/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/mix042_pso.oepc.i


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


This is Ultimate 0.1.25-b09bf87
[2020-10-16 12:02:50,897 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-10-16 12:02:50,900 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-10-16 12:02:50,925 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-10-16 12:02:50,925 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-10-16 12:02:50,926 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-10-16 12:02:50,927 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-10-16 12:02:50,937 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-10-16 12:02:50,938 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-10-16 12:02:50,939 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-10-16 12:02:50,940 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-10-16 12:02:50,942 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-10-16 12:02:50,943 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-10-16 12:02:50,944 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-10-16 12:02:50,946 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-10-16 12:02:50,946 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-10-16 12:02:50,951 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
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[2020-10-16 12:02:50,968 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-10-16 12:02:50,969 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 12:02:51,017 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-10-16 12:02:51,018 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-10-16 12:02:51,019 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-10-16 12:02:51,019 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-10-16 12:02:51,019 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-10-16 12:02:51,020 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-10-16 12:02:51,020 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-10-16 12:02:51,021 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-10-16 12:02:51,021 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-10-16 12:02:51,021 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-10-16 12:02:51,022 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-10-16 12:02:51,022 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-10-16 12:02:51,022 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-10-16 12:02:51,023 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-10-16 12:02:51,023 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-10-16 12:02:51,023 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-10-16 12:02:51,023 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-10-16 12:02:51,024 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-10-16 12:02:51,024 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-10-16 12:02:51,024 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-10-16 12:02:51,024 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-10-16 12:02:51,024 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-10-16 12:02:51,024 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-10-16 12:02:51,025 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=Craig_NestedInterpolation
[2020-10-16 12:02:51,025 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-10-16 12:02:51,025 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2020-10-16 12:02:51,025 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-10-16 12:02:51,025 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-10-16 12:02:51,026 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-10-16 12:02:51,345 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-10-16 12:02:51,360 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-10-16 12:02:51,363 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-10-16 12:02:51,364 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-10-16 12:02:51,365 INFO  L275        PluginConnector]: CDTParser initialized
[2020-10-16 12:02:51,366 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix042_pso.oepc.i
[2020-10-16 12:02:51,432 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a36420a5/5b7b1a3594c44dafa76901bfa5092897/FLAG4a3d5d57b
[2020-10-16 12:02:51,988 INFO  L306              CDTParser]: Found 1 translation units.
[2020-10-16 12:02:51,989 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/pthread-wmm/mix042_pso.oepc.i
[2020-10-16 12:02:52,005 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a36420a5/5b7b1a3594c44dafa76901bfa5092897/FLAG4a3d5d57b
[2020-10-16 12:02:52,257 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/8a36420a5/5b7b1a3594c44dafa76901bfa5092897
[2020-10-16 12:02:52,265 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-10-16 12:02:52,267 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-10-16 12:02:52,268 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-10-16 12:02:52,268 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-10-16 12:02:52,272 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-10-16 12:02:52,273 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:02:52" (1/1) ...
[2020-10-16 12:02:52,276 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20693ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:52, skipping insertion in model container
[2020-10-16 12:02:52,276 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:02:52" (1/1) ...
[2020-10-16 12:02:52,285 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-10-16 12:02:52,335 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-10-16 12:02:52,835 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:02:52,860 INFO  L203         MainTranslator]: Completed pre-run
[2020-10-16 12:02:52,987 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-10-16 12:02:53,101 INFO  L208         MainTranslator]: Completed translation
[2020-10-16 12:02:53,101 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53 WrapperNode
[2020-10-16 12:02:53,102 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-10-16 12:02:53,103 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-10-16 12:02:53,103 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-10-16 12:02:53,103 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-10-16 12:02:53,113 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,134 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,171 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-10-16 12:02:53,171 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-10-16 12:02:53,171 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-10-16 12:02:53,172 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-10-16 12:02:53,182 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,183 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,187 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,188 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,199 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,203 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,213 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (1/1) ...
[2020-10-16 12:02:53,223 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-10-16 12:02:53,223 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-10-16 12:02:53,223 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-10-16 12:02:53,224 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-10-16 12:02:53,230 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (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 12:02:53,319 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-10-16 12:02:53,320 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2020-10-16 12:02:53,320 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-10-16 12:02:53,320 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-10-16 12:02:53,321 INFO  L130     BoogieDeclarations]: Found specification of procedure P0
[2020-10-16 12:02:53,322 INFO  L138     BoogieDeclarations]: Found implementation of procedure P0
[2020-10-16 12:02:53,322 INFO  L130     BoogieDeclarations]: Found specification of procedure P1
[2020-10-16 12:02:53,322 INFO  L138     BoogieDeclarations]: Found implementation of procedure P1
[2020-10-16 12:02:53,323 INFO  L130     BoogieDeclarations]: Found specification of procedure P2
[2020-10-16 12:02:53,323 INFO  L138     BoogieDeclarations]: Found implementation of procedure P2
[2020-10-16 12:02:53,325 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2020-10-16 12:02:53,326 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-10-16 12:02:53,326 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-10-16 12:02:53,328 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 12:02:55,627 INFO  L293             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-10-16 12:02:55,628 INFO  L298             CfgBuilder]: Removed 10 assume(true) statements.
[2020-10-16 12:02:55,630 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:02:55 BoogieIcfgContainer
[2020-10-16 12:02:55,630 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-10-16 12:02:55,632 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-10-16 12:02:55,632 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-10-16 12:02:55,635 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-10-16 12:02:55,636 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:02:52" (1/3) ...
[2020-10-16 12:02:55,636 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5978526d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:02:55, skipping insertion in model container
[2020-10-16 12:02:55,637 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:02:53" (2/3) ...
[2020-10-16 12:02:55,637 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5978526d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:02:55, skipping insertion in model container
[2020-10-16 12:02:55,638 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:02:55" (3/3) ...
[2020-10-16 12:02:55,639 INFO  L111   eAbstractionObserver]: Analyzing ICFG mix042_pso.oepc.i
[2020-10-16 12:02:55,651 WARN  L153   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-10-16 12:02:55,651 INFO  L164   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION
[2020-10-16 12:02:55,660 INFO  L176   ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations.
[2020-10-16 12:02:55,661 INFO  L348   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-10-16 12:02:55,693 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,693 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,693 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,693 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,694 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,694 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,694 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,694 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,695 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,696 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,696 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,696 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,697 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,697 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,697 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,697 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,697 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,698 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,698 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,698 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,698 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,698 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,699 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,699 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,699 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,700 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,700 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,700 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,700 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,701 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,701 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,701 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,701 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,701 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,702 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,702 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,702 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,702 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,702 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,702 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,703 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,703 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,703 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,703 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,703 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,703 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,704 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,704 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,704 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,704 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,704 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,704 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,705 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,705 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,705 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,705 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,705 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,705 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,706 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,706 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,706 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,706 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,706 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,706 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,707 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,707 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,707 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,707 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,709 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,709 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,709 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,709 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,710 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,710 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,710 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,711 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,711 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,715 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,716 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,716 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,716 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,716 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,716 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,717 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,717 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,717 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,717 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,717 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,718 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,718 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,718 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,718 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,719 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,719 WARN  L313   ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,719 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,719 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,719 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,720 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,720 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,720 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,720 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,720 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,721 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,721 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,721 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,721 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,721 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,722 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,722 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,722 WARN  L313   ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,729 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,729 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,729 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite2| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,730 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,730 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,730 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,730 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,731 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,731 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,731 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,731 WARN  L313   ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,731 WARN  L313   ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,733 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,733 WARN  L313   ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,733 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,734 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,734 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,734 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,734 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,735 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,735 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,735 WARN  L313   ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-10-16 12:02:55,736 INFO  L149    ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2020-10-16 12:02:55,751 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2020-10-16 12:02:55,773 INFO  L377      AbstractCegarLoop]: Interprodecural is true
[2020-10-16 12:02:55,773 INFO  L378      AbstractCegarLoop]: Hoare is true
[2020-10-16 12:02:55,773 INFO  L379      AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation
[2020-10-16 12:02:55,773 INFO  L380      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-10-16 12:02:55,773 INFO  L381      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-10-16 12:02:55,773 INFO  L382      AbstractCegarLoop]: Difference is false
[2020-10-16 12:02:55,774 INFO  L383      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-10-16 12:02:55,774 INFO  L387      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-10-16 12:02:55,788 INFO  L137   etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation.
[2020-10-16 12:02:55,788 INFO  L144   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 105 places, 97 transitions, 209 flow
[2020-10-16 12:02:55,791 INFO  L111        LiptonReduction]: Starting Lipton reduction on Petri net that has 105 places, 97 transitions, 209 flow
[2020-10-16 12:02:55,793 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 105 places, 97 transitions, 209 flow
[2020-10-16 12:02:55,841 INFO  L129       PetriNetUnfolder]: 2/94 cut-off events.
[2020-10-16 12:02:55,842 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2020-10-16 12:02:55,847 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 104 conditions, 94 events. 2/94 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 69 event pairs, 0 based on Foata normal form. 0/90 useless extension candidates. Maximal degree in co-relation 62. Up to 2 conditions per place. 
[2020-10-16 12:02:55,850 INFO  L117        LiptonReduction]: Number of co-enabled transitions 1814
[2020-10-16 12:02:56,066 WARN  L193               SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 41
[2020-10-16 12:02:56,783 WARN  L193               SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 58
[2020-10-16 12:02:57,290 WARN  L193               SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 55
[2020-10-16 12:02:57,419 WARN  L193               SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 55
[2020-10-16 12:02:58,354 WARN  L193               SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 91
[2020-10-16 12:02:58,498 WARN  L193               SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 89
[2020-10-16 12:02:58,514 INFO  L132        LiptonReduction]: Checked pairs total: 5167
[2020-10-16 12:02:58,514 INFO  L134        LiptonReduction]: Total number of compositions: 79
[2020-10-16 12:02:58,521 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 39 places, 30 transitions, 75 flow
[2020-10-16 12:02:58,609 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 1334 states.
[2020-10-16 12:02:58,612 INFO  L276                IsEmpty]: Start isEmpty. Operand 1334 states.
[2020-10-16 12:02:58,618 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2020-10-16 12:02:58,618 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:02:58,619 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1]
[2020-10-16 12:02:58,619 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 12:02:58,625 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:02:58,625 INFO  L82        PathProgramCache]: Analyzing trace with hash 1054991, now seen corresponding path program 1 times
[2020-10-16 12:02:58,636 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:02:58,636 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131051420]
[2020-10-16 12:02:58,636 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:02:58,793 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:02:58,863 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 12:02:58,863 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131051420]
[2020-10-16 12:02:58,864 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:02:58,864 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2020-10-16 12:02:58,865 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653374271]
[2020-10-16 12:02:58,870 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-10-16 12:02:58,870 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:02:58,885 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-10-16 12:02:58,886 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-10-16 12:02:58,889 INFO  L87              Difference]: Start difference. First operand 1334 states. Second operand 3 states.
[2020-10-16 12:02:59,021 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:02:59,022 INFO  L93              Difference]: Finished difference Result 1112 states and 3605 transitions.
[2020-10-16 12:02:59,024 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-10-16 12:02:59,026 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 3
[2020-10-16 12:02:59,026 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:02:59,070 INFO  L225             Difference]: With dead ends: 1112
[2020-10-16 12:02:59,070 INFO  L226             Difference]: Without dead ends: 812
[2020-10-16 12:02:59,072 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 12:02:59,105 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 812 states.
[2020-10-16 12:02:59,183 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 812.
[2020-10-16 12:02:59,185 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 812 states.
[2020-10-16 12:02:59,191 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 812 states and 2575 transitions.
[2020-10-16 12:02:59,193 INFO  L78                 Accepts]: Start accepts. Automaton has 812 states and 2575 transitions. Word has length 3
[2020-10-16 12:02:59,193 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:02:59,194 INFO  L481      AbstractCegarLoop]: Abstraction has 812 states and 2575 transitions.
[2020-10-16 12:02:59,194 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-10-16 12:02:59,197 INFO  L276                IsEmpty]: Start isEmpty. Operand 812 states and 2575 transitions.
[2020-10-16 12:02:59,199 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2020-10-16 12:02:59,199 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:02:59,199 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:02:59,199 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2020-10-16 12:02:59,200 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 12:02:59,200 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:02:59,200 INFO  L82        PathProgramCache]: Analyzing trace with hash 1475169757, now seen corresponding path program 1 times
[2020-10-16 12:02:59,200 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:02:59,200 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251536821]
[2020-10-16 12:02:59,201 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:02:59,247 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:02:59,359 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 12:02:59,359 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251536821]
[2020-10-16 12:02:59,359 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:02:59,360 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2020-10-16 12:02:59,360 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350757576]
[2020-10-16 12:02:59,361 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:02:59,362 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:02:59,362 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:02:59,362 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:02:59,363 INFO  L87              Difference]: Start difference. First operand 812 states and 2575 transitions. Second operand 4 states.
[2020-10-16 12:02:59,405 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:02:59,405 INFO  L93              Difference]: Finished difference Result 862 states and 2630 transitions.
[2020-10-16 12:02:59,406 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:02:59,406 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 10
[2020-10-16 12:02:59,406 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:02:59,412 INFO  L225             Difference]: With dead ends: 862
[2020-10-16 12:02:59,413 INFO  L226             Difference]: Without dead ends: 712
[2020-10-16 12:02:59,414 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:02:59,418 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 712 states.
[2020-10-16 12:02:59,439 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 712 to 712.
[2020-10-16 12:02:59,440 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 712 states.
[2020-10-16 12:02:59,444 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 712 states and 2215 transitions.
[2020-10-16 12:02:59,444 INFO  L78                 Accepts]: Start accepts. Automaton has 712 states and 2215 transitions. Word has length 10
[2020-10-16 12:02:59,445 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:02:59,446 INFO  L481      AbstractCegarLoop]: Abstraction has 712 states and 2215 transitions.
[2020-10-16 12:02:59,446 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:02:59,446 INFO  L276                IsEmpty]: Start isEmpty. Operand 712 states and 2215 transitions.
[2020-10-16 12:02:59,449 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2020-10-16 12:02:59,449 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:02:59,449 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:02:59,449 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2020-10-16 12:02:59,450 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 12:02:59,450 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:02:59,450 INFO  L82        PathProgramCache]: Analyzing trace with hash -822420100, now seen corresponding path program 1 times
[2020-10-16 12:02:59,450 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:02:59,451 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739431343]
[2020-10-16 12:02:59,451 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:02:59,489 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:02:59,573 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 12:02:59,574 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739431343]
[2020-10-16 12:02:59,574 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:02:59,574 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:02:59,575 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [686354396]
[2020-10-16 12:02:59,575 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:02:59,575 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:02:59,575 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:02:59,576 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:02:59,576 INFO  L87              Difference]: Start difference. First operand 712 states and 2215 transitions. Second operand 4 states.
[2020-10-16 12:02:59,616 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:02:59,616 INFO  L93              Difference]: Finished difference Result 606 states and 1636 transitions.
[2020-10-16 12:02:59,617 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:02:59,617 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 12
[2020-10-16 12:02:59,617 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:02:59,621 INFO  L225             Difference]: With dead ends: 606
[2020-10-16 12:02:59,621 INFO  L226             Difference]: Without dead ends: 456
[2020-10-16 12:02:59,621 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 12:02:59,624 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 456 states.
[2020-10-16 12:02:59,634 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 456.
[2020-10-16 12:02:59,634 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 456 states.
[2020-10-16 12:02:59,636 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 1191 transitions.
[2020-10-16 12:02:59,636 INFO  L78                 Accepts]: Start accepts. Automaton has 456 states and 1191 transitions. Word has length 12
[2020-10-16 12:02:59,637 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:02:59,637 INFO  L481      AbstractCegarLoop]: Abstraction has 456 states and 1191 transitions.
[2020-10-16 12:02:59,637 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:02:59,637 INFO  L276                IsEmpty]: Start isEmpty. Operand 456 states and 1191 transitions.
[2020-10-16 12:02:59,639 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 16
[2020-10-16 12:02:59,640 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:02:59,640 INFO  L422         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-10-16 12:02:59,640 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2020-10-16 12:02:59,640 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 12:02:59,641 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:02:59,641 INFO  L82        PathProgramCache]: Analyzing trace with hash 573539761, now seen corresponding path program 1 times
[2020-10-16 12:02:59,641 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:02:59,641 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040515265]
[2020-10-16 12:02:59,641 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:02:59,731 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:02:59,825 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 12:02:59,826 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040515265]
[2020-10-16 12:02:59,828 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:02:59,829 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 12:02:59,829 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878205564]
[2020-10-16 12:02:59,829 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:02:59,830 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:02:59,830 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:02:59,830 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:02:59,830 INFO  L87              Difference]: Start difference. First operand 456 states and 1191 transitions. Second operand 5 states.
[2020-10-16 12:02:59,880 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:02:59,880 INFO  L93              Difference]: Finished difference Result 334 states and 796 transitions.
[2020-10-16 12:02:59,881 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. 
[2020-10-16 12:02:59,881 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 15
[2020-10-16 12:02:59,882 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:02:59,883 INFO  L225             Difference]: With dead ends: 334
[2020-10-16 12:02:59,884 INFO  L226             Difference]: Without dead ends: 264
[2020-10-16 12:02:59,884 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 12:02:59,886 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 264 states.
[2020-10-16 12:02:59,891 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264.
[2020-10-16 12:02:59,891 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 264 states.
[2020-10-16 12:02:59,893 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 615 transitions.
[2020-10-16 12:02:59,893 INFO  L78                 Accepts]: Start accepts. Automaton has 264 states and 615 transitions. Word has length 15
[2020-10-16 12:02:59,894 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:02:59,894 INFO  L481      AbstractCegarLoop]: Abstraction has 264 states and 615 transitions.
[2020-10-16 12:02:59,894 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:02:59,894 INFO  L276                IsEmpty]: Start isEmpty. Operand 264 states and 615 transitions.
[2020-10-16 12:02:59,895 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2020-10-16 12:02:59,896 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:02:59,896 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 12:02:59,896 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2020-10-16 12:02:59,896 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 12:02:59,897 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:02:59,897 INFO  L82        PathProgramCache]: Analyzing trace with hash 15047789, now seen corresponding path program 1 times
[2020-10-16 12:02:59,897 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:02:59,897 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783671130]
[2020-10-16 12:02:59,898 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:02:59,935 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:02:59,990 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 12:02:59,991 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783671130]
[2020-10-16 12:02:59,991 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:02:59,991 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-10-16 12:02:59,991 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538304846]
[2020-10-16 12:02:59,992 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 4 states
[2020-10-16 12:02:59,992 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:02:59,992 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2020-10-16 12:02:59,992 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2020-10-16 12:02:59,993 INFO  L87              Difference]: Start difference. First operand 264 states and 615 transitions. Second operand 4 states.
[2020-10-16 12:03:00,053 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:03:00,054 INFO  L93              Difference]: Finished difference Result 377 states and 853 transitions.
[2020-10-16 12:03:00,054 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. 
[2020-10-16 12:03:00,054 INFO  L78                 Accepts]: Start accepts. Automaton has 4 states. Word has length 19
[2020-10-16 12:03:00,055 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:03:00,056 INFO  L225             Difference]: With dead ends: 377
[2020-10-16 12:03:00,057 INFO  L226             Difference]: Without dead ends: 270
[2020-10-16 12:03:00,057 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:03:00,058 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 270 states.
[2020-10-16 12:03:00,063 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 264.
[2020-10-16 12:03:00,063 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 264 states.
[2020-10-16 12:03:00,065 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 588 transitions.
[2020-10-16 12:03:00,065 INFO  L78                 Accepts]: Start accepts. Automaton has 264 states and 588 transitions. Word has length 19
[2020-10-16 12:03:00,065 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:03:00,065 INFO  L481      AbstractCegarLoop]: Abstraction has 264 states and 588 transitions.
[2020-10-16 12:03:00,065 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 4 states.
[2020-10-16 12:03:00,065 INFO  L276                IsEmpty]: Start isEmpty. Operand 264 states and 588 transitions.
[2020-10-16 12:03:00,066 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 20
[2020-10-16 12:03:00,067 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:03:00,067 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 12:03:00,067 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2020-10-16 12:03:00,067 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 12:03:00,067 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:03:00,068 INFO  L82        PathProgramCache]: Analyzing trace with hash 734031837, now seen corresponding path program 2 times
[2020-10-16 12:03:00,068 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:03:00,068 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949680903]
[2020-10-16 12:03:00,068 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:03:00,136 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:03:00,238 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 12:03:00,238 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949680903]
[2020-10-16 12:03:00,239 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:03:00,239 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 12:03:00,239 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285900570]
[2020-10-16 12:03:00,240 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 6 states
[2020-10-16 12:03:00,241 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:03:00,242 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2020-10-16 12:03:00,242 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30
[2020-10-16 12:03:00,243 INFO  L87              Difference]: Start difference. First operand 264 states and 588 transitions. Second operand 6 states.
[2020-10-16 12:03:00,327 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:03:00,328 INFO  L93              Difference]: Finished difference Result 230 states and 519 transitions.
[2020-10-16 12:03:00,328 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. 
[2020-10-16 12:03:00,328 INFO  L78                 Accepts]: Start accepts. Automaton has 6 states. Word has length 19
[2020-10-16 12:03:00,329 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:03:00,330 INFO  L225             Difference]: With dead ends: 230
[2020-10-16 12:03:00,330 INFO  L226             Difference]: Without dead ends: 166
[2020-10-16 12:03:00,330 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 12:03:00,332 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 166 states.
[2020-10-16 12:03:00,337 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166.
[2020-10-16 12:03:00,337 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 166 states.
[2020-10-16 12:03:00,339 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 379 transitions.
[2020-10-16 12:03:00,339 INFO  L78                 Accepts]: Start accepts. Automaton has 166 states and 379 transitions. Word has length 19
[2020-10-16 12:03:00,339 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:03:00,339 INFO  L481      AbstractCegarLoop]: Abstraction has 166 states and 379 transitions.
[2020-10-16 12:03:00,340 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 6 states.
[2020-10-16 12:03:00,340 INFO  L276                IsEmpty]: Start isEmpty. Operand 166 states and 379 transitions.
[2020-10-16 12:03:00,341 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:03:00,341 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:03:00,341 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 12:03:00,342 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2020-10-16 12:03:00,342 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 12:03:00,342 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:03:00,342 INFO  L82        PathProgramCache]: Analyzing trace with hash -1770653842, now seen corresponding path program 1 times
[2020-10-16 12:03:00,343 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:03:00,343 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410310295]
[2020-10-16 12:03:00,343 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:03:00,384 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:03:00,456 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 12:03:00,457 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410310295]
[2020-10-16 12:03:00,457 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:03:00,457 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2020-10-16 12:03:00,457 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209398351]
[2020-10-16 12:03:00,458 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 5 states
[2020-10-16 12:03:00,458 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:03:00,458 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2020-10-16 12:03:00,458 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2020-10-16 12:03:00,459 INFO  L87              Difference]: Start difference. First operand 166 states and 379 transitions. Second operand 5 states.
[2020-10-16 12:03:00,501 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:03:00,501 INFO  L93              Difference]: Finished difference Result 250 states and 562 transitions.
[2020-10-16 12:03:00,502 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. 
[2020-10-16 12:03:00,502 INFO  L78                 Accepts]: Start accepts. Automaton has 5 states. Word has length 23
[2020-10-16 12:03:00,502 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:03:00,503 INFO  L225             Difference]: With dead ends: 250
[2020-10-16 12:03:00,503 INFO  L226             Difference]: Without dead ends: 112
[2020-10-16 12:03:00,504 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42
[2020-10-16 12:03:00,505 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 112 states.
[2020-10-16 12:03:00,509 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112.
[2020-10-16 12:03:00,509 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 112 states.
[2020-10-16 12:03:00,510 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 235 transitions.
[2020-10-16 12:03:00,510 INFO  L78                 Accepts]: Start accepts. Automaton has 112 states and 235 transitions. Word has length 23
[2020-10-16 12:03:00,510 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:03:00,511 INFO  L481      AbstractCegarLoop]: Abstraction has 112 states and 235 transitions.
[2020-10-16 12:03:00,511 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 5 states.
[2020-10-16 12:03:00,511 INFO  L276                IsEmpty]: Start isEmpty. Operand 112 states and 235 transitions.
[2020-10-16 12:03:00,511 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:03:00,512 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:03:00,512 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 12:03:00,512 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2020-10-16 12:03:00,512 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 12:03:00,512 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:03:00,513 INFO  L82        PathProgramCache]: Analyzing trace with hash 187463814, now seen corresponding path program 2 times
[2020-10-16 12:03:00,513 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:03:00,514 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1487105964]
[2020-10-16 12:03:00,514 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:03:00,582 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:03:00,764 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 12:03:00,765 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1487105964]
[2020-10-16 12:03:00,765 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:03:00,765 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2020-10-16 12:03:00,765 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455180975]
[2020-10-16 12:03:00,766 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 7 states
[2020-10-16 12:03:00,768 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:03:00,769 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants.
[2020-10-16 12:03:00,769 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42
[2020-10-16 12:03:00,769 INFO  L87              Difference]: Start difference. First operand 112 states and 235 transitions. Second operand 7 states.
[2020-10-16 12:03:00,951 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:03:00,951 INFO  L93              Difference]: Finished difference Result 133 states and 271 transitions.
[2020-10-16 12:03:00,952 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-10-16 12:03:00,952 INFO  L78                 Accepts]: Start accepts. Automaton has 7 states. Word has length 23
[2020-10-16 12:03:00,952 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:03:00,953 INFO  L225             Difference]: With dead ends: 133
[2020-10-16 12:03:00,953 INFO  L226             Difference]: Without dead ends: 112
[2020-10-16 12:03:00,953 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132
[2020-10-16 12:03:00,954 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 112 states.
[2020-10-16 12:03:00,956 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112.
[2020-10-16 12:03:00,957 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 112 states.
[2020-10-16 12:03:00,957 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 233 transitions.
[2020-10-16 12:03:00,958 INFO  L78                 Accepts]: Start accepts. Automaton has 112 states and 233 transitions. Word has length 23
[2020-10-16 12:03:00,958 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:03:00,958 INFO  L481      AbstractCegarLoop]: Abstraction has 112 states and 233 transitions.
[2020-10-16 12:03:00,958 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 7 states.
[2020-10-16 12:03:00,958 INFO  L276                IsEmpty]: Start isEmpty. Operand 112 states and 233 transitions.
[2020-10-16 12:03:00,959 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:03:00,959 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:03:00,959 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 12:03:00,959 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2020-10-16 12:03:00,959 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 12:03:00,960 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:03:00,960 INFO  L82        PathProgramCache]: Analyzing trace with hash 438368348, now seen corresponding path program 3 times
[2020-10-16 12:03:00,960 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:03:00,960 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1220023950]
[2020-10-16 12:03:00,961 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:03:01,005 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-10-16 12:03:01,135 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 12:03:01,136 INFO  L353   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1220023950]
[2020-10-16 12:03:01,136 INFO  L219   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-10-16 12:03:01,136 INFO  L232   FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2020-10-16 12:03:01,137 INFO  L155   tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245028459]
[2020-10-16 12:03:01,137 INFO  L461      AbstractCegarLoop]: Interpolant automaton has 8 states
[2020-10-16 12:03:01,137 INFO  L142   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2020-10-16 12:03:01,137 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2020-10-16 12:03:01,138 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2020-10-16 12:03:01,138 INFO  L87              Difference]: Start difference. First operand 112 states and 233 transitions. Second operand 8 states.
[2020-10-16 12:03:01,302 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-10-16 12:03:01,302 INFO  L93              Difference]: Finished difference Result 127 states and 256 transitions.
[2020-10-16 12:03:01,304 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. 
[2020-10-16 12:03:01,304 INFO  L78                 Accepts]: Start accepts. Automaton has 8 states. Word has length 23
[2020-10-16 12:03:01,305 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-10-16 12:03:01,305 INFO  L225             Difference]: With dead ends: 127
[2020-10-16 12:03:01,306 INFO  L226             Difference]: Without dead ends: 66
[2020-10-16 12:03:01,308 INFO  L677         BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110
[2020-10-16 12:03:01,309 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 66 states.
[2020-10-16 12:03:01,310 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66.
[2020-10-16 12:03:01,310 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 66 states.
[2020-10-16 12:03:01,310 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 115 transitions.
[2020-10-16 12:03:01,311 INFO  L78                 Accepts]: Start accepts. Automaton has 66 states and 115 transitions. Word has length 23
[2020-10-16 12:03:01,311 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-10-16 12:03:01,311 INFO  L481      AbstractCegarLoop]: Abstraction has 66 states and 115 transitions.
[2020-10-16 12:03:01,311 INFO  L482      AbstractCegarLoop]: Interpolant automaton has 8 states.
[2020-10-16 12:03:01,311 INFO  L276                IsEmpty]: Start isEmpty. Operand 66 states and 115 transitions.
[2020-10-16 12:03:01,312 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2020-10-16 12:03:01,312 INFO  L414         BasicCegarLoop]: Found error trace
[2020-10-16 12:03:01,313 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 12:03:01,313 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2020-10-16 12:03:01,313 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 12:03:01,313 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-10-16 12:03:01,313 INFO  L82        PathProgramCache]: Analyzing trace with hash 289495110, now seen corresponding path program 4 times
[2020-10-16 12:03:01,314 INFO  L162   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-10-16 12:03:01,314 INFO  L353   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817186351]
[2020-10-16 12:03:01,314 INFO  L95    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-10-16 12:03:01,401 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 12:03:01,402 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 12:03:01,466 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-10-16 12:03:01,467 INFO  L221             TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2020-10-16 12:03:01,503 INFO  L173   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-10-16 12:03:01,503 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-10-16 12:03:01,503 WARN  L518      AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2020-10-16 12:03:01,562 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 12:03:01,563 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,564 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 12:03:01,564 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,565 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 12:03:01,565 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,565 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 12:03:01,565 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,565 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 12:03:01,566 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,566 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 12:03:01,566 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,566 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 12:03:01,566 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,567 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 12:03:01,567 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,567 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 12:03:01,567 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,567 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 12:03:01,568 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,568 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 12:03:01,568 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,568 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 12:03:01,568 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,569 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 12:03:01,569 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,569 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 12:03:01,569 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,569 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 12:03:01,570 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,570 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 12:03:01,570 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,570 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 12:03:01,570 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,570 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 12:03:01,571 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,571 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 12:03:01,571 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,572 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 12:03:01,572 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,572 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 12:03:01,572 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,572 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 12:03:01,572 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,573 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 12:03:01,573 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,573 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 12:03:01,573 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,573 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 12:03:01,574 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,574 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 12:03:01,574 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,574 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 12:03:01,574 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,575 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 12:03:01,575 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,575 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 12:03:01,575 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,576 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 12:03:01,576 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,576 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 12:03:01,576 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,576 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 12:03:01,577 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,577 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 12:03:01,577 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,577 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 12:03:01,577 ERROR L222     RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location
[2020-10-16 12:03:01,643 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:03:01 BasicIcfg
[2020-10-16 12:03:01,644 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-10-16 12:03:01,646 INFO  L168              Benchmark]: Toolchain (without parser) took 9378.81 ms. Allocated memory was 140.5 MB in the beginning and 320.9 MB in the end (delta: 180.4 MB). Free memory was 101.9 MB in the beginning and 276.4 MB in the end (delta: -174.5 MB). Peak memory consumption was 195.2 MB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,646 INFO  L168              Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,647 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 834.13 ms. Allocated memory was 140.5 MB in the beginning and 205.0 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 160.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,648 INFO  L168              Benchmark]: Boogie Procedure Inliner took 68.43 ms. Allocated memory is still 205.0 MB. Free memory was 160.9 MB in the beginning and 158.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,648 INFO  L168              Benchmark]: Boogie Preprocessor took 51.72 ms. Allocated memory is still 205.0 MB. Free memory was 158.1 MB in the beginning and 155.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,649 INFO  L168              Benchmark]: RCFGBuilder took 2406.99 ms. Allocated memory was 205.0 MB in the beginning and 247.5 MB in the end (delta: 42.5 MB). Free memory was 155.2 MB in the beginning and 171.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,650 INFO  L168              Benchmark]: TraceAbstraction took 6012.26 ms. Allocated memory was 247.5 MB in the beginning and 320.9 MB in the end (delta: 73.4 MB). Free memory was 171.3 MB in the beginning and 276.4 MB in the end (delta: -105.1 MB). Peak memory consumption was 157.7 MB. Max. memory is 7.1 GB.
[2020-10-16 12:03:01,654 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.21 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.6 MB in the end (delta: 419.8 kB). Peak memory consumption was 419.8 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 834.13 ms. Allocated memory was 140.5 MB in the beginning and 205.0 MB in the end (delta: 64.5 MB). Free memory was 101.9 MB in the beginning and 160.9 MB in the end (delta: -59.1 MB). Peak memory consumption was 28.9 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 68.43 ms. Allocated memory is still 205.0 MB. Free memory was 160.9 MB in the beginning and 158.1 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 51.72 ms. Allocated memory is still 205.0 MB. Free memory was 158.1 MB in the beginning and 155.2 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 2406.99 ms. Allocated memory was 205.0 MB in the beginning and 247.5 MB in the end (delta: 42.5 MB). Free memory was 155.2 MB in the beginning and 171.3 MB in the end (delta: -16.1 MB). Peak memory consumption was 101.1 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 6012.26 ms. Allocated memory was 247.5 MB in the beginning and 320.9 MB in the end (delta: 73.4 MB). Free memory was 171.3 MB in the beginning and 276.4 MB in the end (delta: -105.1 MB). Peak memory consumption was 157.7 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    918 VarBasedMoverChecksPositive, 23 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 108 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 2.7s, 105 PlacesBefore, 39 PlacesAfterwards, 97 TransitionsBefore, 30 TransitionsAfterwards, 1814 CoEnabledTransitionPairs, 6 FixpointIterations, 34 TrivialSequentialCompositions, 38 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 6 ConcurrentYvCompositions, 1 ChoiceCompositions, 79 TotalNumberOfCompositions, 5167 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_p0_EAX = 0;
[L702]               0  int __unbuffered_p2_EAX = 0;
[L704]               0  int __unbuffered_p2_EBX = 0;
[L706]               0  int a = 0;
[L707]               0  _Bool a$flush_delayed;
[L708]               0  int a$mem_tmp;
[L709]               0  _Bool a$r_buff0_thd0;
[L710]               0  _Bool a$r_buff0_thd1;
[L711]               0  _Bool a$r_buff0_thd2;
[L712]               0  _Bool a$r_buff0_thd3;
[L713]               0  _Bool a$r_buff1_thd0;
[L714]               0  _Bool a$r_buff1_thd1;
[L715]               0  _Bool a$r_buff1_thd2;
[L716]               0  _Bool a$r_buff1_thd3;
[L717]               0  _Bool a$read_delayed;
[L718]               0  int *a$read_delayed_var;
[L719]               0  int a$w_buff0;
[L720]               0  _Bool a$w_buff0_used;
[L721]               0  int a$w_buff1;
[L722]               0  _Bool a$w_buff1_used;
[L723]               0  _Bool main$tmp_guard0;
[L724]               0  _Bool main$tmp_guard1;
[L726]               0  int x = 0;
[L728]               0  int y = 0;
[L730]               0  int z = 0;
[L731]               0  _Bool weak$$choice0;
[L732]               0  _Bool weak$$choice2;
[L832]               0  pthread_t t1111;
[L833]  FCALL, FORK  0  pthread_create(&t1111, ((void *)0), P0, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L834]               0  pthread_t t1112;
[L835]  FCALL, FORK  0  pthread_create(&t1112, ((void *)0), P1, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L836]               0  pthread_t t1113;
[L837]  FCALL, FORK  0  pthread_create(&t1113, ((void *)0), P2, ((void *)0))
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=0, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=0, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L736]               1  a$w_buff1 = a$w_buff0
[L737]               1  a$w_buff0 = 1
[L738]               1  a$w_buff1_used = a$w_buff0_used
[L739]               1  a$w_buff0_used = (_Bool)1
[L7]    COND TRUE    1  !expression
[L7]                 1  __VERIFIER_error()
[L741]               1  a$r_buff1_thd0 = a$r_buff0_thd0
[L742]               1  a$r_buff1_thd1 = a$r_buff0_thd1
[L743]               1  a$r_buff1_thd2 = a$r_buff0_thd2
[L744]               1  a$r_buff1_thd3 = a$r_buff0_thd3
[L745]               1  a$r_buff0_thd1 = (_Bool)1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L748]               1  __unbuffered_p0_EAX = x
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0]
[L765]               2  x = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=0, z=0]
[L768]               2  y = 1
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=1, z=0]
[L785]               3  y = 2
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=0]
[L788]               3  z = 1
[L791]               3  __unbuffered_p2_EAX = z
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=1, y=2, z=1]
[L794]               3  weak$$choice0 = __VERIFIER_nondet_bool()
[L795]               3  weak$$choice2 = __VERIFIER_nondet_bool()
[L796]               3  a$flush_delayed = weak$$choice2
[L797]               3  a$mem_tmp = a
[L798]  EXPR         3  !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1)
[L798]               3  a = !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff1)
[L799]  EXPR         3  weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0))
[L799]               3  a$w_buff0 = weak$$choice2 ? a$w_buff0 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : a$w_buff0))
[L800]  EXPR         3  weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1))
[L800]  EXPR         3  !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1)
[L800]  EXPR         3  weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1))
[L800]               3  a$w_buff1 = weak$$choice2 ? a$w_buff1 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1 : (a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff1 : a$w_buff1))
[L801]  EXPR         3  weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used))
[L801]               3  a$w_buff0_used = weak$$choice2 ? a$w_buff0_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff0_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used))
[L802]  EXPR         3  weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L802]  EXPR         3  !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L802]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0
[L802]  EXPR         3  !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L802]  EXPR         3  weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L802]               3  a$w_buff1_used = weak$$choice2 ? a$w_buff1_used : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$w_buff1_used : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L803]  EXPR         3  weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3))
[L803]               3  a$r_buff0_thd3 = weak$$choice2 ? a$r_buff0_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff0_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3))
[L804]  EXPR         3  weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L804]  EXPR         3  !a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)
[L804]  EXPR         3  weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L804]               3  a$r_buff1_thd3 = weak$$choice2 ? a$r_buff1_thd3 : (!a$w_buff0_used || !a$r_buff0_thd3 && !a$w_buff1_used || !a$r_buff0_thd3 && !a$r_buff1_thd3 ? a$r_buff1_thd3 : (a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : (_Bool)0))
[L805]               3  __unbuffered_p2_EBX = a
[L806]  EXPR         3  a$flush_delayed ? a$mem_tmp : a
[L806]               3  a = a$flush_delayed ? a$mem_tmp : a
[L807]               3  a$flush_delayed = (_Bool)0
        VAL             [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=0, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=1, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=2, z=1]
[L810]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a)
[L810]               3  a = a$w_buff0_used && a$r_buff0_thd3 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd3 ? a$w_buff1 : a)
[L811]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used
[L811]               3  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$w_buff0_used
[L812]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used
[L812]               3  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$w_buff1_used
[L813]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3
[L813]               3  a$r_buff0_thd3 = a$w_buff0_used && a$r_buff0_thd3 ? (_Bool)0 : a$r_buff0_thd3
[L814]  EXPR         3  a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3
[L814]               3  a$r_buff1_thd3 = a$w_buff0_used && a$r_buff0_thd3 || a$w_buff1_used && a$r_buff1_thd3 ? (_Bool)0 : a$r_buff1_thd3
[L817]               3  __unbuffered_cnt = __unbuffered_cnt + 1
[L819]               3  return 0;
[L751]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a)
[L751]               1  a = a$w_buff0_used && a$r_buff0_thd1 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd1 ? a$w_buff1 : a)
[L752]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used
[L752]               1  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$w_buff0_used
[L753]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used
[L753]               1  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$w_buff1_used
[L754]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1
[L754]               1  a$r_buff0_thd1 = a$w_buff0_used && a$r_buff0_thd1 ? (_Bool)0 : a$r_buff0_thd1
[L755]  EXPR         1  a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1
[L755]               1  a$r_buff1_thd1 = a$w_buff0_used && a$r_buff0_thd1 || a$w_buff1_used && a$r_buff1_thd1 ? (_Bool)0 : a$r_buff1_thd1
[L758]               1  __unbuffered_cnt = __unbuffered_cnt + 1
[L760]               1  return 0;
[L771]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a)
[L771]  EXPR         2  a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a
[L771]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a)
[L771]               2  a = a$w_buff0_used && a$r_buff0_thd2 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd2 ? a$w_buff1 : a)
[L772]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used
[L772]               2  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$w_buff0_used
[L773]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used
[L773]               2  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$w_buff1_used
[L774]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2
[L774]               2  a$r_buff0_thd2 = a$w_buff0_used && a$r_buff0_thd2 ? (_Bool)0 : a$r_buff0_thd2
[L775]  EXPR         2  a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2
[L775]               2  a$r_buff1_thd2 = a$w_buff0_used && a$r_buff0_thd2 || a$w_buff1_used && a$r_buff1_thd2 ? (_Bool)0 : a$r_buff1_thd2
[L778]               2  __unbuffered_cnt = __unbuffered_cnt + 1
[L780]               2  return 0;
[L839]               0  main$tmp_guard0 = __unbuffered_cnt == 3
[L3]    COND FALSE   0  !(!cond)
[L843]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a)
[L843]               0  a = a$w_buff0_used && a$r_buff0_thd0 ? a$w_buff0 : (a$w_buff1_used && a$r_buff1_thd0 ? a$w_buff1 : a)
[L844]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used
[L844]               0  a$w_buff0_used = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$w_buff0_used
[L845]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used
[L845]               0  a$w_buff1_used = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$w_buff1_used
[L846]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0
[L846]               0  a$r_buff0_thd0 = a$w_buff0_used && a$r_buff0_thd0 ? (_Bool)0 : a$r_buff0_thd0
[L847]  EXPR         0  a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0
[L847]               0  a$r_buff1_thd0 = a$w_buff0_used && a$r_buff0_thd0 || a$w_buff1_used && a$r_buff1_thd0 ? (_Bool)0 : a$r_buff1_thd0
[L850]               0  main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 1 && __unbuffered_p2_EBX == 0)
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=2, z=1]
[L7]    COND TRUE    0  !expression
[L7]                 0  __VERIFIER_error()
        VAL             [\result={0:0}, \result={0:0}, __unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=1, __unbuffered_p2_EBX=0, a=1, a$flush_delayed=0, a$mem_tmp=0, a$r_buff0_thd0=0, a$r_buff0_thd1=1, a$r_buff0_thd2=0, a$r_buff0_thd3=0, a$r_buff1_thd0=0, a$r_buff1_thd1=0, a$r_buff1_thd2=0, a$r_buff1_thd3=0, a$read_delayed=0, a$read_delayed_var={0:0}, a$w_buff0=1, a$w_buff0_used=0, a$w_buff1=0, a$w_buff1_used=0, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=2, weak$$choice2=1, x=1, y=2, z=1]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 4 procedures, 96 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.7s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 2.8s, HoareTripleCheckerStatistics: 286 SDtfs, 323 SDslu, 564 SDs, 0 SdLazy, 216 SolverSat, 55 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1334occurred 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, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 138 ConstructedInterpolants, 0 QuantifiedInterpolants, 12383 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...