/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/concurrent/pthreads/regression/pthreadExitNull-safe.c


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


This is Ultimate 0.2.1-0e22065b97d0a1f8b3904e080cebe0f05e88d2b7-0e22065
[2021-06-10 14:21:42,659 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-06-10 14:21:42,661 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-06-10 14:21:42,687 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-06-10 14:21:42,687 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-06-10 14:21:42,689 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-06-10 14:21:42,691 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-06-10 14:21:42,697 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-06-10 14:21:42,698 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-06-10 14:21:42,701 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-06-10 14:21:42,702 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-06-10 14:21:42,703 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-06-10 14:21:42,703 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-06-10 14:21:42,704 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-06-10 14:21:42,705 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-06-10 14:21:42,706 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-06-10 14:21:42,708 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-06-10 14:21:42,709 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-06-10 14:21:42,710 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-06-10 14:21:42,714 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-06-10 14:21:42,715 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-06-10 14:21:42,716 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-06-10 14:21:42,717 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-06-10 14:21:42,718 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-06-10 14:21:42,721 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-06-10 14:21:42,721 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-06-10 14:21:42,721 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-06-10 14:21:42,722 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-06-10 14:21:42,722 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-06-10 14:21:42,722 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-06-10 14:21:42,722 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-06-10 14:21:42,723 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-06-10 14:21:42,723 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-06-10 14:21:42,724 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-06-10 14:21:42,724 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-06-10 14:21:42,724 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-06-10 14:21:42,725 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-06-10 14:21:42,725 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-06-10 14:21:42,725 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-06-10 14:21:42,725 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-06-10 14:21:42,726 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-06-10 14:21:42,729 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe.epf
[2021-06-10 14:21:42,755 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-06-10 14:21:42,755 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-06-10 14:21:42,757 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-06-10 14:21:42,757 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-06-10 14:21:42,757 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-06-10 14:21:42,758 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-06-10 14:21:42,758 INFO  L138        SettingsManager]:  * sizeof long=4
[2021-06-10 14:21:42,758 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-06-10 14:21:42,758 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2021-06-10 14:21:42,758 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * sizeof long double=12
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-06-10 14:21:42,759 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-06-10 14:21:42,759 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-10 14:21:42,760 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-06-10 14:21:42,760 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
[2021-06-10 14:21:42,988 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-06-10 14:21:43,009 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-06-10 14:21:43,011 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-06-10 14:21:43,011 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-06-10 14:21:43,012 INFO  L275        PluginConnector]: CDTParser initialized
[2021-06-10 14:21:43,012 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/pthreads/regression/pthreadExitNull-safe.c
[2021-06-10 14:21:43,064 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2ecaa41/cdba5a8811d34e428270b43222f145e0/FLAG90b9ad9c0
[2021-06-10 14:21:43,421 INFO  L306              CDTParser]: Found 1 translation units.
[2021-06-10 14:21:43,421 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/concurrent/pthreads/regression/pthreadExitNull-safe.c
[2021-06-10 14:21:43,422 WARN  L117   ultiparseSymbolTable]: System include pthread.h could not be resolved by CDT -- only built-in system includes are available.
[2021-06-10 14:21:43,422 WARN  L117   ultiparseSymbolTable]: System include stdio.h could not be resolved by CDT -- only built-in system includes are available.
[2021-06-10 14:21:43,445 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2ecaa41/cdba5a8811d34e428270b43222f145e0/FLAG90b9ad9c0
[2021-06-10 14:21:43,461 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc2ecaa41/cdba5a8811d34e428270b43222f145e0
[2021-06-10 14:21:43,463 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-06-10 14:21:43,464 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2021-06-10 14:21:43,466 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-06-10 14:21:43,466 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-06-10 14:21:43,468 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-06-10 14:21:43,468 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,470 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f860384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43, skipping insertion in model container
[2021-06-10 14:21:43,470 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,475 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-06-10 14:21:43,484 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-06-10 14:21:43,593 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-10 14:21:43,602 INFO  L203         MainTranslator]: Completed pre-run
[2021-06-10 14:21:43,611 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2021-06-10 14:21:43,623 INFO  L208         MainTranslator]: Completed translation
[2021-06-10 14:21:43,623 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43 WrapperNode
[2021-06-10 14:21:43,623 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-06-10 14:21:43,624 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-06-10 14:21:43,624 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-06-10 14:21:43,624 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2021-06-10 14:21:43,629 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,640 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,653 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-06-10 14:21:43,654 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-06-10 14:21:43,654 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2021-06-10 14:21:43,654 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2021-06-10 14:21:43,659 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,659 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,662 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,662 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,666 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,667 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,668 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
[2021-06-10 14:21:43,671 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-06-10 14:21:43,672 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-06-10 14:21:43,673 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2021-06-10 14:21:43,673 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2021-06-10 14:21:43,673 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (1/1) ...
No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-06-10 14:21:43,729 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2021-06-10 14:21:43,729 INFO  L130     BoogieDeclarations]: Found specification of procedure foo
[2021-06-10 14:21:43,729 INFO  L138     BoogieDeclarations]: Found implementation of procedure foo
[2021-06-10 14:21:43,729 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-06-10 14:21:43,730 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-06-10 14:21:43,730 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2021-06-10 14:21:43,730 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2021-06-10 14:21:43,731 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-06-10 14:21:43,731 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2021-06-10 14:21:43,732 WARN  L209             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2021-06-10 14:21:43,909 INFO  L294             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-06-10 14:21:43,909 INFO  L299             CfgBuilder]: Removed 4 assume(true) statements.
[2021-06-10 14:21:43,910 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 02:21:43 BoogieIcfgContainer
[2021-06-10 14:21:43,910 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-06-10 14:21:43,911 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-06-10 14:21:43,911 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2021-06-10 14:21:43,913 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2021-06-10 14:21:43,913 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.06 02:21:43" (1/3) ...
[2021-06-10 14:21:43,913 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df0e5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 02:21:43, skipping insertion in model container
[2021-06-10 14:21:43,913 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.06 02:21:43" (2/3) ...
[2021-06-10 14:21:43,914 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df0e5ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.06 02:21:43, skipping insertion in model container
[2021-06-10 14:21:43,914 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.06 02:21:43" (3/3) ...
[2021-06-10 14:21:43,914 INFO  L111   eAbstractionObserver]: Analyzing ICFG pthreadExitNull-safe.c
[2021-06-10 14:21:43,918 INFO  L149   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-06-10 14:21:43,920 INFO  L161   ceAbstractionStarter]: Appying trace abstraction to program that has 0 error locations.
[2021-06-10 14:21:43,925 INFO  L323   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2021-06-10 14:21:43,944 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#in~n.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,945 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,946 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,947 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,949 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,949 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,949 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,949 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,949 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,950 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,950 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,950 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,950 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,950 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,951 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,952 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,952 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,952 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,952 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,952 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~n.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~post1| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#t~mem0| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe fooThread1of1ForFork0_~ret~0.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,955 WARN  L313   ript$VariableManager]: TermVariabe |fooThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2021-06-10 14:21:43,962 INFO  L149    ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions.
[2021-06-10 14:21:43,974 INFO  L253      AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2021-06-10 14:21:43,994 INFO  L376      AbstractCegarLoop]: Interprodecural is true
[2021-06-10 14:21:43,994 INFO  L377      AbstractCegarLoop]: Hoare is false
[2021-06-10 14:21:43,994 INFO  L378      AbstractCegarLoop]: Compute interpolants for FPandBP
[2021-06-10 14:21:43,995 INFO  L379      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2021-06-10 14:21:43,995 INFO  L380      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2021-06-10 14:21:43,995 INFO  L381      AbstractCegarLoop]: Difference is false
[2021-06-10 14:21:43,998 INFO  L382      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2021-06-10 14:21:43,998 INFO  L386      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2021-06-10 14:21:44,006 INFO  L74            FinitePrefix]: Start finitePrefix. Operand has 35 places, 31 transitions, 70 flow
[2021-06-10 14:21:44,023 INFO  L129       PetriNetUnfolder]: 0/30 cut-off events.
[2021-06-10 14:21:44,024 INFO  L130       PetriNetUnfolder]: For 1/1 co-relation queries the response was YES.
[2021-06-10 14:21:44,025 INFO  L84            FinitePrefix]: Finished finitePrefix Result has 35 conditions, 30 events. 0/30 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 3 event pairs, 0 based on Foata normal form. 0/30 useless extension candidates. Maximal degree in co-relation 0. Up to 2 conditions per place. 
[2021-06-10 14:21:44,025 INFO  L82        GeneralOperation]: Start removeDead. Operand has 35 places, 31 transitions, 70 flow
[2021-06-10 14:21:44,027 INFO  L88        GeneralOperation]: Finished RemoveDead, result has has 0 places, 0 transitions, 0 flow
[2021-06-10 14:21:44,027 INFO  L129       PetriNetUnfolder]: 0/0 cut-off events.
[2021-06-10 14:21:44,027 INFO  L130       PetriNetUnfolder]: For 0/0 co-relation queries the response was YES.
[2021-06-10 14:21:44,029 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.06 02:21:44 BasicIcfg
[2021-06-10 14:21:44,030 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-06-10 14:21:44,031 INFO  L168              Benchmark]: Toolchain (without parser) took 565.96 ms. Allocated memory is still 383.8 MB. Free memory was 346.4 MB in the beginning and 339.7 MB in the end (delta: 6.7 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,031 INFO  L168              Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 383.8 MB. Free memory was 365.1 MB in the beginning and 365.0 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,032 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 157.70 ms. Allocated memory is still 383.8 MB. Free memory was 346.2 MB in the beginning and 368.0 MB in the end (delta: -21.7 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,036 INFO  L168              Benchmark]: Boogie Procedure Inliner took 29.56 ms. Allocated memory is still 383.8 MB. Free memory was 368.0 MB in the beginning and 366.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,037 INFO  L168              Benchmark]: Boogie Preprocessor took 17.16 ms. Allocated memory is still 383.8 MB. Free memory was 366.9 MB in the beginning and 365.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,038 INFO  L168              Benchmark]: RCFGBuilder took 237.56 ms. Allocated memory is still 383.8 MB. Free memory was 365.6 MB in the beginning and 350.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,039 INFO  L168              Benchmark]: TraceAbstraction took 118.67 ms. Allocated memory is still 383.8 MB. Free memory was 350.2 MB in the beginning and 339.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB.
[2021-06-10 14:21:44,046 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.11 ms. Allocated memory is still 383.8 MB. Free memory was 365.1 MB in the beginning and 365.0 MB in the end (delta: 136.4 kB). There was no memory consumed. Max. memory is 16.0 GB.
 * CACSL2BoogieTranslator took 157.70 ms. Allocated memory is still 383.8 MB. Free memory was 346.2 MB in the beginning and 368.0 MB in the end (delta: -21.7 MB). Peak memory consumption was 7.0 MB. Max. memory is 16.0 GB.
 * Boogie Procedure Inliner took 29.56 ms. Allocated memory is still 383.8 MB. Free memory was 368.0 MB in the beginning and 366.9 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB.
 * Boogie Preprocessor took 17.16 ms. Allocated memory is still 383.8 MB. Free memory was 366.9 MB in the beginning and 365.6 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.0 GB.
 * RCFGBuilder took 237.56 ms. Allocated memory is still 383.8 MB. Free memory was 365.6 MB in the beginning and 350.2 MB in the end (delta: 15.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB.
 * TraceAbstraction took 118.67 ms. Allocated memory is still 383.8 MB. Free memory was 350.2 MB in the beginning and 339.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 2 procedures, 32 locations, 0 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.2ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: SAFE, OverallTime: 37.1ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 28.7ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available
  - AllSpecificationsHoldResult: All specifications hold
    We were not able to verify any specifiation because the program does not contain any specification.
RESULT: Ultimate proved your program to be correct!
Received shutdown request...