/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/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-VariableLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread/bigshot_s2.i


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


This is Ultimate 0.1.25-b981219
[2020-04-18 11:47:40,809 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-04-18 11:47:40,811 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-04-18 11:47:40,829 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-04-18 11:47:40,830 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-04-18 11:47:40,832 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-04-18 11:47:40,834 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
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[2020-04-18 11:47:40,849 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
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[2020-04-18 11:47:40,855 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-04-18 11:47:40,858 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
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[2020-04-18 11:47:40,863 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-04-18 11:47:40,865 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-04-18 11:47:40,866 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-04-18 11:47:40,868 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-04-18 11:47:40,870 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-04-18 11:47:40,873 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-04-18 11:47:40,877 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-04-18 11:47:40,878 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-04-18 11:47:40,879 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-04-18 11:47:40,883 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-04-18 11:47:40,884 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-04-18 11:47:40,884 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-04-18 11:47:40,885 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
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[2020-04-18 11:47:40,886 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
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[2020-04-18 11:47:40,891 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
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[2020-04-18 11:47:40,892 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-04-18 11:47:40,893 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-FA-VariableLbe-McrStrategy.epf
[2020-04-18 11:47:40,907 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-04-18 11:47:40,907 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-04-18 11:47:40,909 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-04-18 11:47:40,909 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-04-18 11:47:40,909 INFO  L138        SettingsManager]:  * Use SBE=true
[2020-04-18 11:47:40,909 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-04-18 11:47:40,909 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-04-18 11:47:40,910 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-04-18 11:47:40,910 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-04-18 11:47:40,910 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-04-18 11:47:40,910 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-04-18 11:47:40,910 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-04-18 11:47:40,911 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-04-18 11:47:40,911 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-04-18 11:47:40,911 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-04-18 11:47:40,911 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-04-18 11:47:40,911 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-04-18 11:47:40,912 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-04-18 11:47:40,912 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2020-04-18 11:47:40,912 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-04-18 11:47:40,912 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2020-04-18 11:47:40,912 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2020-04-18 11:47:40,913 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-04-18 11:47:40,913 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-04-18 11:47:40,913 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-04-18 11:47:40,913 INFO  L138        SettingsManager]:  * Trace refinement strategy=MCR
[2020-04-18 11:47:40,913 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-04-18 11:47:40,914 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK
[2020-04-18 11:47:40,914 INFO  L138        SettingsManager]:  * Trace refinement strategy used in MCR=CAMEL
[2020-04-18 11:47:40,914 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-04-18 11:47:40,914 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-04-18 11:47:41,214 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2020-04-18 11:47:41,229 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-04-18 11:47:41,233 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-04-18 11:47:41,235 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-04-18 11:47:41,236 INFO  L275        PluginConnector]: CDTParser initialized
[2020-04-18 11:47:41,237 INFO  L429   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread/bigshot_s2.i
[2020-04-18 11:47:41,309 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2869a7f20/8cd34560fd70447d898742f5a3af9ba0/FLAGbb104c44f
[2020-04-18 11:47:41,914 INFO  L306              CDTParser]: Found 1 translation units.
[2020-04-18 11:47:41,915 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/bigshot_s2.i
[2020-04-18 11:47:41,932 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2869a7f20/8cd34560fd70447d898742f5a3af9ba0/FLAGbb104c44f
[2020-04-18 11:47:42,153 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2869a7f20/8cd34560fd70447d898742f5a3af9ba0
[2020-04-18 11:47:42,162 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-04-18 11:47:42,179 INFO  L131        ToolchainWalker]: Walking toolchain with 5 elements.
[2020-04-18 11:47:42,180 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-04-18 11:47:42,180 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-04-18 11:47:42,184 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-04-18 11:47:42,185 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:47:42" (1/1) ...
[2020-04-18 11:47:42,187 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed0aa83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:42, skipping insertion in model container
[2020-04-18 11:47:42,188 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:47:42" (1/1) ...
[2020-04-18 11:47:42,195 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-04-18 11:47:42,246 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-04-18 11:47:42,902 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-04-18 11:47:42,917 INFO  L203         MainTranslator]: Completed pre-run
[2020-04-18 11:47:42,996 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-04-18 11:47:43,200 INFO  L208         MainTranslator]: Completed translation
[2020-04-18 11:47:43,201 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43 WrapperNode
[2020-04-18 11:47:43,201 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-04-18 11:47:43,202 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-04-18 11:47:43,202 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-04-18 11:47:43,202 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-04-18 11:47:43,214 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,236 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,259 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-04-18 11:47:43,259 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-04-18 11:47:43,259 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-04-18 11:47:43,259 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-04-18 11:47:43,268 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,268 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,272 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,272 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,281 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,289 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,294 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (1/1) ...
[2020-04-18 11:47:43,302 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-04-18 11:47:43,303 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-04-18 11:47:43,304 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-04-18 11:47:43,304 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-04-18 11:47:43,305 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (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
[2020-04-18 11:47:43,368 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-04-18 11:47:43,368 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-04-18 11:47:43,368 INFO  L130     BoogieDeclarations]: Found specification of procedure write~unchecked~int
[2020-04-18 11:47:43,368 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-04-18 11:47:43,369 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2020-04-18 11:47:43,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2020-04-18 11:47:43,369 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2020-04-18 11:47:43,369 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2020-04-18 11:47:43,369 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-04-18 11:47:43,370 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2020-04-18 11:47:43,370 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-04-18 11:47:43,370 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-04-18 11:47:43,371 WARN  L205             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement
[2020-04-18 11:47:43,796 INFO  L290             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2020-04-18 11:47:43,796 INFO  L295             CfgBuilder]: Removed 8 assume(true) statements.
[2020-04-18 11:47:43,805 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 11:47:43 BoogieIcfgContainer
[2020-04-18 11:47:43,805 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2020-04-18 11:47:43,810 INFO  L113        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2020-04-18 11:47:43,810 INFO  L271        PluginConnector]: Initializing TraceAbstraction...
[2020-04-18 11:47:43,814 INFO  L275        PluginConnector]: TraceAbstraction initialized
[2020-04-18 11:47:43,814 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 11:47:42" (1/3) ...
[2020-04-18 11:47:43,816 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19e4b5ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 11:47:43, skipping insertion in model container
[2020-04-18 11:47:43,816 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:47:43" (2/3) ...
[2020-04-18 11:47:43,817 INFO  L205        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19e4b5ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 11:47:43, skipping insertion in model container
[2020-04-18 11:47:43,817 INFO  L185        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 11:47:43" (3/3) ...
[2020-04-18 11:47:43,820 INFO  L109   eAbstractionObserver]: Analyzing ICFG bigshot_s2.i
[2020-04-18 11:47:43,832 WARN  L146   ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program
[2020-04-18 11:47:43,832 INFO  L157   ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2020-04-18 11:47:43,841 INFO  L169   ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations.
[2020-04-18 11:47:43,843 INFO  L340   ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2020-04-18 11:47:43,876 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,877 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,877 WARN  L315   ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,878 WARN  L315   ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,878 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,878 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,879 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,879 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,879 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,879 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,880 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,880 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,881 WARN  L315   ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,881 WARN  L315   ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,881 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,881 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,882 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,882 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,882 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,882 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,883 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,883 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,883 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,884 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,884 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,884 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,884 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,885 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,885 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,885 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,885 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,886 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,886 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,886 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,887 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,887 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,887 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,887 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,888 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,888 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,888 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,888 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,888 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,889 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,889 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,890 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,890 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,894 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,895 WARN  L315   ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,895 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,895 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,895 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,896 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,909 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,909 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,910 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~strcpy~res4.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,910 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,910 WARN  L315   ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,910 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,910 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,911 WARN  L315   ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,916 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,917 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,917 WARN  L315   ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,917 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~malloc2.base| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,917 WARN  L315   ript$VariableManager]: TermVariabe thread1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,917 WARN  L315   ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes.
[2020-04-18 11:47:43,951 INFO  L251      AbstractCegarLoop]: Starting to check reachability of 3 error locations.
[2020-04-18 11:47:43,978 INFO  L375      AbstractCegarLoop]: Interprodecural is true
[2020-04-18 11:47:43,978 INFO  L376      AbstractCegarLoop]: Hoare is true
[2020-04-18 11:47:43,978 INFO  L377      AbstractCegarLoop]: Compute interpolants for FPandBP
[2020-04-18 11:47:43,978 INFO  L378      AbstractCegarLoop]: Backedges is STRAIGHT_LINE
[2020-04-18 11:47:43,979 INFO  L379      AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION
[2020-04-18 11:47:43,979 INFO  L380      AbstractCegarLoop]: Difference is false
[2020-04-18 11:47:43,979 INFO  L381      AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA
[2020-04-18 11:47:43,979 INFO  L385      AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce========
[2020-04-18 11:47:44,001 INFO  L152   etLargeBlockEncoding]: Starting large block encoding on Petri net that has 66 places, 65 transitions, 152 flow
[2020-04-18 11:47:44,003 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 66 places, 65 transitions, 152 flow
[2020-04-18 11:47:44,060 INFO  L129       PetriNetUnfolder]: 4/61 cut-off events.
[2020-04-18 11:47:44,061 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2020-04-18 11:47:44,067 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 70 conditions, 61 events. 4/61 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 43 event pairs, 0 based on Foata normal form. 0/56 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place. 
[2020-04-18 11:47:44,073 INFO  L71            FinitePrefix]: Start finitePrefix. Operand has 66 places, 65 transitions, 152 flow
[2020-04-18 11:47:44,096 INFO  L129       PetriNetUnfolder]: 4/61 cut-off events.
[2020-04-18 11:47:44,097 INFO  L130       PetriNetUnfolder]: For 2/2 co-relation queries the response was YES.
[2020-04-18 11:47:44,099 INFO  L80            FinitePrefix]: Finished finitePrefix Result has 70 conditions, 61 events. 4/61 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 43 event pairs, 0 based on Foata normal form. 0/56 useless extension candidates. Maximal degree in co-relation 45. Up to 2 conditions per place. 
[2020-04-18 11:47:44,101 INFO  L158   etLargeBlockEncoding]: Number of co-enabled transitions 96
[2020-04-18 11:47:44,103 INFO  L182   etLargeBlockEncoding]: Variable Check.
[2020-04-18 11:47:45,519 WARN  L192               SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 56
[2020-04-18 11:47:45,734 INFO  L206   etLargeBlockEncoding]: Checked pairs total: 65
[2020-04-18 11:47:45,735 INFO  L214   etLargeBlockEncoding]: Total number of compositions: 59
[2020-04-18 11:47:45,740 INFO  L100   iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 24 places, 21 transitions, 64 flow
[2020-04-18 11:47:45,752 INFO  L122   iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 19 states.
[2020-04-18 11:47:45,754 INFO  L276                IsEmpty]: Start isEmpty. Operand 19 states.
[2020-04-18 11:47:45,761 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2020-04-18 11:47:45,761 INFO  L417         BasicCegarLoop]: Found error trace
[2020-04-18 11:47:45,762 INFO  L425         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-04-18 11:47:45,763 INFO  L427      AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-04-18 11:47:45,772 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 11:47:45,772 INFO  L82        PathProgramCache]: Analyzing trace with hash -509445840, now seen corresponding path program 1 times
[2020-04-18 11:47:45,783 INFO  L163   FreeRefinementEngine]: Executing refinement strategy MCR
[2020-04-18 11:47:45,784 INFO  L354   FreeRefinementEngine]: Using trace check StrategyModuleMcr [438310836]
[2020-04-18 11:47:45,805 INFO  L256    McrAutomatonBuilder]: Started intersection.
[2020-04-18 11:47:45,825 INFO  L259    McrAutomatonBuilder]: Finished intersection with 16 states and 17 transitions.
[2020-04-18 11:47:45,827 INFO  L276                IsEmpty]: Start isEmpty. Operand 16 states.
[2020-04-18 11:47:45,828 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2020-04-18 11:47:45,828 INFO  L105                    Mcr]: ---- MCR iteration 0 ----
[2020-04-18 11:47:45,828 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 11:47:45,829 INFO  L82        PathProgramCache]: Analyzing trace with hash -509445840, now seen corresponding path program 2 times
[2020-04-18 11:47:45,833 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-04-18 11:47:45,833 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859197466]
[2020-04-18 11:47:45,834 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-04-18 11:47:46,028 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is unsat
[2020-04-18 11:47:46,164 INFO  L134       CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2020-04-18 11:47:46,165 INFO  L354   FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859197466]
[2020-04-18 11:47:46,166 INFO  L220   FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences.
[2020-04-18 11:47:46,166 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2020-04-18 11:47:46,167 INFO  L201    McrAutomatonBuilder]: Constructing automaton for MCR equivalence class.
[2020-04-18 11:47:46,170 INFO  L256    McrAutomatonBuilder]: Started intersection.
[2020-04-18 11:47:46,177 INFO  L259    McrAutomatonBuilder]: Finished intersection with 16 states and 17 transitions.
[2020-04-18 11:47:46,177 INFO  L282    McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton.
[2020-04-18 11:47:46,185 INFO  L356    McrAutomatonBuilder]: Construction finished. Needed to calculate wp 0 times.
[2020-04-18 11:47:46,189 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-04-18 11:47:46,190 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-04-18 11:47:46,192 INFO  L87              Difference]: Start difference. First operand 16 states. Second operand 3 states.
[2020-04-18 11:47:46,201 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-04-18 11:47:46,201 INFO  L93              Difference]: Finished difference Result 16 states and 17 transitions.
[2020-04-18 11:47:46,202 INFO  L276                IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions.
[2020-04-18 11:47:46,202 INFO  L282                IsEmpty]: Finished isEmpty. No accepting run.
[2020-04-18 11:47:46,203 INFO  L354   FreeRefinementEngine]: Using interpolant generator StrategyModuleMcr [438310836]
[2020-04-18 11:47:46,203 INFO  L220   FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences.
[2020-04-18 11:47:46,203 INFO  L233   FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3] total 3
[2020-04-18 11:47:46,204 INFO  L156   tionRefinementEngine]: Using interpolant automaton builder StrategyModuleMcr [438310836]
[2020-04-18 11:47:46,205 INFO  L459      AbstractCegarLoop]: Interpolant automaton has 3 states
[2020-04-18 11:47:46,205 INFO  L143   FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy MCR
[2020-04-18 11:47:46,210 INFO  L142   InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2020-04-18 11:47:46,211 INFO  L144   InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-04-18 11:47:46,211 INFO  L87              Difference]: Start difference. First operand 19 states. Second operand 3 states.
[2020-04-18 11:47:46,243 INFO  L144             Difference]: Subtrahend was deterministic. Have not used determinization.
[2020-04-18 11:47:46,243 INFO  L93              Difference]: Finished difference Result 19 states and 23 transitions.
[2020-04-18 11:47:46,244 INFO  L141   InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. 
[2020-04-18 11:47:46,245 INFO  L78                 Accepts]: Start accepts. Automaton has 3 states. Word has length 13
[2020-04-18 11:47:46,246 INFO  L84                 Accepts]: Finished accepts. some prefix is accepted.
[2020-04-18 11:47:46,263 INFO  L225             Difference]: With dead ends: 19
[2020-04-18 11:47:46,263 INFO  L226             Difference]: Without dead ends: 18
[2020-04-18 11:47:46,265 INFO  L678         BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2020-04-18 11:47:46,282 INFO  L82        GeneralOperation]: Start minimizeSevpa. Operand 18 states.
[2020-04-18 11:47:46,292 INFO  L88        GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18.
[2020-04-18 11:47:46,294 INFO  L82        GeneralOperation]: Start removeUnreachable. Operand 18 states.
[2020-04-18 11:47:46,294 INFO  L88        GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 22 transitions.
[2020-04-18 11:47:46,296 INFO  L78                 Accepts]: Start accepts. Automaton has 18 states and 22 transitions. Word has length 13
[2020-04-18 11:47:46,296 INFO  L84                 Accepts]: Finished accepts. word is rejected.
[2020-04-18 11:47:46,296 INFO  L479      AbstractCegarLoop]: Abstraction has 18 states and 22 transitions.
[2020-04-18 11:47:46,296 INFO  L480      AbstractCegarLoop]: Interpolant automaton has 3 states.
[2020-04-18 11:47:46,296 INFO  L276                IsEmpty]: Start isEmpty. Operand 18 states and 22 transitions.
[2020-04-18 11:47:46,297 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-04-18 11:47:46,297 INFO  L417         BasicCegarLoop]: Found error trace
[2020-04-18 11:47:46,297 INFO  L425         BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2020-04-18 11:47:46,298 INFO  L427      AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]===
[2020-04-18 11:47:46,298 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 11:47:46,298 INFO  L82        PathProgramCache]: Analyzing trace with hash 1467521456, now seen corresponding path program 1 times
[2020-04-18 11:47:46,298 INFO  L163   FreeRefinementEngine]: Executing refinement strategy MCR
[2020-04-18 11:47:46,298 INFO  L354   FreeRefinementEngine]: Using trace check StrategyModuleMcr [1699826132]
[2020-04-18 11:47:46,299 INFO  L256    McrAutomatonBuilder]: Started intersection.
[2020-04-18 11:47:46,301 INFO  L259    McrAutomatonBuilder]: Finished intersection with 18 states and 20 transitions.
[2020-04-18 11:47:46,302 INFO  L276                IsEmpty]: Start isEmpty. Operand 18 states.
[2020-04-18 11:47:46,302 INFO  L282                IsEmpty]: Finished isEmpty. Found accepting run of length 15
[2020-04-18 11:47:46,302 INFO  L105                    Mcr]: ---- MCR iteration 0 ----
[2020-04-18 11:47:46,303 INFO  L144       PredicateUnifier]: Initialized classic predicate unifier
[2020-04-18 11:47:46,303 INFO  L82        PathProgramCache]: Analyzing trace with hash 1467521456, now seen corresponding path program 2 times
[2020-04-18 11:47:46,303 INFO  L163   FreeRefinementEngine]: Executing refinement strategy CAMEL
[2020-04-18 11:47:46,304 INFO  L354   FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755777763]
[2020-04-18 11:47:46,304 INFO  L94    rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2020-04-18 11:47:46,353 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-04-18 11:47:46,373 INFO  L136    AnnotateAndAsserter]: Conjunction of SSA is sat
[2020-04-18 11:47:46,410 INFO  L174   FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2020-04-18 11:47:46,410 INFO  L174   FreeRefinementEngine]: Strategy MCR found a feasible trace
[2020-04-18 11:47:46,410 INFO  L523         BasicCegarLoop]: Counterexample might be feasible
[2020-04-18 11:47:46,411 WARN  L633   etLargeBlockEncoding]: Failed to translate choice composition: Branch encoders not available.
[2020-04-18 11:47:46,417 WARN  L123   codingBacktranslator]: Skipped backtranslation of ATE [231] [231] L-1-6-->thread2EXIT: Formula: (and (= |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12_Out-1172809730| (select (select |#memory_int_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base_In-1172809730|) (+ |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset_In-1172809730|))) (= |thread2Thread1of1ForFork0_#res.offset_Out-1172809730| 0) (= 0 |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12_Out-1172809730|) (= |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base_In-1172809730|) (= (store |#memory_int_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In-1172809730| (store (select |#memory_int_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In-1172809730|) (+ |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In-1172809730|) |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12_Out-1172809730|)) |#memory_int_Out-1172809730|) (= |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In-1172809730| |thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset_In-1172809730|) (= 0 |thread2Thread1of1ForFork0_#res.base_Out-1172809730|))  InVars {thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base_In-1172809730|, #memory_int=|#memory_int_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base_In-1172809730|}  OutVars{thread2Thread1of1ForFork0_#res.offset=|thread2Thread1of1ForFork0_#res.offset_Out-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~offset11_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.offset_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.base_In-1172809730|, thread2Thread1of1ForFork0_#t~strcpy~res4.base=|thread2Thread1of1ForFork0_#t~strcpy~res4.base_Out-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.offset_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#res.base_In-1172809730|, thread2Thread1of1ForFork0_#t~strcpy~res4.offset=|thread2Thread1of1ForFork0_#t~strcpy~res4.offset_Out-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_dest.base_In-1172809730|, thread2Thread1of1ForFork0_#res.base=|thread2Thread1of1ForFork0_#res.base_Out-1172809730|, #memory_int=|#memory_int_Out-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_src.offset_In-1172809730|, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12=|thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12_Out-1172809730|}  AuxVars[]  AssignedVars[thread2Thread1of1ForFork0_#res.offset, thread2Thread1of1ForFork0_#res.base, thread2Thread1of1ForFork0_#t~strcpy~res4.base, #memory_int, thread2Thread1of1ForFork0_#Ultimate.C_strcpy_#t~mem12, thread2Thread1of1ForFork0_#t~strcpy~res4.offset] because there is no mapped edge
[2020-04-18 11:47:46,428 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,430 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,430 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,431 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,431 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,431 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,432 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,432 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,432 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,433 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,433 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,433 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,434 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,434 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,434 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,435 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,435 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,435 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,436 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,436 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,436 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,436 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,437 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,437 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,437 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,438 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
[2020-04-18 11:47:46,438 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
[2020-04-18 11:47:46,438 WARN  L417   cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
[2020-04-18 11:47:46,460 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 11:47:46 BasicIcfg
[2020-04-18 11:47:46,460 INFO  L132        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2020-04-18 11:47:46,462 INFO  L168              Benchmark]: Toolchain (without parser) took 4298.25 ms. Allocated memory was 137.4 MB in the beginning and 251.7 MB in the end (delta: 114.3 MB). Free memory was 98.8 MB in the beginning and 117.7 MB in the end (delta: -18.9 MB). Peak memory consumption was 95.4 MB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,463 INFO  L168              Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,464 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1021.17 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 96.8 MB in the beginning and 121.5 MB in the end (delta: -24.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,465 INFO  L168              Benchmark]: Boogie Procedure Inliner took 56.92 ms. Allocated memory is still 202.4 MB. Free memory was 121.5 MB in the beginning and 119.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,466 INFO  L168              Benchmark]: Boogie Preprocessor took 44.16 ms. Allocated memory is still 202.4 MB. Free memory was 119.4 MB in the beginning and 117.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,467 INFO  L168              Benchmark]: RCFGBuilder took 502.48 ms. Allocated memory is still 202.4 MB. Free memory was 117.3 MB in the beginning and 94.7 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,468 INFO  L168              Benchmark]: TraceAbstraction took 2650.33 ms. Allocated memory was 202.4 MB in the beginning and 251.7 MB in the end (delta: 49.3 MB). Free memory was 94.0 MB in the beginning and 117.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB.
[2020-04-18 11:47:46,476 INFO  L336   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.19 ms. Allocated memory is still 137.4 MB. Free memory was 119.2 MB in the beginning and 119.0 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 1021.17 ms. Allocated memory was 137.4 MB in the beginning and 202.4 MB in the end (delta: 65.0 MB). Free memory was 96.8 MB in the beginning and 121.5 MB in the end (delta: -24.7 MB). Peak memory consumption was 45.5 MB. Max. memory is 7.1 GB.
 * Boogie Procedure Inliner took 56.92 ms. Allocated memory is still 202.4 MB. Free memory was 121.5 MB in the beginning and 119.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 44.16 ms. Allocated memory is still 202.4 MB. Free memory was 119.4 MB in the beginning and 117.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 502.48 ms. Allocated memory is still 202.4 MB. Free memory was 117.3 MB in the beginning and 94.7 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB.
 * TraceAbstraction took 2650.33 ms. Allocated memory was 202.4 MB in the beginning and 251.7 MB in the end (delta: 49.3 MB). Free memory was 94.0 MB in the beginning and 117.7 MB in the end (delta: -23.7 MB). Peak memory consumption was 25.6 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor:
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_src : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_#res : $Pointer$ not handled
  - GenericResult: Unfinished Backtranslation
    Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.C_strcpy_dest : $Pointer$ not handled
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - StatisticsResult: PetriNetLargeBlockEncoding benchmarks
    LbeTime: 1.7s, 66 ProgramPointsBefore, 24 ProgramPointsAfterwards, 65 TransitionsBefore, 21 TransitionsAfterwards, 96 CoEnabledTransitionPairs, 7 FixpointIterations, 26 TrivialSequentialCompositions, 20 ConcurrentSequentialCompositions, 5 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 49 VarBasedMoverChecksPositive, 3 VarBasedMoverChecksNegative, 0 SemBasedMoverChecksPositive, 0 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.0s, 0 MoverChecksTotal, 65 CheckedPairsTotal, 59 TotalNumberOfCompositions
  - UnprovableResult [Line: 1088]: Unable to prove that call of __VERIFIER_error() unreachable
    Unable to prove that call of __VERIFIER_error() unreachable
 Reason: overapproximation of large string literal at line 1097. 
Possible FailurePath: 
[L1089]               0  char *v;
[L1102]               0  pthread_t t1, t2;
[L1103]  FCALL, FORK  0  pthread_create(&t1, 0, thread1, 0)
         VAL             [arg={0:0}, v={0:0}]
[L1092]               1  v = malloc(sizeof(char) * 8)
[L1093]               1  return 0;
[L1104]               0  \read(t1)
         VAL             [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}]
[L1104]  FCALL, JOIN  1  pthread_join(t1, 0)
         VAL             [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}]
[L1105]  FCALL, FORK  0  pthread_create(&t2, 0, thread2, 0)
         VAL             [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}]
[L1097]  COND TRUE    2  \read(*v)
[L1097]  CALL         2  strcpy(v, "Bigshot")
[L1106]               0  \read(t2)
         VAL             [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}]
[L1106]  FCALL, JOIN  2  pthread_join(t2, 0)
         VAL             [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}]
[L1107]               0  v[0]
[L1088]  COND TRUE    0  !expression
[L1088]               0  __VERIFIER_error()
         VAL             [\result={0:0}, arg={0:0}, arg={0:0}, malloc(sizeof(char) * 8)={-1:0}, v={-1:0}]

  - StatisticsResult: Ultimate Automizer benchmark data
    CFG has 3 procedures, 60 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 2.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 1.7s, HoareTripleCheckerStatistics: 14 SDtfs, 7 SDslu, 2 SDs, 0 SdLazy, 4 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=19occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 could not prove your program: unable to determine feasibility of some traces
Received shutdown request...