./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i --full-output --architecture 32bit


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


Checking for ERROR reachability
Using default analysis
Version 6b5699aa
Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13e7468a1a1c670520276654e893ff6d2121bf87
.........................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13e7468a1a1c670520276654e893ff6d2121bf87
...............................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: NullPointerException: null

--- Real Ultimate output ---
This is Ultimate 0.1.24-6b5699a
[2019-11-26 02:27:03,975 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-26 02:27:03,977 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-26 02:27:03,991 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-26 02:27:03,991 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-26 02:27:03,992 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-26 02:27:03,994 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-26 02:27:04,003 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-26 02:27:04,007 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-26 02:27:04,011 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-26 02:27:04,012 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-26 02:27:04,013 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-26 02:27:04,013 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-26 02:27:04,016 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-26 02:27:04,017 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-26 02:27:04,018 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-26 02:27:04,019 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-26 02:27:04,019 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-26 02:27:04,022 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-26 02:27:04,026 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-26 02:27:04,031 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-26 02:27:04,035 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-26 02:27:04,036 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-26 02:27:04,037 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-26 02:27:04,039 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-26 02:27:04,040 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-26 02:27:04,040 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-26 02:27:04,041 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-26 02:27:04,042 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-26 02:27:04,043 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-26 02:27:04,043 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-26 02:27:04,043 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-26 02:27:04,044 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-26 02:27:04,045 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-26 02:27:04,046 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-26 02:27:04,046 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-26 02:27:04,046 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-26 02:27:04,047 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-26 02:27:04,047 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-26 02:27:04,048 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-26 02:27:04,049 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-26 02:27:04,049 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2019-11-26 02:27:04,074 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-26 02:27:04,083 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-26 02:27:04,084 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-11-26 02:27:04,084 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2019-11-26 02:27:04,084 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-26 02:27:04,085 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-26 02:27:04,085 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-26 02:27:04,085 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-26 02:27:04,085 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-11-26 02:27:04,085 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-26 02:27:04,085 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-26 02:27:04,086 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-26 02:27:04,086 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-26 02:27:04,086 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-26 02:27:04,086 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-26 02:27:04,086 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-26 02:27:04,087 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-26 02:27:04,087 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-26 02:27:04,087 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2019-11-26 02:27:04,087 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2019-11-26 02:27:04,087 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-26 02:27:04,087 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-26 02:27:04,088 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-11-26 02:27:04,088 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-26 02:27:04,088 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-26 02:27:04,088 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-26 02:27:04,088 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2019-11-26 02:27:04,089 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-11-26 02:27:04,089 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-26 02:27:04,089 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13e7468a1a1c670520276654e893ff6d2121bf87
[2019-11-26 02:27:04,224 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-26 02:27:04,234 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-26 02:27:04,237 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-26 02:27:04,238 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-26 02:27:04,239 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-26 02:27:04,239 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-11-26 02:27:04,296 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/845c4d59c/8a4796cb3e9446779386221af270bcc0/FLAG413770d6d
[2019-11-26 02:27:04,782 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-26 02:27:04,782 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-11-26 02:27:04,801 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/845c4d59c/8a4796cb3e9446779386221af270bcc0/FLAG413770d6d
[2019-11-26 02:27:05,027 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/845c4d59c/8a4796cb3e9446779386221af270bcc0
[2019-11-26 02:27:05,029 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-26 02:27:05,030 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-11-26 02:27:05,031 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-26 02:27:05,031 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-26 02:27:05,033 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-26 02:27:05,034 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:05,036 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad75cdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05, skipping insertion in model container
[2019-11-26 02:27:05,036 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:05,042 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-26 02:27:05,107 INFO  L179         MainTranslator]: Built tables and reachable declarations
[2019-11-26 02:27:05,740 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 02:27:05,754 INFO  L201         MainTranslator]: Completed pre-run
[2019-11-26 02:27:05,850 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 02:27:05,992 INFO  L205         MainTranslator]: Completed translation
[2019-11-26 02:27:05,992 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05 WrapperNode
[2019-11-26 02:27:05,992 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-26 02:27:05,993 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-26 02:27:05,993 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-26 02:27:05,993 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-26 02:27:06,000 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,063 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,150 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-26 02:27:06,151 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-26 02:27:06,151 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-26 02:27:06,151 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-26 02:27:06,160 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,160 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,168 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,169 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,211 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,233 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,240 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
[2019-11-26 02:27:06,250 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-26 02:27:06,250 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-11-26 02:27:06,250 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-11-26 02:27:06,251 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-11-26 02:27:06,251 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:05" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000
[2019-11-26 02:27:06,326 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-11-26 02:27:06,326 INFO  L130     BoogieDeclarations]: Found specification of procedure empty
[2019-11-26 02:27:06,326 INFO  L138     BoogieDeclarations]: Found implementation of procedure empty
[2019-11-26 02:27:06,326 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2019-11-26 02:27:06,326 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2019-11-26 02:27:06,327 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-11-26 02:27:06,327 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-11-26 02:27:06,327 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2019-11-26 02:27:06,327 INFO  L130     BoogieDeclarations]: Found specification of procedure enqueue
[2019-11-26 02:27:06,327 INFO  L138     BoogieDeclarations]: Found implementation of procedure enqueue
[2019-11-26 02:27:06,327 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2019-11-26 02:27:06,327 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2019-11-26 02:27:06,327 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-11-26 02:27:06,330 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-11-26 02:27:06,330 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-11-26 02:27:06,330 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2019-11-26 02:27:06,330 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2019-11-26 02:27:06,331 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2019-11-26 02:27:06,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2019-11-26 02:27:06,331 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-11-26 02:27:06,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-11-26 02:27:06,332 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2019-11-26 02:27:06,332 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2019-11-26 02:27:06,332 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-11-26 02:27:06,332 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-11-26 02:27:06,333 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-11-26 02:27:06,740 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:06,740 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:06,740 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2019-11-26 02:27:06,740 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2019-11-26 02:27:06,821 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:06,822 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2019-11-26 02:27:07,354 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061: SUMMARY for call __CS_cs(); srcloc: null
[2019-11-26 02:27:07,355 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-11-26 02:27:07,355 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,355 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,355 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-11-26 02:27:07,355 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,355 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume 0 != ~__CS_ret~0 % 256;dequeue_#res := 0;
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083: SUMMARY for call __CS_cs(); srcloc: null
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,356 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##128: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-11-26 02:27:07,357 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: SUMMARY for call __CS_cs(); srcloc: null
[2019-11-26 02:27:07,357 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2019-11-26 02:27:07,357 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118-1: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,357 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,357 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2019-11-26 02:27:07,357 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,358 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2019-11-26 02:27:07,358 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##166: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-11-26 02:27:07,358 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,358 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##168: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-11-26 02:27:07,358 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##167: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,358 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-11-26 02:27:07,359 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,359 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##118: assume !(0 != ~__CS_ret~0 % 256);
[2019-11-26 02:27:07,359 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##117: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-11-26 02:27:19,518 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:355)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2019-11-26 02:27:19,522 INFO  L168              Benchmark]: Toolchain (without parser) took 14491.77 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 358.6 MB). Free memory was 939.4 MB in the beginning and 921.6 MB in the end (delta: 17.7 MB). Peak memory consumption was 379.9 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:19,523 INFO  L168              Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-11-26 02:27:19,524 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 962.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:19,524 INFO  L168              Benchmark]: Boogie Procedure Inliner took 157.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:19,530 INFO  L168              Benchmark]: Boogie Preprocessor took 99.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:19,531 INFO  L168              Benchmark]: RCFGBuilder took 13270.20 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 233.3 MB). Free memory was 1.0 GB in the beginning and 921.6 MB in the end (delta: 120.1 MB). Peak memory consumption was 357.0 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:19,534 INFO  L335   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 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 962.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -118.5 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 157.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB.
 * Boogie Preprocessor took 99.34 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 13270.20 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 233.3 MB). Free memory was 1.0 GB in the beginning and 921.6 MB in the end (delta: 120.1 MB). Peak memory consumption was 357.0 MB. Max. memory is 11.5 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder:
  - ExceptionOrErrorResult: NullPointerException: null
    de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:355)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...

### Bit-precise run ###
This is Ultimate 0.1.24-6b5699a
[2019-11-26 02:27:21,358 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-11-26 02:27:21,360 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-11-26 02:27:21,379 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-11-26 02:27:21,379 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-11-26 02:27:21,380 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-11-26 02:27:21,381 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-11-26 02:27:21,383 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-11-26 02:27:21,385 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-11-26 02:27:21,386 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-11-26 02:27:21,387 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-11-26 02:27:21,388 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-11-26 02:27:21,388 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-11-26 02:27:21,389 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-11-26 02:27:21,390 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-11-26 02:27:21,391 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-11-26 02:27:21,392 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-11-26 02:27:21,393 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-11-26 02:27:21,395 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-11-26 02:27:21,397 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-11-26 02:27:21,399 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-11-26 02:27:21,400 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-11-26 02:27:21,402 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-11-26 02:27:21,402 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-11-26 02:27:21,405 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-11-26 02:27:21,406 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-11-26 02:27:21,406 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-11-26 02:27:21,407 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-11-26 02:27:21,407 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-11-26 02:27:21,408 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-11-26 02:27:21,409 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-11-26 02:27:21,409 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-11-26 02:27:21,410 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-11-26 02:27:21,411 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-11-26 02:27:21,412 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-11-26 02:27:21,412 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-11-26 02:27:21,413 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-11-26 02:27:21,413 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-11-26 02:27:21,413 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-11-26 02:27:21,414 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-11-26 02:27:21,415 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-11-26 02:27:21,416 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf
[2019-11-26 02:27:21,432 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-11-26 02:27:21,432 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-11-26 02:27:21,433 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-11-26 02:27:21,433 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2019-11-26 02:27:21,434 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-11-26 02:27:21,434 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-11-26 02:27:21,434 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-11-26 02:27:21,435 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-11-26 02:27:21,435 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-11-26 02:27:21,435 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-11-26 02:27:21,435 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-11-26 02:27:21,436 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-11-26 02:27:21,436 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-11-26 02:27:21,436 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2019-11-26 02:27:21,437 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2019-11-26 02:27:21,437 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2019-11-26 02:27:21,437 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-11-26 02:27:21,438 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-11-26 02:27:21,438 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-11-26 02:27:21,438 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-11-26 02:27:21,438 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2019-11-26 02:27:21,438 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2019-11-26 02:27:21,439 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-11-26 02:27:21,439 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-11-26 02:27:21,439 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-11-26 02:27:21,439 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-11-26 02:27:21,440 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-11-26 02:27:21,440 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-11-26 02:27:21,440 INFO  L138        SettingsManager]:  * Trace refinement strategy=WALRUS
[2019-11-26 02:27:21,440 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2019-11-26 02:27:21,440 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-11-26 02:27:21,441 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
[2019-11-26 02:27:21,441 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-11-26 02:27:21,441 INFO  L138        SettingsManager]:  * Logic for external solver=AUFBV
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13e7468a1a1c670520276654e893ff6d2121bf87
[2019-11-26 02:27:21,697 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-11-26 02:27:21,707 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-11-26 02:27:21,710 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-11-26 02:27:21,711 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-11-26 02:27:21,712 INFO  L275        PluginConnector]: CDTParser initialized
[2019-11-26 02:27:21,712 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-11-26 02:27:21,770 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/6fb5f0c33/2a19991a3b47484fb4f11a09caf6ded2/FLAGfc7e9fcc1
[2019-11-26 02:27:22,317 INFO  L306              CDTParser]: Found 1 translation units.
[2019-11-26 02:27:22,318 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-11-26 02:27:22,338 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/6fb5f0c33/2a19991a3b47484fb4f11a09caf6ded2/FLAGfc7e9fcc1
[2019-11-26 02:27:22,547 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/data/6fb5f0c33/2a19991a3b47484fb4f11a09caf6ded2
[2019-11-26 02:27:22,550 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-11-26 02:27:22,553 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-11-26 02:27:22,554 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-11-26 02:27:22,554 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-11-26 02:27:22,557 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-11-26 02:27:22,558 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:27:22" (1/1) ...
[2019-11-26 02:27:22,560 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@84e6d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:22, skipping insertion in model container
[2019-11-26 02:27:22,560 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:27:22" (1/1) ...
[2019-11-26 02:27:22,568 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2019-11-26 02:27:22,637 INFO  L179         MainTranslator]: Built tables and reachable declarations
[2019-11-26 02:27:23,368 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 02:27:23,386 INFO  L201         MainTranslator]: Completed pre-run
[2019-11-26 02:27:23,555 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-11-26 02:27:23,690 INFO  L205         MainTranslator]: Completed translation
[2019-11-26 02:27:23,690 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23 WrapperNode
[2019-11-26 02:27:23,690 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-11-26 02:27:23,691 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-11-26 02:27:23,691 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-11-26 02:27:23,691 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-11-26 02:27:23,699 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,736 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,814 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-11-26 02:27:23,814 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-11-26 02:27:23,814 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-11-26 02:27:23,814 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-11-26 02:27:23,823 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,823 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,845 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,853 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,917 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,927 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,946 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
[2019-11-26 02:27:23,959 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-11-26 02:27:23,966 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-11-26 02:27:23,967 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-11-26 02:27:23,967 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-11-26 02:27:23,968 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:27:23" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_493c4f51-7ad3-44be-9de0-5d1405e76ff3/bin/ukojak/z3
Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000
[2019-11-26 02:27:24,030 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2019-11-26 02:27:24,031 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2019-11-26 02:27:24,031 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-11-26 02:27:24,031 INFO  L130     BoogieDeclarations]: Found specification of procedure empty
[2019-11-26 02:27:24,031 INFO  L138     BoogieDeclarations]: Found implementation of procedure empty
[2019-11-26 02:27:24,032 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2019-11-26 02:27:24,032 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2019-11-26 02:27:24,033 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-11-26 02:27:24,033 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2019-11-26 02:27:24,033 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-11-26 02:27:24,033 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2019-11-26 02:27:24,034 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2019-11-26 02:27:24,034 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2019-11-26 02:27:24,034 INFO  L130     BoogieDeclarations]: Found specification of procedure enqueue
[2019-11-26 02:27:24,034 INFO  L138     BoogieDeclarations]: Found implementation of procedure enqueue
[2019-11-26 02:27:24,035 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2019-11-26 02:27:24,035 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2019-11-26 02:27:24,036 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-11-26 02:27:24,036 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2019-11-26 02:27:24,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2019-11-26 02:27:24,036 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2019-11-26 02:27:24,036 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2019-11-26 02:27:24,037 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-11-26 02:27:24,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-11-26 02:27:24,037 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2019-11-26 02:27:24,037 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2019-11-26 02:27:24,037 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-11-26 02:27:24,038 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-11-26 02:27:24,559 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:24,560 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:24,560 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2019-11-26 02:27:24,560 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2019-11-26 02:27:24,683 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:24,683 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2019-11-26 02:27:25,438 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061: SUMMARY for call __CS_cs(); srcloc: null
[2019-11-26 02:27:25,439 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,439 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,439 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,440 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,440 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,440 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,440 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,440 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);dequeue_#res := 0bv32;
[2019-11-26 02:27:25,440 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083: SUMMARY for call __CS_cs(); srcloc: null
[2019-11-26 02:27:25,441 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,441 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,441 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,441 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##128: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,441 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: SUMMARY for call __CS_cs(); srcloc: null
[2019-11-26 02:27:25,442 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2019-11-26 02:27:25,442 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,442 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,442 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2019-11-26 02:27:25,442 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,442 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2019-11-26 02:27:25,443 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##166: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,443 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,443 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##168: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,443 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##167: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,443 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:25,444 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,444 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##118: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-11-26 02:27:25,444 INFO  L688   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##117: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-11-26 02:27:39,234 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:355)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55)
[2019-11-26 02:27:39,238 INFO  L168              Benchmark]: Toolchain (without parser) took 16685.41 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 364.4 MB). Free memory was 956.4 MB in the beginning and 868.9 MB in the end (delta: 87.6 MB). Peak memory consumption was 456.1 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:39,239 INFO  L168              Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-11-26 02:27:39,240 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1136.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -128.4 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:39,240 INFO  L168              Benchmark]: Boogie Procedure Inliner took 122.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:39,241 INFO  L168              Benchmark]: Boogie Preprocessor took 151.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:39,242 INFO  L168              Benchmark]: RCFGBuilder took 15270.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 202.9 MB). Free memory was 1.1 GB in the beginning and 868.9 MB in the end (delta: 203.0 MB). Peak memory consumption was 410.1 MB. Max. memory is 11.5 GB.
[2019-11-26 02:27:39,245 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 1136.99 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.5 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -128.4 MB). Peak memory consumption was 43.8 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 122.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB.
 * Boogie Preprocessor took 151.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 15270.58 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 202.9 MB). Free memory was 1.1 GB in the beginning and 868.9 MB in the end (delta: 203.0 MB). Peak memory consumption was 410.1 MB. Max. memory is 11.5 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder:
  - ExceptionOrErrorResult: NullPointerException: null
    de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:355)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...