./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 cad46833
Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/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/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i -s /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/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-cad4683
[2019-10-22 10:11:24,569 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-22 10:11:24,573 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-22 10:11:24,586 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-22 10:11:24,586 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-22 10:11:24,587 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-22 10:11:24,589 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-22 10:11:24,590 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-22 10:11:24,592 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-22 10:11:24,593 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-22 10:11:24,594 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-10-22 10:11:24,595 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-22 10:11:24,595 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-22 10:11:24,596 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-22 10:11:24,597 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-22 10:11:24,598 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-22 10:11:24,598 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-22 10:11:24,599 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-22 10:11:24,601 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-22 10:11:24,602 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-22 10:11:24,604 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-22 10:11:24,604 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-22 10:11:24,606 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-22 10:11:24,606 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-22 10:11:24,608 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-22 10:11:24,608 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-22 10:11:24,609 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-22 10:11:24,610 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-22 10:11:24,610 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-22 10:11:24,611 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-22 10:11:24,611 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-10-22 10:11:24,612 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-10-22 10:11:24,612 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-10-22 10:11:24,613 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-22 10:11:24,614 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-22 10:11:24,614 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-10-22 10:11:24,615 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-10-22 10:11:24,615 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-10-22 10:11:24,615 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-10-22 10:11:24,616 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-10-22 10:11:24,616 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-22 10:11:24,617 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2019-10-22 10:11:24,627 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-22 10:11:24,627 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-22 10:11:24,628 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-10-22 10:11:24,628 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2019-10-22 10:11:24,629 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-22 10:11:24,629 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-22 10:11:24,629 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-22 10:11:24,630 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-22 10:11:24,630 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-22 10:11:24,630 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-22 10:11:24,630 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-22 10:11:24,630 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-22 10:11:24,630 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-22 10:11:24,631 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-22 10:11:24,631 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-22 10:11:24,631 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-22 10:11:24,631 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-22 10:11:24,631 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-22 10:11:24,632 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2019-10-22 10:11:24,632 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2019-10-22 10:11:24,632 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-22 10:11:24,632 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-22 10:11:24,632 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-10-22 10:11:24,633 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-22 10:11:24,633 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-22 10:11:24,633 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-22 10:11:24,633 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2019-10-22 10:11:24,633 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-22 10:11:24,634 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-22 10:11:24,634 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/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/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
[2019-10-22 10:11:24,658 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-22 10:11:24,668 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-22 10:11:24,671 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-22 10:11:24,673 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-22 10:11:24,673 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-22 10:11:24,674 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-10-22 10:11:24,736 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/720a21871/c8e6ec6260ab42868dc6e55bfc612dd7/FLAGebc3220cf
[2019-10-22 10:11:25,229 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-22 10:11:25,238 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-10-22 10:11:25,265 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/720a21871/c8e6ec6260ab42868dc6e55bfc612dd7/FLAGebc3220cf
[2019-10-22 10:11:25,745 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/720a21871/c8e6ec6260ab42868dc6e55bfc612dd7
[2019-10-22 10:11:25,748 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-22 10:11:25,749 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-10-22 10:11:25,750 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-22 10:11:25,750 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-22 10:11:25,753 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-22 10:11:25,753 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:25" (1/1) ...
[2019-10-22 10:11:25,756 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea50d3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:25, skipping insertion in model container
[2019-10-22 10:11:25,756 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:25" (1/1) ...
[2019-10-22 10:11:25,763 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-22 10:11:25,835 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-22 10:11:26,538 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-22 10:11:26,555 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-22 10:11:26,649 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-22 10:11:26,776 INFO  L192         MainTranslator]: Completed translation
[2019-10-22 10:11:26,777 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26 WrapperNode
[2019-10-22 10:11:26,777 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-22 10:11:26,778 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-10-22 10:11:26,778 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-10-22 10:11:26,778 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-10-22 10:11:26,786 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,817 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,880 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-10-22 10:11:26,880 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-22 10:11:26,880 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-22 10:11:26,880 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-22 10:11:26,890 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,890 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,901 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,904 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,960 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,983 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:26,987 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
[2019-10-22 10:11:27,000 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-22 10:11:27,006 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-22 10:11:27,006 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-22 10:11:27,006 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-22 10:11:27,007 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:26" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/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
[2019-10-22 10:11:27,074 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-22 10:11:27,074 INFO  L130     BoogieDeclarations]: Found specification of procedure empty
[2019-10-22 10:11:27,074 INFO  L138     BoogieDeclarations]: Found implementation of procedure empty
[2019-10-22 10:11:27,075 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2019-10-22 10:11:27,075 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2019-10-22 10:11:27,075 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-10-22 10:11:27,075 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-22 10:11:27,075 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2019-10-22 10:11:27,075 INFO  L130     BoogieDeclarations]: Found specification of procedure enqueue
[2019-10-22 10:11:27,075 INFO  L138     BoogieDeclarations]: Found implementation of procedure enqueue
[2019-10-22 10:11:27,075 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2019-10-22 10:11:27,075 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2019-10-22 10:11:27,076 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2019-10-22 10:11:27,077 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2019-10-22 10:11:27,077 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-10-22 10:11:27,077 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2019-10-22 10:11:27,077 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2019-10-22 10:11:27,077 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2019-10-22 10:11:27,078 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2019-10-22 10:11:27,078 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-10-22 10:11:27,078 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-10-22 10:11:27,078 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2019-10-22 10:11:27,078 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2019-10-22 10:11:27,078 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2019-10-22 10:11:27,079 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-22 10:11:27,079 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-22 10:11:27,468 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:27,468 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:27,468 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2019-10-22 10:11:27,468 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2019-10-22 10:11:27,560 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:27,560 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2019-10-22 10:11:28,053 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061: SUMMARY for call __CS_cs(); srcloc: null
[2019-10-22 10:11:28,053 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-10-22 10:11:28,054 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,054 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,054 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-10-22 10:11:28,054 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,054 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-10-22 10:11:28,054 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume 0 != ~__CS_ret~0 % 256;dequeue_#res := 0;
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083: SUMMARY for call __CS_cs(); srcloc: null
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##128: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-10-22 10:11:28,055 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: SUMMARY for call __CS_cs(); srcloc: null
[2019-10-22 10:11:28,056 INFO  L685   $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;
[2019-10-22 10:11:28,056 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118-1: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,056 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,056 INFO  L685   $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;
[2019-10-22 10:11:28,056 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,056 INFO  L685   $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;
[2019-10-22 10:11:28,057 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##166: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-10-22 10:11:28,057 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,057 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##168: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-10-22 10:11:28,057 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##167: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,057 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2019-10-22 10:11:28,058 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,059 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##118: assume !(0 != ~__CS_ret~0 % 256);
[2019-10-22 10:11:28,059 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##117: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2019-10-22 10:11:40,025 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:352)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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)
[2019-10-22 10:11:40,031 INFO  L168              Benchmark]: Toolchain (without parser) took 14281.19 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 282.1 MB). Free memory was 939.2 MB in the beginning and 951.2 MB in the end (delta: -12.1 MB). Peak memory consumption was 440.6 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:40,031 INFO  L168              Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-10-22 10:11:40,032 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1027.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 939.2 MB in the beginning and 1.0 GB in the end (delta: -95.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:40,032 INFO  L168              Benchmark]: Boogie Procedure Inliner took 102.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:40,033 INFO  L168              Benchmark]: Boogie Preprocessor took 125.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:40,036 INFO  L168              Benchmark]: RCFGBuilder took 13023.42 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.0 GB in the beginning and 951.2 MB in the end (delta: 69.7 MB). Peak memory consumption was 414.4 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:40,038 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 1027.55 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.0 MB). Free memory was 939.2 MB in the beginning and 1.0 GB in the end (delta: -95.8 MB). Peak memory consumption was 24.8 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 102.09 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB.
 * Boogie Preprocessor took 125.32 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB.
 * RCFGBuilder took 13023.42 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 174.1 MB). Free memory was 1.0 GB in the beginning and 951.2 MB in the end (delta: 69.7 MB). Peak memory consumption was 414.4 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:352)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...

### Bit-precise run ###
This is Ultimate 0.1.24-cad4683
[2019-10-22 10:11:41,939 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-22 10:11:41,940 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-22 10:11:41,951 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2019-10-22 10:11:41,952 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2019-10-22 10:11:41,953 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2019-10-22 10:11:41,954 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2019-10-22 10:11:41,956 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2019-10-22 10:11:41,956 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2019-10-22 10:11:41,957 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2019-10-22 10:11:41,958 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2019-10-22 10:11:41,960 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2019-10-22 10:11:41,960 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2019-10-22 10:11:41,961 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2019-10-22 10:11:41,962 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2019-10-22 10:11:41,963 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2019-10-22 10:11:41,963 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-22 10:11:41,964 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-22 10:11:41,965 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-22 10:11:41,967 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2019-10-22 10:11:41,968 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2019-10-22 10:11:41,969 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2019-10-22 10:11:41,970 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2019-10-22 10:11:41,970 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2019-10-22 10:11:41,972 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2019-10-22 10:11:41,972 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2019-10-22 10:11:41,972 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2019-10-22 10:11:41,973 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2019-10-22 10:11:41,974 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2019-10-22 10:11:41,974 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2019-10-22 10:11:41,975 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2019-10-22 10:11:41,975 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2019-10-22 10:11:41,976 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2019-10-22 10:11:41,976 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2019-10-22 10:11:41,977 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2019-10-22 10:11:41,977 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2019-10-22 10:11:41,978 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2019-10-22 10:11:41,978 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2019-10-22 10:11:41,978 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2019-10-22 10:11:41,979 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2019-10-22 10:11:41,979 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2019-10-22 10:11:41,980 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf
[2019-10-22 10:11:41,991 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-22 10:11:41,991 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-22 10:11:41,992 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2019-10-22 10:11:41,992 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2019-10-22 10:11:41,993 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-22 10:11:41,993 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-22 10:11:41,993 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-22 10:11:41,993 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2019-10-22 10:11:41,994 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2019-10-22 10:11:41,995 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-22 10:11:41,995 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-22 10:11:41,995 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-22 10:11:41,995 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-22 10:11:41,995 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2019-10-22 10:11:41,995 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2019-10-22 10:11:41,995 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-22 10:11:41,996 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-22 10:11:41,996 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2019-10-22 10:11:41,996 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-22 10:11:41,996 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-22 10:11:41,996 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-22 10:11:41,996 INFO  L138        SettingsManager]:  * Trace refinement strategy=WALRUS
[2019-10-22 10:11:41,996 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2019-10-22 10:11:41,997 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-22 10:11:41,997 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
[2019-10-22 10:11:41,997 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2019-10-22 10:11:41,997 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/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/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
[2019-10-22 10:11:42,030 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-22 10:11:42,043 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-22 10:11:42,046 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-22 10:11:42,047 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-22 10:11:42,048 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-22 10:11:42,048 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-10-22 10:11:42,096 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/06d84516d/792a746d72d84b6b9dfa154e42d30d16/FLAG9834c83fe
[2019-10-22 10:11:42,585 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-22 10:11:42,588 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2019-10-22 10:11:42,611 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/06d84516d/792a746d72d84b6b9dfa154e42d30d16/FLAG9834c83fe
[2019-10-22 10:11:43,120 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/bin/ukojak/data/06d84516d/792a746d72d84b6b9dfa154e42d30d16
[2019-10-22 10:11:43,123 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-22 10:11:43,125 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2019-10-22 10:11:43,126 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-22 10:11:43,126 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-22 10:11:43,129 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-22 10:11:43,130 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:43" (1/1) ...
[2019-10-22 10:11:43,132 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@493d9a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:43, skipping insertion in model container
[2019-10-22 10:11:43,132 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 10:11:43" (1/1) ...
[2019-10-22 10:11:43,138 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-22 10:11:43,183 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-22 10:11:43,797 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-22 10:11:43,815 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-22 10:11:43,993 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-22 10:11:44,114 INFO  L192         MainTranslator]: Completed translation
[2019-10-22 10:11:44,115 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44 WrapperNode
[2019-10-22 10:11:44,115 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-22 10:11:44,116 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2019-10-22 10:11:44,116 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2019-10-22 10:11:44,116 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2019-10-22 10:11:44,123 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,175 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,238 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2019-10-22 10:11:44,238 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-22 10:11:44,238 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-22 10:11:44,239 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-22 10:11:44,247 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,248 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,254 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,255 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,306 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,322 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,326 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
[2019-10-22 10:11:44,345 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-22 10:11:44,346 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-22 10:11:44,346 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-22 10:11:44,346 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-22 10:11:44,347 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 10:11:44" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_77c487a0-bf60-460e-ad42-22f2a88bacc9/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
[2019-10-22 10:11:44,410 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2019-10-22 10:11:44,410 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2019-10-22 10:11:44,411 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2019-10-22 10:11:44,411 INFO  L130     BoogieDeclarations]: Found specification of procedure empty
[2019-10-22 10:11:44,411 INFO  L138     BoogieDeclarations]: Found implementation of procedure empty
[2019-10-22 10:11:44,411 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2019-10-22 10:11:44,413 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2019-10-22 10:11:44,413 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2019-10-22 10:11:44,413 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2019-10-22 10:11:44,413 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2019-10-22 10:11:44,413 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2019-10-22 10:11:44,414 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2019-10-22 10:11:44,414 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2019-10-22 10:11:44,414 INFO  L130     BoogieDeclarations]: Found specification of procedure enqueue
[2019-10-22 10:11:44,414 INFO  L138     BoogieDeclarations]: Found implementation of procedure enqueue
[2019-10-22 10:11:44,415 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2019-10-22 10:11:44,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2019-10-22 10:11:44,415 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2019-10-22 10:11:44,415 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2019-10-22 10:11:44,415 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2019-10-22 10:11:44,415 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2019-10-22 10:11:44,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2019-10-22 10:11:44,416 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-10-22 10:11:44,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2019-10-22 10:11:44,416 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2019-10-22 10:11:44,416 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2019-10-22 10:11:44,417 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-22 10:11:44,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-22 10:11:44,791 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:44,791 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:44,791 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2019-10-22 10:11:44,791 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2019-10-22 10:11:44,919 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:44,919 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2019-10-22 10:11:45,517 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061: SUMMARY for call __CS_cs(); srcloc: null
[2019-10-22 10:11:45,518 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,518 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1061-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,518 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,518 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,518 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,519 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,519 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,519 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);dequeue_#res := 0bv32;
[2019-10-22 10:11:45,519 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083: SUMMARY for call __CS_cs(); srcloc: null
[2019-10-22 10:11:45,519 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,519 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1083-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,520 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,520 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##128: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,520 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118: SUMMARY for call __CS_cs(); srcloc: null
[2019-10-22 10:11:45,521 INFO  L685   $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;
[2019-10-22 10:11:45,521 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint L1118-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,521 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,521 INFO  L685   $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;
[2019-10-22 10:11:45,521 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,522 INFO  L685   $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;
[2019-10-22 10:11:45,522 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##166: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,522 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,522 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##168: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,522 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##167: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,522 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:45,523 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,523 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##118: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2019-10-22 10:11:45,523 INFO  L685   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##117: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2019-10-22 10:11:57,915 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:352)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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)
[2019-10-22 10:11:57,919 INFO  L168              Benchmark]: Toolchain (without parser) took 14793.53 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 352.3 MB). Free memory was 945.6 MB in the beginning and 869.4 MB in the end (delta: 76.2 MB). Peak memory consumption was 446.1 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:57,920 INFO  L168              Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB.
[2019-10-22 10:11:57,920 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 989.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -124.0 MB). Peak memory consumption was 40.5 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:57,921 INFO  L168              Benchmark]: Boogie Procedure Inliner took 122.33 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.
[2019-10-22 10:11:57,922 INFO  L168              Benchmark]: Boogie Preprocessor took 106.91 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.
[2019-10-22 10:11:57,923 INFO  L168              Benchmark]: RCFGBuilder took 13571.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 199.8 MB). Free memory was 1.1 GB in the beginning and 869.4 MB in the end (delta: 187.2 MB). Peak memory consumption was 404.6 MB. Max. memory is 11.5 GB.
[2019-10-22 10:11:57,926 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB.
 * CACSL2BoogieTranslator took 989.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 945.6 MB in the beginning and 1.1 GB in the end (delta: -124.0 MB). Peak memory consumption was 40.5 MB. Max. memory is 11.5 GB.
 * Boogie Procedure Inliner took 122.33 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 106.91 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 13571.61 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 199.8 MB). Free memory was 1.1 GB in the beginning and 869.4 MB in the end (delta: 187.2 MB). Peak memory consumption was 404.6 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:352)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...