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


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


Checking for ERROR reachability
Using default analysis
Version 69874e26
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ad235452093d4a125e0fa0473df9189ee1a07ad
......................................................................................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4ad235452093d4a125e0fa0473df9189ee1a07ad
.............................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: NullPointerException: null

--- Real Ultimate output ---
This is Ultimate 0.2.0-69874e2
[2020-12-01 17:59:41,626 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-12-01 17:59:41,630 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-12-01 17:59:41,670 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-12-01 17:59:41,671 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-12-01 17:59:41,673 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-12-01 17:59:41,675 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-12-01 17:59:41,678 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-12-01 17:59:41,681 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-12-01 17:59:41,682 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-12-01 17:59:41,684 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-12-01 17:59:41,686 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-12-01 17:59:41,686 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-12-01 17:59:41,688 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-12-01 17:59:41,690 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-12-01 17:59:41,692 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-12-01 17:59:41,693 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-12-01 17:59:41,695 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-12-01 17:59:41,698 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-12-01 17:59:41,701 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-12-01 17:59:41,710 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-12-01 17:59:41,717 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-12-01 17:59:41,719 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-12-01 17:59:41,721 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-12-01 17:59:41,732 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-12-01 17:59:41,733 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-12-01 17:59:41,733 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-12-01 17:59:41,736 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-12-01 17:59:41,737 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-12-01 17:59:41,738 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-12-01 17:59:41,739 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-12-01 17:59:41,740 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-12-01 17:59:41,744 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-12-01 17:59:41,745 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-12-01 17:59:41,747 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-12-01 17:59:41,747 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-12-01 17:59:41,748 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-12-01 17:59:41,748 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-12-01 17:59:41,749 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-12-01 17:59:41,750 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-12-01 17:59:41,751 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-12-01 17:59:41,752 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2020-12-01 17:59:41,787 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-12-01 17:59:41,787 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-12-01 17:59:41,788 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2020-12-01 17:59:41,788 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2020-12-01 17:59:41,789 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-12-01 17:59:41,790 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-12-01 17:59:41,790 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-12-01 17:59:41,790 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-12-01 17:59:41,790 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-12-01 17:59:41,791 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-12-01 17:59:41,791 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-12-01 17:59:41,791 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-12-01 17:59:41,792 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-12-01 17:59:41,792 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-12-01 17:59:41,792 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-12-01 17:59:41,792 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-12-01 17:59:41,793 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-12-01 17:59:41,793 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-12-01 17:59:41,793 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2020-12-01 17:59:41,793 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2020-12-01 17:59:41,794 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-12-01 17:59:41,794 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-12-01 17:59:41,794 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2020-12-01 17:59:41,795 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-12-01 17:59:41,795 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-12-01 17:59:41,795 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-12-01 17:59:41,795 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2020-12-01 17:59:41,796 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-12-01 17:59:41,796 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-12-01 17:59:41,796 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
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_6561e039-68af-4098-b2b3-3ca764b91c00/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(reach_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 -> 4ad235452093d4a125e0fa0473df9189ee1a07ad
[2020-12-01 17:59:42,128 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-12-01 17:59:42,167 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-12-01 17:59:42,170 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-12-01 17:59:42,172 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-12-01 17:59:42,173 INFO  L275        PluginConnector]: CDTParser initialized
[2020-12-01 17:59:42,174 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-2.i
[2020-12-01 17:59:42,281 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/5758b2124/78def84404034cba9c1225b02547af02/FLAG62e40dc74
[2020-12-01 17:59:42,964 INFO  L306              CDTParser]: Found 1 translation units.
[2020-12-01 17:59:42,965 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/sv-benchmarks/c/seq-pthread/cs_stack-2.i
[2020-12-01 17:59:43,024 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/5758b2124/78def84404034cba9c1225b02547af02/FLAG62e40dc74
[2020-12-01 17:59:43,208 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/5758b2124/78def84404034cba9c1225b02547af02
[2020-12-01 17:59:43,211 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-12-01 17:59:43,213 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2020-12-01 17:59:43,225 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-12-01 17:59:43,226 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-12-01 17:59:43,230 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-12-01 17:59:43,232 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:59:43" (1/1) ...
[2020-12-01 17:59:43,236 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58068b3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:43, skipping insertion in model container
[2020-12-01 17:59:43,236 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:59:43" (1/1) ...
[2020-12-01 17:59:43,245 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-12-01 17:59:43,345 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-12-01 17:59:44,068 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 17:59:44,085 INFO  L203         MainTranslator]: Completed pre-run
[2020-12-01 17:59:44,220 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 17:59:44,420 INFO  L208         MainTranslator]: Completed translation
[2020-12-01 17:59:44,422 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44 WrapperNode
[2020-12-01 17:59:44,422 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-12-01 17:59:44,423 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-12-01 17:59:44,424 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-12-01 17:59:44,424 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-12-01 17:59:44,434 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,503 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,579 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-12-01 17:59:44,580 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-12-01 17:59:44,580 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-12-01 17:59:44,580 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-12-01 17:59:44,591 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,591 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,601 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,602 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,631 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,640 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,648 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
[2020-12-01 17:59:44,657 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-12-01 17:59:44,658 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-12-01 17:59:44,658 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-12-01 17:59:44,658 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-12-01 17:59:44,660 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:59:44" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/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
[2020-12-01 17:59:44,751 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-12-01 17:59:44,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-12-01 17:59:44,751 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-12-01 17:59:44,752 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2020-12-01 17:59:44,752 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2020-12-01 17:59:44,752 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-12-01 17:59:44,752 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-12-01 17:59:44,752 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-12-01 17:59:44,753 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2020-12-01 17:59:44,753 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2020-12-01 17:59:44,753 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-12-01 17:59:44,753 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-12-01 17:59:44,754 INFO  L130     BoogieDeclarations]: Found specification of procedure get_top
[2020-12-01 17:59:44,754 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_top
[2020-12-01 17:59:44,754 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-12-01 17:59:44,754 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2020-12-01 17:59:44,754 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2020-12-01 17:59:44,755 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2020-12-01 17:59:44,755 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2020-12-01 17:59:44,755 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 17:59:44,755 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 17:59:44,755 INFO  L130     BoogieDeclarations]: Found specification of procedure error
[2020-12-01 17:59:44,756 INFO  L138     BoogieDeclarations]: Found implementation of procedure error
[2020-12-01 17:59:44,756 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2020-12-01 17:59:44,756 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2020-12-01 17:59:44,756 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-12-01 17:59:44,756 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-12-01 17:59:44,757 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-12-01 17:59:45,160 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,168 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2020-12-01 17:59:45,197 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L930-1: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:59:45,198 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L930-1: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,198 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,198 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:59:45,199 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:59:45,199 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,199 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,199 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:59:45,200 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L930: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 17:59:45,725 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,726 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0 != ~__CS_ret~0 % 256;push_#res := 0;
[2020-12-01 17:59:45,726 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,726 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:59:45,726 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,727 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:59:45,727 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:45,727 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:59:45,728 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:59:45,728 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0;
[2020-12-01 17:59:45,728 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L986-4: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 17:59:45,728 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0 != ~__CS_ret~0 % 256;push_#res := 0;
[2020-12-01 17:59:45,729 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:59:56,226 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2020-12-01 17:59:56,231 INFO  L168              Benchmark]: Toolchain (without parser) took 13016.60 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 69.0 MB in the beginning and 58.0 MB in the end (delta: 11.0 MB). Peak memory consumption was 42.4 MB. Max. memory is 16.1 GB.
[2020-12-01 17:59:56,232 INFO  L168              Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 86.0 MB. Free memory was 61.4 MB in the beginning and 61.4 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2020-12-01 17:59:56,233 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1197.19 ms. Allocated memory is still 104.9 MB. Free memory was 68.7 MB in the beginning and 69.1 MB in the end (delta: -332.3 kB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:59:56,235 INFO  L168              Benchmark]: Boogie Procedure Inliner took 155.55 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 64.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:59:56,236 INFO  L168              Benchmark]: Boogie Preprocessor took 77.23 ms. Allocated memory is still 104.9 MB. Free memory was 64.4 MB in the beginning and 60.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:59:56,238 INFO  L168              Benchmark]: RCFGBuilder took 11570.72 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 60.2 MB in the beginning and 58.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:59:56,253 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.36 ms. Allocated memory is still 86.0 MB. Free memory was 61.4 MB in the beginning and 61.4 MB in the end (delta: 29.7 kB). There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 1197.19 ms. Allocated memory is still 104.9 MB. Free memory was 68.7 MB in the beginning and 69.1 MB in the end (delta: -332.3 kB). Peak memory consumption was 31.2 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 155.55 ms. Allocated memory is still 104.9 MB. Free memory was 69.1 MB in the beginning and 64.4 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 77.23 ms. Allocated memory is still 104.9 MB. Free memory was 64.4 MB in the beginning and 60.2 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 11570.72 ms. Allocated memory was 104.9 MB in the beginning and 125.8 MB in the end (delta: 21.0 MB). Free memory was 60.2 MB in the beginning and 58.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 34.2 MB. Max. memory is 16.1 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:413)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...

### Bit-precise run ###
This is Ultimate 0.2.0-69874e2
[2020-12-01 17:59:59,083 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-12-01 17:59:59,086 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-12-01 17:59:59,141 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-12-01 17:59:59,142 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-12-01 17:59:59,149 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-12-01 17:59:59,152 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-12-01 17:59:59,158 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-12-01 17:59:59,162 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-12-01 17:59:59,170 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-12-01 17:59:59,172 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-12-01 17:59:59,178 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-12-01 17:59:59,178 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-12-01 17:59:59,183 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-12-01 17:59:59,188 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-12-01 17:59:59,191 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-12-01 17:59:59,192 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-12-01 17:59:59,198 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-12-01 17:59:59,202 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-12-01 17:59:59,212 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-12-01 17:59:59,215 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-12-01 17:59:59,217 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-12-01 17:59:59,219 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-12-01 17:59:59,228 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-12-01 17:59:59,233 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-12-01 17:59:59,240 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-12-01 17:59:59,240 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-12-01 17:59:59,241 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-12-01 17:59:59,242 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-12-01 17:59:59,243 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-12-01 17:59:59,243 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-12-01 17:59:59,245 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-12-01 17:59:59,246 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-12-01 17:59:59,247 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-12-01 17:59:59,248 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-12-01 17:59:59,248 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-12-01 17:59:59,249 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-12-01 17:59:59,250 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-12-01 17:59:59,250 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-12-01 17:59:59,251 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-12-01 17:59:59,252 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-12-01 17:59:59,253 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf
[2020-12-01 17:59:59,283 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-12-01 17:59:59,284 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-12-01 17:59:59,285 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2020-12-01 17:59:59,285 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2020-12-01 17:59:59,286 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-12-01 17:59:59,286 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-12-01 17:59:59,287 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-12-01 17:59:59,287 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-12-01 17:59:59,287 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-12-01 17:59:59,288 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-12-01 17:59:59,288 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-12-01 17:59:59,288 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-12-01 17:59:59,288 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-12-01 17:59:59,289 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2020-12-01 17:59:59,289 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2020-12-01 17:59:59,289 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2020-12-01 17:59:59,290 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-12-01 17:59:59,290 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-12-01 17:59:59,290 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-12-01 17:59:59,291 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-12-01 17:59:59,291 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2020-12-01 17:59:59,291 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2020-12-01 17:59:59,292 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-12-01 17:59:59,292 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-12-01 17:59:59,292 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2020-12-01 17:59:59,292 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-12-01 17:59:59,293 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-12-01 17:59:59,293 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-12-01 17:59:59,293 INFO  L138        SettingsManager]:  * Trace refinement strategy=WALRUS
[2020-12-01 17:59:59,294 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2020-12-01 17:59:59,294 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-12-01 17:59:59,294 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
[2020-12-01 17:59:59,295 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-12-01 17:59:59,295 INFO  L138        SettingsManager]:  * Logic for external solver=AUFBV
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
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_6561e039-68af-4098-b2b3-3ca764b91c00/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(reach_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 -> 4ad235452093d4a125e0fa0473df9189ee1a07ad
[2020-12-01 17:59:59,860 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-12-01 17:59:59,907 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-12-01 17:59:59,909 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-12-01 17:59:59,911 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-12-01 17:59:59,912 INFO  L275        PluginConnector]: CDTParser initialized
[2020-12-01 17:59:59,913 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-2.i
[2020-12-01 17:59:59,995 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/784f8101b/89b1e105069e468ea2f4d00109044a18/FLAG9128ef952
[2020-12-01 18:00:00,882 INFO  L306              CDTParser]: Found 1 translation units.
[2020-12-01 18:00:00,883 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/sv-benchmarks/c/seq-pthread/cs_stack-2.i
[2020-12-01 18:00:00,916 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/784f8101b/89b1e105069e468ea2f4d00109044a18/FLAG9128ef952
[2020-12-01 18:00:01,021 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/bin/ukojak/data/784f8101b/89b1e105069e468ea2f4d00109044a18
[2020-12-01 18:00:01,024 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-12-01 18:00:01,027 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2020-12-01 18:00:01,031 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-12-01 18:00:01,032 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-12-01 18:00:01,036 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-12-01 18:00:01,038 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:00:01" (1/1) ...
[2020-12-01 18:00:01,041 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c936fb9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:01, skipping insertion in model container
[2020-12-01 18:00:01,041 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:00:01" (1/1) ...
[2020-12-01 18:00:01,053 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-12-01 18:00:01,143 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-12-01 18:00:02,150 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 18:00:02,189 INFO  L203         MainTranslator]: Completed pre-run
[2020-12-01 18:00:02,330 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 18:00:02,578 INFO  L208         MainTranslator]: Completed translation
[2020-12-01 18:00:02,579 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02 WrapperNode
[2020-12-01 18:00:02,581 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-12-01 18:00:02,583 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-12-01 18:00:02,584 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-12-01 18:00:02,584 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-12-01 18:00:02,593 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,672 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,756 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-12-01 18:00:02,772 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-12-01 18:00:02,773 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-12-01 18:00:02,773 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-12-01 18:00:02,782 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,782 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,792 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,792 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,824 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,832 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,846 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
[2020-12-01 18:00:02,856 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-12-01 18:00:02,857 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-12-01 18:00:02,857 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-12-01 18:00:02,857 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-12-01 18:00:02,858 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:02" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_6561e039-68af-4098-b2b3-3ca764b91c00/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
[2020-12-01 18:00:02,974 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2020-12-01 18:00:02,974 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2020-12-01 18:00:02,974 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-12-01 18:00:02,974 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-12-01 18:00:02,975 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-12-01 18:00:02,976 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2020-12-01 18:00:02,976 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2020-12-01 18:00:02,976 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-12-01 18:00:02,977 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2020-12-01 18:00:02,977 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-12-01 18:00:02,977 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2020-12-01 18:00:02,977 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-12-01 18:00:02,977 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2020-12-01 18:00:02,978 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4
[2020-12-01 18:00:02,978 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2020-12-01 18:00:02,978 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2020-12-01 18:00:02,978 INFO  L130     BoogieDeclarations]: Found specification of procedure get_top
[2020-12-01 18:00:02,978 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_top
[2020-12-01 18:00:02,979 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-12-01 18:00:02,979 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2020-12-01 18:00:02,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2020-12-01 18:00:02,979 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2020-12-01 18:00:02,979 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2020-12-01 18:00:02,980 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 18:00:02,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 18:00:02,980 INFO  L130     BoogieDeclarations]: Found specification of procedure error
[2020-12-01 18:00:02,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure error
[2020-12-01 18:00:02,980 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2020-12-01 18:00:02,980 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2020-12-01 18:00:02,981 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-12-01 18:00:02,981 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-12-01 18:00:03,452 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:03,453 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2020-12-01 18:00:03,506 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L930-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 18:00:03,506 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L930-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:03,506 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:03,506 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 18:00:03,506 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 18:00:03,507 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:03,507 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:03,507 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 18:00:03,507 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L930: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 18:00:04,123 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:04,123 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32;
[2020-12-01 18:00:04,124 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:04,124 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 18:00:04,124 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:04,124 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 18:00:04,125 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:04,125 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 18:00:04,125 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 18:00:04,125 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));pop_#res := 0bv32;
[2020-12-01 18:00:04,126 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L986-3: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 18:00:04,126 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32;
[2020-12-01 18:00:04,126 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 18:00:15,058 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2020-12-01 18:00:15,063 INFO  L168              Benchmark]: Toolchain (without parser) took 14035.06 ms. Allocated memory was 62.9 MB in the beginning and 107.0 MB in the end (delta: 44.0 MB). Free memory was 42.6 MB in the beginning and 42.9 MB in the end (delta: -265.2 kB). Peak memory consumption was 42.2 MB. Max. memory is 16.1 GB.
[2020-12-01 18:00:15,064 INFO  L168              Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 62.9 MB. Free memory is still 45.9 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2020-12-01 18:00:15,065 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1550.71 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 42.4 MB in the beginning and 46.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB.
[2020-12-01 18:00:15,066 INFO  L168              Benchmark]: Boogie Procedure Inliner took 188.72 ms. Allocated memory is still 81.8 MB. Free memory was 46.2 MB in the beginning and 41.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 18:00:15,067 INFO  L168              Benchmark]: Boogie Preprocessor took 83.49 ms. Allocated memory is still 81.8 MB. Free memory was 41.7 MB in the beginning and 37.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 18:00:15,069 INFO  L168              Benchmark]: RCFGBuilder took 12204.24 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 37.1 MB in the beginning and 42.9 MB in the end (delta: -5.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB.
[2020-12-01 18:00:15,073 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.37 ms. Allocated memory is still 62.9 MB. Free memory is still 45.9 MB. There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 1550.71 ms. Allocated memory was 62.9 MB in the beginning and 81.8 MB in the end (delta: 18.9 MB). Free memory was 42.4 MB in the beginning and 46.2 MB in the end (delta: -3.8 MB). Peak memory consumption was 25.4 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 188.72 ms. Allocated memory is still 81.8 MB. Free memory was 46.2 MB in the beginning and 41.7 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 83.49 ms. Allocated memory is still 81.8 MB. Free memory was 41.7 MB in the beginning and 37.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 12204.24 ms. Allocated memory was 81.8 MB in the beginning and 107.0 MB in the end (delta: 25.2 MB). Free memory was 37.1 MB in the beginning and 42.9 MB in the end (delta: -5.8 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 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:413)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...