./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stack-1.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_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/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 a20575e6b50ad553ca0b33bab4559affce455d76
......................................................................................................................................................................................................................................
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_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/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 a20575e6b50ad553ca0b33bab4559affce455d76
.............................................................................................................................................................................................................................................
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 17:15:26,222 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-12-01 17:15:26,224 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-12-01 17:15:26,308 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-12-01 17:15:26,309 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-12-01 17:15:26,317 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-12-01 17:15:26,320 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-12-01 17:15:26,331 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-12-01 17:15:26,335 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-12-01 17:15:26,337 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-12-01 17:15:26,339 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-12-01 17:15:26,341 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-12-01 17:15:26,341 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-12-01 17:15:26,343 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-12-01 17:15:26,345 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-12-01 17:15:26,347 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-12-01 17:15:26,349 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-12-01 17:15:26,351 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-12-01 17:15:26,354 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-12-01 17:15:26,357 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-12-01 17:15:26,360 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-12-01 17:15:26,362 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-12-01 17:15:26,364 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-12-01 17:15:26,366 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-12-01 17:15:26,371 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-12-01 17:15:26,371 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-12-01 17:15:26,372 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-12-01 17:15:26,374 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-12-01 17:15:26,374 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-12-01 17:15:26,376 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-12-01 17:15:26,377 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-12-01 17:15:26,378 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-12-01 17:15:26,379 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-12-01 17:15:26,381 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-12-01 17:15:26,383 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-12-01 17:15:26,383 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-12-01 17:15:26,385 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-12-01 17:15:26,385 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-12-01 17:15:26,386 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-12-01 17:15:26,387 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-12-01 17:15:26,389 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-12-01 17:15:26,390 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2020-12-01 17:15:26,418 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-12-01 17:15:26,419 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-12-01 17:15:26,420 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2020-12-01 17:15:26,420 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2020-12-01 17:15:26,421 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-12-01 17:15:26,421 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-12-01 17:15:26,422 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-12-01 17:15:26,422 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-12-01 17:15:26,423 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-12-01 17:15:26,423 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-12-01 17:15:26,423 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-12-01 17:15:26,424 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-12-01 17:15:26,424 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-12-01 17:15:26,424 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-12-01 17:15:26,425 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-12-01 17:15:26,425 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-12-01 17:15:26,425 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-12-01 17:15:26,426 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-12-01 17:15:26,426 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2020-12-01 17:15:26,426 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2020-12-01 17:15:26,427 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-12-01 17:15:26,427 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-12-01 17:15:26,427 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2020-12-01 17:15:26,428 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-12-01 17:15:26,428 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-12-01 17:15:26,428 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-12-01 17:15:26,429 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2020-12-01 17:15:26,429 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-12-01 17:15:26,429 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-12-01 17:15:26,430 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_731e0001-1385-494d-b706-1e8d8c863a99/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_731e0001-1385-494d-b706-1e8d8c863a99/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 -> a20575e6b50ad553ca0b33bab4559affce455d76
[2020-12-01 17:15:26,746 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-12-01 17:15:26,812 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-12-01 17:15:26,817 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-12-01 17:15:26,819 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-12-01 17:15:26,822 INFO  L275        PluginConnector]: CDTParser initialized
[2020-12-01 17:15:26,824 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i
[2020-12-01 17:15:26,914 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/2fa89715c/5fadf76127474eec8be2a32920534c7b/FLAGd1c7c7d9e
[2020-12-01 17:15:27,753 INFO  L306              CDTParser]: Found 1 translation units.
[2020-12-01 17:15:27,754 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/sv-benchmarks/c/seq-pthread/cs_stack-1.i
[2020-12-01 17:15:27,787 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/2fa89715c/5fadf76127474eec8be2a32920534c7b/FLAGd1c7c7d9e
[2020-12-01 17:15:27,909 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/2fa89715c/5fadf76127474eec8be2a32920534c7b
[2020-12-01 17:15:27,912 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-12-01 17:15:27,914 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2020-12-01 17:15:27,929 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-12-01 17:15:27,929 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-12-01 17:15:27,932 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-12-01 17:15:27,933 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:15:27" (1/1) ...
[2020-12-01 17:15:27,935 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d1a2046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:27, skipping insertion in model container
[2020-12-01 17:15:27,935 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:15:27" (1/1) ...
[2020-12-01 17:15:27,943 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-12-01 17:15:28,024 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-12-01 17:15:28,964 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 17:15:28,984 INFO  L203         MainTranslator]: Completed pre-run
[2020-12-01 17:15:29,134 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 17:15:29,375 INFO  L208         MainTranslator]: Completed translation
[2020-12-01 17:15:29,376 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29 WrapperNode
[2020-12-01 17:15:29,376 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-12-01 17:15:29,378 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-12-01 17:15:29,378 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-12-01 17:15:29,378 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-12-01 17:15:29,388 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,426 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,483 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-12-01 17:15:29,484 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-12-01 17:15:29,485 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-12-01 17:15:29,485 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-12-01 17:15:29,495 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,496 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,506 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,506 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,534 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,542 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,548 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
[2020-12-01 17:15:29,556 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-12-01 17:15:29,557 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-12-01 17:15:29,557 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-12-01 17:15:29,557 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-12-01 17:15:29,558 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:29" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/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 17:15:29,658 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-12-01 17:15:29,658 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-12-01 17:15:29,659 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-12-01 17:15:29,659 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2020-12-01 17:15:29,659 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2020-12-01 17:15:29,659 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-12-01 17:15:29,659 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-12-01 17:15:29,659 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-12-01 17:15:29,660 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2020-12-01 17:15:29,660 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2020-12-01 17:15:29,660 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-12-01 17:15:29,660 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-12-01 17:15:29,660 INFO  L130     BoogieDeclarations]: Found specification of procedure get_top
[2020-12-01 17:15:29,660 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_top
[2020-12-01 17:15:29,660 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-12-01 17:15:29,661 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2020-12-01 17:15:29,661 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2020-12-01 17:15:29,661 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2020-12-01 17:15:29,661 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2020-12-01 17:15:29,661 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 17:15:29,661 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 17:15:29,661 INFO  L130     BoogieDeclarations]: Found specification of procedure error
[2020-12-01 17:15:29,662 INFO  L138     BoogieDeclarations]: Found implementation of procedure error
[2020-12-01 17:15:29,662 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2020-12-01 17:15:29,662 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2020-12-01 17:15:29,662 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-12-01 17:15:29,662 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-12-01 17:15:29,662 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-12-01 17:15:30,018 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,018 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2020-12-01 17:15:30,050 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,050 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:15:30,050 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:15:30,051 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,051 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,051 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L933: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 17:15:30,051 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:15:30,052 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,052 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;
[2020-12-01 17:15:30,634 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,634 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0 != ~__CS_ret~0 % 256;push_#res := 0;
[2020-12-01 17:15:30,634 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,635 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:15:30,635 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,635 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:15:30,635 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:30,635 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:15:30,636 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume 0 != ~__CS_ret~0 % 256;pop_#res := 0;
[2020-12-01 17:15:30,636 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume !(0 != ~__CS_ret~0 % 256);pop_#res := 0;
[2020-12-01 17:15:30,636 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 17:15:30,636 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0 != ~__CS_ret~0 % 256;push_#res := 0;
[2020-12-01 17:15:30,636 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0 != ~__CS_ret~0 % 256);
[2020-12-01 17:15:41,135 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 17:15:41,141 INFO  L168              Benchmark]: Toolchain (without parser) took 13225.08 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 64.0 MB in the beginning and 55.5 MB in the end (delta: 8.5 MB). Peak memory consumption was 67.5 MB. Max. memory is 16.1 GB.
[2020-12-01 17:15:41,142 INFO  L168              Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 94.4 MB. Free memory was 54.3 MB in the beginning and 54.2 MB in the end (delta: 48.2 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2020-12-01 17:15:41,143 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1447.72 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 63.8 MB in the beginning and 78.0 MB in the end (delta: -14.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB.
[2020-12-01 17:15:41,145 INFO  L168              Benchmark]: Boogie Procedure Inliner took 105.95 ms. Allocated memory is still 130.0 MB. Free memory was 78.0 MB in the beginning and 73.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:15:41,146 INFO  L168              Benchmark]: Boogie Preprocessor took 71.66 ms. Allocated memory is still 130.0 MB. Free memory was 73.0 MB in the beginning and 68.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:15:41,147 INFO  L168              Benchmark]: RCFGBuilder took 11581.47 ms. Allocated memory is still 130.0 MB. Free memory was 68.8 MB in the beginning and 55.5 MB in the end (delta: 13.3 MB). Peak memory consumption was 36.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:15:41,152 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 94.4 MB. Free memory was 54.3 MB in the beginning and 54.2 MB in the end (delta: 48.2 kB). There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 1447.72 ms. Allocated memory was 94.4 MB in the beginning and 130.0 MB in the end (delta: 35.7 MB). Free memory was 63.8 MB in the beginning and 78.0 MB in the end (delta: -14.2 MB). Peak memory consumption was 25.0 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 105.95 ms. Allocated memory is still 130.0 MB. Free memory was 78.0 MB in the beginning and 73.0 MB in the end (delta: 5.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 71.66 ms. Allocated memory is still 130.0 MB. Free memory was 73.0 MB in the beginning and 68.8 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 11581.47 ms. Allocated memory is still 130.0 MB. Free memory was 68.8 MB in the beginning and 55.5 MB in the end (delta: 13.3 MB). Peak memory consumption was 36.2 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 17:15:44,121 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-12-01 17:15:44,124 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-12-01 17:15:44,163 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-12-01 17:15:44,164 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-12-01 17:15:44,171 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-12-01 17:15:44,174 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-12-01 17:15:44,180 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-12-01 17:15:44,184 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-12-01 17:15:44,191 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-12-01 17:15:44,193 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-12-01 17:15:44,199 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-12-01 17:15:44,199 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-12-01 17:15:44,204 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-12-01 17:15:44,225 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-12-01 17:15:44,227 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-12-01 17:15:44,229 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-12-01 17:15:44,230 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-12-01 17:15:44,237 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-12-01 17:15:44,244 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-12-01 17:15:44,248 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-12-01 17:15:44,250 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-12-01 17:15:44,253 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-12-01 17:15:44,262 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-12-01 17:15:44,266 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-12-01 17:15:44,271 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-12-01 17:15:44,272 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-12-01 17:15:44,273 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-12-01 17:15:44,276 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-12-01 17:15:44,277 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-12-01 17:15:44,278 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-12-01 17:15:44,279 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-12-01 17:15:44,282 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-12-01 17:15:44,283 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-12-01 17:15:44,284 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-12-01 17:15:44,284 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-12-01 17:15:44,285 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-12-01 17:15:44,286 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-12-01 17:15:44,286 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-12-01 17:15:44,288 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-12-01 17:15:44,289 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-12-01 17:15:44,290 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf
[2020-12-01 17:15:44,347 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-12-01 17:15:44,347 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-12-01 17:15:44,350 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2020-12-01 17:15:44,350 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2020-12-01 17:15:44,352 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-12-01 17:15:44,352 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-12-01 17:15:44,353 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-12-01 17:15:44,353 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-12-01 17:15:44,354 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-12-01 17:15:44,354 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-12-01 17:15:44,355 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-12-01 17:15:44,356 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-12-01 17:15:44,356 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-12-01 17:15:44,356 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2020-12-01 17:15:44,356 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2020-12-01 17:15:44,357 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2020-12-01 17:15:44,357 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-12-01 17:15:44,357 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-12-01 17:15:44,358 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-12-01 17:15:44,358 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-12-01 17:15:44,358 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2020-12-01 17:15:44,358 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2020-12-01 17:15:44,359 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-12-01 17:15:44,359 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-12-01 17:15:44,359 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2020-12-01 17:15:44,360 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-12-01 17:15:44,360 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-12-01 17:15:44,360 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-12-01 17:15:44,361 INFO  L138        SettingsManager]:  * Trace refinement strategy=WALRUS
[2020-12-01 17:15:44,361 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2020-12-01 17:15:44,361 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-12-01 17:15:44,361 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
[2020-12-01 17:15:44,362 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-12-01 17:15:44,362 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_731e0001-1385-494d-b706-1e8d8c863a99/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_731e0001-1385-494d-b706-1e8d8c863a99/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 -> a20575e6b50ad553ca0b33bab4559affce455d76
[2020-12-01 17:15:44,813 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-12-01 17:15:44,837 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-12-01 17:15:44,840 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-12-01 17:15:44,841 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-12-01 17:15:44,842 INFO  L275        PluginConnector]: CDTParser initialized
[2020-12-01 17:15:44,843 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i
[2020-12-01 17:15:44,907 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/f84ce9f13/67d62c68cba2487d925b70366ed18cd5/FLAG71adcba2e
[2020-12-01 17:15:45,771 INFO  L306              CDTParser]: Found 1 translation units.
[2020-12-01 17:15:45,772 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/sv-benchmarks/c/seq-pthread/cs_stack-1.i
[2020-12-01 17:15:45,805 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/f84ce9f13/67d62c68cba2487d925b70366ed18cd5/FLAG71adcba2e
[2020-12-01 17:15:45,975 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/bin/ukojak/data/f84ce9f13/67d62c68cba2487d925b70366ed18cd5
[2020-12-01 17:15:45,978 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-12-01 17:15:45,982 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2020-12-01 17:15:45,988 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-12-01 17:15:45,988 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-12-01 17:15:45,992 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-12-01 17:15:45,993 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:15:45" (1/1) ...
[2020-12-01 17:15:45,997 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@650889f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:45, skipping insertion in model container
[2020-12-01 17:15:45,998 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 05:15:45" (1/1) ...
[2020-12-01 17:15:46,008 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-12-01 17:15:46,082 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-12-01 17:15:46,907 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 17:15:46,927 INFO  L203         MainTranslator]: Completed pre-run
[2020-12-01 17:15:47,045 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-12-01 17:15:47,264 INFO  L208         MainTranslator]: Completed translation
[2020-12-01 17:15:47,265 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47 WrapperNode
[2020-12-01 17:15:47,267 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-12-01 17:15:47,269 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-12-01 17:15:47,269 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-12-01 17:15:47,270 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-12-01 17:15:47,279 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,346 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,410 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-12-01 17:15:47,411 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-12-01 17:15:47,411 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-12-01 17:15:47,412 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-12-01 17:15:47,422 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,422 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,433 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,433 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,481 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,501 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,508 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
[2020-12-01 17:15:47,518 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-12-01 17:15:47,534 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-12-01 17:15:47,535 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-12-01 17:15:47,535 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-12-01 17:15:47,536 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 05:15:47" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_731e0001-1385-494d-b706-1e8d8c863a99/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 17:15:47,629 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2020-12-01 17:15:47,629 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2020-12-01 17:15:47,631 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-12-01 17:15:47,631 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-12-01 17:15:47,631 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-12-01 17:15:47,632 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2020-12-01 17:15:47,633 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2020-12-01 17:15:47,633 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-12-01 17:15:47,633 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2020-12-01 17:15:47,633 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-12-01 17:15:47,633 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2020-12-01 17:15:47,634 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-12-01 17:15:47,634 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2020-12-01 17:15:47,634 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4
[2020-12-01 17:15:47,635 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2020-12-01 17:15:47,636 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2020-12-01 17:15:47,641 INFO  L130     BoogieDeclarations]: Found specification of procedure get_top
[2020-12-01 17:15:47,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure get_top
[2020-12-01 17:15:47,642 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-12-01 17:15:47,642 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2020-12-01 17:15:47,642 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2020-12-01 17:15:47,642 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2020-12-01 17:15:47,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2020-12-01 17:15:47,643 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 17:15:47,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-12-01 17:15:47,643 INFO  L130     BoogieDeclarations]: Found specification of procedure error
[2020-12-01 17:15:47,643 INFO  L138     BoogieDeclarations]: Found implementation of procedure error
[2020-12-01 17:15:47,643 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2020-12-01 17:15:47,644 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2020-12-01 17:15:47,644 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-12-01 17:15:47,644 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-12-01 17:15:48,237 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,237 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2020-12-01 17:15:48,283 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,283 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 17:15:48,283 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 17:15:48,284 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,284 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,284 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L933: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 17:15:48,284 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 17:15:48,285 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,285 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);
[2020-12-01 17:15:48,980 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,981 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32;
[2020-12-01 17:15:48,981 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,981 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 17:15:48,981 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,981 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 17:15:48,982 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:15:48,982 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 17:15:48,982 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);pop_#res := 0bv32;
[2020-12-01 17:15:48,982 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));pop_#res := 0bv32;
[2020-12-01 17:15:48,982 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: SUMMARY for call __CS_cs(); srcloc: null
[2020-12-01 17:15:48,983 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);push_#res := 0bv32;
[2020-12-01 17:15:48,983 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-12-01 17:16:00,010 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 17:16:00,015 INFO  L168              Benchmark]: Toolchain (without parser) took 14031.51 ms. Allocated memory was 67.1 MB in the beginning and 104.9 MB in the end (delta: 37.7 MB). Free memory was 42.0 MB in the beginning and 63.8 MB in the end (delta: -21.8 MB). Peak memory consumption was 42.5 MB. Max. memory is 16.1 GB.
[2020-12-01 17:16:00,016 INFO  L168              Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 35.9 kB). There was no memory consumed. Max. memory is 16.1 GB.
[2020-12-01 17:16:00,017 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1280.23 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 41.8 MB in the beginning and 40.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB.
[2020-12-01 17:16:00,018 INFO  L168              Benchmark]: Boogie Procedure Inliner took 141.87 ms. Allocated memory is still 81.8 MB. Free memory was 40.1 MB in the beginning and 58.4 MB in the end (delta: -18.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
[2020-12-01 17:16:00,019 INFO  L168              Benchmark]: Boogie Preprocessor took 106.65 ms. Allocated memory is still 81.8 MB. Free memory was 58.4 MB in the beginning and 53.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB.
[2020-12-01 17:16:00,020 INFO  L168              Benchmark]: RCFGBuilder took 12478.41 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 53.6 MB in the beginning and 63.8 MB in the end (delta: -10.2 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB.
[2020-12-01 17:16:00,024 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 35.9 kB). There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 1280.23 ms. Allocated memory was 67.1 MB in the beginning and 81.8 MB in the end (delta: 14.7 MB). Free memory was 41.8 MB in the beginning and 40.1 MB in the end (delta: 1.7 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 141.87 ms. Allocated memory is still 81.8 MB. Free memory was 40.1 MB in the beginning and 58.4 MB in the end (delta: -18.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 106.65 ms. Allocated memory is still 81.8 MB. Free memory was 58.4 MB in the beginning and 53.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 12478.41 ms. Allocated memory was 81.8 MB in the beginning and 104.9 MB in the end (delta: 23.1 MB). Free memory was 53.6 MB in the beginning and 63.8 MB in the end (delta: -10.2 MB). Peak memory consumption was 39.8 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...