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


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


Checking for ERROR reachability
Using default analysis
Version a4ecdabc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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 44a7dcc5e35f51a90e998e948f5b0119e9d687fa
.................................................................................................................................................................................................................................................
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_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_queue-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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 44a7dcc5e35f51a90e998e948f5b0119e9d687fa
........................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: NullPointerException: null

--- Real Ultimate output ---
This is Ultimate 0.2.0-a4ecdab
[2020-11-29 23:17:39,456 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-11-29 23:17:39,459 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-11-29 23:17:39,524 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-11-29 23:17:39,525 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-11-29 23:17:39,526 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-11-29 23:17:39,528 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-11-29 23:17:39,535 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-11-29 23:17:39,537 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-11-29 23:17:39,538 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-11-29 23:17:39,539 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-11-29 23:17:39,541 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-11-29 23:17:39,542 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-11-29 23:17:39,543 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-11-29 23:17:39,544 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-11-29 23:17:39,561 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-11-29 23:17:39,562 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-11-29 23:17:39,569 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-11-29 23:17:39,574 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-11-29 23:17:39,585 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-11-29 23:17:39,588 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-11-29 23:17:39,591 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-11-29 23:17:39,593 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-11-29 23:17:39,594 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-11-29 23:17:39,597 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-11-29 23:17:39,598 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-11-29 23:17:39,598 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-11-29 23:17:39,605 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-11-29 23:17:39,606 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-11-29 23:17:39,607 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-11-29 23:17:39,607 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-11-29 23:17:39,609 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-11-29 23:17:39,611 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-11-29 23:17:39,613 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-11-29 23:17:39,614 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-11-29 23:17:39,615 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-11-29 23:17:39,616 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-11-29 23:17:39,616 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-11-29 23:17:39,616 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-11-29 23:17:39,617 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-11-29 23:17:39,619 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-11-29 23:17:39,621 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf
[2020-11-29 23:17:39,665 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-11-29 23:17:39,666 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-11-29 23:17:39,667 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2020-11-29 23:17:39,667 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2020-11-29 23:17:39,668 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-11-29 23:17:39,668 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-11-29 23:17:39,669 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-11-29 23:17:39,669 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-11-29 23:17:39,669 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2020-11-29 23:17:39,670 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-11-29 23:17:39,671 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-11-29 23:17:39,671 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-11-29 23:17:39,671 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-11-29 23:17:39,672 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-11-29 23:17:39,672 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-11-29 23:17:39,672 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-11-29 23:17:39,672 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-11-29 23:17:39,673 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-11-29 23:17:39,673 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2020-11-29 23:17:39,673 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2020-11-29 23:17:39,673 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-11-29 23:17:39,674 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-11-29 23:17:39,674 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2020-11-29 23:17:39,674 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-11-29 23:17:39,675 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-11-29 23:17:39,675 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-11-29 23:17:39,675 INFO  L138        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2020-11-29 23:17:39,675 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2020-11-29 23:17:39,676 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-11-29 23:17:39,676 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_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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 -> 44a7dcc5e35f51a90e998e948f5b0119e9d687fa
[2020-11-29 23:17:39,954 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-11-29 23:17:39,977 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-11-29 23:17:39,989 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-11-29 23:17:39,990 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-11-29 23:17:39,991 INFO  L275        PluginConnector]: CDTParser initialized
[2020-11-29 23:17:39,992 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2020-11-29 23:17:40,072 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/cf54e8f3c/77ca563249164c20909fca56f6f6a297/FLAG6790cbe33
[2020-11-29 23:17:40,644 INFO  L306              CDTParser]: Found 1 translation units.
[2020-11-29 23:17:40,645 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2020-11-29 23:17:40,673 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/cf54e8f3c/77ca563249164c20909fca56f6f6a297/FLAG6790cbe33
[2020-11-29 23:17:40,908 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/cf54e8f3c/77ca563249164c20909fca56f6f6a297
[2020-11-29 23:17:40,910 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-11-29 23:17:40,912 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2020-11-29 23:17:40,915 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-11-29 23:17:40,916 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-11-29 23:17:40,919 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-11-29 23:17:40,920 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:17:40" (1/1) ...
[2020-11-29 23:17:40,922 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62897121 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:40, skipping insertion in model container
[2020-11-29 23:17:40,922 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:17:40" (1/1) ...
[2020-11-29 23:17:40,929 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-11-29 23:17:40,979 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-11-29 23:17:41,606 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-11-29 23:17:41,620 INFO  L203         MainTranslator]: Completed pre-run
[2020-11-29 23:17:41,781 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-11-29 23:17:41,968 INFO  L208         MainTranslator]: Completed translation
[2020-11-29 23:17:41,970 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41 WrapperNode
[2020-11-29 23:17:41,971 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-11-29 23:17:41,972 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-11-29 23:17:41,973 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-11-29 23:17:41,973 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-11-29 23:17:41,980 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,044 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,116 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-11-29 23:17:42,117 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-11-29 23:17:42,117 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-11-29 23:17:42,117 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-11-29 23:17:42,125 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,125 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,133 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,133 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,180 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,188 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,214 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
[2020-11-29 23:17:42,225 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-11-29 23:17:42,226 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-11-29 23:17:42,226 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-11-29 23:17:42,226 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-11-29 23:17:42,230 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:17:41" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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
[2020-11-29 23:17:42,330 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-11-29 23:17:42,330 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-11-29 23:17:42,331 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-11-29 23:17:42,332 INFO  L130     BoogieDeclarations]: Found specification of procedure empty
[2020-11-29 23:17:42,332 INFO  L138     BoogieDeclarations]: Found implementation of procedure empty
[2020-11-29 23:17:42,332 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2020-11-29 23:17:42,333 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2020-11-29 23:17:42,333 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-11-29 23:17:42,333 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-11-29 23:17:42,334 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-11-29 23:17:42,334 INFO  L130     BoogieDeclarations]: Found specification of procedure enqueue
[2020-11-29 23:17:42,334 INFO  L138     BoogieDeclarations]: Found implementation of procedure enqueue
[2020-11-29 23:17:42,334 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2020-11-29 23:17:42,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2020-11-29 23:17:42,335 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2020-11-29 23:17:42,335 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2020-11-29 23:17:42,335 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-11-29 23:17:42,335 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2020-11-29 23:17:42,335 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2020-11-29 23:17:42,335 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2020-11-29 23:17:42,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2020-11-29 23:17:42,336 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-11-29 23:17:42,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-11-29 23:17:42,336 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2020-11-29 23:17:42,336 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2020-11-29 23:17:42,336 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2020-11-29 23:17:42,337 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-11-29 23:17:42,337 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-11-29 23:17:42,918 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:42,919 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:42,919 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2020-11-29 23:17:42,919 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2020-11-29 23:17:42,996 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:42,997 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0 != ~__CS_ret~0 % 256;#res := 0;
[2020-11-29 23:17:43,519 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: SUMMARY for call __CS_cs(); srcloc: null
[2020-11-29 23:17:43,519 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1097-1: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2020-11-29 23:17:43,519 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1097-1: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,519 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1132: SUMMARY for call __CS_cs(); srcloc: null
[2020-11-29 23:17:43,519 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1132-1: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1132-1: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1075: SUMMARY for call __CS_cs(); srcloc: null
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2020-11-29 23:17:43,520 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume 0 != ~__CS_ret~0 % 256;dequeue_#res := 0;
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##128: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,521 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume 0 != ~__CS_ret~0 % 256;main_thread_#res.base, main_thread_#res.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##166: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##168: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##167: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,522 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume 0 != ~__CS_ret~0 % 256;t2_#res.base, t2_#res.offset := 0, 0;
[2020-11-29 23:17:43,523 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,523 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##118: assume !(0 != ~__CS_ret~0 % 256);
[2020-11-29 23:17:43,523 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##117: assume 0 != ~__CS_ret~0 % 256;t1_#res.base, t1_#res.offset := 0, 0;
[2020-11-29 23:17:56,508 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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)
[2020-11-29 23:17:56,513 INFO  L168              Benchmark]: Toolchain (without parser) took 15599.74 ms. Allocated memory was 107.0 MB in the beginning and 281.0 MB in the end (delta: 174.1 MB). Free memory was 76.0 MB in the beginning and 146.8 MB in the end (delta: -70.8 MB). Peak memory consumption was 172.2 MB. Max. memory is 16.1 GB.
[2020-11-29 23:17:56,514 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2020-11-29 23:17:56,516 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1055.55 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 75.6 MB in the beginning and 85.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB.
[2020-11-29 23:17:56,517 INFO  L168              Benchmark]: Boogie Procedure Inliner took 143.52 ms. Allocated memory is still 130.0 MB. Free memory was 85.0 MB in the beginning and 78.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB.
[2020-11-29 23:17:56,518 INFO  L168              Benchmark]: Boogie Preprocessor took 108.47 ms. Allocated memory is still 130.0 MB. Free memory was 78.4 MB in the beginning and 71.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB.
[2020-11-29 23:17:56,519 INFO  L168              Benchmark]: RCFGBuilder took 14284.64 ms. Allocated memory was 130.0 MB in the beginning and 281.0 MB in the end (delta: 151.0 MB). Free memory was 71.5 MB in the beginning and 146.8 MB in the end (delta: -75.3 MB). Peak memory consumption was 143.7 MB. Max. memory is 16.1 GB.
[2020-11-29 23:17:56,523 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 107.0 MB. Free memory is still 64.6 MB. There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 1055.55 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 75.6 MB in the beginning and 85.6 MB in the end (delta: -10.0 MB). Peak memory consumption was 41.1 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 143.52 ms. Allocated memory is still 130.0 MB. Free memory was 85.0 MB in the beginning and 78.4 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 108.47 ms. Allocated memory is still 130.0 MB. Free memory was 78.4 MB in the beginning and 71.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 14284.64 ms. Allocated memory was 130.0 MB in the beginning and 281.0 MB in the end (delta: 151.0 MB). Free memory was 71.5 MB in the beginning and 146.8 MB in the end (delta: -75.3 MB). Peak memory consumption was 143.7 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-a4ecdab
[2020-11-29 23:17:59,048 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2020-11-29 23:17:59,052 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2020-11-29 23:17:59,099 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2020-11-29 23:17:59,100 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2020-11-29 23:17:59,105 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2020-11-29 23:17:59,108 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2020-11-29 23:17:59,112 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2020-11-29 23:17:59,115 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2020-11-29 23:17:59,121 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2020-11-29 23:17:59,123 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2020-11-29 23:17:59,127 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2020-11-29 23:17:59,127 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2020-11-29 23:17:59,129 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2020-11-29 23:17:59,130 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2020-11-29 23:17:59,131 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2020-11-29 23:17:59,132 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2020-11-29 23:17:59,133 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2020-11-29 23:17:59,135 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2020-11-29 23:17:59,137 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2020-11-29 23:17:59,138 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2020-11-29 23:17:59,143 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2020-11-29 23:17:59,145 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2020-11-29 23:17:59,147 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2020-11-29 23:17:59,156 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2020-11-29 23:17:59,156 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2020-11-29 23:17:59,157 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2020-11-29 23:17:59,158 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2020-11-29 23:17:59,159 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2020-11-29 23:17:59,160 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2020-11-29 23:17:59,160 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2020-11-29 23:17:59,161 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2020-11-29 23:17:59,161 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2020-11-29 23:17:59,162 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2020-11-29 23:17:59,163 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2020-11-29 23:17:59,163 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2020-11-29 23:17:59,164 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2020-11-29 23:17:59,164 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2020-11-29 23:17:59,164 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2020-11-29 23:17:59,165 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2020-11-29 23:17:59,170 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2020-11-29 23:17:59,171 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf
[2020-11-29 23:17:59,212 INFO  L113        SettingsManager]: Loading preferences was successful
[2020-11-29 23:17:59,213 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2020-11-29 23:17:59,215 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2020-11-29 23:17:59,215 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2020-11-29 23:17:59,217 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2020-11-29 23:17:59,217 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2020-11-29 23:17:59,217 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2020-11-29 23:17:59,217 INFO  L138        SettingsManager]:  * sizeof long=4
[2020-11-29 23:17:59,218 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2020-11-29 23:17:59,218 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2020-11-29 23:17:59,219 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2020-11-29 23:17:59,219 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2020-11-29 23:17:59,219 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2020-11-29 23:17:59,220 INFO  L138        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2020-11-29 23:17:59,220 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2020-11-29 23:17:59,220 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2020-11-29 23:17:59,220 INFO  L138        SettingsManager]:  * sizeof long double=12
[2020-11-29 23:17:59,221 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2020-11-29 23:17:59,221 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2020-11-29 23:17:59,221 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2020-11-29 23:17:59,221 INFO  L136        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2020-11-29 23:17:59,221 INFO  L138        SettingsManager]:  * Timeout in seconds=1000000
[2020-11-29 23:17:59,222 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2020-11-29 23:17:59,222 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2020-11-29 23:17:59,222 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2020-11-29 23:17:59,222 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2020-11-29 23:17:59,223 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2020-11-29 23:17:59,223 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2020-11-29 23:17:59,223 INFO  L138        SettingsManager]:  * Trace refinement strategy=WALRUS
[2020-11-29 23:17:59,223 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt
[2020-11-29 23:17:59,223 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2020-11-29 23:17:59,236 INFO  L138        SettingsManager]:  * Use separate solver for trace checks=false
[2020-11-29 23:17:59,236 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2020-11-29 23:17:59,236 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_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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 -> 44a7dcc5e35f51a90e998e948f5b0119e9d687fa
[2020-11-29 23:17:59,621 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2020-11-29 23:17:59,651 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2020-11-29 23:17:59,654 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2020-11-29 23:17:59,655 INFO  L271        PluginConnector]: Initializing CDTParser...
[2020-11-29 23:17:59,656 INFO  L275        PluginConnector]: CDTParser initialized
[2020-11-29 23:17:59,657 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/../../sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2020-11-29 23:17:59,727 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/b398679d3/a87d0ab9822a4b7fb2de3611f43423cf/FLAG412f1c336
[2020-11-29 23:18:00,391 INFO  L306              CDTParser]: Found 1 translation units.
[2020-11-29 23:18:00,392 INFO  L160              CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/sv-benchmarks/c/seq-pthread/cs_queue-2.i
[2020-11-29 23:18:00,412 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/b398679d3/a87d0ab9822a4b7fb2de3611f43423cf/FLAG412f1c336
[2020-11-29 23:18:00,591 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/bin/ukojak/data/b398679d3/a87d0ab9822a4b7fb2de3611f43423cf
[2020-11-29 23:18:00,593 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2020-11-29 23:18:00,595 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2020-11-29 23:18:00,598 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2020-11-29 23:18:00,599 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2020-11-29 23:18:00,602 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2020-11-29 23:18:00,603 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:18:00" (1/1) ...
[2020-11-29 23:18:00,609 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40020802 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:00, skipping insertion in model container
[2020-11-29 23:18:00,609 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:18:00" (1/1) ...
[2020-11-29 23:18:00,617 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2020-11-29 23:18:00,698 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2020-11-29 23:18:01,369 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-11-29 23:18:01,385 INFO  L203         MainTranslator]: Completed pre-run
[2020-11-29 23:18:01,586 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2020-11-29 23:18:01,754 INFO  L208         MainTranslator]: Completed translation
[2020-11-29 23:18:01,755 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01 WrapperNode
[2020-11-29 23:18:01,755 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2020-11-29 23:18:01,756 INFO  L113        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2020-11-29 23:18:01,756 INFO  L271        PluginConnector]: Initializing Boogie Procedure Inliner...
[2020-11-29 23:18:01,756 INFO  L275        PluginConnector]: Boogie Procedure Inliner initialized
[2020-11-29 23:18:01,763 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:01,805 INFO  L185        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:01,884 INFO  L132        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2020-11-29 23:18:01,885 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2020-11-29 23:18:01,885 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2020-11-29 23:18:01,886 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2020-11-29 23:18:01,900 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:01,901 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:01,911 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:01,922 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:02,020 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:02,029 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:02,049 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
[2020-11-29 23:18:02,060 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2020-11-29 23:18:02,061 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2020-11-29 23:18:02,061 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2020-11-29 23:18:02,062 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2020-11-29 23:18:02,062 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:18:01" (1/1) ...
No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_a285a78e-3287-4c7a-8b6f-777cfe02bb3e/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
[2020-11-29 23:18:02,138 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE1
[2020-11-29 23:18:02,138 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2020-11-29 23:18:02,138 INFO  L130     BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2020-11-29 23:18:02,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2020-11-29 23:18:02,139 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2020-11-29 23:18:02,139 INFO  L130     BoogieDeclarations]: Found specification of procedure empty
[2020-11-29 23:18:02,139 INFO  L138     BoogieDeclarations]: Found implementation of procedure empty
[2020-11-29 23:18:02,139 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock
[2020-11-29 23:18:02,140 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock
[2020-11-29 23:18:02,140 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2020-11-29 23:18:02,140 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE1
[2020-11-29 23:18:02,140 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2020-11-29 23:18:02,140 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2020-11-29 23:18:02,140 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~$Pointer$
[2020-11-29 23:18:02,141 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2020-11-29 23:18:02,141 INFO  L130     BoogieDeclarations]: Found specification of procedure enqueue
[2020-11-29 23:18:02,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure enqueue
[2020-11-29 23:18:02,141 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock
[2020-11-29 23:18:02,141 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock
[2020-11-29 23:18:02,142 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2020-11-29 23:18:02,142 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_create
[2020-11-29 23:18:02,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_create
[2020-11-29 23:18:02,142 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_pthread_join
[2020-11-29 23:18:02,142 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_pthread_join
[2020-11-29 23:18:02,142 INFO  L130     BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-11-29 23:18:02,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$
[2020-11-29 23:18:02,143 INFO  L130     BoogieDeclarations]: Found specification of procedure __CS_cs
[2020-11-29 23:18:02,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure __CS_cs
[2020-11-29 23:18:02,143 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2020-11-29 23:18:02,143 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2020-11-29 23:18:02,650 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:02,651 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:02,651 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2020-11-29 23:18:02,651 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2020-11-29 23:18:02,812 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:02,812 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);#res := 0bv32;
[2020-11-29 23:18:03,671 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1097: SUMMARY for call __CS_cs(); srcloc: null
[2020-11-29 23:18:03,671 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1097-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1097-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1132: SUMMARY for call __CS_cs(); srcloc: null
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1132-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1132-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1075: SUMMARY for call __CS_cs(); srcloc: null
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint L1075-1: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,672 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##86: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##79: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##78: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);dequeue_#res := 0bv32;
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##129: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##128: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,673 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##24: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##23: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);main_thread_#res.base, main_thread_#res.offset := 0bv32, 0bv32;call ULTIMATE.dealloc(main_thread_~#id1~0.base, main_thread_~#id1~0.offset);havoc main_thread_~#id1~0.base, main_thread_~#id1~0.offset;call ULTIMATE.dealloc(main_thread_~#id2~0.base, main_thread_~#id2~0.offset);havoc main_thread_~#id2~0.base, main_thread_~#id2~0.offset;
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##166: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##169: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##168: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,674 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##167: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,675 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t2_#res.base, t2_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:03,675 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##105: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,675 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##118: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0));
[2020-11-29 23:18:03,675 INFO  L751   $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##117: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);t1_#res.base, t1_#res.offset := 0bv32, 0bv32;
[2020-11-29 23:18:17,326 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception:
java.lang.NullPointerException
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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)
[2020-11-29 23:18:17,330 INFO  L168              Benchmark]: Toolchain (without parser) took 16733.69 ms. Allocated memory was 71.3 MB in the beginning and 331.4 MB in the end (delta: 260.0 MB). Free memory was 53.9 MB in the beginning and 261.1 MB in the end (delta: -207.2 MB). Peak memory consumption was 209.1 MB. Max. memory is 16.1 GB.
[2020-11-29 23:18:17,331 INFO  L168              Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB.
[2020-11-29 23:18:17,332 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1156.85 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 53.6 MB in the beginning and 58.0 MB in the end (delta: -4.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 16.1 GB.
[2020-11-29 23:18:17,333 INFO  L168              Benchmark]: Boogie Procedure Inliner took 128.91 ms. Allocated memory is still 96.5 MB. Free memory was 58.0 MB in the beginning and 50.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB.
[2020-11-29 23:18:17,342 INFO  L168              Benchmark]: Boogie Preprocessor took 175.14 ms. Allocated memory is still 96.5 MB. Free memory was 50.9 MB in the beginning and 68.9 MB in the end (delta: -18.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB.
[2020-11-29 23:18:17,343 INFO  L168              Benchmark]: RCFGBuilder took 15267.13 ms. Allocated memory was 96.5 MB in the beginning and 331.4 MB in the end (delta: 234.9 MB). Free memory was 68.9 MB in the beginning and 261.1 MB in the end (delta: -192.2 MB). Peak memory consumption was 198.5 MB. Max. memory is 16.1 GB.
[2020-11-29 23:18:17,347 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.22 ms. Allocated memory is still 71.3 MB. Free memory is still 54.1 MB. There was no memory consumed. Max. memory is 16.1 GB.
 * CACSL2BoogieTranslator took 1156.85 ms. Allocated memory was 71.3 MB in the beginning and 96.5 MB in the end (delta: 25.2 MB). Free memory was 53.6 MB in the beginning and 58.0 MB in the end (delta: -4.4 MB). Peak memory consumption was 31.9 MB. Max. memory is 16.1 GB.
 * Boogie Procedure Inliner took 128.91 ms. Allocated memory is still 96.5 MB. Free memory was 58.0 MB in the beginning and 50.9 MB in the end (delta: 7.1 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB.
 * Boogie Preprocessor took 175.14 ms. Allocated memory is still 96.5 MB. Free memory was 50.9 MB in the beginning and 68.9 MB in the end (delta: -18.0 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB.
 * RCFGBuilder took 15267.13 ms. Allocated memory was 96.5 MB in the beginning and 331.4 MB in the end (delta: 234.9 MB). Free memory was 68.9 MB in the beginning and 261.1 MB in the end (delta: -192.2 MB). Peak memory consumption was 198.5 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.
[MP z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process
Received shutdown request...