./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i --full-output --architecture 64bit


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


Checking for ERROR reachability
Using default analysis
Version 63182f13
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e67547a60a763626590f21d9bf5cf3562ab2f9f5931b15c9821d683471a2777b
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 18:13:50,382 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-13 18:13:50,385 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 18:13:50,447 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 18:13:50,448 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 18:13:50,454 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 18:13:50,458 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 18:13:50,463 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 18:13:50,466 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 18:13:50,475 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 18:13:50,476 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 18:13:50,477 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 18:13:50,478 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 18:13:50,479 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 18:13:50,480 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 18:13:50,482 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 18:13:50,483 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 18:13:50,484 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 18:13:50,494 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 18:13:50,503 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 18:13:50,507 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 18:13:50,509 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 18:13:50,511 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 18:13:50,512 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 18:13:50,515 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 18:13:50,516 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 18:13:50,516 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 18:13:50,518 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 18:13:50,518 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 18:13:50,520 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 18:13:50,520 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 18:13:50,521 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 18:13:50,522 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 18:13:50,523 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 18:13:50,524 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 18:13:50,524 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 18:13:50,524 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 18:13:50,525 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 18:13:50,525 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 18:13:50,526 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 18:13:50,526 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 18:13:50,527 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf
[2021-11-13 18:13:50,570 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-13 18:13:50,570 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 18:13:50,571 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 18:13:50,572 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 18:13:50,580 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-13 18:13:50,581 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-13 18:13:50,581 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 18:13:50,582 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-13 18:13:50,582 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-13 18:13:50,582 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 18:13:50,584 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2021-11-13 18:13:50,584 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-13 18:13:50,584 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-13 18:13:50,585 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-13 18:13:50,585 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-13 18:13:50,585 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-13 18:13:50,586 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-13 18:13:50,586 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-13 18:13:50,586 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 18:13:50,586 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-13 18:13:50,587 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-13 18:13:50,587 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-13 18:13:50,587 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 18:13:50,588 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-13 18:13:50,588 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-13 18:13:50,588 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2021-11-13 18:13:50,588 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-11-13 18:13:50,589 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-13 18:13:50,589 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-11-13 18:13:50,589 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-13 18:13:50,590 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-11-13 18:13:50,590 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_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/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_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y
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 -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e67547a60a763626590f21d9bf5cf3562ab2f9f5931b15c9821d683471a2777b
[2021-11-13 18:13:50,886 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 18:13:50,915 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 18:13:50,920 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 18:13:50,921 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-13 18:13:50,922 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-13 18:13:50,924 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i
[2021-11-13 18:13:51,000 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/26e8d72c8/65498a11834f44b2b7e68aad3e1e17a0/FLAGbe5d37894
[2021-11-13 18:13:52,981 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-13 18:13:52,983 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i
[2021-11-13 18:13:53,173 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/26e8d72c8/65498a11834f44b2b7e68aad3e1e17a0/FLAGbe5d37894
[2021-11-13 18:13:53,417 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/26e8d72c8/65498a11834f44b2b7e68aad3e1e17a0
[2021-11-13 18:13:53,419 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 18:13:53,422 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 18:13:53,424 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 18:13:53,424 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 18:13:53,428 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 18:13:53,428 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:13:53" (1/1) ...
[2021-11-13 18:13:53,430 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5af68e99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:13:53, skipping insertion in model container
[2021-11-13 18:13:53,430 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:13:53" (1/1) ...
[2021-11-13 18:13:53,439 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-13 18:13:54,220 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-13 18:14:40,526 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @707c1dfa)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1381)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1606)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3254)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:93)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
	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$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2021-11-13 18:14:40,533 INFO  L158              Benchmark]: Toolchain (without parser) took 47109.22ms. Allocated memory was 136.3MB in the beginning and 444.6MB in the end (delta: 308.3MB). Free memory was 75.4MB in the beginning and 275.0MB in the end (delta: -199.6MB). Peak memory consumption was 270.1MB. Max. memory is 16.1GB.
[2021-11-13 18:14:40,535 INFO  L158              Benchmark]: CDTParser took 0.33ms. Allocated memory is still 96.5MB. Free memory was 52.2MB in the beginning and 52.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 18:14:40,536 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 47106.80ms. Allocated memory was 136.3MB in the beginning and 444.6MB in the end (delta: 308.3MB). Free memory was 75.0MB in the beginning and 275.0MB in the end (delta: -200.1MB). Peak memory consumption was 265.9MB. Max. memory is 16.1GB.
[2021-11-13 18:14:40,539 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.33ms. Allocated memory is still 96.5MB. Free memory was 52.2MB in the beginning and 52.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 47106.80ms. Allocated memory was 136.3MB in the beginning and 444.6MB in the end (delta: 308.3MB). Free memory was 75.0MB in the beginning and 275.0MB in the end (delta: -200.1MB). Peak memory consumption was 265.9MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @707c1dfa)
    de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @707c1dfa): de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis

### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e67547a60a763626590f21d9bf5cf3562ab2f9f5931b15c9821d683471a2777b
--- Real Ultimate output ---
This is Ultimate 0.2.1-dev-63182f1
[2021-11-13 18:14:42,994 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2021-11-13 18:14:42,996 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2021-11-13 18:14:43,045 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-11-13 18:14:43,046 INFO  L181        SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-11-13 18:14:43,051 INFO  L181        SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-11-13 18:14:43,053 INFO  L181        SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-11-13 18:14:43,064 INFO  L181        SettingsManager]: Resetting LassoRanker preferences to default values
[2021-11-13 18:14:43,068 INFO  L181        SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-11-13 18:14:43,074 INFO  L181        SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-11-13 18:14:43,075 INFO  L181        SettingsManager]: Resetting Sifa preferences to default values
[2021-11-13 18:14:43,077 INFO  L184        SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-11-13 18:14:43,078 INFO  L181        SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-11-13 18:14:43,081 INFO  L181        SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-11-13 18:14:43,083 INFO  L181        SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-11-13 18:14:43,090 INFO  L181        SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-11-13 18:14:43,092 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-11-13 18:14:43,093 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-11-13 18:14:43,106 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-11-13 18:14:43,114 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
[2021-11-13 18:14:43,116 INFO  L181        SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-11-13 18:14:43,118 INFO  L181        SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-11-13 18:14:43,121 INFO  L181        SettingsManager]: Resetting Referee preferences to default values
[2021-11-13 18:14:43,124 INFO  L181        SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-11-13 18:14:43,135 INFO  L184        SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-11-13 18:14:43,136 INFO  L184        SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-11-13 18:14:43,137 INFO  L181        SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-11-13 18:14:43,139 INFO  L181        SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-11-13 18:14:43,139 INFO  L181        SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-11-13 18:14:43,141 INFO  L184        SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-11-13 18:14:43,141 INFO  L181        SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-11-13 18:14:43,142 INFO  L181        SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-11-13 18:14:43,144 INFO  L181        SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-11-13 18:14:43,145 INFO  L181        SettingsManager]: Resetting Witness Printer preferences to default values
[2021-11-13 18:14:43,147 INFO  L184        SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-11-13 18:14:43,147 INFO  L181        SettingsManager]: Resetting CDTParser preferences to default values
[2021-11-13 18:14:43,148 INFO  L184        SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-11-13 18:14:43,148 INFO  L184        SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-11-13 18:14:43,149 INFO  L181        SettingsManager]: Resetting SmtParser preferences to default values
[2021-11-13 18:14:43,151 INFO  L181        SettingsManager]: Resetting Witness Parser preferences to default values
[2021-11-13 18:14:43,151 INFO  L188        SettingsManager]: Finished resetting all preferences to default values...
[2021-11-13 18:14:43,153 INFO  L101        SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Bitvector.epf
[2021-11-13 18:14:43,201 INFO  L113        SettingsManager]: Loading preferences was successful
[2021-11-13 18:14:43,202 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2021-11-13 18:14:43,203 INFO  L136        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-11-13 18:14:43,203 INFO  L138        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-11-13 18:14:43,204 INFO  L136        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2021-11-13 18:14:43,204 INFO  L138        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2021-11-13 18:14:43,206 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-11-13 18:14:43,207 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2021-11-13 18:14:43,207 INFO  L138        SettingsManager]:  * Use SBE=true
[2021-11-13 18:14:43,207 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-11-13 18:14:43,208 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2021-11-13 18:14:43,209 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2021-11-13 18:14:43,209 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-11-13 18:14:43,209 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2021-11-13 18:14:43,209 INFO  L138        SettingsManager]:  * Use bitvectors instead of ints=true
[2021-11-13 18:14:43,210 INFO  L138        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2021-11-13 18:14:43,210 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2021-11-13 18:14:43,210 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2021-11-13 18:14:43,210 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2021-11-13 18:14:43,211 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-11-13 18:14:43,211 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2021-11-13 18:14:43,211 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2021-11-13 18:14:43,211 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-11-13 18:14:43,212 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-11-13 18:14:43,212 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2021-11-13 18:14:43,212 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-11-13 18:14:43,213 INFO  L138        SettingsManager]:  * Trace refinement strategy=WOLF
[2021-11-13 18:14:43,213 INFO  L138        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt 
[2021-11-13 18:14:43,213 INFO  L138        SettingsManager]:  * Large block encoding in concurrent analysis=OFF
[2021-11-13 18:14:43,214 INFO  L138        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2021-11-13 18:14:43,214 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-11-13 18:14:43,214 INFO  L138        SettingsManager]:  * Trace refinement exception blacklist=NONE
[2021-11-13 18:14:43,214 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2021-11-13 18:14:43,215 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_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/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_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y
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 -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e67547a60a763626590f21d9bf5cf3562ab2f9f5931b15c9821d683471a2777b
[2021-11-13 18:14:43,659 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2021-11-13 18:14:43,685 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-11-13 18:14:43,689 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-11-13 18:14:43,690 INFO  L271        PluginConnector]: Initializing CDTParser...
[2021-11-13 18:14:43,691 INFO  L275        PluginConnector]: CDTParser initialized
[2021-11-13 18:14:43,693 INFO  L432   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i
[2021-11-13 18:14:43,786 INFO  L220              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/f01240ba3/29853988abd640ceac4060491ea631a7/FLAG5b965d036
[2021-11-13 18:14:45,877 INFO  L306              CDTParser]: Found 1 translation units.
[2021-11-13 18:14:45,878 INFO  L160              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_linux-alloc-spinlock_drivers-net-ethernet-intel-ixgbe-ixgbe.cil.i
[2021-11-13 18:14:46,063 INFO  L349              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/f01240ba3/29853988abd640ceac4060491ea631a7/FLAG5b965d036
[2021-11-13 18:14:46,279 INFO  L357              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_874541a3-d22e-4a6d-9d96-f37e7a268e26/bin/uautomizer-YU5uOKAj3y/data/f01240ba3/29853988abd640ceac4060491ea631a7
[2021-11-13 18:14:46,283 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-11-13 18:14:46,285 INFO  L131        ToolchainWalker]: Walking toolchain with 6 elements.
[2021-11-13 18:14:46,289 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-11-13 18:14:46,290 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-11-13 18:14:46,295 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2021-11-13 18:14:46,296 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:14:46" (1/1) ...
[2021-11-13 18:14:46,297 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a05a3e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:14:46, skipping insertion in model container
[2021-11-13 18:14:46,298 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:14:46" (1/1) ...
[2021-11-13 18:14:46,306 INFO  L145         MainTranslator]: Starting translation in SV-COMP mode 
[2021-11-13 18:14:46,977 INFO  L178         MainTranslator]: Built tables and reachable declarations
[2021-11-13 18:15:34,064 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:282)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1381)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1606)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:229)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1068)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1452)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3254)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2328)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:594)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115)
	at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:93)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
	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$Toolchain.processToolchain(ToolchainManager.java:320)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2021-11-13 18:15:34,072 INFO  L158              Benchmark]: Toolchain (without parser) took 47785.41ms. Allocated memory was 140.5MB in the beginning and 371.2MB in the end (delta: 230.7MB). Free memory was 87.9MB in the beginning and 160.7MB in the end (delta: -72.9MB). Peak memory consumption was 234.9MB. Max. memory is 16.1GB.
[2021-11-13 18:15:34,072 INFO  L158              Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2021-11-13 18:15:34,073 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 47780.19ms. Allocated memory was 140.5MB in the beginning and 371.2MB in the end (delta: 230.7MB). Free memory was 87.9MB in the beginning and 160.7MB in the end (delta: -72.9MB). Peak memory consumption was 234.9MB. Max. memory is 16.1GB.
[2021-11-13 18:15:34,075 INFO  L339   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory is still 59.0MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 47780.19ms. Allocated memory was 140.5MB in the beginning and 371.2MB in the end (delta: 230.7MB). Free memory was 87.9MB in the beginning and 160.7MB in the end (delta: -72.9MB). Peak memory consumption was 234.9MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
  - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303)
    de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303): de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:729)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult cannot be cast to class de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult (de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.SkipResult and de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResult are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @e54303)