./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i --full-output --architecture 32bit


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


Checking for overflows
Using default analysis
Version 527bcce2
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-527bcce
[2023-11-21 22:15:43,706 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-21 22:15:43,825 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2023-11-21 22:15:43,831 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-21 22:15:43,832 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-21 22:15:43,873 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-21 22:15:43,874 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-21 22:15:43,874 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-21 22:15:43,875 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-11-21 22:15:43,881 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-11-21 22:15:43,881 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-21 22:15:43,883 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-21 22:15:43,884 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-21 22:15:43,886 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-21 22:15:43,886 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-11-21 22:15:43,887 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-21 22:15:43,887 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-21 22:15:43,888 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-21 22:15:43,888 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-11-21 22:15:43,889 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-21 22:15:43,889 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-21 22:15:43,890 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-21 22:15:43,890 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-21 22:15:43,891 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-21 22:15:43,891 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=true
[2023-11-21 22:15:43,892 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-21 22:15:43,892 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-21 22:15:43,892 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-21 22:15:43,893 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-21 22:15:43,894 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-21 22:15:43,895 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-11-21 22:15:43,896 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-11-21 22:15:43,896 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-11-21 22:15:43,896 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-21 22:15:43,896 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-21 22:15:43,897 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-21 22:15:43,897 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-21 22:15:43,897 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2023-11-21 22:15:43,897 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-11-21 22:15:43,898 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-21 22:15:43,898 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-21 22:15:43,898 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-21 22:15:43,898 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-11-21 22:15:43,899 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-21 22:15:43,899 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
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_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/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_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
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 ! overflow) )


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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3
[2023-11-21 22:15:44,200 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-21 22:15:44,233 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-21 22:15:44,235 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-21 22:15:44,237 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-21 22:15:44,237 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-21 22:15:44,239 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i
[2023-11-21 22:15:47,533 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-21 22:15:47,859 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-21 22:15:47,860 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i
[2023-11-21 22:15:47,893 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data/b65535515/2dbe4288f1464df9b6eb5907ac181b06/FLAGe400ce5ce
[2023-11-21 22:15:47,909 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data/b65535515/2dbe4288f1464df9b6eb5907ac181b06
[2023-11-21 22:15:47,916 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-21 22:15:47,920 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-21 22:15:47,924 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-21 22:15:47,925 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-21 22:15:47,930 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-21 22:15:47,931 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:15:47" (1/1) ...
[2023-11-21 22:15:47,932 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dfe89bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:47, skipping insertion in model container
[2023-11-21 22:15:47,932 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:15:47" (1/1) ...
[2023-11-21 22:15:48,005 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-21 22:15:48,567 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-21 22:15:48,585 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-21 22:15:48,644 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-21 22:15:48,804 INFO  L206         MainTranslator]: Completed translation
[2023-11-21 22:15:48,812 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:48 WrapperNode
[2023-11-21 22:15:48,812 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-21 22:15:48,816 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-21 22:15:48,816 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-21 22:15:48,817 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-21 22:15:48,825 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:48" (1/1) ...
[2023-11-21 22:15:48,857 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:48" (1/1) ...
[2023-11-21 22:15:48,893 INFO  L138                Inliner]: procedures = 260, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44
[2023-11-21 22:15:48,895 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-21 22:15:48,895 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-21 22:15:48,896 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-21 22:15:48,896 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-21 22:15:48,907 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:48" (1/1) ...
[2023-11-21 22:15:48,908 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:48" (1/1) ...
[2023-11-21 22:15:48,922 INFO  L184        PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:48" (1/1) ...
[2023-11-21 22:15:48,935 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception:
java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:116)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:102)
	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:166)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:155)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2023-11-21 22:15:48,946 INFO  L158              Benchmark]: Toolchain (without parser) took 1024.43ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 119.3MB in the end (delta: -8.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-21 22:15:48,947 INFO  L158              Benchmark]: CDTParser took 1.46ms. Allocated memory is still 109.1MB. Free memory was 77.5MB in the beginning and 77.5MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-21 22:15:48,948 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 888.43ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 122.4MB in the end (delta: -12.0MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB.
[2023-11-21 22:15:48,949 INFO  L158              Benchmark]: Boogie Procedure Inliner took 78.73ms. Allocated memory is still 155.2MB. Free memory was 122.4MB in the beginning and 120.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-21 22:15:48,950 INFO  L158              Benchmark]: Boogie Preprocessor took 48.23ms. Allocated memory is still 155.2MB. Free memory was 120.5MB in the beginning and 119.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-21 22:15:48,954 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 1.46ms. Allocated memory is still 109.1MB. Free memory was 77.5MB in the beginning and 77.5MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 888.43ms. Allocated memory is still 155.2MB. Free memory was 110.4MB in the beginning and 122.4MB in the end (delta: -12.0MB). Peak memory consumption was 31.6MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 78.73ms. Allocated memory is still 155.2MB. Free memory was 122.4MB in the beginning and 120.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 48.23ms. Allocated memory is still 155.2MB. Free memory was 120.5MB in the beginning and 119.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor:
  - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
    de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175)
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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) )

 --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3
--- Real Ultimate output ---
This is Ultimate 0.2.3-dev-527bcce
[2023-11-21 22:15:51,584 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-11-21 22:15:51,727 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf
[2023-11-21 22:15:51,736 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-11-21 22:15:51,736 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2023-11-21 22:15:51,785 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-11-21 22:15:51,785 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2023-11-21 22:15:51,786 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2023-11-21 22:15:51,787 INFO  L151        SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2023-11-21 22:15:51,792 INFO  L153        SettingsManager]:  * Use memory slicer=true
[2023-11-21 22:15:51,793 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2023-11-21 22:15:51,793 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2023-11-21 22:15:51,794 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-11-21 22:15:51,796 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-11-21 22:15:51,796 INFO  L153        SettingsManager]:  * Use SBE=true
[2023-11-21 22:15:51,797 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-11-21 22:15:51,798 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2023-11-21 22:15:51,798 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-11-21 22:15:51,799 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-11-21 22:15:51,800 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-11-21 22:15:51,800 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2023-11-21 22:15:51,801 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-11-21 22:15:51,801 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2023-11-21 22:15:51,802 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2023-11-21 22:15:51,802 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2023-11-21 22:15:51,802 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=true
[2023-11-21 22:15:51,803 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2023-11-21 22:15:51,803 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-11-21 22:15:51,804 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-11-21 22:15:51,804 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2023-11-21 22:15:51,805 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-11-21 22:15:51,806 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-11-21 22:15:51,806 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2023-11-21 22:15:51,806 INFO  L153        SettingsManager]:  * Only consider context switches at boundaries of atomic blocks=true
[2023-11-21 22:15:51,807 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2023-11-21 22:15:51,807 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2023-11-21 22:15:51,808 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-11-21 22:15:51,808 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-11-21 22:15:51,809 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2023-11-21 22:15:51,809 INFO  L153        SettingsManager]:  * Trace refinement strategy=WOLF
[2023-11-21 22:15:51,809 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-11-21 22:15:51,809 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2023-11-21 22:15:51,810 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PETRI_NET
[2023-11-21 22:15:51,810 INFO  L153        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2023-11-21 22:15:51,810 INFO  L153        SettingsManager]:  * Order on configurations for Petri net unfoldings=DBO
[2023-11-21 22:15:51,811 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-11-21 22:15:51,811 INFO  L153        SettingsManager]:  * Logic for external solver=AUFBV
[2023-11-21 22:15:51,811 INFO  L153        SettingsManager]:  * Looper check in Petri net analysis=SEMANTIC
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_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/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_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
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 ! overflow) )


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 -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0a52117517f5f1ef7fb9c68fe8f56609e6cd05991ff2a7b47c2b82f7b5210a3
[2023-11-21 22:15:52,253 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-11-21 22:15:52,278 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-11-21 22:15:52,280 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-11-21 22:15:52,282 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-11-21 22:15:52,283 INFO  L274        PluginConnector]: CDTParser initialized
[2023-11-21 22:15:52,284 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i
[2023-11-21 22:15:55,509 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-11-21 22:15:55,897 INFO  L384              CDTParser]: Found 1 translation units.
[2023-11-21 22:15:55,897 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/sv-benchmarks/c/goblint-regression/04-mutex_18-glob_guards.i
[2023-11-21 22:15:55,919 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data/78412f6ac/4ead1fac45284a1aacfee2f9c6e660d4/FLAG3d362caab
[2023-11-21 22:15:55,938 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b018bed-d6d3-4fea-9254-18caf9bdcdba/bin/uautomizer-verify-bycVGegfSx/data/78412f6ac/4ead1fac45284a1aacfee2f9c6e660d4
[2023-11-21 22:15:55,943 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-11-21 22:15:55,945 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-11-21 22:15:55,949 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-11-21 22:15:55,949 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-11-21 22:15:55,954 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-11-21 22:15:55,955 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:15:55" (1/1) ...
[2023-11-21 22:15:55,957 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbd6c39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:55, skipping insertion in model container
[2023-11-21 22:15:55,957 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:15:55" (1/1) ...
[2023-11-21 22:15:56,026 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-11-21 22:15:56,609 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-21 22:15:56,629 INFO  L202         MainTranslator]: Completed pre-run
[2023-11-21 22:15:56,708 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-11-21 22:15:56,806 INFO  L206         MainTranslator]: Completed translation
[2023-11-21 22:15:56,808 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:56 WrapperNode
[2023-11-21 22:15:56,808 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-11-21 22:15:56,809 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-11-21 22:15:56,810 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-11-21 22:15:56,810 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-11-21 22:15:56,818 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:56" (1/1) ...
[2023-11-21 22:15:56,842 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:56" (1/1) ...
[2023-11-21 22:15:56,864 INFO  L138                Inliner]: procedures = 261, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44
[2023-11-21 22:15:56,865 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-11-21 22:15:56,866 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-11-21 22:15:56,866 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-11-21 22:15:56,866 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-11-21 22:15:56,877 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:56" (1/1) ...
[2023-11-21 22:15:56,877 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:56" (1/1) ...
[2023-11-21 22:15:56,881 INFO  L184        PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:15:56" (1/1) ...
[2023-11-21 22:15:56,889 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor has thrown an exception:
java.lang.ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processStatementList(AliasAnalysis.java:161)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processBody(AliasAnalysis.java:128)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.aliasAnalysis(AliasAnalysis.java:117)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.tryToSliceMemory(HeapSplitter.java:116)
	at de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.HeapSplitter.process(HeapSplitter.java:102)
	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:166)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:155)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
	at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2023-11-21 22:15:56,893 INFO  L158              Benchmark]: Toolchain (without parser) took 947.65ms. Allocated memory is still 81.8MB. Free memory was 55.6MB in the beginning and 47.1MB in the end (delta: 8.5MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB.
[2023-11-21 22:15:56,894 INFO  L158              Benchmark]: CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.4MB in the end (delta: 20.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2023-11-21 22:15:56,895 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 859.83ms. Allocated memory is still 81.8MB. Free memory was 55.4MB in the beginning and 50.7MB in the end (delta: 4.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB.
[2023-11-21 22:15:56,896 INFO  L158              Benchmark]: Boogie Procedure Inliner took 55.77ms. Allocated memory is still 81.8MB. Free memory was 50.7MB in the beginning and 48.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-21 22:15:56,897 INFO  L158              Benchmark]: Boogie Preprocessor took 26.10ms. Allocated memory is still 81.8MB. Free memory was 48.3MB in the beginning and 47.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-11-21 22:15:56,900 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.35ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 57.4MB in the end (delta: 20.2kB). There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 859.83ms. Allocated memory is still 81.8MB. Free memory was 55.4MB in the beginning and 50.7MB in the end (delta: 4.7MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 55.77ms. Allocated memory is still 81.8MB. Free memory was 50.7MB in the beginning and 48.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 26.10ms. Allocated memory is still 81.8MB. Free memory was 48.3MB in the beginning and 47.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor:
  - ExceptionOrErrorResult: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0
    de.uni_freiburg.informatik.ultimate.boogie.preprocessor: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0: de.uni_freiburg.informatik.ultimate.boogie.preprocessor.memoryslicer.AliasAnalysis.processJoinStatement(AliasAnalysis.java:175)
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: ArrayIndexOutOfBoundsException: Index 0 out of bounds for length 0