./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i --full-output --architecture 32bit


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


Checking for overflows
Using default analysis
Version d790fecc
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-11-25 04:05:26,225 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-25 04:05:26,320 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf
[2024-11-25 04:05:26,327 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-25 04:05:26,330 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2024-11-25 04:05:26,378 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-25 04:05:26,381 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-25 04:05:26,381 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2024-11-25 04:05:26,383 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-25 04:05:26,383 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-25 04:05:26,383 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-25 04:05:26,383 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-25 04:05:26,384 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-25 04:05:26,385 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-25 04:05:26,385 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-25 04:05:26,385 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-25 04:05:26,385 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-25 04:05:26,385 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-25 04:05:26,387 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-25 04:05:26,387 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-25 04:05:26,388 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-25 04:05:26,388 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-25 04:05:26,388 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-25 04:05:26,388 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-25 04:05:26,388 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-25 04:05:26,388 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2024-11-25 04:05:26,389 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2024-11-25 04:05:26,389 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2024-11-25 04:05:26,389 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-25 04:05:26,389 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-25 04:05:26,389 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-25 04:05:26,389 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-25 04:05:26,389 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-25 04:05:26,390 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2024-11-25 04:05:26,390 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-25 04:05:26,390 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3
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 -> 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 -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765
[2024-11-25 04:05:26,838 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-25 04:05:26,855 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-25 04:05:26,857 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-25 04:05:26,861 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-25 04:05:26,862 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-25 04:05:26,863 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i
[2024-11-25 04:05:30,401 INFO  L533              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/158a38312/a0a5709a02cc473482e3053014a7c0d1/FLAGe5ee82c17
[2024-11-25 04:05:30,851 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-25 04:05:30,852 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i
[2024-11-25 04:05:30,872 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/158a38312/a0a5709a02cc473482e3053014a7c0d1/FLAGe5ee82c17
[2024-11-25 04:05:30,892 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/158a38312/a0a5709a02cc473482e3053014a7c0d1
[2024-11-25 04:05:30,895 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-25 04:05:30,898 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-25 04:05:30,899 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-25 04:05:30,900 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-25 04:05:30,911 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-25 04:05:30,912 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:30" (1/1) ...
[2024-11-25 04:05:30,913 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23e2c2ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:30, skipping insertion in model container
[2024-11-25 04:05:30,914 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:30" (1/1) ...
[2024-11-25 04:05:30,959 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-25 04:05:31,630 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-25 04:05:31,654 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-25 04:05:31,764 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-25 04:05:31,864 INFO  L204         MainTranslator]: Completed translation
[2024-11-25 04:05:31,865 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31 WrapperNode
[2024-11-25 04:05:31,865 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-25 04:05:31,866 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-25 04:05:31,866 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-25 04:05:31,866 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-25 04:05:31,874 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,893 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,925 INFO  L138                Inliner]: procedures = 279, calls = 68, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 220
[2024-11-25 04:05:31,926 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-25 04:05:31,927 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-25 04:05:31,927 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-25 04:05:31,927 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-25 04:05:31,937 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,937 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,943 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,943 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,955 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,957 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,962 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,965 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,967 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,971 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-25 04:05:31,972 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-25 04:05:31,972 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-25 04:05:31,972 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-25 04:05:31,974 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:31" (1/1) ...
[2024-11-25 04:05:31,985 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-25 04:05:32,011 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3
[2024-11-25 04:05:32,027 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2024-11-25 04:05:32,031 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2024-11-25 04:05:32,063 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-25 04:05:32,064 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2024-11-25 04:05:32,064 INFO  L130     BoogieDeclarations]: Found specification of procedure t1_fun
[2024-11-25 04:05:32,065 INFO  L138     BoogieDeclarations]: Found implementation of procedure t1_fun
[2024-11-25 04:05:32,065 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-25 04:05:32,065 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2024-11-25 04:05:32,065 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2024-11-25 04:05:32,065 INFO  L130     BoogieDeclarations]: Found specification of procedure t2_fun
[2024-11-25 04:05:32,065 INFO  L138     BoogieDeclarations]: Found implementation of procedure t2_fun
[2024-11-25 04:05:32,065 INFO  L130     BoogieDeclarations]: Found specification of procedure init
[2024-11-25 04:05:32,066 INFO  L138     BoogieDeclarations]: Found implementation of procedure init
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-25 04:05:32,066 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-25 04:05:32,066 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-25 04:05:32,068 WARN  L203             CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-25 04:05:32,316 INFO  L234             CfgBuilder]: Building ICFG
[2024-11-25 04:05:32,319 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-25 04:05:32,925 INFO  L279             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-25 04:05:32,926 INFO  L283             CfgBuilder]: Performing block encoding
[2024-11-25 04:05:32,975 INFO  L307             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-25 04:05:32,975 INFO  L312             CfgBuilder]: Removed 10 assume(true) statements.
[2024-11-25 04:05:32,976 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:32 BoogieIcfgContainer
[2024-11-25 04:05:32,976 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-25 04:05:32,977 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2024-11-25 04:05:32,977 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2024-11-25 04:05:32,990 INFO  L274        PluginConnector]: CodeCheck initialized
[2024-11-25 04:05:32,991 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:32" (1/1) ...
[2024-11-25 04:05:32,992 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception:
java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported
	at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57)
	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:150)
	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)
[2024-11-25 04:05:33,003 INFO  L158              Benchmark]: Toolchain (without parser) took 2103.34ms. Allocated memory is still 117.4MB. Free memory was 90.3MB in the beginning and 81.4MB in the end (delta: 8.9MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB.
[2024-11-25 04:05:33,004 INFO  L158              Benchmark]: CDTParser took 1.88ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:33,004 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 966.07ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 60.1MB in the end (delta: 30.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
[2024-11-25 04:05:33,005 INFO  L158              Benchmark]: Boogie Procedure Inliner took 60.17ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 57.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:33,005 INFO  L158              Benchmark]: Boogie Preprocessor took 44.39ms. Allocated memory is still 117.4MB. Free memory was 57.7MB in the beginning and 55.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:33,008 INFO  L158              Benchmark]: RCFGBuilder took 1004.23ms. Allocated memory is still 117.4MB. Free memory was 55.8MB in the beginning and 82.9MB in the end (delta: -27.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB.
[2024-11-25 04:05:33,009 INFO  L158              Benchmark]: CodeCheck took 22.19ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-25 04:05:33,016 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
  - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported
    de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172)
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 1.88ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 966.07ms. Allocated memory is still 117.4MB. Free memory was 90.1MB in the beginning and 60.1MB in the end (delta: 30.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 60.17ms. Allocated memory is still 117.4MB. Free memory was 60.1MB in the beginning and 57.7MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 44.39ms. Allocated memory is still 117.4MB. Free memory was 57.7MB in the beginning and 55.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
 * RCFGBuilder took 1004.23ms. Allocated memory is still 117.4MB. Free memory was 55.8MB in the beginning and 82.9MB in the end (delta: -27.1MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB.
 * CodeCheck took 22.19ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.4MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-11-25 04:05:33,044 INFO  L552       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0
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_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3 --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-d790fec
[2024-11-25 04:05:36,326 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-25 04:05:36,499 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf
[2024-11-25 04:05:36,548 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-25 04:05:36,550 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-25 04:05:36,550 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ALWAYS
[2024-11-25 04:05:36,551 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-25 04:05:36,551 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-25 04:05:36,552 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-25 04:05:36,553 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-25 04:05:36,553 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-25 04:05:36,555 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-25 04:05:36,555 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-25 04:05:36,555 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-25 04:05:36,555 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-25 04:05:36,555 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-25 04:05:36,555 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-25 04:05:36,556 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-25 04:05:36,556 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2024-11-25 04:05:36,557 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2024-11-25 04:05:36,557 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2024-11-25 04:05:36,557 INFO  L153        SettingsManager]:  * Command for calling external solver=cvc4 --incremental --print-success --lang smt
[2024-11-25 04:05:36,557 INFO  L153        SettingsManager]:  * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode
[2024-11-25 04:05:36,557 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-25 04:05:36,557 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-25 04:05:36,558 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-25 04:05:36,558 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-25 04:05:36,558 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-25 04:05:36,558 INFO  L153        SettingsManager]:  * Trace refinement strategy=WALRUS
[2024-11-25 04:05:36,558 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-25 04:05:36,559 INFO  L153        SettingsManager]:  * Use separate solver for trace checks=false
[2024-11-25 04:05:36,559 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
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_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3
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 -> 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 -> 6ac894f5c6207d1329786eb676509b79ca36f8c33f880cc59ffa30652ab92765
[2024-11-25 04:05:36,992 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-25 04:05:37,007 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-25 04:05:37,010 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-25 04:05:37,015 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-25 04:05:37,015 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-25 04:05:37,017 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i
[2024-11-25 04:05:40,855 INFO  L533              CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/903f321c8/d3a7ceadd1c14e0da449bd6af1fe07c6/FLAG3e0dbf96b
[2024-11-25 04:05:41,365 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-25 04:05:41,367 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/sv-benchmarks/c/goblint-regression/28-race_reach_82-list_racefree.i
[2024-11-25 04:05:41,386 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/903f321c8/d3a7ceadd1c14e0da449bd6af1fe07c6/FLAG3e0dbf96b
[2024-11-25 04:05:41,414 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/data/903f321c8/d3a7ceadd1c14e0da449bd6af1fe07c6
[2024-11-25 04:05:41,418 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-25 04:05:41,422 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-25 04:05:41,424 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-25 04:05:41,424 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-25 04:05:41,430 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-25 04:05:41,431 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:41" (1/1) ...
[2024-11-25 04:05:41,434 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e4c95d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:41, skipping insertion in model container
[2024-11-25 04:05:41,434 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:05:41" (1/1) ...
[2024-11-25 04:05:41,507 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-25 04:05:42,256 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-25 04:05:42,295 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-25 04:05:42,384 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-25 04:05:42,482 INFO  L204         MainTranslator]: Completed translation
[2024-11-25 04:05:42,483 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42 WrapperNode
[2024-11-25 04:05:42,483 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-25 04:05:42,484 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-25 04:05:42,485 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-25 04:05:42,485 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-25 04:05:42,494 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,526 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,583 INFO  L138                Inliner]: procedures = 283, calls = 68, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 219
[2024-11-25 04:05:42,583 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-25 04:05:42,584 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-25 04:05:42,584 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-25 04:05:42,585 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-25 04:05:42,595 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,596 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,602 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,603 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,620 INFO  L184        PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,621 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,631 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,639 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,641 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,648 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-25 04:05:42,652 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-25 04:05:42,653 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-25 04:05:42,653 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-25 04:05:42,679 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:05:42" (1/1) ...
[2024-11-25 04:05:42,691 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2024-11-25 04:05:42,709 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3
[2024-11-25 04:05:42,726 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2024-11-25 04:05:42,732 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2024-11-25 04:05:42,767 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2024-11-25 04:05:42,767 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-25 04:05:42,767 INFO  L130     BoogieDeclarations]: Found specification of procedure read~$Pointer$
[2024-11-25 04:05:42,767 INFO  L130     BoogieDeclarations]: Found specification of procedure t1_fun
[2024-11-25 04:05:42,768 INFO  L138     BoogieDeclarations]: Found implementation of procedure t1_fun
[2024-11-25 04:05:42,768 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-25 04:05:42,768 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2024-11-25 04:05:42,768 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2024-11-25 04:05:42,768 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4
[2024-11-25 04:05:42,768 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock
[2024-11-25 04:05:42,768 INFO  L130     BoogieDeclarations]: Found specification of procedure t2_fun
[2024-11-25 04:05:42,769 INFO  L138     BoogieDeclarations]: Found implementation of procedure t2_fun
[2024-11-25 04:05:42,769 INFO  L130     BoogieDeclarations]: Found specification of procedure init
[2024-11-25 04:05:42,769 INFO  L138     BoogieDeclarations]: Found implementation of procedure init
[2024-11-25 04:05:42,769 INFO  L130     BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock
[2024-11-25 04:05:42,769 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-25 04:05:42,769 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-25 04:05:42,769 INFO  L130     BoogieDeclarations]: Found specification of procedure write~$Pointer$
[2024-11-25 04:05:42,770 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-25 04:05:42,770 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-25 04:05:42,772 WARN  L203             CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-25 04:05:42,980 INFO  L234             CfgBuilder]: Building ICFG
[2024-11-25 04:05:42,982 INFO  L260             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-25 04:05:43,682 INFO  L279             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-25 04:05:43,682 INFO  L283             CfgBuilder]: Performing block encoding
[2024-11-25 04:05:43,745 INFO  L307             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-25 04:05:43,746 INFO  L312             CfgBuilder]: Removed 10 assume(true) statements.
[2024-11-25 04:05:43,746 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:43 BoogieIcfgContainer
[2024-11-25 04:05:43,747 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-25 04:05:43,748 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2024-11-25 04:05:43,748 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2024-11-25 04:05:43,761 INFO  L274        PluginConnector]: CodeCheck initialized
[2024-11-25 04:05:43,762 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:05:43" (1/1) ...
[2024-11-25 04:05:43,764 FATAL L?                        ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception:
java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported
	at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356)
	at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57)
	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:150)
	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)
[2024-11-25 04:05:43,773 INFO  L158              Benchmark]: Toolchain (without parser) took 2349.48ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 28.4MB in the end (delta: 30.2MB). Peak memory consumption was 29.6MB. Max. memory is 16.1GB.
[2024-11-25 04:05:43,776 INFO  L158              Benchmark]: CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:43,776 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 1060.46ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 26.9MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2024-11-25 04:05:43,777 INFO  L158              Benchmark]: Boogie Procedure Inliner took 99.21ms. Allocated memory is still 83.9MB. Free memory was 26.9MB in the beginning and 24.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:43,777 INFO  L158              Benchmark]: Boogie Preprocessor took 64.34ms. Allocated memory is still 83.9MB. Free memory was 23.9MB in the beginning and 21.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:43,780 INFO  L158              Benchmark]: RCFGBuilder took 1094.39ms. Allocated memory is still 83.9MB. Free memory was 21.7MB in the beginning and 30.2MB in the end (delta: -8.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB.
[2024-11-25 04:05:43,780 INFO  L158              Benchmark]: CodeCheck took 21.25ms. Allocated memory is still 83.9MB. Free memory was 29.7MB in the beginning and 28.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-25 04:05:43,787 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck:
  - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported
    de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:172)
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.39ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 1060.46ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 26.9MB in the end (delta: 31.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 99.21ms. Allocated memory is still 83.9MB. Free memory was 26.9MB in the beginning and 24.2MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 64.34ms. Allocated memory is still 83.9MB. Free memory was 23.9MB in the beginning and 21.7MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB.
 * RCFGBuilder took 1094.39ms. Allocated memory is still 83.9MB. Free memory was 21.7MB in the beginning and 30.2MB in the end (delta: -8.5MB). Peak memory consumption was 12.8MB. Max. memory is 16.1GB.
 * CodeCheck took 21.25ms. Allocated memory is still 83.9MB. Free memory was 29.7MB in the beginning and 28.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-11-25 04:05:43,817 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0688c0c0-a288-43dd-8dad-c86d699eac9c/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---

Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported