./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c --full-output --architecture 32bit


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


Checking for memory safety (deref-memtrack)
Using default analysis
Version 0e0057cc
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_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39e90898aa78f5642c5c7d6f9df6b2e15e069a046a9465d5d61576c4b07f46b8
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-12-02 21:54:42,338 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-02 21:54:42,402 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf
[2023-12-02 21:54:42,407 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2023-12-02 21:54:42,408 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver
[2023-12-02 21:54:42,438 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-02 21:54:42,439 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-02 21:54:42,440 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-02 21:54:42,440 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-02 21:54:42,441 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-12-02 21:54:42,441 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-02 21:54:42,442 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-12-02 21:54:42,442 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-02 21:54:42,443 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-12-02 21:54:42,443 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-12-02 21:54:42,444 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-12-02 21:54:42,444 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-02 21:54:42,445 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-12-02 21:54:42,445 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-12-02 21:54:42,446 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-02 21:54:42,446 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-12-02 21:54:42,447 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-12-02 21:54:42,447 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-12-02 21:54:42,448 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-02 21:54:42,448 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 21:54:42,449 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-02 21:54:42,449 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-02 21:54:42,449 INFO  L153        SettingsManager]:  * Trace refinement strategy=PENGUIN
[2023-12-02 21:54:42,450 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2023-12-02 21:54:42,450 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/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_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9
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 valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


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 -> 39e90898aa78f5642c5c7d6f9df6b2e15e069a046a9465d5d61576c4b07f46b8
[2023-12-02 21:54:42,710 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-02 21:54:42,732 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-02 21:54:42,734 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-02 21:54:42,735 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-02 21:54:42,736 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-02 21:54:42,737 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c
[2023-12-02 21:54:45,441 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-02 21:54:45,620 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-02 21:54:45,621 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c
[2023-12-02 21:54:45,628 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data/9b1653b5f/383182d169f942dd876a7a5ee5c385e6/FLAGf79437354
[2023-12-02 21:54:45,643 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data/9b1653b5f/383182d169f942dd876a7a5ee5c385e6
[2023-12-02 21:54:45,646 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-02 21:54:45,647 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-12-02 21:54:45,648 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-02 21:54:45,648 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-02 21:54:45,652 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-02 21:54:45,652 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:45,653 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b5e5e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45, skipping insertion in model container
[2023-12-02 21:54:45,653 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:45,682 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-02 21:54:45,879 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 21:54:45,890 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-02 21:54:45,922 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 21:54:45,931 WARN  L675               CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler.
[2023-12-02 21:54:45,931 WARN  L675               CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler.
[2023-12-02 21:54:45,939 INFO  L206         MainTranslator]: Completed translation
[2023-12-02 21:54:45,940 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45 WrapperNode
[2023-12-02 21:54:45,940 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-02 21:54:45,941 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-02 21:54:45,941 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-02 21:54:45,941 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-02 21:54:45,949 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:45,959 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:45,990 INFO  L138                Inliner]: procedures = 26, calls = 56, calls flagged for inlining = 17, calls inlined = 23, statements flattened = 292
[2023-12-02 21:54:45,990 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-02 21:54:45,991 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-02 21:54:45,991 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-02 21:54:45,991 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-02 21:54:46,004 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,006 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,012 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,012 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,023 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,029 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,031 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,033 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,038 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-02 21:54:46,039 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-02 21:54:46,039 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-02 21:54:46,039 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-02 21:54:46,040 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:45" (1/1) ...
[2023-12-02 21:54:46,046 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 21:54:46,057 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/z3
[2023-12-02 21:54:46,069 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-12-02 21:54:46,071 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-12-02 21:54:46,104 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-02 21:54:46,104 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-12-02 21:54:46,104 INFO  L130     BoogieDeclarations]: Found specification of procedure write~int
[2023-12-02 21:54:46,104 INFO  L130     BoogieDeclarations]: Found specification of procedure read~int
[2023-12-02 21:54:46,104 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2023-12-02 21:54:46,105 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2023-12-02 21:54:46,105 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2023-12-02 21:54:46,105 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2023-12-02 21:54:46,105 INFO  L130     BoogieDeclarations]: Found specification of procedure thread3
[2023-12-02 21:54:46,105 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread3
[2023-12-02 21:54:46,105 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2023-12-02 21:54:46,106 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-12-02 21:54:46,106 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-12-02 21:54:46,106 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-12-02 21:54:46,106 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-02 21:54:46,106 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-02 21:54:46,106 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-02 21:54:46,108 WARN  L213             CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-12-02 21:54:46,251 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-02 21:54:46,254 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-02 21:54:46,716 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-02 21:54:46,861 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-02 21:54:46,862 INFO  L309             CfgBuilder]: Removed 8 assume(true) statements.
[2023-12-02 21:54:46,863 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:46 BoogieIcfgContainer
[2023-12-02 21:54:46,864 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-02 21:54:46,865 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-12-02 21:54:46,865 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-12-02 21:54:46,875 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-12-02 21:54:46,875 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:46" (1/1) ...
[2023-12-02 21:54:46,876 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:174)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359)
	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)
[2023-12-02 21:54:46,880 INFO  L158              Benchmark]: Toolchain (without parser) took 1232.09ms. Allocated memory is still 146.8MB. Free memory was 114.9MB in the beginning and 65.0MB in the end (delta: 49.9MB). Peak memory consumption was 48.5MB. Max. memory is 16.1GB.
[2023-12-02 21:54:46,880 INFO  L158              Benchmark]: CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-12-02 21:54:46,881 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 292.18ms. Allocated memory is still 146.8MB. Free memory was 114.9MB in the beginning and 102.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2023-12-02 21:54:46,882 INFO  L158              Benchmark]: Boogie Procedure Inliner took 49.61ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 99.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-12-02 21:54:46,882 INFO  L158              Benchmark]: Boogie Preprocessor took 46.90ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 97.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-12-02 21:54:46,883 INFO  L158              Benchmark]: RCFGBuilder took 824.99ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 65.8MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB.
[2023-12-02 21:54:46,884 INFO  L158              Benchmark]: CodeCheck took 13.75ms. Allocated memory is still 146.8MB. Free memory was 65.8MB in the beginning and 65.0MB in the end (delta: 758.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2023-12-02 21:54:46,887 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:174)
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.20ms. Allocated memory is still 119.5MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 292.18ms. Allocated memory is still 146.8MB. Free memory was 114.9MB in the beginning and 102.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 49.61ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 99.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 46.90ms. Allocated memory is still 146.8MB. Free memory was 99.6MB in the beginning and 97.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 824.99ms. Allocated memory is still 146.8MB. Free memory was 97.5MB in the beginning and 65.8MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB.
 * CodeCheck took 13.75ms. Allocated memory is still 146.8MB. Free memory was 65.8MB in the beginning and 65.0MB in the end (delta: 758.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2023-12-02 21:54:46,904 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/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
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_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )

 --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 39e90898aa78f5642c5c7d6f9df6b2e15e069a046a9465d5d61576c4b07f46b8
--- Real Ultimate output ---
This is Ultimate 0.2.4-dev-0e0057c
[2023-12-02 21:54:48,825 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2023-12-02 21:54:48,900 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf
[2023-12-02 21:54:48,928 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2023-12-02 21:54:48,929 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2023-12-02 21:54:48,929 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2023-12-02 21:54:48,930 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2023-12-02 21:54:48,930 INFO  L153        SettingsManager]:  * sizeof long=4
[2023-12-02 21:54:48,931 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2023-12-02 21:54:48,931 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2023-12-02 21:54:48,932 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2023-12-02 21:54:48,932 INFO  L153        SettingsManager]:  * Check for the main procedure if all allocated memory was freed=true
[2023-12-02 21:54:48,933 INFO  L153        SettingsManager]:  * Bitprecise bitfields=true
[2023-12-02 21:54:48,933 INFO  L153        SettingsManager]:  * SV-COMP memtrack compatibility mode=true
[2023-12-02 21:54:48,934 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2023-12-02 21:54:48,934 INFO  L153        SettingsManager]:  * Adapt memory model on pointer casts if necessary=true
[2023-12-02 21:54:48,935 INFO  L153        SettingsManager]:  * Use bitvectors instead of ints=true
[2023-12-02 21:54:48,935 INFO  L153        SettingsManager]:  * Memory model=HoenickeLindenmann_4ByteResolution
[2023-12-02 21:54:48,936 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2023-12-02 21:54:48,936 INFO  L153        SettingsManager]:  * sizeof long double=12
[2023-12-02 21:54:48,937 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2023-12-02 21:54:48,938 INFO  L151        SettingsManager]: Preferences of CodeCheck differ from their defaults:
[2023-12-02 21:54:48,938 INFO  L153        SettingsManager]:  * Timeout in seconds=1000000
[2023-12-02 21:54:48,938 INFO  L153        SettingsManager]:  * Theory for external solver=ALL
[2023-12-02 21:54:48,939 INFO  L153        SettingsManager]:  * Command for calling external solver=cvc4 --incremental --print-success --lang smt
[2023-12-02 21:54:48,939 INFO  L153        SettingsManager]:  * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode
[2023-12-02 21:54:48,939 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2023-12-02 21:54:48,940 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 21:54:48,940 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2023-12-02 21:54:48,941 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2023-12-02 21:54:48,941 INFO  L153        SettingsManager]:  * Trace refinement strategy=WALRUS
[2023-12-02 21:54:48,941 INFO  L153        SettingsManager]:  * Command for external solver=cvc4 --incremental --print-success --lang smt
[2023-12-02 21:54:48,942 INFO  L153        SettingsManager]:  * Use separate solver for trace checks=false
[2023-12-02 21:54:48,942 INFO  L153        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
[2023-12-02 21:54:48,942 INFO  L153        SettingsManager]:  * Logic for external solver=AUFBV
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/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_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9
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 valid-free) )
CHECK( init(main()), LTL(G valid-deref) )
CHECK( init(main()), LTL(G valid-memtrack) )


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 -> 39e90898aa78f5642c5c7d6f9df6b2e15e069a046a9465d5d61576c4b07f46b8
[2023-12-02 21:54:49,234 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2023-12-02 21:54:49,254 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2023-12-02 21:54:49,256 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2023-12-02 21:54:49,258 INFO  L270        PluginConnector]: Initializing CDTParser...
[2023-12-02 21:54:49,258 INFO  L274        PluginConnector]: CDTParser initialized
[2023-12-02 21:54:49,259 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c
[2023-12-02 21:54:52,018 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2023-12-02 21:54:52,235 INFO  L384              CDTParser]: Found 1 translation units.
[2023-12-02 21:54:52,235 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/sv-benchmarks/c/weaver/popl20-bad-dot-product.wvr.c
[2023-12-02 21:54:52,244 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data/83c15c0bb/620295a57fdd44d2801eca4a108c4f57/FLAG9208e75e6
[2023-12-02 21:54:52,257 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/data/83c15c0bb/620295a57fdd44d2801eca4a108c4f57
[2023-12-02 21:54:52,258 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2023-12-02 21:54:52,260 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2023-12-02 21:54:52,261 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2023-12-02 21:54:52,261 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2023-12-02 21:54:52,265 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2023-12-02 21:54:52,265 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,266 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6879891a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52, skipping insertion in model container
[2023-12-02 21:54:52,266 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,290 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-02 21:54:52,488 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 21:54:52,503 INFO  L199         MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution]
[2023-12-02 21:54:52,508 INFO  L177         MainTranslator]: Built tables and reachable declarations
[2023-12-02 21:54:52,530 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 21:54:52,536 INFO  L202         MainTranslator]: Completed pre-run
[2023-12-02 21:54:52,568 INFO  L209          PostProcessor]: Analyzing one entry point: main
[2023-12-02 21:54:52,579 WARN  L675               CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler.
[2023-12-02 21:54:52,579 WARN  L675               CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler.
[2023-12-02 21:54:52,587 INFO  L206         MainTranslator]: Completed translation
[2023-12-02 21:54:52,587 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52 WrapperNode
[2023-12-02 21:54:52,588 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2023-12-02 21:54:52,589 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2023-12-02 21:54:52,589 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2023-12-02 21:54:52,589 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2023-12-02 21:54:52,596 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,608 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,639 INFO  L138                Inliner]: procedures = 28, calls = 56, calls flagged for inlining = 17, calls inlined = 23, statements flattened = 284
[2023-12-02 21:54:52,639 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2023-12-02 21:54:52,640 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2023-12-02 21:54:52,640 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2023-12-02 21:54:52,640 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2023-12-02 21:54:52,650 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,650 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,656 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,657 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,671 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,677 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,680 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,683 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,686 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2023-12-02 21:54:52,687 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2023-12-02 21:54:52,687 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2023-12-02 21:54:52,687 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2023-12-02 21:54:52,688 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:54:52" (1/1) ...
[2023-12-02 21:54:52,693 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000
[2023-12-02 21:54:52,705 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/z3
[2023-12-02 21:54:52,714 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null)
[2023-12-02 21:54:52,716 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process
[2023-12-02 21:54:52,749 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2023-12-02 21:54:52,749 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2023-12-02 21:54:52,750 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2023-12-02 21:54:52,750 INFO  L130     BoogieDeclarations]: Found specification of procedure read~intINTTYPE4
[2023-12-02 21:54:52,750 INFO  L130     BoogieDeclarations]: Found specification of procedure thread1
[2023-12-02 21:54:52,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread1
[2023-12-02 21:54:52,750 INFO  L130     BoogieDeclarations]: Found specification of procedure thread2
[2023-12-02 21:54:52,750 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread2
[2023-12-02 21:54:52,750 INFO  L130     BoogieDeclarations]: Found specification of procedure thread3
[2023-12-02 21:54:52,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure thread3
[2023-12-02 21:54:52,751 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2023-12-02 21:54:52,751 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2023-12-02 21:54:52,751 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2023-12-02 21:54:52,751 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2023-12-02 21:54:52,751 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2023-12-02 21:54:52,751 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2023-12-02 21:54:52,751 INFO  L130     BoogieDeclarations]: Found specification of procedure write~intINTTYPE4
[2023-12-02 21:54:52,753 WARN  L213             CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement
[2023-12-02 21:54:52,873 INFO  L241             CfgBuilder]: Building ICFG
[2023-12-02 21:54:52,875 INFO  L267             CfgBuilder]: Building CFG for each procedure with an implementation
[2023-12-02 21:54:53,567 INFO  L282             CfgBuilder]: Performing block encoding
[2023-12-02 21:54:53,745 INFO  L304             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2023-12-02 21:54:53,745 INFO  L309             CfgBuilder]: Removed 8 assume(true) statements.
[2023-12-02 21:54:53,747 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:53 BoogieIcfgContainer
[2023-12-02 21:54:53,747 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2023-12-02 21:54:53,748 INFO  L112        PluginConnector]: ------------------------CodeCheck----------------------------
[2023-12-02 21:54:53,748 INFO  L270        PluginConnector]: Initializing CodeCheck...
[2023-12-02 21:54:53,758 INFO  L274        PluginConnector]: CodeCheck initialized
[2023-12-02 21:54:53,758 INFO  L184        PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:54:53" (1/1) ...
[2023-12-02 21:54:53,759 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:174)
	at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359)
	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)
[2023-12-02 21:54:53,762 INFO  L158              Benchmark]: Toolchain (without parser) took 1501.77ms. Allocated memory is still 98.6MB. Free memory was 75.8MB in the beginning and 43.0MB in the end (delta: 32.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB.
[2023-12-02 21:54:53,763 INFO  L158              Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2023-12-02 21:54:53,763 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 326.71ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 60.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2023-12-02 21:54:53,764 INFO  L158              Benchmark]: Boogie Procedure Inliner took 50.55ms. Allocated memory is still 98.6MB. Free memory was 60.9MB in the beginning and 58.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-12-02 21:54:53,765 INFO  L158              Benchmark]: Boogie Preprocessor took 46.76ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 55.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2023-12-02 21:54:53,765 INFO  L158              Benchmark]: RCFGBuilder took 1059.85ms. Allocated memory is still 98.6MB. Free memory was 55.7MB in the beginning and 44.0MB in the end (delta: 11.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB.
[2023-12-02 21:54:53,766 INFO  L158              Benchmark]: CodeCheck took 12.94ms. Allocated memory is still 98.6MB. Free memory was 44.0MB in the beginning and 43.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
[2023-12-02 21:54:53,769 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:174)
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 326.71ms. Allocated memory is still 98.6MB. Free memory was 75.6MB in the beginning and 60.9MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 50.55ms. Allocated memory is still 98.6MB. Free memory was 60.9MB in the beginning and 58.2MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB.
 * Boogie Preprocessor took 46.76ms. Allocated memory is still 98.6MB. Free memory was 58.2MB in the beginning and 55.7MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * RCFGBuilder took 1059.85ms. Allocated memory is still 98.6MB. Free memory was 55.7MB in the beginning and 44.0MB in the end (delta: 11.7MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB.
 * CodeCheck took 12.94ms. Allocated memory is still 98.6MB. Free memory was 44.0MB in the beginning and 43.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2023-12-02 21:54:53,791 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0a739885-8e4f-47e3-8a8d-a9d48aa1ed6c/bin/ukojak-verify-Qdu7aM0XO9/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