./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i --full-output --architecture 32bit


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


Checking for data races
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) )

 --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 12:20:40,470 INFO  L188        SettingsManager]: Resetting all preferences to default values...
[2024-11-08 12:20:40,564 INFO  L114        SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/config/svcomp-DataRace-32bit-GemCutter_Default.epf
[2024-11-08 12:20:40,569 WARN  L101        SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 12:20:40,570 WARN  L103        SettingsManager]:   * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 12:20:40,593 INFO  L130        SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 12:20:40,594 INFO  L151        SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 12:20:40,595 INFO  L153        SettingsManager]:  * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 12:20:40,595 INFO  L151        SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 12:20:40,596 INFO  L153        SettingsManager]:  * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 12:20:40,597 INFO  L151        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 12:20:40,597 INFO  L153        SettingsManager]:  * Create parallel compositions if possible=false
[2024-11-08 12:20:40,598 INFO  L153        SettingsManager]:  * Use SBE=true
[2024-11-08 12:20:40,598 INFO  L151        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 12:20:40,599 INFO  L153        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2024-11-08 12:20:40,599 INFO  L153        SettingsManager]:  * sizeof long=4
[2024-11-08 12:20:40,599 INFO  L153        SettingsManager]:  * Overapproximate operations on floating types=true
[2024-11-08 12:20:40,600 INFO  L153        SettingsManager]:  * sizeof POINTER=4
[2024-11-08 12:20:40,600 INFO  L153        SettingsManager]:  * Check division by zero=IGNORE
[2024-11-08 12:20:40,601 INFO  L153        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 12:20:40,601 INFO  L153        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 12:20:40,602 INFO  L153        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 12:20:40,602 INFO  L153        SettingsManager]:  * Check absence of data races in concurrent programs=true
[2024-11-08 12:20:40,602 INFO  L153        SettingsManager]:  * Allow undefined functions=false
[2024-11-08 12:20:40,603 INFO  L153        SettingsManager]:  * Check unreachability of reach_error function=false
[2024-11-08 12:20:40,603 INFO  L153        SettingsManager]:  * sizeof long double=12
[2024-11-08 12:20:40,603 INFO  L153        SettingsManager]:  * Check if freed pointer was valid=false
[2024-11-08 12:20:40,604 INFO  L153        SettingsManager]:  * Use constant arrays=true
[2024-11-08 12:20:40,604 INFO  L151        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 12:20:40,605 INFO  L153        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2024-11-08 12:20:40,605 INFO  L153        SettingsManager]:  * To the following directory=./dump/
[2024-11-08 12:20:40,606 INFO  L153        SettingsManager]:  * SMT solver=External_DefaultMode
[2024-11-08 12:20:40,606 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-08 12:20:40,607 INFO  L151        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 12:20:40,607 INFO  L153        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 12:20:40,607 INFO  L153        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 12:20:40,608 INFO  L153        SettingsManager]:  * Trace refinement strategy=CAMEL
[2024-11-08 12:20:40,608 INFO  L153        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 12:20:40,608 INFO  L153        SettingsManager]:  * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 12:20:40,609 INFO  L153        SettingsManager]:  * Abstraction used for commutativity in POR=VARIABLES_GLOBAL
[2024-11-08 12:20:40,609 INFO  L153        SettingsManager]:  * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA
[2024-11-08 12:20:40,610 INFO  L153        SettingsManager]:  * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE
[2024-11-08 12:20:40,610 INFO  L153        SettingsManager]:  * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER
[2024-11-08 12:20:40,610 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_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/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_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL
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 ! data-race) )


Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter
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 -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1
[2024-11-08 12:20:40,860 INFO  L75    nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 12:20:40,889 INFO  L261   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 12:20:40,893 INFO  L217   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 12:20:40,895 INFO  L270        PluginConnector]: Initializing CDTParser...
[2024-11-08 12:20:40,896 INFO  L274        PluginConnector]: CDTParser initialized
[2024-11-08 12:20:40,897 INFO  L431   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i
Unable to find full path for "g++"
[2024-11-08 12:20:43,037 INFO  L533              CDTParser]: Created temporary CDT project at NULL
[2024-11-08 12:20:43,317 INFO  L384              CDTParser]: Found 1 translation units.
[2024-11-08 12:20:43,318 INFO  L180              CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i
[2024-11-08 12:20:43,335 INFO  L427              CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/data/5bf40a057/c8f25de0eba1490b8246fae38ab8ac92/FLAG88530e1a2
[2024-11-08 12:20:43,602 INFO  L435              CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/data/5bf40a057/c8f25de0eba1490b8246fae38ab8ac92
[2024-11-08 12:20:43,606 INFO  L299   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 12:20:43,607 INFO  L133        ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 12:20:43,609 INFO  L112        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 12:20:43,609 INFO  L270        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 12:20:43,618 INFO  L274        PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 12:20:43,619 INFO  L184        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:20:43" (1/1) ...
[2024-11-08 12:20:43,620 INFO  L204        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa8f47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:43, skipping insertion in model container
[2024-11-08 12:20:43,621 INFO  L184        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 12:20:43" (1/1) ...
[2024-11-08 12:20:43,675 INFO  L175         MainTranslator]: Built tables and reachable declarations
[2024-11-08 12:20:44,069 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-08 12:20:44,079 INFO  L200         MainTranslator]: Completed pre-run
[2024-11-08 12:20:44,122 INFO  L210          PostProcessor]: Analyzing one entry point: main
[2024-11-08 12:20:44,158 INFO  L204         MainTranslator]: Completed translation
[2024-11-08 12:20:44,159 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44 WrapperNode
[2024-11-08 12:20:44,159 INFO  L131        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 12:20:44,160 INFO  L112        PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 12:20:44,161 INFO  L270        PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 12:20:44,161 INFO  L274        PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 12:20:44,169 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,181 INFO  L184        PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,205 INFO  L138                Inliner]: procedures = 166, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62
[2024-11-08 12:20:44,205 INFO  L131        PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 12:20:44,207 INFO  L112        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 12:20:44,207 INFO  L270        PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 12:20:44,207 INFO  L274        PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 12:20:44,216 INFO  L184        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,217 INFO  L184        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,222 INFO  L184        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,222 INFO  L184        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,231 INFO  L184        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,238 INFO  L184        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,239 INFO  L184        PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,245 INFO  L184        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,247 INFO  L131        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 12:20:44,251 INFO  L112        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 12:20:44,251 INFO  L270        PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 12:20:44,252 INFO  L274        PluginConnector]: RCFGBuilder initialized
[2024-11-08 12:20:44,253 INFO  L184        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (1/1) ...
[2024-11-08 12:20:44,262 INFO  L173          SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2024-11-08 12:20:44,275 INFO  L189       MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/z3
[2024-11-08 12:20:44,292 INFO  L229       MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2024-11-08 12:20:44,297 INFO  L327       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2024-11-08 12:20:44,329 INFO  L130     BoogieDeclarations]: Found specification of procedure thr1
[2024-11-08 12:20:44,330 INFO  L138     BoogieDeclarations]: Found implementation of procedure thr1
[2024-11-08 12:20:44,330 INFO  L130     BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 12:20:44,330 INFO  L130     BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-08 12:20:44,331 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 12:20:44,331 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 12:20:44,332 WARN  L207             CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-08 12:20:44,462 INFO  L238             CfgBuilder]: Building ICFG
[2024-11-08 12:20:44,465 INFO  L264             CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 12:20:44,635 INFO  L283             CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-08 12:20:44,635 INFO  L287             CfgBuilder]: Performing block encoding
[2024-11-08 12:20:44,648 INFO  L311             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 12:20:44,648 INFO  L316             CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 12:20:44,649 INFO  L201        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:20:44 BoogieIcfgContainer
[2024-11-08 12:20:44,649 INFO  L131        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 12:20:44,651 INFO  L112        PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 12:20:44,652 INFO  L270        PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 12:20:44,655 INFO  L274        PluginConnector]: TraceAbstraction initialized
[2024-11-08 12:20:44,656 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 12:20:43" (1/3) ...
[2024-11-08 12:20:44,656 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b720fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:20:44, skipping insertion in model container
[2024-11-08 12:20:44,657 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 12:20:44" (2/3) ...
[2024-11-08 12:20:44,657 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b720fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 12:20:44, skipping insertion in model container
[2024-11-08 12:20:44,658 INFO  L184        PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:20:44" (3/3) ...
[2024-11-08 12:20:44,659 INFO  L112   eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i
[2024-11-08 12:20:44,674 INFO  L214   ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 12:20:44,674 INFO  L154   ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations.
[2024-11-08 12:20:44,676 INFO  L204        PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58b720fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 12:20:44, skipping insertion in model container
[2024-11-08 12:20:44,676 INFO  L131        PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 12:20:44,677 INFO  L112        PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 12:20:44,677 INFO  L270        PluginConnector]: Initializing Witness Printer...
[2024-11-08 12:20:44,677 INFO  L274        PluginConnector]: Witness Printer initialized
[2024-11-08 12:20:44,678 INFO  L184        PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 12:20:44" (3/3) ...
[2024-11-08 12:20:44,681 INFO  L142         WitnessPrinter]: Generating witness for correct program
[2024-11-08 12:20:44,685 INFO  L361     RCFGBacktranslator]: Ignoring RootEdge to procedure thr1
[2024-11-08 12:20:44,687 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges
[2024-11-08 12:20:44,687 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2024-11-08 12:20:44,688 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-08 12:20:44,688 INFO  L925   BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-08 12:20:44,760 INFO  L149         WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/witness.graphml
[2024-11-08 12:20:44,761 INFO  L149         WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/witness.yml
[2024-11-08 12:20:44,761 INFO  L131        PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 12:20:44,763 INFO  L158              Benchmark]: Toolchain (without parser) took 1154.98ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 87.0MB in the end (delta: 45.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,763 INFO  L158              Benchmark]: CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 12:20:44,764 INFO  L158              Benchmark]: CACSL2BoogieTranslator took 550.96ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 110.9MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,765 INFO  L158              Benchmark]: Boogie Procedure Inliner took 45.16ms. Allocated memory is still 174.1MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,765 INFO  L158              Benchmark]: Boogie Preprocessor took 43.76ms. Allocated memory is still 174.1MB. Free memory was 108.8MB in the beginning and 107.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,766 INFO  L158              Benchmark]: RCFGBuilder took 397.82ms. Allocated memory is still 174.1MB. Free memory was 107.1MB in the beginning and 93.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,766 INFO  L158              Benchmark]: TraceAbstraction took 24.81ms. Allocated memory is still 174.1MB. Free memory was 92.5MB in the beginning and 91.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,767 INFO  L158              Benchmark]: Witness Printer took 84.20ms. Allocated memory is still 174.1MB. Free memory was 90.4MB in the beginning and 87.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 12:20:44,771 INFO  L338   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.26ms. Allocated memory is still 132.1MB. Free memory is still 78.1MB. There was no memory consumed. Max. memory is 16.1GB.
 * CACSL2BoogieTranslator took 550.96ms. Allocated memory is still 174.1MB. Free memory was 132.3MB in the beginning and 110.9MB in the end (delta: 21.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
 * Boogie Procedure Inliner took 45.16ms. Allocated memory is still 174.1MB. Free memory was 110.9MB in the beginning and 108.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Boogie Preprocessor took 43.76ms. Allocated memory is still 174.1MB. Free memory was 108.8MB in the beginning and 107.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * RCFGBuilder took 397.82ms. Allocated memory is still 174.1MB. Free memory was 107.1MB in the beginning and 93.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
 * TraceAbstraction took 24.81ms. Allocated memory is still 174.1MB. Free memory was 92.5MB in the beginning and 91.1MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
 * Witness Printer took 84.20ms. Allocated memory is still 174.1MB. Free memory was 90.4MB in the beginning and 87.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
  - AllSpecificationsHoldResult: All specifications hold
    We were not able to verify any specification because the program does not contain any specification.
RESULT: Ultimate proved your program to be correct!
[2024-11-08 12:20:44,803 INFO  L540       MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_45bbc989-c34a-4840-99fe-664be71ba2a0/bin/ugemcutter-verify-v6A4Riy6iL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:
TRUE