./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 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_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/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_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx --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 0.2.4-dev-0e0057c [2023-12-02 20:48:37,425 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 20:48:37,495 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-12-02 20:48:37,500 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 20:48:37,501 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 20:48:37,527 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 20:48:37,528 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 20:48:37,528 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 20:48:37,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 20:48:37,529 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 20:48:37,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 20:48:37,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 20:48:37,531 INFO L153 SettingsManager]: * Use SBE=true [2023-12-02 20:48:37,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 20:48:37,533 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 20:48:37,533 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 20:48:37,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 20:48:37,534 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 20:48:37,535 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 20:48:37,535 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 20:48:37,536 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 20:48:37,536 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 20:48:37,537 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 20:48:37,537 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 20:48:37,538 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 20:48:37,538 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 20:48:37,539 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 20:48:37,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 20:48:37,540 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 20:48:37,540 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-12-02 20:48:37,541 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 20:48:37,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:48:37,542 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 20:48:37,542 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 20:48:37,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 20:48:37,542 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-02 20:48:37,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 20:48:37,543 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 20:48:37,543 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-12-02 20:48:37,543 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-12-02 20:48:37,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 20:48:37,544 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-12-02 20:48:37,544 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-12-02 20:48:37,544 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_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7757e6e73d857d492b029f13f86cb5d550622238e5a2b483c58ab6fc3ffdeb1 [2023-12-02 20:48:37,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 20:48:37,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 20:48:37,793 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 20:48:37,795 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 20:48:37,795 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 20:48:37,796 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/../../sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-12-02 20:48:40,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 20:48:40,769 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 20:48:40,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/sv-benchmarks/c/pthread-ext/28_buggy_simple_loop1_vf.i [2023-12-02 20:48:40,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/data/d11e9ffee/2f0d3836f3804605b176c855a96219b9/FLAG5cb813972 [2023-12-02 20:48:40,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/data/d11e9ffee/2f0d3836f3804605b176c855a96219b9 [2023-12-02 20:48:40,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 20:48:40,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 20:48:40,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 20:48:40,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 20:48:40,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 20:48:40,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:48:40" (1/1) ... [2023-12-02 20:48:40,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dfa59ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:40, skipping insertion in model container [2023-12-02 20:48:40,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 08:48:40" (1/1) ... [2023-12-02 20:48:40,858 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 20:48:41,137 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:48:41,147 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 20:48:41,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 20:48:41,222 INFO L206 MainTranslator]: Completed translation [2023-12-02 20:48:41,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41 WrapperNode [2023-12-02 20:48:41,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 20:48:41,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 20:48:41,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 20:48:41,225 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 20:48:41,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,246 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,268 INFO L138 Inliner]: procedures = 167, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 69 [2023-12-02 20:48:41,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 20:48:41,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 20:48:41,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 20:48:41,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 20:48:41,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,279 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,282 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,287 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,290 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,297 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 20:48:41,297 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 20:48:41,298 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 20:48:41,298 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 20:48:41,299 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (1/1) ... [2023-12-02 20:48:41,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 20:48:41,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/z3 [2023-12-02 20:48:41,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 20:48:41,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 20:48:41,369 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-02 20:48:41,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-02 20:48:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 20:48:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 20:48:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 20:48:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 20:48:41,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 20:48:41,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 20:48:41,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 20:48:41,372 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 20:48:41,507 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 20:48:41,509 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 20:48:41,642 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 20:48:41,652 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 20:48:41,653 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 20:48:41,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:48:41 BoogieIcfgContainer [2023-12-02 20:48:41,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 20:48:41,657 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 20:48:41,657 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 20:48:41,661 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 20:48:41,661 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 08:48:40" (1/3) ... [2023-12-02 20:48:41,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3377a947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:48:41, skipping insertion in model container [2023-12-02 20:48:41,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 08:48:41" (2/3) ... [2023-12-02 20:48:41,662 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3377a947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 08:48:41, skipping insertion in model container [2023-12-02 20:48:41,662 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:48:41" (3/3) ... [2023-12-02 20:48:41,663 INFO L112 eAbstractionObserver]: Analyzing ICFG 28_buggy_simple_loop1_vf.i [2023-12-02 20:48:41,672 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 20:48:41,683 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 20:48:41,684 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-12-02 20:48:41,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3377a947 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 08:48:41, skipping insertion in model container [2023-12-02 20:48:41,685 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 20:48:41,686 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 20:48:41,686 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 20:48:41,687 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 20:48:41,687 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 08:48:41" (3/3) ... [2023-12-02 20:48:41,689 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 20:48:41,692 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-12-02 20:48:41,695 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-12-02 20:48:41,695 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 20:48:41,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 20:48:41,696 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 20:48:41,768 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/witness.graphml [2023-12-02 20:48:41,769 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/witness.yml [2023-12-02 20:48:41,769 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 20:48:41,771 INFO L158 Benchmark]: Toolchain (without parser) took 970.19ms. Allocated memory is still 148.9MB. Free memory was 115.6MB in the beginning and 72.4MB in the end (delta: 43.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-12-02 20:48:41,771 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 148.9MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:48:41,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 422.99ms. Allocated memory is still 148.9MB. Free memory was 115.2MB in the beginning and 95.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-02 20:48:41,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.57ms. Allocated memory is still 148.9MB. Free memory was 95.8MB in the beginning and 93.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:48:41,773 INFO L158 Benchmark]: Boogie Preprocessor took 27.32ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 92.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 20:48:41,774 INFO L158 Benchmark]: RCFGBuilder took 357.09ms. Allocated memory is still 148.9MB. Free memory was 92.1MB in the beginning and 79.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 20:48:41,774 INFO L158 Benchmark]: TraceAbstraction took 28.33ms. Allocated memory is still 148.9MB. Free memory was 78.7MB in the beginning and 76.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 20:48:41,775 INFO L158 Benchmark]: Witness Printer took 82.73ms. Allocated memory is still 148.9MB. Free memory was 76.7MB in the beginning and 72.4MB in the end (delta: 4.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 20:48:41,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 148.9MB. Free memory is still 91.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 422.99ms. Allocated memory is still 148.9MB. Free memory was 115.2MB in the beginning and 95.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.57ms. Allocated memory is still 148.9MB. Free memory was 95.8MB in the beginning and 93.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.32ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 92.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 357.09ms. Allocated memory is still 148.9MB. Free memory was 92.1MB in the beginning and 79.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 28.33ms. Allocated memory is still 148.9MB. Free memory was 78.7MB in the beginning and 76.7MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 82.73ms. Allocated memory is still 148.9MB. Free memory was 76.7MB in the beginning and 72.4MB in the end (delta: 4.3MB). Peak memory consumption was 6.3MB. 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! [2023-12-02 20:48:41,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eae7ecca-9150-4c17-bd4c-0c76061ab1ae/bin/ugemcutter-verify-Bi2udmvEmx/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