./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f42d37a05f48e892c5a546503245e38980b0f6e32be2f52b67eb1c08983f5b1e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:08:00,564 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:08:00,694 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2023-11-24 22:08:00,706 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:08:00,707 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 22:08:00,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:08:00,744 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 22:08:00,745 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 22:08:00,746 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:08:00,747 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 22:08:00,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:08:00,749 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:08:00,749 INFO L153 SettingsManager]: * Use SBE=true [2023-11-24 22:08:00,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:08:00,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:08:00,764 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:08:00,765 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:08:00,766 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:08:00,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:08:00,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:08:00,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:08:00,769 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:08:00,769 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:08:00,770 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:08:00,770 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:08:00,771 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:08:00,771 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:08:00,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:08:00,772 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 22:08:00,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 22:08:00,774 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 22:08:00,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:08:00,775 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:08:00,775 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:08:00,775 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:08:00,776 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-24 22:08:00,776 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-24 22:08:00,776 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:08:00,776 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 22:08:00,777 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-24 22:08:00,777 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-24 22:08:00,778 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:08:00,778 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-24 22:08:00,778 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-24 22:08:00,779 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_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f42d37a05f48e892c5a546503245e38980b0f6e32be2f52b67eb1c08983f5b1e [2023-11-24 22:08:01,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:08:01,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:08:01,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:08:01,059 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:08:01,060 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:08:01,061 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/../../sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i [2023-11-24 22:08:04,229 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:08:04,557 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:08:04,558 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/sv-benchmarks/c/pthread-ext/14_spin2003-pthread.i [2023-11-24 22:08:04,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/data/c66800268/6d3ee43ce0d54fe282628676e556c918/FLAGd8a55092a [2023-11-24 22:08:04,589 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/data/c66800268/6d3ee43ce0d54fe282628676e556c918 [2023-11-24 22:08:04,592 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:08:04,594 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:08:04,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:08:04,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:08:04,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:08:04,604 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:08:04" (1/1) ... [2023-11-24 22:08:04,605 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@679710fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:04, skipping insertion in model container [2023-11-24 22:08:04,606 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:08:04" (1/1) ... [2023-11-24 22:08:04,670 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:08:05,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:08:05,230 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:08:05,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:08:05,355 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:08:05,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05 WrapperNode [2023-11-24 22:08:05,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:08:05,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:08:05,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:08:05,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:08:05,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,409 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2023-11-24 22:08:05,409 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:08:05,410 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:08:05,410 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:08:05,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:08:05,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,425 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,437 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,440 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,443 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:08:05,444 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:08:05,444 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:08:05,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:08:05,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (1/1) ... [2023-11-24 22:08:05,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 22:08:05,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/z3 [2023-11-24 22:08:05,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 22:08:05,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 22:08:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-24 22:08:05,522 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-24 22:08:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:08:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:08:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:08:05,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:08:05,525 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:08:05,657 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:08:05,659 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:08:05,822 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:08:05,973 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:08:05,973 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:08:05,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:05 BoogieIcfgContainer [2023-11-24 22:08:05,974 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:08:05,977 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 22:08:05,977 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 22:08:05,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 22:08:05,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 10:08:04" (1/3) ... [2023-11-24 22:08:05,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480fc798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:08:05, skipping insertion in model container [2023-11-24 22:08:05,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:08:05" (2/3) ... [2023-11-24 22:08:05,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480fc798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 10:08:05, skipping insertion in model container [2023-11-24 22:08:05,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:05" (3/3) ... [2023-11-24 22:08:05,984 INFO L112 eAbstractionObserver]: Analyzing ICFG 14_spin2003-pthread.i [2023-11-24 22:08:06,012 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-24 22:08:06,024 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 22:08:06,024 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-24 22:08:06,026 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@480fc798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 10:08:06, skipping insertion in model container [2023-11-24 22:08:06,026 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 22:08:06,027 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 22:08:06,027 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 22:08:06,027 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 22:08:06,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:08:05" (3/3) ... [2023-11-24 22:08:06,030 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-24 22:08:06,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-24 22:08:06,039 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-24 22:08:06,039 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-24 22:08:06,039 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-24 22:08:06,040 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-24 22:08:06,134 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/witness.graphml [2023-11-24 22:08:06,134 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/witness.yml [2023-11-24 22:08:06,135 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 22:08:06,136 INFO L158 Benchmark]: Toolchain (without parser) took 1541.48ms. Allocated memory is still 138.4MB. Free memory was 99.8MB in the beginning and 103.5MB in the end (delta: -3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:08:06,136 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:08:06,137 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.68ms. Allocated memory is still 138.4MB. Free memory was 99.8MB in the beginning and 80.7MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:08:06,138 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.99ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:08:06,138 INFO L158 Benchmark]: Boogie Preprocessor took 33.13ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 77.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:08:06,139 INFO L158 Benchmark]: RCFGBuilder took 529.82ms. Allocated memory is still 138.4MB. Free memory was 77.3MB in the beginning and 59.8MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:08:06,140 INFO L158 Benchmark]: TraceAbstraction took 48.98ms. Allocated memory is still 138.4MB. Free memory was 59.1MB in the beginning and 107.9MB in the end (delta: -48.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-11-24 22:08:06,140 INFO L158 Benchmark]: Witness Printer took 107.73ms. Allocated memory is still 138.4MB. Free memory was 107.9MB in the beginning and 103.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:08:06,144 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.68ms. Allocated memory is still 138.4MB. Free memory was 99.8MB in the beginning and 80.7MB in the end (delta: 19.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.99ms. Allocated memory is still 138.4MB. Free memory was 80.7MB in the beginning and 78.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.13ms. Allocated memory is still 138.4MB. Free memory was 78.6MB in the beginning and 77.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.82ms. Allocated memory is still 138.4MB. Free memory was 77.3MB in the beginning and 59.8MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 48.98ms. Allocated memory is still 138.4MB. Free memory was 59.1MB in the beginning and 107.9MB in the end (delta: -48.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Witness Printer took 107.73ms. Allocated memory is still 138.4MB. Free memory was 107.9MB in the beginning and 103.5MB in the end (delta: 4.5MB). 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! [2023-11-24 22:08:06,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_029a531e-7e41-4a1c-8aed-c0b7cf4f6a2d/bin/ugemcutter-verify-oI9GxRtH0S/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