./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ffae79fd42fd88852ffaba2bbbf2601df90fdda2b5dc6bd9b6228e2cf540c7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:00:55,031 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:00:55,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-06 22:00:55,162 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:00:55,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:00:55,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:00:55,216 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:00:55,217 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:00:55,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:00:55,218 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:00:55,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:00:55,220 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:00:55,220 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:00:55,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:00:55,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:00:55,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:00:55,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:00:55,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:00:55,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:00:55,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:00:55,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:00:55,226 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:00:55,227 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 22:00:55,227 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:00:55,228 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:00:55,228 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:00:55,229 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:00:55,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:00:55,230 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:00:55,230 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:00:55,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:00:55,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:00:55,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:00:55,232 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:00:55,233 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:00:55,233 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:00:55,234 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:00:55,234 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:00:55,234 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:00:55,235 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:00:55,235 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:00:55,236 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ffae79fd42fd88852ffaba2bbbf2601df90fdda2b5dc6bd9b6228e2cf540c7 [2023-11-06 22:00:55,564 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:00:55,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:00:55,595 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:00:55,597 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:00:55,598 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:00:55,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i [2023-11-06 22:00:59,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:00:59,457 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:00:59,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/sv-benchmarks/c/pthread-ext/39_rand_lock_p0_vs.i [2023-11-06 22:00:59,492 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/data/5786ebc41/56685fd78cd4421087d17cbd43ddf856/FLAGce3e51ea7 [2023-11-06 22:00:59,512 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/data/5786ebc41/56685fd78cd4421087d17cbd43ddf856 [2023-11-06 22:00:59,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:00:59,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:00:59,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:00:59,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:00:59,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:00:59,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,536 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@224c3b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:00:59, skipping insertion in model container [2023-11-06 22:00:59,536 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:00:59" (1/1) ... [2023-11-06 22:00:59,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:00:59,889 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:01:00,124 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:01:00,139 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:01:00,174 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:01:00,203 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:01:00,243 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:01:00,244 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:01:00,244 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:01:00,254 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:01:00,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00 WrapperNode [2023-11-06 22:01:00,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:01:00,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:01:00,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:01:00,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:01:00,267 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,311 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,346 INFO L138 Inliner]: procedures = 176, calls = 22, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 78 [2023-11-06 22:01:00,347 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:01:00,348 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:01:00,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:01:00,348 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:01:00,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,388 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,393 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,396 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,403 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,406 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:01:00,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:01:00,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:01:00,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:01:00,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (1/1) ... [2023-11-06 22:01:00,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:01:00,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:01:00,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:01:00,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:01:00,509 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-06 22:01:00,510 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-06 22:01:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:01:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:01:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:01:00,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:01:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:01:00,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:01:00,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:01:00,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:01:00,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:01:00,516 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:01:00,661 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:01:00,664 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:01:00,884 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:01:00,958 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:01:00,959 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-06 22:01:00,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:01:00 BoogieIcfgContainer [2023-11-06 22:01:00,962 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:01:00,972 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:01:00,973 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:01:00,977 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:01:00,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:00:59" (1/3) ... [2023-11-06 22:01:00,978 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ccaa6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:01:00, skipping insertion in model container [2023-11-06 22:01:00,978 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:01:00" (2/3) ... [2023-11-06 22:01:00,981 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ccaa6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:01:00, skipping insertion in model container [2023-11-06 22:01:00,981 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:01:00" (3/3) ... [2023-11-06 22:01:00,983 INFO L112 eAbstractionObserver]: Analyzing ICFG 39_rand_lock_p0_vs.i [2023-11-06 22:01:00,994 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-06 22:01:01,009 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:01:01,010 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-06 22:01:01,012 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ccaa6a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:01:01, skipping insertion in model container [2023-11-06 22:01:01,012 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:01:01,014 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:01:01,014 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:01:01,015 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:01:01,015 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:01:00" (3/3) ... [2023-11-06 22:01:01,019 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-06 22:01:01,023 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thr1 [2023-11-06 22:01:01,030 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-06 22:01:01,030 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-06 22:01:01,031 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-06 22:01:01,031 INFO L939 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-06 22:01:01,090 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.graphml [2023-11-06 22:01:01,090 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/witness.graphml.yaml [2023-11-06 22:01:01,090 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:01:01,092 INFO L158 Benchmark]: Toolchain (without parser) took 1567.15ms. Allocated memory is still 159.4MB. Free memory was 127.4MB in the beginning and 82.9MB in the end (delta: 44.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,093 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 111.1MB. Free memory was 59.4MB in the beginning and 59.2MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:01:01,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.56ms. Allocated memory is still 159.4MB. Free memory was 126.9MB in the beginning and 107.1MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,095 INFO L158 Benchmark]: Boogie Procedure Inliner took 90.90ms. Allocated memory is still 159.4MB. Free memory was 107.1MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,095 INFO L158 Benchmark]: Boogie Preprocessor took 65.76ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 103.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,096 INFO L158 Benchmark]: RCFGBuilder took 547.38ms. Allocated memory is still 159.4MB. Free memory was 103.9MB in the beginning and 88.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,097 INFO L158 Benchmark]: TraceAbstraction took 40.38ms. Allocated memory is still 159.4MB. Free memory was 87.7MB in the beginning and 85.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,097 INFO L158 Benchmark]: Witness Printer took 76.39ms. Allocated memory is still 159.4MB. Free memory was 85.5MB in the beginning and 82.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-06 22:01:01,101 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 111.1MB. Free memory was 59.4MB in the beginning and 59.2MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.56ms. Allocated memory is still 159.4MB. Free memory was 126.9MB in the beginning and 107.1MB in the end (delta: 19.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 90.90ms. Allocated memory is still 159.4MB. Free memory was 107.1MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.76ms. Allocated memory is still 159.4MB. Free memory was 105.0MB in the beginning and 103.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.38ms. Allocated memory is still 159.4MB. Free memory was 103.9MB in the beginning and 88.2MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 40.38ms. Allocated memory is still 159.4MB. Free memory was 87.7MB in the beginning and 85.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 76.39ms. Allocated memory is still 159.4MB. Free memory was 85.5MB in the beginning and 82.9MB in the end (delta: 2.6MB). 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! [2023-11-06 22:01:01,124 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5110936-ae5c-4683-8669-3a9282084e7f/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE