./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 03:13:52,199 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:13:52,288 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-28 03:13:52,295 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:13:52,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:13:52,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:13:52,325 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:13:52,325 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:13:52,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:13:52,325 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:13:52,326 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:13:52,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:13:52,326 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:13:52,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:13:52,326 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:13:52,326 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:13:52,327 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:13:52,328 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:13:52,328 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:13:52,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:52,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:13:52,329 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:13:52,329 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:13:52,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:52,329 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:13:52,330 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:13:52,331 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:13:52,331 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 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 -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2024-11-28 03:13:52,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:13:52,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:13:52,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:13:52,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:13:52,720 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:13:52,721 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2024-11-28 03:13:55,901 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/data/f355e1353/23aea509b11c4e218faa8f0d34e01100/FLAG5c7c12dc0 [2024-11-28 03:13:56,268 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:13:56,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2024-11-28 03:13:56,286 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/data/f355e1353/23aea509b11c4e218faa8f0d34e01100/FLAG5c7c12dc0 [2024-11-28 03:13:56,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/data/f355e1353/23aea509b11c4e218faa8f0d34e01100 [2024-11-28 03:13:56,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:13:56,491 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:13:56,492 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:13:56,492 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:13:56,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:13:56,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:56" (1/1) ... [2024-11-28 03:13:56,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50e4c421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:56, skipping insertion in model container [2024-11-28 03:13:56,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:13:56" (1/1) ... [2024-11-28 03:13:56,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:13:56,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:13:56,945 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:13:57,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:13:57,047 INFO L204 MainTranslator]: Completed translation [2024-11-28 03:13:57,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57 WrapperNode [2024-11-28 03:13:57,048 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 03:13:57,049 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 03:13:57,049 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 03:13:57,049 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 03:13:57,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,103 INFO L138 Inliner]: procedures = 172, calls = 31, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 140 [2024-11-28 03:13:57,103 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 03:13:57,104 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 03:13:57,104 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 03:13:57,108 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 03:13:57,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,119 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,126 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,133 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,136 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 03:13:57,137 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 03:13:57,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 03:13:57,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 03:13:57,139 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (1/1) ... [2024-11-28 03:13:57,154 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:13:57,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 03:13:57,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 03:13:57,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 03:13:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-28 03:13:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 03:13:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2024-11-28 03:13:57,251 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2024-11-28 03:13:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-28 03:13:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-28 03:13:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 03:13:57,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 03:13:57,251 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-11-28 03:13:57,252 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-11-28 03:13:57,254 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-28 03:13:57,435 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 03:13:57,437 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 03:13:57,717 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-28 03:13:57,717 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 03:13:57,927 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 03:13:57,927 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 03:13:57,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:57 BoogieIcfgContainer [2024-11-28 03:13:57,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 03:13:57,931 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 03:13:57,931 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 03:13:57,937 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 03:13:57,938 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 03:13:56" (1/3) ... [2024-11-28 03:13:57,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2a90cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:13:57, skipping insertion in model container [2024-11-28 03:13:57,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:13:57" (2/3) ... [2024-11-28 03:13:57,939 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f2a90cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 03:13:57, skipping insertion in model container [2024-11-28 03:13:57,939 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:57" (3/3) ... [2024-11-28 03:13:57,941 INFO L128 eAbstractionObserver]: Analyzing ICFG read_write_lock-2.i [2024-11-28 03:13:57,963 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 03:13:57,965 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG read_write_lock-2.i that has 3 procedures, 87 locations, 1 initial locations, 0 loop locations, and 14 error locations. [2024-11-28 03:13:57,965 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-28 03:13:58,084 INFO L143 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-11-28 03:13:58,150 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 137 places, 128 transitions, 284 flow [2024-11-28 03:13:58,262 INFO L124 PetriNetUnfolderBase]: 4/124 cut-off events. [2024-11-28 03:13:58,265 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-28 03:13:58,275 INFO L83 FinitePrefix]: Finished finitePrefix Result has 141 conditions, 124 events. 4/124 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 237 event pairs, 0 based on Foata normal form. 0/92 useless extension candidates. Maximal degree in co-relation 102. Up to 2 conditions per place. [2024-11-28 03:13:58,275 INFO L82 GeneralOperation]: Start removeDead. Operand has 137 places, 128 transitions, 284 flow [2024-11-28 03:13:58,284 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 128 places, 119 transitions, 259 flow [2024-11-28 03:13:58,300 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 03:13:58,322 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4defd94c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 03:13:58,322 INFO L334 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2024-11-28 03:13:58,339 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-28 03:13:58,339 INFO L124 PetriNetUnfolderBase]: 0/22 cut-off events. [2024-11-28 03:13:58,340 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-28 03:13:58,340 INFO L198 CegarLoopForPetriNet]: Found error trace [2024-11-28 03:13:58,341 INFO L206 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 03:13:58,341 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting writerErr0ASSERT_VIOLATIONDATA_RACE === [readerErr0ASSERT_VIOLATIONDATA_RACE, readerErr1ASSERT_VIOLATIONDATA_RACE, readerErr2ASSERT_VIOLATIONDATA_RACE, readerErr3ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2024-11-28 03:13:58,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 03:13:58,351 INFO L85 PathProgramCache]: Analyzing trace with hash -769987644, now seen corresponding path program 1 times [2024-11-28 03:13:58,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 03:13:58,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332201857] [2024-11-28 03:13:58,363 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 03:13:58,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 03:13:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 03:13:58,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 03:13:58,617 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 03:13:58,617 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332201857] [2024-11-28 03:13:58,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332201857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 03:13:58,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 03:13:58,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-28 03:13:58,620 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949899628] [2024-11-28 03:13:58,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 03:13:58,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 03:13:58,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 03:13:58,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 03:13:58,664 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 03:13:58,666 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 68 out of 128 [2024-11-28 03:13:58,669 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 128 places, 119 transitions, 259 flow. Second operand has 2 states, 2 states have (on average 69.0) internal successors, (138), 2 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:13:58,669 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-28 03:13:58,669 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 68 of 128 [2024-11-28 03:13:58,670 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-28 03:14:00,175 INFO L124 PetriNetUnfolderBase]: 3363/6301 cut-off events. [2024-11-28 03:14:00,175 INFO L125 PetriNetUnfolderBase]: For 1053/1053 co-relation queries the response was YES. [2024-11-28 03:14:00,203 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11780 conditions, 6301 events. 3363/6301 cut-off events. For 1053/1053 co-relation queries the response was YES. Maximal size of possible extension queue 320. Compared 48271 event pairs, 3363 based on Foata normal form. 628/6707 useless extension candidates. Maximal degree in co-relation 11450. Up to 4848 conditions per place. [2024-11-28 03:14:00,210 INFO L140 encePairwiseOnDemand]: 96/128 looper letters, 0 selfloop transitions, 0 changer transitions 85/85 dead transitions. [2024-11-28 03:14:00,210 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 99 places, 85 transitions, 245 flow [2024-11-28 03:14:00,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 03:14:00,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-28 03:14:00,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 195 transitions. [2024-11-28 03:14:00,228 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.76171875 [2024-11-28 03:14:00,230 INFO L175 Difference]: Start difference. First operand has 128 places, 119 transitions, 259 flow. Second operand 2 states and 195 transitions. [2024-11-28 03:14:00,231 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 99 places, 85 transitions, 245 flow [2024-11-28 03:14:00,243 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 92 places, 85 transitions, 232 flow, removed 0 selfloop flow, removed 7 redundant places. [2024-11-28 03:14:00,247 INFO L231 Difference]: Finished difference. Result has 92 places, 0 transitions, 0 flow [2024-11-28 03:14:00,250 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=128, PETRI_DIFFERENCE_MINUEND_FLOW=178, PETRI_DIFFERENCE_MINUEND_PLACES=91, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=85, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=85, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=92, PETRI_TRANSITIONS=0} [2024-11-28 03:14:00,256 INFO L279 CegarLoopForPetriNet]: 128 programPoint places, -36 predicate places. [2024-11-28 03:14:00,257 INFO L471 AbstractCegarLoop]: Abstraction has has 92 places, 0 transitions, 0 flow [2024-11-28 03:14:00,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 69.0) internal successors, (138), 2 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 03:14:00,263 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE (45 of 46 remaining) [2024-11-28 03:14:00,264 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE (44 of 46 remaining) [2024-11-28 03:14:00,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE (43 of 46 remaining) [2024-11-28 03:14:00,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr3ASSERT_VIOLATIONDATA_RACE (42 of 46 remaining) [2024-11-28 03:14:00,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr4ASSERT_VIOLATIONDATA_RACE (41 of 46 remaining) [2024-11-28 03:14:00,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr5ASSERT_VIOLATIONDATA_RACE (40 of 46 remaining) [2024-11-28 03:14:00,267 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr6ASSERT_VIOLATIONDATA_RACE (39 of 46 remaining) [2024-11-28 03:14:00,267 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr7ASSERT_VIOLATIONDATA_RACE (38 of 46 remaining) [2024-11-28 03:14:00,267 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr8ASSERT_VIOLATIONDATA_RACE (37 of 46 remaining) [2024-11-28 03:14:00,267 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (36 of 46 remaining) [2024-11-28 03:14:00,267 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (35 of 46 remaining) [2024-11-28 03:14:00,267 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (34 of 46 remaining) [2024-11-28 03:14:00,268 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (33 of 46 remaining) [2024-11-28 03:14:00,268 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE (32 of 46 remaining) [2024-11-28 03:14:00,269 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE (31 of 46 remaining) [2024-11-28 03:14:00,269 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE (30 of 46 remaining) [2024-11-28 03:14:00,269 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr3ASSERT_VIOLATIONDATA_RACE (29 of 46 remaining) [2024-11-28 03:14:00,269 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr4ASSERT_VIOLATIONDATA_RACE (28 of 46 remaining) [2024-11-28 03:14:00,270 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE (27 of 46 remaining) [2024-11-28 03:14:00,270 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE (26 of 46 remaining) [2024-11-28 03:14:00,270 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE (25 of 46 remaining) [2024-11-28 03:14:00,270 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr3ASSERT_VIOLATIONDATA_RACE (24 of 46 remaining) [2024-11-28 03:14:00,270 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr4ASSERT_VIOLATIONDATA_RACE (23 of 46 remaining) [2024-11-28 03:14:00,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr5ASSERT_VIOLATIONDATA_RACE (22 of 46 remaining) [2024-11-28 03:14:00,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr6ASSERT_VIOLATIONDATA_RACE (21 of 46 remaining) [2024-11-28 03:14:00,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr7ASSERT_VIOLATIONDATA_RACE (20 of 46 remaining) [2024-11-28 03:14:00,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr8ASSERT_VIOLATIONDATA_RACE (19 of 46 remaining) [2024-11-28 03:14:00,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr0ASSERT_VIOLATIONDATA_RACE (18 of 46 remaining) [2024-11-28 03:14:00,271 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr1ASSERT_VIOLATIONDATA_RACE (17 of 46 remaining) [2024-11-28 03:14:00,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr2ASSERT_VIOLATIONDATA_RACE (16 of 46 remaining) [2024-11-28 03:14:00,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr3ASSERT_VIOLATIONDATA_RACE (15 of 46 remaining) [2024-11-28 03:14:00,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr4ASSERT_VIOLATIONDATA_RACE (14 of 46 remaining) [2024-11-28 03:14:00,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr5ASSERT_VIOLATIONDATA_RACE (13 of 46 remaining) [2024-11-28 03:14:00,272 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr6ASSERT_VIOLATIONDATA_RACE (12 of 46 remaining) [2024-11-28 03:14:00,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr7ASSERT_VIOLATIONDATA_RACE (11 of 46 remaining) [2024-11-28 03:14:00,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location readerErr8ASSERT_VIOLATIONDATA_RACE (10 of 46 remaining) [2024-11-28 03:14:00,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE (9 of 46 remaining) [2024-11-28 03:14:00,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE (8 of 46 remaining) [2024-11-28 03:14:00,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE (7 of 46 remaining) [2024-11-28 03:14:00,273 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr3ASSERT_VIOLATIONDATA_RACE (6 of 46 remaining) [2024-11-28 03:14:00,274 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr4ASSERT_VIOLATIONDATA_RACE (5 of 46 remaining) [2024-11-28 03:14:00,274 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr0ASSERT_VIOLATIONDATA_RACE (4 of 46 remaining) [2024-11-28 03:14:00,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr1ASSERT_VIOLATIONDATA_RACE (3 of 46 remaining) [2024-11-28 03:14:00,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr2ASSERT_VIOLATIONDATA_RACE (2 of 46 remaining) [2024-11-28 03:14:00,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr3ASSERT_VIOLATIONDATA_RACE (1 of 46 remaining) [2024-11-28 03:14:00,275 INFO L782 garLoopResultBuilder]: Registering result SAFE for location writerErr4ASSERT_VIOLATIONDATA_RACE (0 of 46 remaining) [2024-11-28 03:14:00,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 03:14:00,276 INFO L422 BasicCegarLoop]: Path program histogram: [1] [2024-11-28 03:14:00,286 INFO L241 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-28 03:14:00,286 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 03:14:00,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 03:14:00 BasicIcfg [2024-11-28 03:14:00,297 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 03:14:00,298 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 03:14:00,298 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 03:14:00,298 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 03:14:00,299 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 03:13:57" (3/4) ... [2024-11-28 03:14:00,302 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 03:14:00,305 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reader [2024-11-28 03:14:00,307 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure writer [2024-11-28 03:14:00,312 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-28 03:14:00,313 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 03:14:00,313 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-28 03:14:00,313 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 03:14:00,418 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 03:14:00,418 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 03:14:00,418 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 03:14:00,419 INFO L158 Benchmark]: Toolchain (without parser) took 3928.85ms. Allocated memory is still 142.6MB. Free memory was 115.9MB in the beginning and 39.6MB in the end (delta: 76.4MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2024-11-28 03:14:00,420 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:00,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.09ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 95.7MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:14:00,421 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.11ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 93.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:00,421 INFO L158 Benchmark]: Boogie Preprocessor took 32.49ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 996.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:00,421 INFO L158 Benchmark]: RCFGBuilder took 790.77ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 70.1MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 03:14:00,422 INFO L158 Benchmark]: TraceAbstraction took 2366.65ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 43.5MB in the end (delta: 25.9MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2024-11-28 03:14:00,422 INFO L158 Benchmark]: Witness Printer took 120.52ms. Allocated memory is still 142.6MB. Free memory was 43.5MB in the beginning and 39.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 03:14:00,425 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 73.3MB in the beginning and 73.1MB in the end (delta: 146.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.09ms. Allocated memory is still 142.6MB. Free memory was 115.7MB in the beginning and 95.7MB in the end (delta: 20.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.11ms. Allocated memory is still 142.6MB. Free memory was 95.7MB in the beginning and 93.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.49ms. Allocated memory is still 142.6MB. Free memory was 93.8MB in the beginning and 92.8MB in the end (delta: 996.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 790.77ms. Allocated memory is still 142.6MB. Free memory was 92.8MB in the beginning and 70.1MB in the end (delta: 22.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2366.65ms. Allocated memory is still 142.6MB. Free memory was 69.4MB in the beginning and 43.5MB in the end (delta: 25.9MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Witness Printer took 120.52ms. Allocated memory is still 142.6MB. Free memory was 43.5MB in the beginning and 39.6MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 710]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 711]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 727]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 730]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 736]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 740]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 706]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 707]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 716]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 719]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 167 locations, 46 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 2.1s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 27 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=259occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-28 03:14:00,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95d6d93e-d0ab-4afb-9cd8-f2183b9506bc/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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