./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for data races
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC --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 f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 22:51:19,343 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 22:51:19,439 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-DataRace-32bit-Automizer_Default.epf
[2024-11-23 22:51:19,445 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 22:51:19,449 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 22:51:19,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 22:51:19,507 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 22:51:19,507 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 22:51:19,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 22:51:19,508 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 22:51:19,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 22:51:19,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 22:51:19,508 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 22:51:19,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 22:51:19,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 22:51:19,509 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 22:51:19,509 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 22:51:19,511 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 22:51:19,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 22:51:19,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 22:51:19,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 22:51:19,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 22:51:19,512 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true
[2024-11-23 22:51:19,513 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 22:51:19,513 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 22:51:19,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 22:51:19,513 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 22:51:19,514 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 22:51:19,515 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 22:51:19,515 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:51:19,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 22:51:19,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:51:19,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 22:51:19,516 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:51:19,517 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 22:51:19,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:51:19,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 22:51:19,517 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 22:51:19,517 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 22:51:19,517 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 22:51:19,518 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 22:51:19,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 22:51:19,518 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 22:51:19,518 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 22:51:19,519 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 22:51:19,519 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 22:51:19,519 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_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC
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 -> f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca
[2024-11-23 22:51:19,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 22:51:19,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 22:51:19,989 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 22:51:19,990 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 22:51:19,991 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 22:51:19,992 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i
[2024-11-23 22:51:23,756 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/data/2ee28e7f5/700b7c82e2f5414b93ebd00db012db51/FLAG74bd71f99
[2024-11-23 22:51:24,155 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 22:51:24,156 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/sv-benchmarks/c/pthread-wmm/mix036_power.opt_rmo.opt.i
[2024-11-23 22:51:24,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/data/2ee28e7f5/700b7c82e2f5414b93ebd00db012db51/FLAG74bd71f99
[2024-11-23 22:51:24,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/data/2ee28e7f5/700b7c82e2f5414b93ebd00db012db51
[2024-11-23 22:51:24,233 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 22:51:24,235 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 22:51:24,238 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 22:51:24,239 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 22:51:24,246 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 22:51:24,247 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:51:24" (1/1) ...
[2024-11-23 22:51:24,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c167ee8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:24, skipping insertion in model container
[2024-11-23 22:51:24,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:51:24" (1/1) ...
[2024-11-23 22:51:24,310 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 22:51:24,905 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:51:24,921 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 22:51:25,040 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:51:25,088 INFO L204 MainTranslator]: Completed translation
[2024-11-23 22:51:25,089 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25 WrapperNode
[2024-11-23 22:51:25,089 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 22:51:25,091 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 22:51:25,091 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 22:51:25,091 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 22:51:25,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,169 INFO L138 Inliner]: procedures = 176, calls = 56, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 508
[2024-11-23 22:51:25,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 22:51:25,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 22:51:25,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 22:51:25,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 22:51:25,182 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,190 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,223 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,251 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,266 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 22:51:25,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 22:51:25,267 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 22:51:25,268 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 22:51:25,269 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (1/1) ...
[2024-11-23 22:51:25,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:51:25,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:51:25,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 22:51:25,332 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db366360-9c2b-4a0e-8601-ac5fbaadce18/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 22:51:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin
[2024-11-23 22:51:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 22:51:25,368 INFO L130 BoogieDeclarations]: Found specification of procedure P0
[2024-11-23 22:51:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P0
[2024-11-23 22:51:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure P1
[2024-11-23 22:51:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P1
[2024-11-23 22:51:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure P2
[2024-11-23 22:51:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P2
[2024-11-23 22:51:25,369 INFO L130 BoogieDeclarations]: Found specification of procedure P3
[2024-11-23 22:51:25,369 INFO L138 BoogieDeclarations]: Found implementation of procedure P3
[2024-11-23 22:51:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int
[2024-11-23 22:51:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end
[2024-11-23 22:51:25,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 22:51:25,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 22:51:25,373 WARN L203 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement.
[2024-11-23 22:51:25,654 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 22:51:25,656 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 22:51:27,819 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program.
[2024-11-23 22:51:27,820 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 22:51:34,052 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 22:51:34,053 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-23 22:51:34,054 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:34 BoogieIcfgContainer
[2024-11-23 22:51:34,055 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 22:51:34,059 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 22:51:34,060 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 22:51:34,067 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 22:51:34,067 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:51:24" (1/3) ...
[2024-11-23 22:51:34,068 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d257bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:34, skipping insertion in model container
[2024-11-23 22:51:34,069 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:51:25" (2/3) ...
[2024-11-23 22:51:34,070 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d257bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:51:34, skipping insertion in model container
[2024-11-23 22:51:34,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:51:34" (3/3) ...
[2024-11-23 22:51:34,072 INFO L128 eAbstractionObserver]: Analyzing ICFG mix036_power.opt_rmo.opt.i
[2024-11-23 22:51:34,097 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 22:51:34,099 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG mix036_power.opt_rmo.opt.i that has 5 procedures, 362 locations, 1 initial locations, 0 loop locations, and 229 error locations.
[2024-11-23 22:51:34,103 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances.
[2024-11-23 22:51:34,594 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions.
[2024-11-23 22:51:34,676 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 374 places, 364 transitions, 744 flow
[2024-11-23 22:51:35,051 INFO L124 PetriNetUnfolderBase]: 3/360 cut-off events.
[2024-11-23 22:51:35,056 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 22:51:35,080 INFO L83 FinitePrefix]: Finished finitePrefix Result has 373 conditions, 360 events. 3/360 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 98. Compared 1810 event pairs, 0 based on Foata normal form. 0/128 useless extension candidates. Maximal degree in co-relation 320. Up to 2 conditions per place.
[2024-11-23 22:51:35,080 INFO L82 GeneralOperation]: Start removeDead. Operand has 374 places, 364 transitions, 744 flow
[2024-11-23 22:51:35,123 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 370 places, 360 transitions, 732 flow
[2024-11-23 22:51:35,142 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 22:51:35,164 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;@798cd4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 22:51:35,166 INFO L334 AbstractCegarLoop]: Starting to check reachability of 424 error locations.
[2024-11-23 22:51:35,192 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder.
[2024-11-23 22:51:35,192 INFO L124 PetriNetUnfolderBase]: 0/49 cut-off events.
[2024-11-23 22:51:35,192 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 22:51:35,193 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 22:51:35,195 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:51:35,196 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 420 more)] ===
[2024-11-23 22:51:35,203 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:51:35,205 INFO L85 PathProgramCache]: Analyzing trace with hash 1747688848, now seen corresponding path program 1 times
[2024-11-23 22:51:35,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 22:51:35,217 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778584278]
[2024-11-23 22:51:35,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:51:35,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:51:35,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:51:35,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 22:51:35,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 22:51:35,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778584278]
[2024-11-23 22:51:35,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778584278] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:51:35,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 22:51:35,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-23 22:51:35,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429458481]
[2024-11-23 22:51:35,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:51:35,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-23 22:51:35,618 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 22:51:35,646 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-23 22:51:35,647 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 22:51:35,650 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 110 out of 364
[2024-11-23 22:51:35,655 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 370 places, 360 transitions, 732 flow. Second operand has 2 states, 2 states have (on average 111.0) internal successors, (222), 2 states have internal predecessors, (222), 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)
[2024-11-23 22:51:35,655 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 22:51:35,656 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 110 of 364
[2024-11-23 22:51:35,658 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 22:51:48,188 INFO L124 PetriNetUnfolderBase]: 6724/18854 cut-off events.
[2024-11-23 22:51:48,188 INFO L125 PetriNetUnfolderBase]: For 101/101 co-relation queries the response was YES.
[2024-11-23 22:51:48,266 INFO L83 FinitePrefix]: Finished finitePrefix Result has 28126 conditions, 18854 events. 6724/18854 cut-off events. For 101/101 co-relation queries the response was YES. Maximal size of possible extension queue 783. Compared 224391 event pairs, 6724 based on Foata normal form. 1631/19206 useless extension candidates. Maximal degree in co-relation 28071. Up to 9065 conditions per place.
[2024-11-23 22:51:48,376 INFO L140 encePairwiseOnDemand]: 134/364 looper letters, 23 selfloop transitions, 0 changer transitions 0/128 dead transitions.
[2024-11-23 22:51:48,376 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 142 places, 128 transitions, 314 flow
[2024-11-23 22:51:48,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-23 22:51:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states.
[2024-11-23 22:51:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 473 transitions.
[2024-11-23 22:51:48,400 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.6497252747252747
[2024-11-23 22:51:48,403 INFO L175 Difference]: Start difference. First operand has 370 places, 360 transitions, 732 flow. Second operand 2 states and 473 transitions.
[2024-11-23 22:51:48,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 142 places, 128 transitions, 314 flow
[2024-11-23 22:51:48,414 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 138 places, 128 transitions, 310 flow, removed 0 selfloop flow, removed 4 redundant places.
[2024-11-23 22:51:48,419 INFO L231 Difference]: Finished difference. Result has 138 places, 128 transitions, 264 flow
[2024-11-23 22:51:48,423 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=364, PETRI_DIFFERENCE_MINUEND_FLOW=264, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=128, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=128, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=264, PETRI_PLACES=138, PETRI_TRANSITIONS=128}
[2024-11-23 22:51:48,432 INFO L279 CegarLoopForPetriNet]: 370 programPoint places, -232 predicate places.
[2024-11-23 22:51:48,432 INFO L471 AbstractCegarLoop]: Abstraction has has 138 places, 128 transitions, 264 flow
[2024-11-23 22:51:48,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 111.0) internal successors, (222), 2 states have internal predecessors, (222), 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)
[2024-11-23 22:51:48,433 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 22:51:48,433 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:51:48,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-23 22:51:48,433 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 420 more)] ===
[2024-11-23 22:51:48,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:51:48,437 INFO L85 PathProgramCache]: Analyzing trace with hash -2135820359, now seen corresponding path program 1 times
[2024-11-23 22:51:48,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 22:51:48,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610135808]
[2024-11-23 22:51:48,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:51:48,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:51:48,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:51:48,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 22:51:48,696 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 22:51:48,697 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610135808]
[2024-11-23 22:51:48,697 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610135808] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:51:48,697 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 22:51:48,697 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 22:51:48,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81010734]
[2024-11-23 22:51:48,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:51:48,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 22:51:48,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 22:51:48,701 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 22:51:48,701 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 22:51:48,706 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 364
[2024-11-23 22:51:48,706 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 138 places, 128 transitions, 264 flow. Second operand has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 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)
[2024-11-23 22:51:48,707 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 22:51:48,707 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 364
[2024-11-23 22:51:48,707 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand
[2024-11-23 22:51:58,976 INFO L124 PetriNetUnfolderBase]: 10260/27213 cut-off events.
[2024-11-23 22:51:58,976 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES.
[2024-11-23 22:51:59,036 INFO L83 FinitePrefix]: Finished finitePrefix Result has 41138 conditions, 27213 events. 10260/27213 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 786. Compared 316893 event pairs, 3188 based on Foata normal form. 0/25491 useless extension candidates. Maximal degree in co-relation 41135. Up to 9312 conditions per place.
[2024-11-23 22:51:59,150 INFO L140 encePairwiseOnDemand]: 362/364 looper letters, 40 selfloop transitions, 1 changer transitions 0/143 dead transitions.
[2024-11-23 22:51:59,151 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 139 places, 143 transitions, 376 flow
[2024-11-23 22:51:59,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-23 22:51:59,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states.
[2024-11-23 22:51:59,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 363 transitions.
[2024-11-23 22:51:59,154 INFO L514 CegarLoopForPetriNet]: DFA transition density 0.3324175824175824
[2024-11-23 22:51:59,154 INFO L175 Difference]: Start difference. First operand has 138 places, 128 transitions, 264 flow. Second operand 3 states and 363 transitions.
[2024-11-23 22:51:59,154 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 139 places, 143 transitions, 376 flow
[2024-11-23 22:51:59,156 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 139 places, 143 transitions, 376 flow, removed 0 selfloop flow, removed 0 redundant places.
[2024-11-23 22:51:59,160 INFO L231 Difference]: Finished difference. Result has 139 places, 127 transitions, 264 flow
[2024-11-23 22:51:59,161 INFO L262 CegarLoopForPetriNet]: {PETRI_ALPHABET=364, PETRI_DIFFERENCE_MINUEND_FLOW=262, PETRI_DIFFERENCE_MINUEND_PLACES=137, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=127, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=126, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=264, PETRI_PLACES=139, PETRI_TRANSITIONS=127}
[2024-11-23 22:51:59,162 INFO L279 CegarLoopForPetriNet]: 370 programPoint places, -231 predicate places.
[2024-11-23 22:51:59,162 INFO L471 AbstractCegarLoop]: Abstraction has has 139 places, 127 transitions, 264 flow
[2024-11-23 22:51:59,163 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 109.33333333333333) internal successors, (328), 3 states have internal predecessors, (328), 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)
[2024-11-23 22:51:59,163 INFO L198 CegarLoopForPetriNet]: Found error trace
[2024-11-23 22:51:59,163 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:51:59,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 22:51:59,164 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 420 more)] ===
[2024-11-23 22:51:59,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:51:59,166 INFO L85 PathProgramCache]: Analyzing trace with hash -310911431, now seen corresponding path program 1 times
[2024-11-23 22:51:59,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 22:51:59,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [858762092]
[2024-11-23 22:51:59,167 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:51:59,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:51:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:51:59,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 22:51:59,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 22:51:59,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [858762092]
[2024-11-23 22:51:59,473 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [858762092] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:51:59,473 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 22:51:59,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 22:51:59,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803998223]
[2024-11-23 22:51:59,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:51:59,477 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-23 22:51:59,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 22:51:59,478 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-23 22:51:59,478 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-23 22:51:59,490 INFO L469 CegarLoopForPetriNet]: Number of universal loopers: 107 out of 364
[2024-11-23 22:51:59,491 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 139 places, 127 transitions, 264 flow. Second operand has 3 states, 3 states have (on average 110.0) internal successors, (330), 3 states have internal predecessors, (330), 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)
[2024-11-23 22:51:59,492 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user.
[2024-11-23 22:51:59,492 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 107 of 364
[2024-11-23 22:51:59,492 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand