./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d6003483da8ad7192acf961571797960398ac6b188954f23484dd2dbf22e0c27 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:42:20,792 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:42:20,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-11-21 19:42:20,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:42:20,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:42:20,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:42:20,966 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:42:20,967 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:42:20,968 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:42:20,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:42:20,973 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:42:20,974 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:42:20,974 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:42:20,976 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:42:20,976 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:42:20,977 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:42:20,977 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:42:20,977 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:42:20,978 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:42:20,978 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:42:20,980 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:42:20,981 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:42:20,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:42:20,982 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:42:20,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:42:20,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:42:20,983 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:42:20,983 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:42:20,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:42:20,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:42:20,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:42:20,985 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 19:42:20,985 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 19:42:20,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:42:20,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:42:20,986 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:42:20,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:42:20,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:42:20,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:42:20,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:42:20,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:42:20,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:42:20,988 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:42:20,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:42:20,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:42:20,989 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:42:20,989 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:42:20,989 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:42:20,990 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d6003483da8ad7192acf961571797960398ac6b188954f23484dd2dbf22e0c27 [2023-11-21 19:42:21,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:42:21,330 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:42:21,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:42:21,335 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:42:21,335 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:42:21,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i [2023-11-21 19:42:24,294 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:42:24,646 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:42:24,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/sv-benchmarks/c/pthread-wmm/safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i [2023-11-21 19:42:24,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/data/b0c4f61d7/5c2f1c23f27f4ecdaf5f2305f7967019/FLAG511e9d22c [2023-11-21 19:42:24,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/data/b0c4f61d7/5c2f1c23f27f4ecdaf5f2305f7967019 [2023-11-21 19:42:24,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:42:24,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:42:24,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:42:24,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:42:24,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:42:24,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:42:24" (1/1) ... [2023-11-21 19:42:24,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bd0943b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:24, skipping insertion in model container [2023-11-21 19:42:24,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:42:24" (1/1) ... [2023-11-21 19:42:24,758 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:42:25,216 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:42:25,228 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:42:25,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:42:25,360 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:42:25,360 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:42:25,367 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:42:25,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25 WrapperNode [2023-11-21 19:42:25,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:42:25,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:42:25,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:42:25,369 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:42:25,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,435 INFO L138 Inliner]: procedures = 176, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 319 [2023-11-21 19:42:25,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:42:25,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:42:25,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:42:25,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:42:25,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,495 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,506 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,517 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:42:25,518 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:42:25,518 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:42:25,519 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:42:25,519 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (1/1) ... [2023-11-21 19:42:25,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:42:25,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:42:25,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:42:25,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e33775c-914e-41ed-a20d-b73cf273c7e2/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:42:25,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 19:42:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 19:42:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 19:42:25,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:42:25,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 19:42:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 19:42:25,655 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 19:42:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 19:42:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 19:42:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 19:42:25,656 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 19:42:25,656 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 19:42:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:42:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 19:42:25,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:42:25,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:42:25,661 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 19:42:25,927 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:42:25,930 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:42:27,219 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:42:40,523 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:42:40,523 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 19:42:40,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:42:40 BoogieIcfgContainer [2023-11-21 19:42:40,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:42:40,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:42:40,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:42:40,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:42:40,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:42:24" (1/3) ... [2023-11-21 19:42:40,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79bffdea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:42:40, skipping insertion in model container [2023-11-21 19:42:40,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:42:25" (2/3) ... [2023-11-21 19:42:40,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79bffdea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:42:40, skipping insertion in model container [2023-11-21 19:42:40,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:42:40" (3/3) ... [2023-11-21 19:42:40,536 INFO L112 eAbstractionObserver]: Analyzing ICFG safe007_rmo.oepc_rmo.opt-thin001_rmo.oepc_rmo.opt.i [2023-11-21 19:42:40,548 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 19:42:40,562 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:42:40,562 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 183 error locations. [2023-11-21 19:42:40,563 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-21 19:42:41,182 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-21 19:42:41,226 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 328 places, 321 transitions, 654 flow