./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/pthread/queue_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/queue_ok.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 05:08:53,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 05:08:53,332 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2025-02-08 05:08:53,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 05:08:53,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 05:08:53,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 05:08:53,363 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 05:08:53,363 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 05:08:53,363 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 05:08:53,363 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 05:08:53,364 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 05:08:53,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 05:08:53,364 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 05:08:53,365 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:08:53,365 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 05:08:53,365 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 05:08:53,366 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 05:08:53,366 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 05:08:53,366 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 05:08:53,366 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 05:08:53,366 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 05:08:53,366 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2025-02-08 05:08:53,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 05:08:53,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 05:08:53,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 05:08:53,703 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 05:08:53,703 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 05:08:53,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok.i [2025-02-08 05:08:54,881 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cd12d8c10/cad75681b3114c75a18affe6277bc327/FLAGd5db703d1 [2025-02-08 05:08:55,295 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 05:08:55,295 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i [2025-02-08 05:08:55,324 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cd12d8c10/cad75681b3114c75a18affe6277bc327/FLAGd5db703d1 [2025-02-08 05:08:55,352 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/cd12d8c10/cad75681b3114c75a18affe6277bc327 [2025-02-08 05:08:55,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 05:08:55,355 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 05:08:55,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 05:08:55,362 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 05:08:55,369 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 05:08:55,370 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,377 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@720626c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55, skipping insertion in model container [2025-02-08 05:08:55,377 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,430 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 05:08:55,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:08:55,812 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 05:08:55,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:08:55,917 INFO L204 MainTranslator]: Completed translation [2025-02-08 05:08:55,918 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55 WrapperNode [2025-02-08 05:08:55,918 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 05:08:55,919 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 05:08:55,920 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 05:08:55,920 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 05:08:55,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,964 INFO L138 Inliner]: procedures = 274, calls = 94, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 409 [2025-02-08 05:08:55,964 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 05:08:55,965 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 05:08:55,965 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 05:08:55,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 05:08:55,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,975 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,994 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:55,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:56,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:56,001 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:56,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 05:08:56,008 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 05:08:56,008 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 05:08:56,008 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 05:08:56,009 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (1/1) ... [2025-02-08 05:08:56,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:08:56,028 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 05:08:56,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 05:08:56,044 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 05:08:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2025-02-08 05:08:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2025-02-08 05:08:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2025-02-08 05:08:56,058 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2025-02-08 05:08:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-02-08 05:08:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2025-02-08 05:08:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2025-02-08 05:08:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-02-08 05:08:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 05:08:56,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2025-02-08 05:08:56,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 05:08:56,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 05:08:56,059 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 05:08:56,174 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 05:08:56,177 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 05:08:56,426 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1051: #pthreadsMutex := #pthreadsMutex[~#m~0.base,~#m~0.offset := 0]; [2025-02-08 05:08:56,426 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-08 05:08:56,426 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052: havoc main_#t~nondet79#1; [2025-02-08 05:08:56,426 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-1: havoc main_#t~pre78#1; [2025-02-08 05:08:56,426 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-2: fork main_#t~pre78#1, 0 t1(~#queue~0.base, ~#queue~0.offset); [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-3: main_~id1~0#1 := main_#t~pre78#1; [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-4: #pthreadsForks := 1 + #pthreadsForks; [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-5: main_#t~pre78#1 := #pthreadsForks; [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053: havoc main_#t~nondet81#1; [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-1: havoc main_#t~pre80#1; [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-2: fork main_#t~pre80#1, 0, 0 t2(~#queue~0.base, ~#queue~0.offset); [2025-02-08 05:08:56,427 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-3: main_~id2~0#1 := main_#t~pre80#1; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-4: #pthreadsForks := 1 + #pthreadsForks; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-5: main_#t~pre80#1 := #pthreadsForks; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume false; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume !false; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21-1: assume false; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1054: join main_~id1~0#1, 0; [2025-02-08 05:08:56,428 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1055: join main_~id2~0#1, 0, 0; [2025-02-08 05:08:56,429 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1056: main_#res#1 := 0; [2025-02-08 05:08:56,429 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1: havoc main_#t~nondet75#1, main_#t~nondet76#1, main_#t~ret77#1, main_#t~pre78#1, main_#t~nondet79#1, main_#t~pre80#1, main_#t~nondet81#1, main_~id1~0#1, main_~id2~0#1;assume { :end_inline_main } true; [2025-02-08 05:08:56,429 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1-1: #t~ret82#1 := main_#res#1; [2025-02-08 05:08:56,429 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048: assume -1 == (if 0 == main_#t~ret77#1 then 1 else 0); [2025-02-08 05:08:56,429 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048: assume !(-1 == (if 0 == main_#t~ret77#1 then 1 else 0)); [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-1: havoc main_#t~ret77#1; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-2: havoc main_#t~ret77#1; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-3: assume { :end_inline_empty } true;assume -2147483648 <= main_#t~ret77#1 && main_#t~ret77#1 <= 2147483647; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-4: havoc empty_#in~q#1.base, empty_#in~q#1.offset; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-5: havoc empty_#t~mem34#1, empty_#t~mem35#1, empty_#t~ret36#1, empty_~q#1.base, empty_~q#1.offset; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-6: main_#t~ret77#1 := empty_#res#1; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1049: assume { :end_inline_reach_error } true;assume false; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1049-1: havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:08:56,430 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1049-2: assume { :begin_inline_reach_error } true;havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:08:56,583 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1011-1: havoc #t~post63#1; [2025-02-08 05:08:56,583 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1011-2: ~i~0#1 := 1 + #t~post63#1; [2025-02-08 05:08:56,583 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1011-3: #t~post63#1 := ~i~0#1; [2025-02-08 05:08:56,583 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014: havoc #t~ret61#1; [2025-02-08 05:08:56,583 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-1: assume { :end_inline_enqueue } true;assume -2147483648 <= #t~ret61#1 && #t~ret61#1 <= 2147483647; [2025-02-08 05:08:56,583 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-2: havoc enqueue_#in~q#1.base, enqueue_#in~q#1.offset, enqueue_#in~x#1; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-3: havoc enqueue_#t~mem39#1, enqueue_#t~nondet40#1, enqueue_#t~mem41#1, enqueue_#t~post42#1, enqueue_#t~nondet43#1, enqueue_#t~mem44#1, enqueue_#t~nondet45#1, enqueue_#t~mem46#1, enqueue_#t~post47#1, enqueue_#t~nondet48#1, enqueue_~q#1.base, enqueue_~q#1.offset, enqueue_~x#1; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-4: #t~ret61#1 := enqueue_#res#1; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015: assume ((#race[~#stored_elements~0.base,~#stored_elements~0.offset + 4 * ~i~0#1] == #t~nondet62#1 && #race[~#stored_elements~0.base,1 + (~#stored_elements~0.offset + 4 * ~i~0#1)] == #t~nondet62#1) && #race[~#stored_elements~0.base,2 + (~#stored_elements~0.offset + 4 * ~i~0#1)] == #t~nondet62#1) && #race[~#stored_elements~0.base,3 + (~#stored_elements~0.offset + 4 * ~i~0#1)] == #t~nondet62#1; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015: assume !(((#race[~#stored_elements~0.base,~#stored_elements~0.offset + 4 * ~i~0#1] == #t~nondet62#1 && #race[~#stored_elements~0.base,1 + (~#stored_elements~0.offset + 4 * ~i~0#1)] == #t~nondet62#1) && #race[~#stored_elements~0.base,2 + (~#stored_elements~0.offset + 4 * ~i~0#1)] == #t~nondet62#1) && #race[~#stored_elements~0.base,3 + (~#stored_elements~0.offset + 4 * ~i~0#1)] == #t~nondet62#1); [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-1: havoc #t~nondet62#1; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-2: #race := #race[~#stored_elements~0.base,3 + (~#stored_elements~0.offset + 4 * ~i~0#1) := #t~nondet62#1]; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-3: #race := #race[~#stored_elements~0.base,2 + (~#stored_elements~0.offset + 4 * ~i~0#1) := #t~nondet62#1]; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-4: #race := #race[~#stored_elements~0.base,1 + (~#stored_elements~0.offset + 4 * ~i~0#1) := #t~nondet62#1]; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-5: #race := #race[~#stored_elements~0.base,~#stored_elements~0.offset + 4 * ~i~0#1 := #t~nondet62#1]; [2025-02-08 05:08:56,584 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-6: havoc #t~nondet62#1; [2025-02-08 05:08:56,585 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-7: SUMMARY for call write~int(~value~0#1, ~#stored_elements~0.base, ~#stored_elements~0.offset + 4 * ~i~0#1, 4); srcloc: null [2025-02-08 05:08:56,742 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume ((#race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1 && #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume !(((#race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1 && #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset] == dequeue_#t~nondet58#1); [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-1: #race := #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset := dequeue_#t~nondet58#1]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-2: #race := #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset := dequeue_#t~nondet58#1]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-3: #race := #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset := dequeue_#t~nondet58#1]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-4: #race := #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset := dequeue_#t~nondet58#1]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-5: havoc dequeue_#t~nondet58#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-6: SUMMARY for call write~int(1 + dequeue_#t~post57#1, dequeue_~q#1.base, 80 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-7: assume ((0 == #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-7: assume !(((0 == #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset]); [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-8: dequeue_#t~post57#1 := dequeue_#t~mem56#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L994: havoc dequeue_~x~0#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-9: #race := #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-10: #race := #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-11: #race := #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-12: #race := #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-13: SUMMARY for call dequeue_#t~mem56#1 := read~int(dequeue_~q#1.base, 80 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1003-1: dequeue_#res#1 := dequeue_~x~0#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995: havoc dequeue_#t~mem50#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-1: havoc dequeue_#t~mem49#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-2: assume ((0 == #race[dequeue_~q#1.base,dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1] && 0 == #race[dequeue_~q#1.base,1 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1)]) && 0 == #race[dequeue_~q#1.base,2 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1)]) && 0 == #race[dequeue_~q#1.base,3 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1)]; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-2: assume !(((0 == #race[dequeue_~q#1.base,dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1] && 0 == #race[dequeue_~q#1.base,1 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1)]) && 0 == #race[dequeue_~q#1.base,2 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1)]) && 0 == #race[dequeue_~q#1.base,3 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1)]); [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-3: dequeue_~x~0#1 := dequeue_#t~mem50#1; [2025-02-08 05:08:56,743 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-4: #race := #race[dequeue_~q#1.base,3 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1) := 0]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-5: #race := #race[dequeue_~q#1.base,2 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1) := 0]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-6: #race := #race[dequeue_~q#1.base,1 + (dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1) := 0]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-7: #race := #race[dequeue_~q#1.base,dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1 := 0]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-8: SUMMARY for call dequeue_#t~mem50#1 := read~int(dequeue_~q#1.base, dequeue_~q#1.offset + 4 * dequeue_#t~mem49#1, 4); srcloc: null [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-9: assume ((0 == #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-9: assume !(((0 == #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset]); [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-10: #race := #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-11: #race := #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,744 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-12: #race := #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-13: #race := #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume false; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume !false; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-14: SUMMARY for call dequeue_#t~mem49#1 := read~int(dequeue_~q#1.base, 80 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21-1: assume false; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1029-1: havoc #t~post71#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996: havoc dequeue_#t~nondet53#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1029-2: ~i~1#1 := 1 + #t~post71#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-1: havoc dequeue_#t~post52#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1029-3: #t~post71#1 := ~i~1#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-2: assume ((#race[dequeue_~q#1.base,88 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1 && #race[dequeue_~q#1.base,89 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,90 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,91 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-2: assume !(((#race[dequeue_~q#1.base,88 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1 && #race[dequeue_~q#1.base,89 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,90 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,91 + dequeue_~q#1.offset] == dequeue_#t~nondet53#1); [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-3: havoc dequeue_#t~mem51#1; [2025-02-08 05:08:56,745 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-4: #race := #race[dequeue_~q#1.base,91 + dequeue_~q#1.offset := dequeue_#t~nondet53#1]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-5: #race := #race[dequeue_~q#1.base,90 + dequeue_~q#1.offset := dequeue_#t~nondet53#1]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-6: #race := #race[dequeue_~q#1.base,89 + dequeue_~q#1.offset := dequeue_#t~nondet53#1]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-7: #race := #race[dequeue_~q#1.base,88 + dequeue_~q#1.offset := dequeue_#t~nondet53#1]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-8: havoc dequeue_#t~nondet53#1; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-9: SUMMARY for call write~int(dequeue_#t~post52#1 - 1, dequeue_~q#1.base, 88 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-10: assume ((0 == #race[dequeue_~q#1.base,88 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,89 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,90 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,91 + dequeue_~q#1.offset]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-10: assume !(((0 == #race[dequeue_~q#1.base,88 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,89 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,90 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,91 + dequeue_~q#1.offset]); [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-11: dequeue_#t~post52#1 := dequeue_#t~mem51#1; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-12: #race := #race[dequeue_~q#1.base,91 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-13: #race := #race[dequeue_~q#1.base,90 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-14: #race := #race[dequeue_~q#1.base,89 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-15: #race := #race[dequeue_~q#1.base,88 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-16: SUMMARY for call dequeue_#t~mem51#1 := read~int(dequeue_~q#1.base, 88 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997: assume 20 == dequeue_#t~mem54#1; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997: assume !(20 == dequeue_#t~mem54#1); [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-1: havoc dequeue_#t~mem54#1; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-2: havoc dequeue_#t~mem54#1; [2025-02-08 05:08:56,746 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-3: assume ((0 == #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset]; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-3: assume !(((0 == #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] && 0 == #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset]) && 0 == #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset]); [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-4: #race := #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-5: #race := #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-6: #race := #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-7: #race := #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset := 0]; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-8: SUMMARY for call dequeue_#t~mem54#1 := read~int(dequeue_~q#1.base, 80 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031: assume -1 != #t~ret68#1; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031: assume !(-1 != #t~ret68#1); [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-1: havoc #t~ret68#1; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-2: havoc #t~ret68#1; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-3: assume { :end_inline_empty } true;assume -2147483648 <= #t~ret68#1 && #t~ret68#1 <= 2147483647; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-4: havoc empty_#in~q#1.base, empty_#in~q#1.offset; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-5: havoc empty_#t~mem34#1, empty_#t~mem35#1, empty_#t~ret36#1, empty_~q#1.base, empty_~q#1.offset; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-6: #t~ret68#1 := empty_#res#1; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032: havoc #t~mem70#1; [2025-02-08 05:08:56,747 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-1: havoc #t~mem70#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999: assume ((#race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1 && #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999: assume !(((#race[dequeue_~q#1.base,80 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1 && #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset] == dequeue_#t~nondet55#1); [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-2: assume (if 0 == #t~ret69#1 then 1 else 0) == #t~mem70#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-2: assume !((if 0 == #t~ret69#1 then 1 else 0) == #t~mem70#1); [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-1: havoc dequeue_#t~nondet55#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-3: havoc #t~ret69#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-2: #race := #race[dequeue_~q#1.base,83 + dequeue_~q#1.offset := dequeue_#t~nondet55#1]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-4: havoc #t~ret69#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-3: #race := #race[dequeue_~q#1.base,82 + dequeue_~q#1.offset := dequeue_#t~nondet55#1]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-5: assume ((0 == #race[~#stored_elements~0.base,~#stored_elements~0.offset + 4 * ~i~1#1] && 0 == #race[~#stored_elements~0.base,1 + (~#stored_elements~0.offset + 4 * ~i~1#1)]) && 0 == #race[~#stored_elements~0.base,2 + (~#stored_elements~0.offset + 4 * ~i~1#1)]) && 0 == #race[~#stored_elements~0.base,3 + (~#stored_elements~0.offset + 4 * ~i~1#1)]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-5: assume !(((0 == #race[~#stored_elements~0.base,~#stored_elements~0.offset + 4 * ~i~1#1] && 0 == #race[~#stored_elements~0.base,1 + (~#stored_elements~0.offset + 4 * ~i~1#1)]) && 0 == #race[~#stored_elements~0.base,2 + (~#stored_elements~0.offset + 4 * ~i~1#1)]) && 0 == #race[~#stored_elements~0.base,3 + (~#stored_elements~0.offset + 4 * ~i~1#1)]); [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-4: #race := #race[dequeue_~q#1.base,81 + dequeue_~q#1.offset := dequeue_#t~nondet55#1]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-6: #race := #race[~#stored_elements~0.base,3 + (~#stored_elements~0.offset + 4 * ~i~1#1) := 0]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-5: #race := #race[dequeue_~q#1.base,80 + dequeue_~q#1.offset := dequeue_#t~nondet55#1]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-7: #race := #race[~#stored_elements~0.base,2 + (~#stored_elements~0.offset + 4 * ~i~1#1) := 0]; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-6: havoc dequeue_#t~nondet55#1; [2025-02-08 05:08:56,748 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-8: #race := #race[~#stored_elements~0.base,1 + (~#stored_elements~0.offset + 4 * ~i~1#1) := 0]; [2025-02-08 05:08:56,749 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-7: SUMMARY for call write~int(1, dequeue_~q#1.base, 80 + dequeue_~q#1.offset, 4); srcloc: null [2025-02-08 05:08:56,749 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-9: #race := #race[~#stored_elements~0.base,~#stored_elements~0.offset + 4 * ~i~1#1 := 0]; [2025-02-08 05:08:56,749 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-10: SUMMARY for call #t~mem70#1 := read~int(~#stored_elements~0.base, ~#stored_elements~0.offset + 4 * ~i~1#1, 4); srcloc: null [2025-02-08 05:08:56,749 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-11: assume { :end_inline_dequeue } true;assume -2147483648 <= #t~ret69#1 && #t~ret69#1 <= 2147483647; [2025-02-08 05:08:56,750 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-12: havoc dequeue_#in~q#1.base, dequeue_#in~q#1.offset; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-13: havoc dequeue_#t~mem49#1, dequeue_#t~mem50#1, dequeue_#t~mem51#1, dequeue_#t~post52#1, dequeue_#t~nondet53#1, dequeue_#t~mem54#1, dequeue_#t~nondet55#1, dequeue_#t~mem56#1, dequeue_#t~post57#1, dequeue_#t~nondet58#1, dequeue_~q#1.base, dequeue_~q#1.offset, dequeue_~x~0#1; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-14: #t~ret69#1 := dequeue_#res#1; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-15: havoc dequeue_#t~mem49#1, dequeue_#t~mem50#1, dequeue_#t~mem51#1, dequeue_#t~post52#1, dequeue_#t~nondet53#1, dequeue_#t~mem54#1, dequeue_#t~nondet55#1, dequeue_#t~mem56#1, dequeue_#t~post57#1, dequeue_#t~nondet58#1, dequeue_~q#1.base, dequeue_~q#1.offset, dequeue_~x~0#1; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-16: havoc dequeue_#res#1; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-17: assume { :begin_inline_dequeue } true;dequeue_#in~q#1.base, dequeue_#in~q#1.offset := ~#queue~0.base, ~#queue~0.offset; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: assume { :end_inline_reach_error } true;assume false; [2025-02-08 05:08:56,751 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033-1: havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:08:56,752 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033-2: assume { :begin_inline_reach_error } true;havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:08:56,752 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L992: dequeue_~q#1.base, dequeue_~q#1.offset := dequeue_#in~q#1.base, dequeue_#in~q#1.offset; [2025-02-08 05:08:56,752 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 05:08:56,752 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 05:08:56,782 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 05:08:56,785 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 05:08:56,786 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:08:56 BoogieIcfgContainer [2025-02-08 05:08:56,786 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 05:08:56,787 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 05:08:56,789 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 05:08:56,792 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 05:08:56,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 05:08:55" (1/3) ... [2025-02-08 05:08:56,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48efaa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:08:56, skipping insertion in model container [2025-02-08 05:08:56,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:08:55" (2/3) ... [2025-02-08 05:08:56,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48efaa8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:08:56, skipping insertion in model container [2025-02-08 05:08:56,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:08:56" (3/3) ... [2025-02-08 05:08:56,794 INFO L128 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2025-02-08 05:08:56,821 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 05:08:56,823 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG queue_ok.i that has 3 procedures, 307 locations, 1 initial locations, 2 loop locations, and 33 error locations. [2025-02-08 05:08:56,823 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 05:08:56,848 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:352) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:492) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:132) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2025-02-08 05:08:56,852 INFO L158 Benchmark]: Toolchain (without parser) took 1496.54ms. Allocated memory is still 167.8MB. Free memory was 131.1MB in the beginning and 119.4MB in the end (delta: 11.7MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2025-02-08 05:08:56,852 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 226.5MB. Free memory is still 140.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:08:56,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 557.17ms. Allocated memory is still 167.8MB. Free memory was 130.4MB in the beginning and 98.9MB in the end (delta: 31.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-08 05:08:56,853 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.50ms. Allocated memory is still 167.8MB. Free memory was 98.9MB in the beginning and 94.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:08:56,853 INFO L158 Benchmark]: Boogie Preprocessor took 42.58ms. Allocated memory is still 167.8MB. Free memory was 94.5MB in the beginning and 90.6MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 05:08:56,853 INFO L158 Benchmark]: IcfgBuilder took 777.94ms. Allocated memory is still 167.8MB. Free memory was 90.6MB in the beginning and 45.9MB in the end (delta: 44.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2025-02-08 05:08:56,854 INFO L158 Benchmark]: TraceAbstraction took 63.83ms. Allocated memory is still 167.8MB. Free memory was 44.9MB in the beginning and 119.4MB in the end (delta: -74.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2025-02-08 05:08:56,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 226.5MB. Free memory is still 140.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 557.17ms. Allocated memory is still 167.8MB. Free memory was 130.4MB in the beginning and 98.9MB in the end (delta: 31.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.50ms. Allocated memory is still 167.8MB. Free memory was 98.9MB in the beginning and 94.5MB in the end (delta: 4.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.58ms. Allocated memory is still 167.8MB. Free memory was 94.5MB in the beginning and 90.6MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 777.94ms. Allocated memory is still 167.8MB. Free memory was 90.6MB in the beginning and 45.9MB in the end (delta: 44.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * TraceAbstraction took 63.83ms. Allocated memory is still 167.8MB. Free memory was 44.9MB in the beginning and 119.4MB in the end (delta: -74.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:352) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2025-02-08 05:08:56,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread/queue_ok.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 05:08:59,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 05:08:59,250 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2025-02-08 05:08:59,254 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 05:08:59,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 05:08:59,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 05:08:59,270 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 05:08:59,270 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 05:08:59,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 05:08:59,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 05:08:59,271 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 05:08:59,271 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 05:08:59,271 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 05:08:59,271 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 05:08:59,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 05:08:59,271 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 05:08:59,272 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 05:08:59,273 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:08:59,273 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 05:08:59,273 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-08 05:08:59,274 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-08 05:08:59,274 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 05:08:59,274 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 05:08:59,274 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 05:08:59,274 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 05:08:59,274 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> 7cc273f13a619f37768d5108c297b75ab7c37145fe391daced9c134730721251 [2025-02-08 05:08:59,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 05:08:59,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 05:08:59,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 05:08:59,507 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 05:08:59,507 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 05:08:59,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread/queue_ok.i [2025-02-08 05:09:00,754 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/35fbc77cb/be42323736a24978a5c6faf79b4815fa/FLAG31ae7108b [2025-02-08 05:09:01,017 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 05:09:01,018 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/pthread/queue_ok.i [2025-02-08 05:09:01,035 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/35fbc77cb/be42323736a24978a5c6faf79b4815fa/FLAG31ae7108b [2025-02-08 05:09:01,332 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/35fbc77cb/be42323736a24978a5c6faf79b4815fa [2025-02-08 05:09:01,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 05:09:01,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 05:09:01,344 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 05:09:01,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 05:09:01,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 05:09:01,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:09:01" (1/1) ... [2025-02-08 05:09:01,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2156610c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:01, skipping insertion in model container [2025-02-08 05:09:01,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 05:09:01" (1/1) ... [2025-02-08 05:09:01,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 05:09:01,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:09:01,927 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 05:09:02,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 05:09:02,056 INFO L204 MainTranslator]: Completed translation [2025-02-08 05:09:02,057 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02 WrapperNode [2025-02-08 05:09:02,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 05:09:02,058 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 05:09:02,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 05:09:02,058 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 05:09:02,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,104 INFO L138 Inliner]: procedures = 278, calls = 94, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 405 [2025-02-08 05:09:02,104 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 05:09:02,105 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 05:09:02,105 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 05:09:02,105 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 05:09:02,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,134 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,138 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,142 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 05:09:02,143 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 05:09:02,143 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 05:09:02,143 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 05:09:02,144 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (1/1) ... [2025-02-08 05:09:02,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 05:09:02,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 05:09:02,174 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-08 05:09:02,178 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-08 05:09:02,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2025-02-08 05:09:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2025-02-08 05:09:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 05:09:02,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 05:09:02,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 05:09:02,195 WARN L227 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2025-02-08 05:09:02,323 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 05:09:02,325 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1051: #pthreadsMutex := #pthreadsMutex[~#m~0.base,~#m~0.offset := 0bv1]; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052: havoc main_#t~nondet79#1; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-1: havoc main_#t~pre78#1; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-2: fork main_#t~pre78#1, 0bv32 t1(~#queue~0.base, ~#queue~0.offset); [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-3: main_~id1~0#1 := main_#t~pre78#1; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-4: #pthreadsForks := ~bvadd~32(1bv32, #pthreadsForks); [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1052-5: main_#t~pre78#1 := #pthreadsForks; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053: havoc main_#t~nondet81#1; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-1: havoc main_#t~pre80#1; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-2: fork main_#t~pre80#1, 0bv32, 0bv32 t2(~#queue~0.base, ~#queue~0.offset); [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-3: main_~id2~0#1 := main_#t~pre80#1; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-4: #pthreadsForks := ~bvadd~32(1bv32, #pthreadsForks); [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1053-5: main_#t~pre80#1 := #pthreadsForks; [2025-02-08 05:09:02,666 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume false; [2025-02-08 05:09:02,667 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume !false; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21-1: assume false; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1054: join main_~id1~0#1, 0bv32; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1055: join main_~id2~0#1, 0bv32, 0bv32; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1056: main_#res#1 := 0bv32; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1: havoc main_#t~nondet75#1, main_#t~nondet76#1, main_#t~ret77#1, main_#t~pre78#1, main_#t~nondet79#1, main_#t~pre80#1, main_#t~nondet81#1, main_~id1~0#1, main_~id2~0#1;assume { :end_inline_main } true; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L-1-1: #t~ret82#1 := main_#res#1; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048: assume 4294967295bv32 == (if 0bv32 == main_#t~ret77#1 then 1bv32 else 0bv32); [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048: assume !(4294967295bv32 == (if 0bv32 == main_#t~ret77#1 then 1bv32 else 0bv32)); [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-1: havoc main_#t~ret77#1; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-2: havoc main_#t~ret77#1; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-3: havoc empty_#in~q#1.base, empty_#in~q#1.offset;assume { :end_inline_empty } true; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-4: havoc empty_#t~mem34#1, empty_#t~mem35#1, empty_#t~ret36#1, empty_~q#1.base, empty_~q#1.offset; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1048-5: main_#t~ret77#1 := empty_#res#1; [2025-02-08 05:09:02,670 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1049: assume { :end_inline_reach_error } true;assume false; [2025-02-08 05:09:02,671 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1049-1: havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:09:02,671 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1049-2: assume { :begin_inline_reach_error } true;havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:09:02,866 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1011-1: havoc #t~post63#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1011-2: ~i~0#1 := ~bvadd~32(1bv32, #t~post63#1); [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1011-3: #t~post63#1 := ~i~0#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014: assume { :end_inline_enqueue } true;havoc #t~ret61#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-1: havoc enqueue_#in~q#1.base, enqueue_#in~q#1.offset, enqueue_#in~x#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-2: havoc enqueue_#t~mem39#1, enqueue_#t~nondet40#1, enqueue_#t~mem41#1, enqueue_#t~post42#1, enqueue_#t~nondet43#1, enqueue_#t~mem44#1, enqueue_#t~nondet45#1, enqueue_#t~mem46#1, enqueue_#t~post47#1, enqueue_#t~nondet48#1, enqueue_~q#1.base, enqueue_~q#1.offset, enqueue_~x#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1014-3: #t~ret61#1 := enqueue_#res#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015: assume ((#race[~#stored_elements~0.base,~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1))] == #t~nondet62#1 && #race[~#stored_elements~0.base,~bvadd~32(1bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)))] == #t~nondet62#1) && #race[~#stored_elements~0.base,~bvadd~32(2bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)))] == #t~nondet62#1) && #race[~#stored_elements~0.base,~bvadd~32(3bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)))] == #t~nondet62#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015: assume !(((#race[~#stored_elements~0.base,~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1))] == #t~nondet62#1 && #race[~#stored_elements~0.base,~bvadd~32(1bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)))] == #t~nondet62#1) && #race[~#stored_elements~0.base,~bvadd~32(2bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)))] == #t~nondet62#1) && #race[~#stored_elements~0.base,~bvadd~32(3bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)))] == #t~nondet62#1); [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-1: havoc #t~nondet62#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-2: #race := #race[~#stored_elements~0.base,~bvadd~32(3bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1))) := #t~nondet62#1]; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-3: #race := #race[~#stored_elements~0.base,~bvadd~32(2bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1))) := #t~nondet62#1]; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-4: #race := #race[~#stored_elements~0.base,~bvadd~32(1bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1))) := #t~nondet62#1]; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-5: #race := #race[~#stored_elements~0.base,~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)) := #t~nondet62#1]; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-6: havoc #t~nondet62#1; [2025-02-08 05:09:02,867 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1015-7: SUMMARY for call write~intINTTYPE4(~value~0#1, ~#stored_elements~0.base, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~0#1)), 4bv32); srcloc: null [2025-02-08 05:09:03,054 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume ((#race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] == dequeue_#t~nondet58#1 && #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet58#1; [2025-02-08 05:09:03,054 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002: assume !(((#race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] == dequeue_#t~nondet58#1 && #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet58#1) && #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet58#1); [2025-02-08 05:09:03,054 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-1: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet58#1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-2: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet58#1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-3: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet58#1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-4: #race := #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset) := dequeue_#t~nondet58#1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-5: havoc dequeue_#t~nondet58#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-6: SUMMARY for call write~intINTTYPE4(~bvadd~32(1bv32, dequeue_#t~post57#1), dequeue_~q#1.base, ~bvadd~32(80bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-7: assume ((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-7: assume !(((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]); [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-8: dequeue_#t~post57#1 := dequeue_#t~mem56#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L994: havoc dequeue_~x~0#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-9: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-10: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-11: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-12: #race := #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1002-13: SUMMARY for call dequeue_#t~mem56#1 := read~intINTTYPE4(dequeue_~q#1.base, ~bvadd~32(80bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1003-1: dequeue_#res#1 := dequeue_~x~0#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995: havoc dequeue_#t~mem50#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-1: havoc dequeue_#t~mem49#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-2: assume ((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1))] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)))]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-2: assume !(((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1))] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)))]); [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-3: dequeue_~x~0#1 := dequeue_#t~mem50#1; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-4: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1))) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-5: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1))) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-6: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1))) := 0bv1]; [2025-02-08 05:09:03,055 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-7: #race := #race[dequeue_~q#1.base,~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)) := 0bv1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-8: SUMMARY for call dequeue_#t~mem50#1 := read~intINTTYPE4(dequeue_~q#1.base, ~bvadd~32(dequeue_~q#1.offset, ~bvmul~32(4bv32, dequeue_#t~mem49#1)), 4bv32); srcloc: null [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-9: assume ((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-9: assume !(((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]); [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-10: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-11: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-12: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-13: #race := #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset) := 0bv1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume false; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21: assume !false; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L995-14: SUMMARY for call dequeue_#t~mem49#1 := read~intINTTYPE4(dequeue_~q#1.base, ~bvadd~32(80bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L21-1: assume false; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1029-1: havoc #t~post71#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996: havoc dequeue_#t~nondet53#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1029-2: ~i~1#1 := ~bvadd~32(1bv32, #t~post71#1); [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-1: havoc dequeue_#t~post52#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1029-3: #t~post71#1 := ~i~1#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-2: assume ((#race[dequeue_~q#1.base,~bvadd~32(88bv32, dequeue_~q#1.offset)] == dequeue_#t~nondet53#1 && #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet53#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-2: assume !(((#race[dequeue_~q#1.base,~bvadd~32(88bv32, dequeue_~q#1.offset)] == dequeue_#t~nondet53#1 && #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet53#1) && #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet53#1); [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-3: havoc dequeue_#t~mem51#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-4: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet53#1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-5: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet53#1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-6: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet53#1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-7: #race := #race[dequeue_~q#1.base,~bvadd~32(88bv32, dequeue_~q#1.offset) := dequeue_#t~nondet53#1]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-8: havoc dequeue_#t~nondet53#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-9: SUMMARY for call write~intINTTYPE4(~bvsub~32(dequeue_#t~post52#1, 1bv32), dequeue_~q#1.base, ~bvadd~32(88bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-10: assume ((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(88bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))]; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-10: assume !(((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(88bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset))]); [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-11: dequeue_#t~post52#1 := dequeue_#t~mem51#1; [2025-02-08 05:09:03,056 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-12: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,060 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-13: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,060 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-14: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(88bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-15: #race := #race[dequeue_~q#1.base,~bvadd~32(88bv32, dequeue_~q#1.offset) := 0bv1]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L996-16: SUMMARY for call dequeue_#t~mem51#1 := read~intINTTYPE4(dequeue_~q#1.base, ~bvadd~32(88bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997: assume 20bv32 == dequeue_#t~mem54#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997: assume !(20bv32 == dequeue_#t~mem54#1); [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-1: havoc dequeue_#t~mem54#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-2: havoc dequeue_#t~mem54#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-3: assume ((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-3: assume !(((0bv1 == #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]) && 0bv1 == #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))]); [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-4: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-5: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-6: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := 0bv1]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-7: #race := #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset) := 0bv1]; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L997-8: SUMMARY for call dequeue_#t~mem54#1 := read~intINTTYPE4(dequeue_~q#1.base, ~bvadd~32(80bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031: assume 4294967295bv32 != #t~ret68#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031: assume !(4294967295bv32 != #t~ret68#1); [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-1: havoc #t~ret68#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-2: havoc #t~ret68#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-3: havoc empty_#in~q#1.base, empty_#in~q#1.offset;assume { :end_inline_empty } true; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-4: havoc empty_#t~mem34#1, empty_#t~mem35#1, empty_#t~ret36#1, empty_~q#1.base, empty_~q#1.offset; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1031-5: #t~ret68#1 := empty_#res#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032: havoc #t~mem70#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-1: havoc #t~mem70#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999: assume ((#race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] == dequeue_#t~nondet55#1 && #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet55#1; [2025-02-08 05:09:03,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999: assume !(((#race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset)] == dequeue_#t~nondet55#1 && #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet55#1) && #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset))] == dequeue_#t~nondet55#1); [2025-02-08 05:09:03,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-2: assume (if 0bv32 == #t~ret69#1 then 1bv32 else 0bv32) == #t~mem70#1; [2025-02-08 05:09:03,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-2: assume !((if 0bv32 == #t~ret69#1 then 1bv32 else 0bv32) == #t~mem70#1); [2025-02-08 05:09:03,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-1: havoc dequeue_#t~nondet55#1; [2025-02-08 05:09:03,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-3: havoc #t~ret69#1; [2025-02-08 05:09:03,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-2: #race := #race[dequeue_~q#1.base,~bvadd~32(3bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet55#1]; [2025-02-08 05:09:03,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-4: havoc #t~ret69#1; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-3: #race := #race[dequeue_~q#1.base,~bvadd~32(2bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet55#1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-5: assume ((0bv1 == #race[~#stored_elements~0.base,~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1))] && 0bv1 == #race[~#stored_elements~0.base,~bvadd~32(1bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)))]) && 0bv1 == #race[~#stored_elements~0.base,~bvadd~32(2bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)))]) && 0bv1 == #race[~#stored_elements~0.base,~bvadd~32(3bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)))]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-5: assume !(((0bv1 == #race[~#stored_elements~0.base,~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1))] && 0bv1 == #race[~#stored_elements~0.base,~bvadd~32(1bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)))]) && 0bv1 == #race[~#stored_elements~0.base,~bvadd~32(2bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)))]) && 0bv1 == #race[~#stored_elements~0.base,~bvadd~32(3bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)))]); [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-4: #race := #race[dequeue_~q#1.base,~bvadd~32(1bv32, ~bvadd~32(80bv32, dequeue_~q#1.offset)) := dequeue_#t~nondet55#1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-6: #race := #race[~#stored_elements~0.base,~bvadd~32(3bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1))) := 0bv1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-5: #race := #race[dequeue_~q#1.base,~bvadd~32(80bv32, dequeue_~q#1.offset) := dequeue_#t~nondet55#1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-7: #race := #race[~#stored_elements~0.base,~bvadd~32(2bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1))) := 0bv1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-6: havoc dequeue_#t~nondet55#1; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-8: #race := #race[~#stored_elements~0.base,~bvadd~32(1bv32, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1))) := 0bv1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L999-7: SUMMARY for call write~intINTTYPE4(1bv32, dequeue_~q#1.base, ~bvadd~32(80bv32, dequeue_~q#1.offset), 4bv32); srcloc: null [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-9: #race := #race[~#stored_elements~0.base,~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)) := 0bv1]; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-10: SUMMARY for call #t~mem70#1 := read~intINTTYPE4(~#stored_elements~0.base, ~bvadd~32(~#stored_elements~0.offset, ~bvmul~32(4bv32, ~i~1#1)), 4bv32); srcloc: null [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-11: havoc dequeue_#in~q#1.base, dequeue_#in~q#1.offset;assume { :end_inline_dequeue } true; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-12: havoc dequeue_#t~mem49#1, dequeue_#t~mem50#1, dequeue_#t~mem51#1, dequeue_#t~post52#1, dequeue_#t~nondet53#1, dequeue_#t~mem54#1, dequeue_#t~nondet55#1, dequeue_#t~mem56#1, dequeue_#t~post57#1, dequeue_#t~nondet58#1, dequeue_~q#1.base, dequeue_~q#1.offset, dequeue_~x~0#1; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-13: #t~ret69#1 := dequeue_#res#1; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-14: havoc dequeue_#t~mem49#1, dequeue_#t~mem50#1, dequeue_#t~mem51#1, dequeue_#t~post52#1, dequeue_#t~nondet53#1, dequeue_#t~mem54#1, dequeue_#t~nondet55#1, dequeue_#t~mem56#1, dequeue_#t~post57#1, dequeue_#t~nondet58#1, dequeue_~q#1.base, dequeue_~q#1.offset, dequeue_~x~0#1; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-15: havoc dequeue_#res#1; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1032-16: assume { :begin_inline_dequeue } true;dequeue_#in~q#1.base, dequeue_#in~q#1.offset := ~#queue~0.base, ~#queue~0.offset; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: assume { :end_inline_reach_error } true;assume false; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033-1: havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033-2: assume { :begin_inline_reach_error } true;havoc reach_error_#t~nondet0#1.base, reach_error_#t~nondet0#1.offset; [2025-02-08 05:09:03,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L992: dequeue_~q#1.base, dequeue_~q#1.offset := dequeue_#in~q#1.base, dequeue_#in~q#1.offset; [2025-02-08 05:09:03,064 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 05:09:03,064 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 05:09:03,092 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 05:09:03,092 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 05:09:03,092 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:09:03 BoogieIcfgContainer [2025-02-08 05:09:03,092 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 05:09:03,096 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 05:09:03,096 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 05:09:03,131 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 05:09:03,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 05:09:01" (1/3) ... [2025-02-08 05:09:03,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@100e6954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:09:03, skipping insertion in model container [2025-02-08 05:09:03,135 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 05:09:02" (2/3) ... [2025-02-08 05:09:03,136 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@100e6954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 05:09:03, skipping insertion in model container [2025-02-08 05:09:03,136 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 05:09:03" (3/3) ... [2025-02-08 05:09:03,136 INFO L128 eAbstractionObserver]: Analyzing ICFG queue_ok.i [2025-02-08 05:09:03,145 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 05:09:03,146 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG queue_ok.i that has 3 procedures, 307 locations, 1 initial locations, 2 loop locations, and 33 error locations. [2025-02-08 05:09:03,146 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 05:09:03,174 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:352) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.IcfgPetrifier.(IcfgPetrifier.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.petrify(TraceAbstractionStarter.java:492) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:235) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:165) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:132) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2025-02-08 05:09:03,178 INFO L158 Benchmark]: Toolchain (without parser) took 1836.50ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 69.7MB in the end (delta: 20.7MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2025-02-08 05:09:03,178 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:09:03,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 713.43ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 56.1MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-08 05:09:03,178 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.98ms. Allocated memory is still 117.4MB. Free memory was 56.1MB in the beginning and 51.1MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 05:09:03,178 INFO L158 Benchmark]: Boogie Preprocessor took 36.95ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 46.3MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 05:09:03,178 INFO L158 Benchmark]: IcfgBuilder took 949.46ms. Allocated memory is still 117.4MB. Free memory was 46.3MB in the beginning and 39.1MB in the end (delta: 7.3MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2025-02-08 05:09:03,179 INFO L158 Benchmark]: TraceAbstraction took 80.13ms. Allocated memory is still 117.4MB. Free memory was 38.3MB in the beginning and 69.7MB in the end (delta: -31.4MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2025-02-08 05:09:03,180 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 83.9MB. Free memory is still 62.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 713.43ms. Allocated memory is still 117.4MB. Free memory was 90.2MB in the beginning and 56.1MB in the end (delta: 34.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.98ms. Allocated memory is still 117.4MB. Free memory was 56.1MB in the beginning and 51.1MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.95ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 46.3MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 949.46ms. Allocated memory is still 117.4MB. Free memory was 46.3MB in the beginning and 39.1MB in the end (delta: 7.3MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * TraceAbstraction took 80.13ms. Allocated memory is still 117.4MB. Free memory was 38.3MB in the beginning and 69.7MB in the end (delta: -31.4MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.ThreadInstanceAdder.constructThreadInstances(ThreadInstanceAdder.java:352) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2025-02-08 05:09:03,193 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/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: ERROR: ExceptionOrErrorResult: NullPointerException: Cannot invoke "de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.structure.IIcfgForkTransitionThreadCurrent.getNameOfForkedProcedure()" because "" is null