./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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/ldv-races/race-3_1-container_of-global.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75716fdd637a22328d600b3257cf24f40a7920b464397c315485c5ed90fb6ece --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:06:52,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:06:52,206 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-08 01:06:52,214 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:06:52,214 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:06:52,237 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:06:52,238 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:06:52,238 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:06:52,238 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:06:52,238 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:06:52,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:06:52,238 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:06:52,239 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:06:52,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:06:52,239 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:06:52,239 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:06:52,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:06:52,240 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:06:52,240 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 ! call(reach_error())) ) 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 -> 75716fdd637a22328d600b3257cf24f40a7920b464397c315485c5ed90fb6ece [2025-02-08 01:06:52,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:06:52,538 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:06:52,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:06:52,540 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:06:52,540 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:06:52,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2025-02-08 01:06:53,831 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b88c301a0/3412010641094bc48b00957fb0016faa/FLAG63b041c59 [2025-02-08 01:06:54,157 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:06:54,158 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2025-02-08 01:06:54,180 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b88c301a0/3412010641094bc48b00957fb0016faa/FLAG63b041c59 [2025-02-08 01:06:54,196 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/b88c301a0/3412010641094bc48b00957fb0016faa [2025-02-08 01:06:54,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:06:54,198 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:06:54,199 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:06:54,199 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:06:54,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:06:54,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,203 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227b9d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54, skipping insertion in model container [2025-02-08 01:06:54,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:06:54,525 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[186210,186223] [2025-02-08 01:06:54,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:06:54,553 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:06:54,605 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[186210,186223] [2025-02-08 01:06:54,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:06:54,688 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:06:54,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54 WrapperNode [2025-02-08 01:06:54,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:06:54,690 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:06:54,690 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:06:54,690 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:06:54,702 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,739 INFO L138 Inliner]: procedures = 246, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 127 [2025-02-08 01:06:54,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:06:54,740 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:06:54,740 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:06:54,740 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:06:54,750 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,750 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,754 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,766 INFO L175 MemorySlicer]: Split 17 memory accesses to 3 slices as follows [2, 2, 13]. 76 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 8 writes are split as follows [0, 2, 6]. [2025-02-08 01:06:54,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,774 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,774 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,776 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,777 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,780 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:06:54,780 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:06:54,781 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:06:54,781 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:06:54,781 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (1/1) ... [2025-02-08 01:06:54,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:06:54,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:06:54,814 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 01:06:54,827 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 01:06:54,852 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2025-02-08 01:06:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-08 01:06:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:06:54,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:06:54,855 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 01:06:55,098 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:06:55,099 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:06:55,331 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3933-1: SUMMARY for call write~$Pointer$#1(my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset, 4); srcloc: null [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3933: havoc my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset; [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3933-2: join ~t2~0, 0, 0 assign my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset; [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925-1: my_drv_probe_#res#1 := 0; [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950: assume { :end_inline_ldv_assert } true;havoc main_#t~mem19#1; [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-2: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917-1: my_drv_probe_~res~0#1 := my_drv_probe_#t~nondet10#1; [2025-02-08 01:06:55,332 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:06:55,335 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc my_drv_probe_#t~nondet10#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 1 == main_#t~mem19#1 then 1 else 0); [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917-3: havoc my_drv_probe_#t~nondet10#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-3: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917-2: assume -2147483648 <= my_drv_probe_#t~nondet10#1 && my_drv_probe_#t~nondet10#1 <= 2147483647; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-5: SUMMARY for call main_#t~mem19#1 := read~int#2(main_~#data~1#1.base, 24 + main_~#data~1#1.offset, 4); srcloc: null [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3918: assume 0 != my_drv_probe_~res~0#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3918: assume !(0 != my_drv_probe_~res~0#1); [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951: assume { :end_inline_ldv_assert } true;havoc main_#t~mem20#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-1: assume false; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-1: assume !false; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-3: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-2: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-3: assume 0 == ldv_assert_~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-3: assume !(0 == ldv_assert_~expression#1); [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-5: SUMMARY for call main_#t~mem20#1 := read~int#2(main_~#data~1#1.base, 28 + main_~#data~1#1.offset, 4); srcloc: null [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-2: assume false; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 2 == main_#t~mem20#1 then 1 else 0); [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-4: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-7: assume false; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-6: assume false; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-6: assume !false; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-9: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:06:55,336 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-8: assume 0 == ldv_assert_~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-8: assume !(0 == ldv_assert_~expression#1); [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-11: assume false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-11: assume !false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-13: assume 0 == ldv_assert_~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-13: assume !(0 == ldv_assert_~expression#1); [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-12: assume false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-14: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-17: assume false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-16: assume false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-16: assume !false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-19: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-18: assume 0 == ldv_assert_~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-18: assume !(0 == ldv_assert_~expression#1); [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-21: assume false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-21: assume !false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-23: assume 0 == ldv_assert_~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-23: assume !(0 == ldv_assert_~expression#1); [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-22: assume false; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-24: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3944: havoc main_~probe_ret~0#1, main_~#data~1#1.base, main_~#data~1#1.offset; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-1: my_drv_probe_#res#1 := -1; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3953-1: assume { :begin_inline_my_drv_cleanup } true; [2025-02-08 01:06:55,337 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3953: assume { :end_inline_my_drv_cleanup } true; [2025-02-08 01:06:55,339 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3954: SUMMARY for call write~int#2(-1, main_~#data~1#1.base, 24 + main_~#data~1#1.offset, 4); srcloc: null [2025-02-08 01:06:55,339 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3921: ~my_dev~0.base, ~my_dev~0.offset := my_drv_probe_~data#1.base, 24 + my_drv_probe_~data#1.offset; [2025-02-08 01:06:55,339 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3946: havoc main_~#data~1#1.base, main_~#data~1#1.offset; [2025-02-08 01:06:55,340 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3946-1: SUMMARY for call ULTIMATE.dealloc(main_~#data~1#1.base, main_~#data~1#1.offset); srcloc: null [2025-02-08 01:06:55,340 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3930: my_drv_disconnect_~data#1.base, my_drv_disconnect_~data#1.offset := my_drv_disconnect_#in~data#1.base, my_drv_disconnect_#in~data#1.offset; [2025-02-08 01:06:55,340 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3955: SUMMARY for call write~int#2(-1, main_~#data~1#1.base, 28 + main_~#data~1#1.offset, 4); srcloc: null [2025-02-08 01:06:55,344 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-1: main_~probe_ret~0#1 := main_#t~ret18#1; [2025-02-08 01:06:55,344 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947: havoc main_#t~ret18#1; [2025-02-08 01:06:55,344 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-3: havoc my_drv_probe_#in~data#1.base, my_drv_probe_#in~data#1.offset; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-2: assume { :end_inline_my_drv_probe } true;assume -2147483648 <= main_#t~ret18#1 && main_#t~ret18#1 <= 2147483647; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-5: main_#t~ret18#1 := my_drv_probe_#res#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-4: havoc my_drv_probe_#t~mem8#1, my_drv_probe_#t~mem9#1, my_drv_probe_#t~nondet10#1, my_drv_probe_#t~pre11#1, my_drv_probe_#t~nondet12#1, my_drv_probe_#t~pre13#1, my_drv_probe_#t~nondet14#1, my_drv_probe_~data#1.base, my_drv_probe_~data#1.offset, my_drv_probe_~res~0#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931-1: SUMMARY for call ULTIMATE.dealloc(my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset); srcloc: null [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931: havoc my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931-2: SUMMARY for call my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset := #Ultimate.allocOnStack(4); srcloc: null [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956: assume { :end_inline_ldv_assert } true;havoc main_#t~mem21#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-2: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-1: havoc my_drv_probe_#t~pre11#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923: havoc my_drv_probe_#t~nondet12#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if -1 == main_#t~mem21#1 then 1 else 0); [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-3: ~t1~0 := my_drv_probe_#t~pre11#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-3: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-2: fork my_drv_probe_#t~pre11#1, 0 my_callback(0, 0); [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-5: my_drv_probe_#t~pre11#1 := #pthreadsForks; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-5: SUMMARY for call main_#t~mem21#1 := read~int#2(main_~#data~1#1.base, 24 + main_~#data~1#1.offset, 4); srcloc: null [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-4: #pthreadsForks := 1 + #pthreadsForks; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3948: assume 0 == main_~probe_ret~0#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3948: assume !(0 == main_~probe_ret~0#1); [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3915-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3915: assume { :end_inline_ldv_assert } true;havoc my_drv_probe_#t~mem8#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3915-2: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3932: havoc my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3932-2: join ~t1~0, 0 assign my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3932-1: SUMMARY for call write~$Pointer$#1(my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset, 4); srcloc: null [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-1: havoc ldv_assert_#in~expression#1;assume { :end_inline_ldv_assert } true; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924: havoc my_drv_probe_#t~nondet14#1; [2025-02-08 01:06:55,345 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957: havoc main_#t~mem22#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-3: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-2: fork my_drv_probe_#t~pre13#1, 0, 0 my_callback(0, 0); [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-2: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-1: havoc my_drv_probe_#t~pre13#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-5: SUMMARY for call main_#t~mem22#1 := read~int#2(main_~#data~1#1.base, 28 + main_~#data~1#1.offset, 4); srcloc: null [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-4: #pthreadsForks := 1 + #pthreadsForks; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if -1 == main_#t~mem22#1 then 1 else 0); [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-3: ~t2~0 := my_drv_probe_#t~pre13#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-5: my_drv_probe_#t~pre13#1 := #pthreadsForks; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949-1: havoc my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset, my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset, my_drv_disconnect_~data#1.base, my_drv_disconnect_~data#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916: assume { :end_inline_ldv_assert } true;havoc my_drv_probe_#t~mem9#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949: havoc my_drv_disconnect_#in~data#1.base, my_drv_disconnect_#in~data#1.offset;assume { :end_inline_my_drv_disconnect } true; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949-3: assume { :begin_inline_my_drv_disconnect } true;my_drv_disconnect_#in~data#1.base, my_drv_disconnect_#in~data#1.offset := main_~#data~1#1.base, main_~#data~1#1.offset; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-2: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,346 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949-2: havoc my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset, my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset, my_drv_disconnect_~data#1.base, my_drv_disconnect_~data#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset; [2025-02-08 01:06:55,348 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:06:55,348 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 0 == my_drv_probe_#t~mem9#1 then 1 else 0); [2025-02-08 01:06:55,348 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-3: havoc ldv_assert_~expression#1; [2025-02-08 01:06:55,348 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-5: SUMMARY for call my_drv_probe_#t~mem9#1 := read~int#2(my_drv_probe_~data#1.base, 28 + my_drv_probe_~data#1.offset, 4); srcloc: null [2025-02-08 01:06:55,349 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 01:06:55,349 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:06:55,494 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:06:55,495 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:06:55,495 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:06:55 BoogieIcfgContainer [2025-02-08 01:06:55,495 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:06:55,497 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:06:55,497 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:06:55,500 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:06:55,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:06:54" (1/3) ... [2025-02-08 01:06:55,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18e63e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:06:55, skipping insertion in model container [2025-02-08 01:06:55,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:06:54" (2/3) ... [2025-02-08 01:06:55,501 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18e63e09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:06:55, skipping insertion in model container [2025-02-08 01:06:55,502 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:06:55" (3/3) ... [2025-02-08 01:06:55,503 INFO L128 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2025-02-08 01:06:55,524 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:06:55,525 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG race-3_1-container_of-global.i that has 2 procedures, 13 locations, 1 initial locations, 0 loop locations, and 6 error locations. [2025-02-08 01:06:55,528 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 01:06:55,549 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 01:06:55,558 INFO L158 Benchmark]: Toolchain (without parser) took 1358.46ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 96.4MB in the end (delta: 5.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2025-02-08 01:06:55,558 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:06:55,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 490.04ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 71.2MB in the end (delta: 30.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-08 01:06:55,558 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.74ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 68.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:06:55,558 INFO L158 Benchmark]: Boogie Preprocessor took 39.77ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 65.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 01:06:55,559 INFO L158 Benchmark]: IcfgBuilder took 714.75ms. Allocated memory is still 142.6MB. Free memory was 65.6MB in the beginning and 100.4MB in the end (delta: -34.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2025-02-08 01:06:55,559 INFO L158 Benchmark]: TraceAbstraction took 55.45ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 96.4MB in the end (delta: 3.3MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:06:55,560 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 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 490.04ms. Allocated memory is still 142.6MB. Free memory was 101.7MB in the beginning and 71.2MB in the end (delta: 30.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.74ms. Allocated memory is still 142.6MB. Free memory was 71.2MB in the beginning and 68.3MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.77ms. Allocated memory is still 142.6MB. Free memory was 68.3MB in the beginning and 65.6MB in the end (delta: 2.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 714.75ms. Allocated memory is still 142.6MB. Free memory was 65.6MB in the beginning and 100.4MB in the end (delta: -34.8MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * TraceAbstraction took 55.45ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 96.4MB in the end (delta: 3.3MB). There was no memory consumed. 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 01:06:55,585 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 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/ldv-races/race-3_1-container_of-global.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 75716fdd637a22328d600b3257cf24f40a7920b464397c315485c5ed90fb6ece --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 01:06:57,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 01:06:57,959 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2025-02-08 01:06:57,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 01:06:57,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 01:06:57,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 01:06:57,983 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 01:06:57,983 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 01:06:57,983 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 01:06:57,983 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 01:06:57,983 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-08 01:06:57,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-08 01:06:57,983 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 01:06:57,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 01:06:57,983 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 01:06:57,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 01:06:57,984 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 01:06:57,985 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:06:57,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-08 01:06:57,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-08 01:06:57,985 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 ! call(reach_error())) ) 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 -> 75716fdd637a22328d600b3257cf24f40a7920b464397c315485c5ed90fb6ece [2025-02-08 01:06:58,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 01:06:58,240 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 01:06:58,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 01:06:58,242 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 01:06:58,242 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 01:06:58,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2025-02-08 01:06:59,535 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/81c7d41aa/8a5f9a16c967467683b9ce920091db29/FLAG6e7e19e59 [2025-02-08 01:06:59,769 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 01:06:59,771 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i [2025-02-08 01:06:59,793 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/81c7d41aa/8a5f9a16c967467683b9ce920091db29/FLAG6e7e19e59 [2025-02-08 01:07:00,087 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/81c7d41aa/8a5f9a16c967467683b9ce920091db29 [2025-02-08 01:07:00,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 01:07:00,090 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 01:07:00,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 01:07:00,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 01:07:00,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 01:07:00,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,095 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ee1ed5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00, skipping insertion in model container [2025-02-08 01:07:00,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:07:00,578 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[186210,186223] [2025-02-08 01:07:00,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:07:00,649 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2025-02-08 01:07:00,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 01:07:00,698 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[186210,186223] [2025-02-08 01:07:00,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:07:00,721 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 01:07:00,748 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/ldv-races/race-3_1-container_of-global.i[186210,186223] [2025-02-08 01:07:00,755 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 01:07:00,811 INFO L204 MainTranslator]: Completed translation [2025-02-08 01:07:00,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00 WrapperNode [2025-02-08 01:07:00,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 01:07:00,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 01:07:00,815 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 01:07:00,815 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 01:07:00,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,866 INFO L138 Inliner]: procedures = 249, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 125 [2025-02-08 01:07:00,868 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 01:07:00,869 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 01:07:00,869 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 01:07:00,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 01:07:00,875 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,876 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,881 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,898 INFO L175 MemorySlicer]: Split 17 memory accesses to 3 slices as follows [2, 2, 13]. 76 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0]. The 8 writes are split as follows [0, 2, 6]. [2025-02-08 01:07:00,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,899 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,915 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,919 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 01:07:00,936 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 01:07:00,936 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 01:07:00,936 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 01:07:00,936 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (1/1) ... [2025-02-08 01:07:00,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-08 01:07:00,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 01:07:00,969 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 01:07:00,977 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 01:07:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2025-02-08 01:07:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2025-02-08 01:07:00,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2025-02-08 01:07:00,994 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2025-02-08 01:07:00,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-08 01:07:00,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-08 01:07:00,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 01:07:00,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 01:07:00,997 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 01:07:01,230 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 01:07:01,232 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3933-1: SUMMARY for call write~$Pointer$#1(my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset, 4bv32); srcloc: null [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3933: havoc my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3933-2: join ~t2~0, 0bv32, 0bv32 assign my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3925-1: my_drv_probe_#res#1 := 0bv32; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950: assume { :end_inline_ldv_assert } true;havoc main_#t~mem19#1; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-2: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917-1: my_drv_probe_~res~0#1 := my_drv_probe_#t~nondet10#1; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917: havoc my_drv_probe_#t~nondet10#1; [2025-02-08 01:07:01,542 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 1bv32 == main_#t~mem19#1 then 1bv32 else 0bv32); [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-3: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3917-2: havoc my_drv_probe_#t~nondet10#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3950-5: SUMMARY for call main_#t~mem19#1 := read~intINTTYPE4#2(main_~#data~1#1.base, ~bvadd~32(24bv32, main_~#data~1#1.offset), 4bv32); srcloc: null [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3918: assume 0bv32 != my_drv_probe_~res~0#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3918: assume !(0bv32 != my_drv_probe_~res~0#1); [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951: assume { :end_inline_ldv_assert } true;havoc main_#t~mem20#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-1: assume false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-1: assume !false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-3: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-2: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-3: assume 0bv32 == ldv_assert_~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-3: assume !(0bv32 == ldv_assert_~expression#1); [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-5: SUMMARY for call main_#t~mem20#1 := read~intINTTYPE4#2(main_~#data~1#1.base, ~bvadd~32(4bv32, ~bvadd~32(24bv32, main_~#data~1#1.offset)), 4bv32); srcloc: null [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-2: assume false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3951-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 2bv32 == main_#t~mem20#1 then 1bv32 else 0bv32); [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-4: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-7: assume false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-6: assume false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-6: assume !false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-9: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-8: assume 0bv32 == ldv_assert_~expression#1; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-8: assume !(0bv32 == ldv_assert_~expression#1); [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-11: assume false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-11: assume !false; [2025-02-08 01:07:01,543 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-13: assume 0bv32 == ldv_assert_~expression#1; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-13: assume !(0bv32 == ldv_assert_~expression#1); [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-12: assume false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-14: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-17: assume false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-16: assume false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-16: assume !false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-19: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-18: assume 0bv32 == ldv_assert_~expression#1; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-18: assume !(0bv32 == ldv_assert_~expression#1); [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-21: assume false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-21: assume !false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-23: assume 0bv32 == ldv_assert_~expression#1; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-23: assume !(0bv32 == ldv_assert_~expression#1); [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-22: assume false; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3885-24: ldv_assert_~expression#1 := ldv_assert_#in~expression#1; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3944: havoc main_~probe_ret~0#1, main_~#data~1#1.base, main_~#data~1#1.offset; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3928-1: my_drv_probe_#res#1 := 4294967295bv32; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3953-1: assume { :begin_inline_my_drv_cleanup } true; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3953: assume { :end_inline_my_drv_cleanup } true; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3954: SUMMARY for call write~intINTTYPE4#2(4294967295bv32, main_~#data~1#1.base, ~bvadd~32(24bv32, main_~#data~1#1.offset), 4bv32); srcloc: null [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3921: ~my_dev~0.base, ~my_dev~0.offset := my_drv_probe_~data#1.base, ~bvadd~32(24bv32, my_drv_probe_~data#1.offset); [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3946: havoc main_~#data~1#1.base, main_~#data~1#1.offset; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3946-1: SUMMARY for call ULTIMATE.dealloc(main_~#data~1#1.base, main_~#data~1#1.offset); srcloc: null [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3930: my_drv_disconnect_~data#1.base, my_drv_disconnect_~data#1.offset := my_drv_disconnect_#in~data#1.base, my_drv_disconnect_#in~data#1.offset; [2025-02-08 01:07:01,544 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3955: SUMMARY for call write~intINTTYPE4#2(4294967295bv32, main_~#data~1#1.base, ~bvadd~32(4bv32, ~bvadd~32(24bv32, main_~#data~1#1.offset)), 4bv32); srcloc: null [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-1: assume { :end_inline_my_drv_probe } true;main_~probe_ret~0#1 := main_#t~ret18#1; [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947: havoc main_#t~ret18#1; [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-3: havoc my_drv_probe_#t~mem8#1, my_drv_probe_#t~mem9#1, my_drv_probe_#t~nondet10#1, my_drv_probe_#t~pre11#1, my_drv_probe_#t~nondet12#1, my_drv_probe_#t~pre13#1, my_drv_probe_#t~nondet14#1, my_drv_probe_~data#1.base, my_drv_probe_~data#1.offset, my_drv_probe_~res~0#1; [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-2: havoc my_drv_probe_#in~data#1.base, my_drv_probe_#in~data#1.offset; [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3947-4: main_#t~ret18#1 := my_drv_probe_#res#1; [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931-1: SUMMARY for call ULTIMATE.dealloc(my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset); srcloc: null [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931: havoc my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset; [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3931-2: SUMMARY for call my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset := #Ultimate.allocOnStack(4bv32); srcloc: null [2025-02-08 01:07:01,545 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956: assume { :end_inline_ldv_assert } true;havoc main_#t~mem21#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-2: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-1: havoc my_drv_probe_#t~pre11#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923: havoc my_drv_probe_#t~nondet12#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 4294967295bv32 == main_#t~mem21#1 then 1bv32 else 0bv32); [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-3: ~t1~0 := my_drv_probe_#t~pre11#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-3: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-2: fork my_drv_probe_#t~pre11#1, 0bv32 my_callback(0bv32, 0bv32); [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-5: my_drv_probe_#t~pre11#1 := #pthreadsForks; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3956-5: SUMMARY for call main_#t~mem21#1 := read~intINTTYPE4#2(main_~#data~1#1.base, ~bvadd~32(24bv32, main_~#data~1#1.offset), 4bv32); srcloc: null [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3923-4: #pthreadsForks := ~bvadd~32(1bv32, #pthreadsForks); [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3948: assume 0bv32 == main_~probe_ret~0#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3948: assume !(0bv32 == main_~probe_ret~0#1); [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3915-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3915: assume { :end_inline_ldv_assert } true;havoc my_drv_probe_#t~mem8#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3915-2: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3932: havoc my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3932-2: join ~t1~0, 0bv32 assign my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3932-1: SUMMARY for call write~$Pointer$#1(my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset, 4bv32); srcloc: null [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-1: havoc ldv_assert_#in~expression#1;assume { :end_inline_ldv_assert } true; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924: havoc my_drv_probe_#t~nondet14#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957: havoc main_#t~mem22#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-3: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-2: fork my_drv_probe_#t~pre13#1, 0bv32, 0bv32 my_callback(0bv32, 0bv32); [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-2: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-1: havoc my_drv_probe_#t~pre13#1; [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-5: SUMMARY for call main_#t~mem22#1 := read~intINTTYPE4#2(main_~#data~1#1.base, ~bvadd~32(4bv32, ~bvadd~32(24bv32, main_~#data~1#1.offset)), 4bv32); srcloc: null [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-4: #pthreadsForks := ~bvadd~32(1bv32, #pthreadsForks); [2025-02-08 01:07:01,546 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3957-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 4294967295bv32 == main_#t~mem22#1 then 1bv32 else 0bv32); [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-3: ~t2~0 := my_drv_probe_#t~pre13#1; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3924-5: my_drv_probe_#t~pre13#1 := #pthreadsForks; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949-1: havoc my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset, my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset, my_drv_disconnect_~data#1.base, my_drv_disconnect_~data#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916: assume { :end_inline_ldv_assert } true;havoc my_drv_probe_#t~mem9#1; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949: havoc my_drv_disconnect_#in~data#1.base, my_drv_disconnect_#in~data#1.offset;assume { :end_inline_my_drv_disconnect } true; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949-3: assume { :begin_inline_my_drv_disconnect } true;my_drv_disconnect_#in~data#1.base, my_drv_disconnect_#in~data#1.offset := main_~#data~1#1.base, main_~#data~1#1.offset; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-2: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3949-2: havoc my_drv_disconnect_#t~ret15#1.base, my_drv_disconnect_#t~ret15#1.offset, my_drv_disconnect_#t~ret16#1.base, my_drv_disconnect_#t~ret16#1.offset, my_drv_disconnect_~data#1.base, my_drv_disconnect_~data#1.offset, my_drv_disconnect_~#status~0#1.base, my_drv_disconnect_~#status~0#1.offset; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-1: havoc ldv_assert_#in~expression#1; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-4: assume { :begin_inline_ldv_assert } true;ldv_assert_#in~expression#1 := (if 0bv32 == my_drv_probe_#t~mem9#1 then 1bv32 else 0bv32); [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-3: havoc ldv_assert_~expression#1; [2025-02-08 01:07:01,547 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3916-5: SUMMARY for call my_drv_probe_#t~mem9#1 := read~intINTTYPE4#2(my_drv_probe_~data#1.base, ~bvadd~32(4bv32, ~bvadd~32(24bv32, my_drv_probe_~data#1.offset)), 4bv32); srcloc: null [2025-02-08 01:07:01,548 INFO L304 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2025-02-08 01:07:01,548 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 01:07:01,619 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 01:07:01,619 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 01:07:01,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:07:01 BoogieIcfgContainer [2025-02-08 01:07:01,619 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 01:07:01,621 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-08 01:07:01,621 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-08 01:07:01,624 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-08 01:07:01,624 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.02 01:07:00" (1/3) ... [2025-02-08 01:07:01,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c555d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:07:01, skipping insertion in model container [2025-02-08 01:07:01,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 01:07:00" (2/3) ... [2025-02-08 01:07:01,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c555d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.02 01:07:01, skipping insertion in model container [2025-02-08 01:07:01,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 01:07:01" (3/3) ... [2025-02-08 01:07:01,626 INFO L128 eAbstractionObserver]: Analyzing ICFG race-3_1-container_of-global.i [2025-02-08 01:07:01,635 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-08 01:07:01,636 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG race-3_1-container_of-global.i that has 2 procedures, 13 locations, 1 initial locations, 0 loop locations, and 6 error locations. [2025-02-08 01:07:01,636 INFO L491 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2025-02-08 01:07:01,646 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 01:07:01,650 INFO L158 Benchmark]: Toolchain (without parser) took 1558.79ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 39.4MB in the end (delta: 17.2MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2025-02-08 01:07:01,650 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 34.4kB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:07:01,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.76ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 49.8MB in the end (delta: 6.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2025-02-08 01:07:01,650 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.32ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 47.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 01:07:01,650 INFO L158 Benchmark]: Boogie Preprocessor took 65.79ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 43.3MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:07:01,651 INFO L158 Benchmark]: IcfgBuilder took 683.76ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 44.4MB in the end (delta: -1.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2025-02-08 01:07:01,651 INFO L158 Benchmark]: TraceAbstraction took 27.61ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 39.4MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 01:07:01,652 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 34.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.76ms. Allocated memory is still 83.9MB. Free memory was 56.6MB in the beginning and 49.8MB in the end (delta: 6.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.32ms. Allocated memory is still 83.9MB. Free memory was 49.8MB in the beginning and 47.7MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.79ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 43.3MB in the end (delta: 3.9MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 683.76ms. Allocated memory is still 83.9MB. Free memory was 43.3MB in the beginning and 44.4MB in the end (delta: -1.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * TraceAbstraction took 27.61ms. Allocated memory is still 83.9MB. Free memory was 43.6MB in the beginning and 39.4MB in the end (delta: 4.2MB). There was no memory consumed. 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 01:07:01,667 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 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