./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/token_ring.12.cil-1.c --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/systemc/token_ring.12.cil-1.c -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 962623ba1d780e7ad35b9b6d7f5839750bc2f361556d46080824a3701cf71595 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:13:37,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:13:37,489 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:13:37,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:13:37,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:13:37,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:13:37,513 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:13:37,513 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:13:37,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:13:37,513 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:13:37,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:13:37,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:13:37,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:13:37,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:13:37,514 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:13:37,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:13:37,515 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:13:37,515 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:13:37,515 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:13:37,515 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:13:37,515 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:13:37,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:13:37,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:13:37,516 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:13:37,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:13:37,516 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:13:37,516 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:13:37,516 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:13:37,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:13:37,517 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:13:37,517 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:13:37,517 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:13:37,517 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:13:37,517 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 -> 962623ba1d780e7ad35b9b6d7f5839750bc2f361556d46080824a3701cf71595 [2025-02-07 21:13:37,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:13:37,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:13:37,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:13:37,832 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:13:37,833 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:13:37,834 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/token_ring.12.cil-1.c [2025-02-07 21:13:39,159 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dabd90037/c458edae0f504b2f9587d79eb1b5beb9/FLAGe0a32bbda [2025-02-07 21:13:39,458 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:13:39,459 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/systemc/token_ring.12.cil-1.c [2025-02-07 21:13:39,476 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dabd90037/c458edae0f504b2f9587d79eb1b5beb9/FLAGe0a32bbda [2025-02-07 21:13:39,494 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/dabd90037/c458edae0f504b2f9587d79eb1b5beb9 [2025-02-07 21:13:39,497 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:13:39,499 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:13:39,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:13:39,501 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:13:39,505 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:13:39,506 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:39,507 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79ad0e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39, skipping insertion in model container [2025-02-07 21:13:39,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:39,551 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:13:39,687 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/systemc/token_ring.12.cil-1.c[671,684] [2025-02-07 21:13:39,853 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:13:39,866 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:13:39,876 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/systemc/token_ring.12.cil-1.c[671,684] [2025-02-07 21:13:39,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:13:39,962 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:13:39,962 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39 WrapperNode [2025-02-07 21:13:39,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:13:39,963 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:13:39,964 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:13:39,964 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:13:39,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:39,983 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,044 INFO L138 Inliner]: procedures = 52, calls = 68, calls flagged for inlining = 35, calls inlined = 35, statements flattened = 840 [2025-02-07 21:13:40,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:13:40,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:13:40,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:13:40,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:13:40,053 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,061 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,087 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 21:13:40,092 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,104 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:13:40,127 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:13:40,130 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:13:40,130 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:13:40,131 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (1/1) ... [2025-02-07 21:13:40,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:13:40,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:13:40,161 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) [2025-02-07 21:13:40,167 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 [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure error [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2025-02-07 21:13:40,182 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2025-02-07 21:13:40,182 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2025-02-07 21:13:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:13:40,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:13:40,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:13:40,301 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:13:40,304 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:13:41,060 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1819: havoc eval_#t~ret6#1, eval_#t~nondet7#1, eval_~tmp_ndt_1~0#1, eval_#t~nondet8#1, eval_~tmp_ndt_2~0#1, eval_#t~nondet9#1, eval_~tmp_ndt_3~0#1, eval_#t~nondet10#1, eval_~tmp_ndt_4~0#1, eval_#t~nondet11#1, eval_~tmp_ndt_5~0#1, eval_#t~nondet12#1, eval_~tmp_ndt_6~0#1, eval_#t~nondet13#1, eval_~tmp_ndt_7~0#1, eval_#t~nondet14#1, eval_~tmp_ndt_8~0#1, eval_#t~nondet15#1, eval_~tmp_ndt_9~0#1, eval_#t~nondet16#1, eval_~tmp_ndt_10~0#1, eval_#t~nondet17#1, eval_~tmp_ndt_11~0#1, eval_#t~nondet18#1, eval_~tmp_ndt_12~0#1, eval_#t~nondet19#1, eval_~tmp_ndt_13~0#1, eval_~tmp~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1671: assume 1 == ~T9_E~0;~T9_E~0 := 2; [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1671: assume !(1 == ~T9_E~0); [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1159: assume { :end_inline_transmit10 } true; [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L135: assume ~token~0 != 12 + ~local~0; [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L135: assume !(~token~0 != 12 + ~local~0); [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L581: ~token~0 := 1 + ~token~0;~E_M~0 := 1; [2025-02-07 21:13:41,061 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787: assume -2147483648 <= stop_simulation_#t~ret33#1 && stop_simulation_#t~ret33#1 <= 2147483647;stop_simulation_~tmp~2#1 := stop_simulation_#t~ret33#1;havoc stop_simulation_#t~ret33#1; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1787-1: SUMMARY for call stop_simulation_#t~ret33#1 := exists_runnable_thread(); srcloc: null [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1721: assume 1 == ~E_6~0;~E_6~0 := 2; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1721: assume !(1 == ~E_6~0); [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185: ~token~0 := 1 + ~token~0;~E_2~0 := 1; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: ~E_7~0 := 2; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1837: assume { :end_inline_fire_time_events } true; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1061: assume { :end_inline_transmit3 } true; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1656: assume 1 == ~T6_E~0;~T6_E~0 := 2; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1656: assume !(1 == ~T6_E~0); [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L401: ~token~0 := 1 + ~token~0;~E_8~0 := 1; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1838: assume { :begin_inline_reset_time_events } true; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1838-1: SUMMARY for call activate_threads(); srcloc: null [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1706: assume 1 == ~E_3~0;~E_3~0 := 2; [2025-02-07 21:13:41,062 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1706: assume !(1 == ~E_3~0); [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L137: SUMMARY for call error(); srcloc: null [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L583: ~E_M~0 := 2; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L583-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1789: assume 0 != stop_simulation_~tmp~2#1;stop_simulation_~__retres2~0#1 := 0; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1789: assume !(0 != stop_simulation_~tmp~2#1);stop_simulation_~__retres2~0#1 := 1;stop_simulation_#res#1 := stop_simulation_~__retres2~0#1; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: ~E_2~0 := 2; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1145: assume { :end_inline_transmit9 } true; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1839: assume { :end_inline_reset_time_events } true; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1641: assume 1 == ~T3_E~0;~T3_E~0 := 2; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1641: assume !(1 == ~T3_E~0); [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1823: start_simulation_~kernel_st~0#1 := 3; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1823-1: SUMMARY for call update_channels(); srcloc: null [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: ~token~0 := 1 + ~token~0;~E_3~0 := 1; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1691: assume 1 == ~E_M~0;~E_M~0 := 2; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1691: assume !(1 == ~E_M~0); [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1047: assume { :end_inline_transmit2 } true; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L403: ~E_8~0 := 2; [2025-02-07 21:13:41,063 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L403-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1741: assume 1 == ~E_10~0;~E_10~0 := 2; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1741: assume !(1 == ~E_10~0); [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1626: assume 1 == ~M_E~0;~M_E~0 := 2; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1626: assume !(1 == ~M_E~0); [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L437: ~token~0 := 1 + ~token~0;~E_9~0 := 1; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1676: assume 1 == ~T10_E~0;~T10_E~0 := 2; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1676: assume !(1 == ~T10_E~0); [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L140: assume master_~tmp_var~0#1 <= 5; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L140: assume !(master_~tmp_var~0#1 <= 5); [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1131: assume { :end_inline_transmit8 } true; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L223: ~E_3~0 := 2; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1726: assume 1 == ~E_7~0;~E_7~0 := 2; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1726: assume !(1 == ~E_7~0); [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L223-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L141: assume master_~tmp_var~0#1 >= 5; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L141: assume !(master_~tmp_var~0#1 >= 5); [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1033: assume { :end_inline_transmit1 } true; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: ~token~0 := 1 + ~token~0;~E_4~0 := 1; [2025-02-07 21:13:41,064 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1661: assume 1 == ~T7_E~0;~T7_E~0 := 2; [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1661: assume !(1 == ~T7_E~0); [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L439: ~E_9~0 := 2; [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L439-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1711: assume 1 == ~E_4~0;~E_4~0 := 2; [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1711: assume !(1 == ~E_4~0); [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1827: SUMMARY for call fire_delta_events(); srcloc: null [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1117: assume { :end_inline_transmit7 } true; [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L473: ~token~0 := 1 + ~token~0;~E_10~0 := 1; [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1646: assume 1 == ~T4_E~0;~T4_E~0 := 2; [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1646: assume !(1 == ~T4_E~0); [2025-02-07 21:13:41,065 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1828: SUMMARY for call activate_threads(); srcloc: null [2025-02-07 21:13:41,066 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259: ~E_4~0 := 2; [2025-02-07 21:13:41,066 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L259-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,066 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1696: assume 1 == ~E_1~0;~E_1~0 := 2; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1696: assume !(1 == ~E_1~0); [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1019: havoc master_#t~nondet4#1, master_#t~nondet5#1, master_~tmp_var~0#1;assume { :end_inline_master } true; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1845: start_simulation_#t~ret35#1 := stop_simulation_#res#1;havoc stop_simulation_#t~ret33#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;assume { :end_inline_stop_simulation } true;assume -2147483648 <= start_simulation_#t~ret35#1 && start_simulation_#t~ret35#1 <= 2147483647;start_simulation_~tmp___0~1#1 := start_simulation_#t~ret35#1;havoc start_simulation_#t~ret35#1; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1845-1: assume { :begin_inline_stop_simulation } true;havoc stop_simulation_#res#1;havoc stop_simulation_#t~ret33#1, stop_simulation_~tmp~2#1, stop_simulation_~__retres2~0#1;havoc stop_simulation_~tmp~2#1;havoc stop_simulation_~__retres2~0#1; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1746: assume 1 == ~E_11~0;~E_11~0 := 2; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1746: assume !(1 == ~E_11~0); [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1829: SUMMARY for call reset_delta_events(); srcloc: null [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L293: ~token~0 := 1 + ~token~0;~E_5~0 := 1; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1631: assume 1 == ~T1_E~0;~T1_E~0 := 2; [2025-02-07 21:13:41,067 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1631: assume !(1 == ~T1_E~0); [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L475: ~E_10~0 := 2; [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L475-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1681: assume 1 == ~T11_E~0;~T11_E~0 := 2; [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1681: assume !(1 == ~T11_E~0); [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1103: assume { :end_inline_transmit6 } true; [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1731: assume 1 == ~E_8~0;~E_8~0 := 2; [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1731: assume !(1 == ~E_8~0); [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L509: ~token~0 := 1 + ~token~0;~E_11~0 := 1; [2025-02-07 21:13:41,068 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1847: assume 0 != start_simulation_~tmp___0~1#1; [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1847: assume !(0 != start_simulation_~tmp___0~1#1); [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L146: assume master_~tmp_var~0#1 <= 5; [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L146: assume !(master_~tmp_var~0#1 <= 5); [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295: ~E_5~0 := 2; [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1187: assume { :end_inline_transmit12 } true; [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1666: assume 1 == ~T8_E~0;~T8_E~0 := 2; [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1666: assume !(1 == ~T8_E~0); [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1716: assume 1 == ~E_5~0;~E_5~0 := 2; [2025-02-07 21:13:41,069 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1716: assume !(1 == ~E_5~0); [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L147: assume master_~tmp_var~0#1 >= 5; [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L147: assume !(master_~tmp_var~0#1 >= 5); [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L329: ~token~0 := 1 + ~token~0;~E_6~0 := 1; [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1832: assume -2147483648 <= start_simulation_#t~ret34#1 && start_simulation_#t~ret34#1 <= 2147483647;start_simulation_~tmp~3#1 := start_simulation_#t~ret34#1;havoc start_simulation_#t~ret34#1; [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1832-1: SUMMARY for call start_simulation_#t~ret34#1 := exists_runnable_thread(); srcloc: null [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1089: assume { :end_inline_transmit5 } true; [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L511: ~E_11~0 := 2; [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L511-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,070 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L148: assume 5 == master_~tmp_var~0#1; [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L148: assume !(5 == master_~tmp_var~0#1); [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1651: assume 1 == ~T5_E~0;~T5_E~0 := 2; [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1651: assume !(1 == ~T5_E~0); [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1701: assume 1 == ~E_2~0;~E_2~0 := 2; [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1701: assume !(1 == ~E_2~0); [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L545: ~token~0 := 1 + ~token~0;~E_12~0 := 1; [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1751: assume 1 == ~E_12~0;~E_12~0 := 2; [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1751: assume !(1 == ~E_12~0); [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1173: assume { :end_inline_transmit11 } true; [2025-02-07 21:13:41,071 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149: SUMMARY for call error(); srcloc: null [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L331: ~E_6~0 := 2; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1834: assume 0 == start_simulation_~tmp~3#1;start_simulation_~kernel_st~0#1 := 4;assume { :begin_inline_fire_time_events } true;~M_E~0 := 1; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1834: assume !(0 == start_simulation_~tmp~3#1); [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L331-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636: assume 1 == ~T2_E~0;~T2_E~0 := 2; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1636: assume !(1 == ~T2_E~0); [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1686: assume 1 == ~T12_E~0;~T12_E~0 := 2; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1686: assume !(1 == ~T12_E~0); [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1075: assume { :end_inline_transmit4 } true; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L365: ~token~0 := 1 + ~token~0;~E_7~0 := 1; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1736: assume 1 == ~E_9~0;~E_9~0 := 2; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1736: assume !(1 == ~E_9~0); [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L547: ~E_12~0 := 2; [2025-02-07 21:13:41,072 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L547-1: SUMMARY for call immediate_notify(); srcloc: null [2025-02-07 21:13:41,155 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2025-02-07 21:13:41,156 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:13:41,182 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:13:41,182 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:13:41,183 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:13:41 BoogieIcfgContainer [2025-02-07 21:13:41,183 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:13:41,185 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:13:41,186 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:13:41,190 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:13:41,191 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:13:39" (1/3) ... [2025-02-07 21:13:41,192 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b88a73d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:13:41, skipping insertion in model container [2025-02-07 21:13:41,192 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:39" (2/3) ... [2025-02-07 21:13:41,193 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b88a73d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:13:41, skipping insertion in model container [2025-02-07 21:13:41,193 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:13:41" (3/3) ... [2025-02-07 21:13:41,194 INFO L128 eAbstractionObserver]: Analyzing ICFG token_ring.12.cil-1.c [2025-02-07 21:13:41,209 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:13:41,212 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG token_ring.12.cil-1.c that has 8 procedures, 323 locations, 1 initial locations, 15 loop locations, and 1 error locations. [2025-02-07 21:13:41,272 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:13:41,285 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@479e7ac4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:13:41,285 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:13:41,290 INFO L276 IsEmpty]: Start isEmpty. Operand has 319 states, 237 states have (on average 1.780590717299578) internal successors, (422), 305 states have internal predecessors, (422), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2025-02-07 21:13:41,302 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:13:41,307 INFO L782 garLoopResultBuilder]: Registering result SAFE for location errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:13:41,312 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 21:13:41,322 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 319 states, 237 states have (on average 1.780590717299578) internal successors, (422), 305 states have internal predecessors, (422), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2025-02-07 21:13:41,369 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:13:41,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:13:41 BoogieIcfgContainer [2025-02-07 21:13:41,383 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:13:41,384 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:13:41,384 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:13:41,384 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:13:41,385 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:13:41" (3/4) ... [2025-02-07 21:13:41,387 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:13:41,391 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure activate_threads [2025-02-07 21:13:41,391 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure immediate_notify [2025-02-07 21:13:41,391 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure exists_runnable_thread [2025-02-07 21:13:41,391 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure update_channels [2025-02-07 21:13:41,391 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure fire_delta_events [2025-02-07 21:13:41,391 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure reset_delta_events [2025-02-07 21:13:41,392 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure error [2025-02-07 21:13:41,411 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2025-02-07 21:13:41,412 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-02-07 21:13:41,414 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:13:41,415 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:13:41,551 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:13:41,552 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:13:41,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:13:41,553 INFO L158 Benchmark]: Toolchain (without parser) took 2053.81ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 54.0MB in the end (delta: 51.1MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2025-02-07 21:13:41,553 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:13:41,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.74ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 83.4MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 21:13:41,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.65ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 79.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:13:41,554 INFO L158 Benchmark]: Boogie Preprocessor took 80.50ms. Allocated memory is still 142.6MB. Free memory was 79.8MB in the beginning and 76.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:13:41,555 INFO L158 Benchmark]: IcfgBuilder took 1055.99ms. Allocated memory is still 142.6MB. Free memory was 76.1MB in the beginning and 80.8MB in the end (delta: -4.7MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2025-02-07 21:13:41,555 INFO L158 Benchmark]: TraceAbstraction took 198.61ms. Allocated memory is still 142.6MB. Free memory was 80.1MB in the beginning and 67.2MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:13:41,555 INFO L158 Benchmark]: Witness Printer took 167.82ms. Allocated memory is still 142.6MB. Free memory was 67.2MB in the beginning and 54.0MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 21:13:41,556 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 201.3MB. Free memory is still 127.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.74ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 83.4MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.65ms. Allocated memory is still 142.6MB. Free memory was 83.4MB in the beginning and 79.8MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 80.50ms. Allocated memory is still 142.6MB. Free memory was 79.8MB in the beginning and 76.1MB in the end (delta: 3.6MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 1055.99ms. Allocated memory is still 142.6MB. Free memory was 76.1MB in the beginning and 80.8MB in the end (delta: -4.7MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * TraceAbstraction took 198.61ms. Allocated memory is still 142.6MB. Free memory was 80.1MB in the beginning and 67.2MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 167.82ms. Allocated memory is still 142.6MB. Free memory was 67.2MB in the beginning and 54.0MB in the end (delta: 13.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 20]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 323 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=319occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2025-02-07 21:13:41,573 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE