./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/systemc/toy.cil.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/toy.cil.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 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:13:42,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:13:42,697 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:13:42,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:13:42,706 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:13:42,725 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:13:42,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:13:42,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:13:42,726 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:13:42,727 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:13:42,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:13:42,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:13:42,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:13:42,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:13:42,728 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:13:42,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:13:42,728 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:13:42,728 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:13:42,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:13:42,729 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:13:42,729 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:13:42,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:13:42,730 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:13:42,731 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:13:42,731 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:13:42,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:13:42,731 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 -> 4a8eabec1830ab654b41f6937ec2f9359cd3dd371ede66eafc352bac48edda3b [2025-02-07 21:13:42,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:13:43,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:13:43,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:13:43,009 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:13:43,009 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:13:43,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/systemc/toy.cil.c [2025-02-07 21:13:44,221 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ba2ddc15c/7afc0a2d78f74ad1ada44042b8783ab9/FLAGc7efa2724 [2025-02-07 21:13:44,503 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:13:44,505 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/systemc/toy.cil.c [2025-02-07 21:13:44,513 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ba2ddc15c/7afc0a2d78f74ad1ada44042b8783ab9/FLAGc7efa2724 [2025-02-07 21:13:44,780 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/ba2ddc15c/7afc0a2d78f74ad1ada44042b8783ab9 [2025-02-07 21:13:44,782 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:13:44,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:13:44,785 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:13:44,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:13:44,787 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:13:44,788 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:44,789 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2959b12a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44, skipping insertion in model container [2025-02-07 21:13:44,790 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:44,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:13:44,891 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/toy.cil.c[697,710] [2025-02-07 21:13:44,931 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:13:44,938 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:13:44,944 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/toy.cil.c[697,710] [2025-02-07 21:13:44,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:13:44,973 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:13:44,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44 WrapperNode [2025-02-07 21:13:44,973 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:13:44,974 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:13:44,974 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:13:44,974 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:13:44,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:44,984 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,000 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 348 [2025-02-07 21:13:45,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:13:45,001 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:13:45,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:13:45,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:13:45,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,009 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,024 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 21:13:45,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,031 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,040 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,042 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:13:45,042 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:13:45,042 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:13:45,042 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:13:45,043 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (1/1) ... [2025-02-07 21:13:45,051 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:13:45,062 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:13:45,075 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 21:13:45,082 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 21:13:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:13:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:13:45,102 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:13:45,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:13:45,165 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:13:45,167 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:13:45,556 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L159: assume 0 == ~processed~0;~data~0 := 1 + ~data~0;~e_g~0 := 1; [2025-02-07 21:13:45,556 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L159: assume !(0 == ~processed~0); [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L126: assume { :end_inline_error } true; [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L93: assume 1 == ~c1_pc~0; [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L93: assume !(1 == ~c1_pc~0); [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L118: write_loop_~t~0#1 := ~t_b~0; [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L597: assume 2 == ~wl_pc~0; [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L597: assume !(2 == ~wl_pc~0); [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L564: assume 0 == ~e_f~0;~e_f~0 := 1; [2025-02-07 21:13:45,557 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L564: assume !(0 == ~e_f~0); [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L589: assume 1 == ~wl_pc~0; [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L589: assume !(1 == ~wl_pc~0); [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L358: assume { :end_inline_compute2 } true; [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L102: assume 1 == ~c2_pc~0; [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L102: assume !(1 == ~c2_pc~0); [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L639: assume 1 == ~e_e~0;~e_e~0 := 2; [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L639: assume !(1 == ~e_e~0); [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L94: assume 1 == ~e_f~0;~c1_st~0 := 0; [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L94: assume !(1 == ~e_f~0); [2025-02-07 21:13:45,558 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L664: assume 0 == ~wl_st~0; [2025-02-07 21:13:45,559 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L664: assume !(0 == ~wl_st~0); [2025-02-07 21:13:45,559 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L119: assume ~d~0 == 1 + write_loop_~t~0#1; [2025-02-07 21:13:45,559 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L119: assume !(~d~0 == 1 + write_loop_~t~0#1); [2025-02-07 21:13:45,559 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L598: assume 1 == ~e_e~0;~wl_st~0 := 0; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L598: assume !(1 == ~e_e~0); [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L111: ~e_f~0 := 2;~wl_st~0 := 2;~wl_pc~0 := 2;~t_b~0 := write_loop_~t~0#1; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L590: assume 1 == ~e_wl~0;~wl_st~0 := 0; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L590: assume !(1 == ~e_wl~0); [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L103: assume 1 == ~e_f~0;~c2_st~0 := 0; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L103: assume !(1 == ~e_f~0); [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L549: havoc eval_#t~nondet4#1, eval_#t~nondet5#1, eval_#t~nondet6#1, eval_#t~nondet7#1, eval_#t~nondet8#1, eval_~tmp~0#1, eval_~tmp___0~0#1, eval_~tmp___1~0#1, eval_~tmp___2~0#1, eval_~tmp___3~0#1;assume { :end_inline_eval } true;start_simulation_~kernel_st~0#1 := 2; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L673: assume 0 == ~wb_st~0; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L673: assume !(0 == ~wb_st~0); [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L607: assume 1 == ~c1_pc~0; [2025-02-07 21:13:45,560 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L607: assume !(1 == ~c1_pc~0); [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L574: assume 0 == ~e_e~0;~e_e~0 := 1; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L574: assume !(0 == ~e_e~0); [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: assume { :end_inline_compute1 } true; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L87: assume true;write_loop_~t~0#1 := ~d~0;~data~0 := ~d~0;~processed~0 := 0;~e_f~0 := 1; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L87: assume !true; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L649: assume 1 == ~e_g~0;~e_g~0 := 2; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L649: assume !(1 == ~e_g~0); [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L616: assume 1 == ~c2_pc~0; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L616: assume !(1 == ~c2_pc~0); [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L162: assume 1 == ~wb_pc~0; [2025-02-07 21:13:45,561 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L162: assume !(1 == ~wb_pc~0); [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L608: assume 1 == ~e_f~0;~c1_st~0 := 0; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L608: assume !(1 == ~e_f~0); [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L625: assume 1 == ~wb_pc~0; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L625: assume !(1 == ~wb_pc~0); [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L559: ~c_req_up~0 := 0; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L204: assume 0 == ~processed~0;~data~0 := 1 + ~data~0;~e_g~0 := 1; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L204: assume !(0 == ~processed~0); [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L171: ~e_g~0 := 2; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L617: assume 1 == ~e_f~0;~c2_st~0 := 0; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L617: assume !(1 == ~e_f~0); [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L584: assume 0 == ~e_wl~0;~e_wl~0 := 1; [2025-02-07 21:13:45,562 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L584: assume !(0 == ~e_wl~0); [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L328: havoc write_loop_~t~0#1;assume { :end_inline_write_loop } true; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume 1 == ~e_g~0;~wb_st~0 := 0; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume !(1 == ~e_g~0); [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L667: assume 0 == ~c1_st~0; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L667: assume !(0 == ~c1_st~0); [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L634: assume 1 == ~e_c~0;~r_st~0 := 0; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L634: assume !(1 == ~e_c~0); [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122: assume ~d~0 == 2 + write_loop_~t~0#1; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L122: assume !(~d~0 == 2 + write_loop_~t~0#1);assume { :begin_inline_error } true; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L23: assume false;assume false; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L23: assume !false; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L659: assume 1 == ~e_wl~0;~e_wl~0 := 2; [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L659: assume !(1 == ~e_wl~0); [2025-02-07 21:13:45,563 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L626: assume 1 == ~e_g~0;~wb_st~0 := 0; [2025-02-07 21:13:45,567 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L626: assume !(1 == ~e_g~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L552: assume 1 == ~c_req_up~0; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L552: assume !(1 == ~c_req_up~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L676: assume 0 == ~r_st~0; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L676: assume !(0 == ~r_st~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L569: assume 0 == ~e_g~0;~e_g~0 := 1; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L569: assume !(0 == ~e_g~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L553: assume ~c~0 != ~c_t~0;~c~0 := ~c_t~0;~e_c~0 := 0; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L553: assume !(~c~0 != ~c_t~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L644: assume 1 == ~e_f~0;~e_f~0 := 2; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L644: assume !(1 == ~e_f~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L388: assume { :end_inline_read } true; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L207: assume 1 == ~wb_pc~0; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L207: assume !(1 == ~wb_pc~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L579: assume 0 == ~e_c~0;~e_c~0 := 1; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L579: assume !(0 == ~e_c~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L670: assume 0 == ~c2_st~0; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L670: assume !(0 == ~c2_st~0); [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L249: ~c_t~0 := ~data~0;~c_req_up~0 := 1;~processed~0 := 1; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: ~e_g~0 := 2; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L373: assume { :end_inline_write_back } true; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L563: start_simulation_~kernel_st~0#1 := 3; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L208: assume 1 == ~e_g~0;~wb_st~0 := 0; [2025-02-07 21:13:45,568 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L208: assume !(1 == ~e_g~0); [2025-02-07 21:13:45,569 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L654: assume 1 == ~e_c~0;~e_c~0 := 2; [2025-02-07 21:13:45,569 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L654: assume !(1 == ~e_c~0); [2025-02-07 21:13:45,580 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2025-02-07 21:13:45,582 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:13:45,588 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:13:45,589 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:13:45,589 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:13:45 BoogieIcfgContainer [2025-02-07 21:13:45,589 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:13:45,591 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:13:45,591 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:13:45,594 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:13:45,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:13:44" (1/3) ... [2025-02-07 21:13:45,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744bfe4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:13:45, skipping insertion in model container [2025-02-07 21:13:45,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:13:44" (2/3) ... [2025-02-07 21:13:45,595 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@744bfe4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:13:45, skipping insertion in model container [2025-02-07 21:13:45,595 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:13:45" (3/3) ... [2025-02-07 21:13:45,596 INFO L128 eAbstractionObserver]: Analyzing ICFG toy.cil.c [2025-02-07 21:13:45,606 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:13:45,607 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG toy.cil.c that has 1 procedures, 87 locations, 1 initial locations, 6 loop locations, and 1 error locations. [2025-02-07 21:13:45,647 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:13:45,654 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;@52720f51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:13:45,654 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:13:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 65 states have (on average 1.9384615384615385) internal successors, (126), 86 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:13:45,660 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:13:45,661 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:13:45,664 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 21:13:45,667 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 87 states, 65 states have (on average 1.9384615384615385) internal successors, (126), 86 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:13:45,683 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:13:45,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:13:45 BoogieIcfgContainer [2025-02-07 21:13:45,689 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:13:45,690 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:13:45,690 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:13:45,690 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:13:45,690 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:13:45" (3/4) ... [2025-02-07 21:13:45,692 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:13:45,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-02-07 21:13:45,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-07 21:13:45,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:13:45,698 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:13:45,756 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:13:45,756 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:13:45,756 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:13:45,757 INFO L158 Benchmark]: Toolchain (without parser) took 973.10ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 53.6MB in the end (delta: 58.7MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2025-02-07 21:13:45,757 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 123.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:13:45,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 189.20ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 97.5MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:13:45,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.31ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 95.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:13:45,758 INFO L158 Benchmark]: Boogie Preprocessor took 40.98ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 94.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:13:45,758 INFO L158 Benchmark]: IcfgBuilder took 546.85ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 69.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-07 21:13:45,758 INFO L158 Benchmark]: TraceAbstraction took 98.31ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 61.0MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 21:13:45,758 INFO L158 Benchmark]: Witness Printer took 66.58ms. Allocated memory is still 142.6MB. Free memory was 61.0MB in the beginning and 53.6MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 21:13:45,759 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 201.3MB. Free memory is still 123.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 189.20ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 97.5MB in the end (delta: 14.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.31ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 95.5MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.98ms. Allocated memory is still 142.6MB. Free memory was 95.5MB in the beginning and 94.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 546.85ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 69.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 98.31ms. Allocated memory is still 142.6MB. Free memory was 68.9MB in the beginning and 61.0MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 66.58ms. Allocated memory is still 142.6MB. Free memory was 61.0MB in the beginning and 53.6MB in the end (delta: 7.4MB). 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: 23]: 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 1 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, 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=87occurred 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 21:13:45,771 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: TRUE