./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.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/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.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 c6267d36e2eda753e26c9c989bedb16747ddf010783b33bee2d0cb2d2001d5ce --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:15:08,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:15:08,153 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:15:08,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:15:08,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:15:08,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:15:08,185 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:15:08,185 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:15:08,186 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:15:08,186 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:15:08,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:15:08,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:15:08,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:15:08,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:15:08,187 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:15:08,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:15:08,188 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:15:08,189 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:15:08,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:15:08,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:15:08,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:15:08,190 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 -> c6267d36e2eda753e26c9c989bedb16747ddf010783b33bee2d0cb2d2001d5ce [2025-02-07 21:15:08,399 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:15:08,405 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:15:08,408 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:15:08,409 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:15:08,409 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:15:08,410 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2025-02-07 21:15:09,586 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bfd2260bb/7ad37a3eefcd49debf7827f3d9713988/FLAGef1f2c26f [2025-02-07 21:15:09,810 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:15:09,810 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2025-02-07 21:15:09,817 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bfd2260bb/7ad37a3eefcd49debf7827f3d9713988/FLAGef1f2c26f [2025-02-07 21:15:10,153 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/bfd2260bb/7ad37a3eefcd49debf7827f3d9713988 [2025-02-07 21:15:10,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:15:10,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:15:10,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:15:10,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:15:10,161 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:15:10,162 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2121aaf3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10, skipping insertion in model container [2025-02-07 21:15:10,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,187 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:15:10,321 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/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c[12747,12760] [2025-02-07 21:15:10,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:15:10,328 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:15:10,370 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/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c[12747,12760] [2025-02-07 21:15:10,370 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:15:10,380 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:15:10,381 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10 WrapperNode [2025-02-07 21:15:10,381 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:15:10,381 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:15:10,381 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:15:10,382 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:15:10,385 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,410 INFO L138 Inliner]: procedures = 21, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 479 [2025-02-07 21:15:10,411 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:15:10,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:15:10,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:15:10,411 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:15:10,416 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,419 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,426 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 21:15:10,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,434 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,436 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,436 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:15:10,439 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:15:10,439 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:15:10,439 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:15:10,440 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (1/1) ... [2025-02-07 21:15:10,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:15:10,475 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:15:10,486 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 21:15:10,488 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 21:15:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:15:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:15:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:15:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:15:10,599 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:15:10,601 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:15:11,105 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L159: assume 0 != ~ep21~0 % 256; [2025-02-07 21:15:11,105 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L159: assume !(0 != ~ep21~0 % 256); [2025-02-07 21:15:11,105 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L440: assume ~st2~0 + ~nl2~0 <= 1; [2025-02-07 21:15:11,105 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L440: assume !(~st2~0 + ~nl2~0 <= 1);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: assume ~r3~0 < 2; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L209: assume !(~r3~0 < 2); [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L143: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L143: assume !(~m2~0 > ~max2~0); [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: assume ~r1~0 < 2;check_~tmp~1#1 := 1; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L457: assume !(~r1~0 < 2); [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L201: assume ~max3~0 == ~id3~0;~st3~0 := 1; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L201: assume !(~max3~0 == ~id3~0);~nl3~0 := 1; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L135: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-07 21:15:11,106 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L135: assume !(~m2~0 > ~max2~0); [2025-02-07 21:15:11,107 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L160: assume 0 != ~newmax2~0 % 256;~p21_new~0 := (if (if ~max2~0 != ~nomsg~0 && ~p21_new~0 == ~nomsg~0 then ~max2~0 else ~p21_new~0) % 256 <= 127 then (if ~max2~0 != ~nomsg~0 && ~p21_new~0 == ~nomsg~0 then ~max2~0 else ~p21_new~0) % 256 else (if ~max2~0 != ~nomsg~0 && ~p21_new~0 == ~nomsg~0 then ~max2~0 else ~p21_new~0) % 256 - 256); [2025-02-07 21:15:11,107 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L160: assume !(0 != ~newmax2~0 % 256); [2025-02-07 21:15:11,107 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L573: assume false;assume false; [2025-02-07 21:15:11,107 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L573: assume !false; [2025-02-07 21:15:11,107 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L441: assume ~st3~0 + ~nl3~0 <= 1; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L441: assume !(~st3~0 + ~nl3~0 <= 1);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L210: assume 0 != ~ep31~0 % 256; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L210: assume !(0 != ~ep31~0 % 256); [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L450: assume 1 == ~st1~0 + ~st2~0 + ~st3~0; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L450: assume !(1 == ~st1~0 + ~st2~0 + ~st3~0);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L194: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L194: assume !(~m3~0 > ~max3~0); [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L442: assume ~r1~0 >= 2; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L442: assume !(~r1~0 >= 2); [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L186: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L186: assume !(~m3~0 > ~max3~0); [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L211: assume 0 != ~newmax3~0 % 256;~p31_new~0 := (if (if ~max3~0 != ~nomsg~0 && ~p31_new~0 == ~nomsg~0 then ~max3~0 else ~p31_new~0) % 256 <= 127 then (if ~max3~0 != ~nomsg~0 && ~p31_new~0 == ~nomsg~0 then ~max3~0 else ~p31_new~0) % 256 else (if ~max3~0 != ~nomsg~0 && ~p31_new~0 == ~nomsg~0 then ~max3~0 else ~p31_new~0) % 256 - 256); [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L211: assume !(0 != ~newmax3~0 % 256); [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L558: main_#t~ret35#1 := check_#res#1;havoc check_~tmp~1#1;assume { :end_inline_check } true;assume -2147483648 <= main_#t~ret35#1 && main_#t~ret35#1 <= 2147483647;main_~c1~0#1 := main_#t~ret35#1;havoc main_#t~ret35#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L170: ~mode2~0 := 1; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L559: havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true;main_#t~post36#1 := main_~i2~0#1;main_~i2~0#1 := 1 + main_#t~post36#1;havoc main_#t~post36#1; [2025-02-07 21:15:11,108 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L460: assume 2 == ~nl1~0 + ~nl2~0 + ~nl3~0;check_~tmp~1#1 := 1; [2025-02-07 21:15:11,109 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L460: assume !(2 == ~nl1~0 + ~nl2~0 + ~nl3~0);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,109 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L452: assume ~r1~0 >= 2; [2025-02-07 21:15:11,109 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L452: assume !(~r1~0 >= 2); [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130: assume 0 != ~mode2~0 % 256;~r2~0 := (if (1 + ~r2~0) % 256 <= 127 then (1 + ~r2~0) % 256 else (1 + ~r2~0) % 256 - 256); [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L130: assume !(0 != ~mode2~0 % 256); [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L543: havoc node1_~newmax~0#1;assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~newmax~1#1;havoc node2_~newmax~1#1;node2_~newmax~1#1 := 0; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: ~mode3~0 := 1; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L486-1: check_#res#1 := check_~tmp~1#1; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164: assume 0 != ~ep23~0 % 256; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164: assume !(0 != ~ep23~0 % 256); [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L544: havoc node2_~newmax~1#1;assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~newmax~2#1;havoc node3_~newmax~2#1;node3_~newmax~2#1 := 0; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L445: assume 0 == ~st1~0 + ~st2~0 + ~st3~0; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L445: assume !(0 == ~st1~0 + ~st2~0 + ~st3~0);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L156: ~mode2~0 := 0; [2025-02-07 21:15:11,110 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L181: assume 0 != ~mode3~0 % 256;~r3~0 := (if (1 + ~r3~0) % 256 <= 127 then (1 + ~r3~0) % 256 else (1 + ~r3~0) % 256 - 256); [2025-02-07 21:15:11,111 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L181: assume !(0 != ~mode3~0 % 256); [2025-02-07 21:15:11,111 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L148: ~newmax2~0 := (if 0 == node2_~newmax~1#1 % 256 then 0 else 1); [2025-02-07 21:15:11,113 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L140: assume 0 != ~ep32~0 % 256;~m2~0 := ~p32_old~0;~p32_old~0 := ~nomsg~0; [2025-02-07 21:15:11,113 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L140: assume !(0 != ~ep32~0 % 256); [2025-02-07 21:15:11,113 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L165: assume 0 != ~newmax2~0 % 256;~p23_new~0 := (if (if ~max2~0 != ~nomsg~0 && ~p23_new~0 == ~nomsg~0 then ~max2~0 else ~p23_new~0) % 256 <= 127 then (if ~max2~0 != ~nomsg~0 && ~p23_new~0 == ~nomsg~0 then ~max2~0 else ~p23_new~0) % 256 else (if ~max2~0 != ~nomsg~0 && ~p23_new~0 == ~nomsg~0 then ~max2~0 else ~p23_new~0) % 256 - 256); [2025-02-07 21:15:11,113 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L165: assume !(0 != ~newmax2~0 % 256); [2025-02-07 21:15:11,113 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L132: assume 0 != ~ep12~0 % 256;~m2~0 := ~p12_old~0;~p12_old~0 := ~nomsg~0; [2025-02-07 21:15:11,113 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L132: assume !(0 != ~ep12~0 % 256); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L545: havoc node3_~newmax~2#1;assume { :end_inline_node3 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p21_old~0 := ~p21_new~0;~p21_new~0 := ~nomsg~0;~p23_old~0 := ~p23_new~0;~p23_new~0 := ~nomsg~0;~p31_old~0 := ~p31_new~0;~p31_new~0 := ~nomsg~0;~p32_old~0 := ~p32_new~0;~p32_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume 0 != ~ep32~0 % 256; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume !(0 != ~ep32~0 % 256); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L438: assume ~st1~0 + ~st2~0 + ~st3~0 <= 1; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L438: assume !(~st1~0 + ~st2~0 + ~st3~0 <= 1);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149: assume 2 == ~r2~0; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L149: assume !(2 == ~r2~0); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L207: ~mode3~0 := 0; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L455: assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L455: assume !(0 == ~nl1~0 + ~nl2~0 + ~nl3~0);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L199: ~newmax3~0 := (if 0 == node3_~newmax~2#1 % 256 then 0 else 1); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L447: assume ~r1~0 < 2; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L447: assume !(~r1~0 < 2); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L191: assume 0 != ~ep23~0 % 256;~m3~0 := ~p23_old~0;~p23_old~0 := ~nomsg~0; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L191: assume !(0 != ~ep23~0 % 256); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158: assume ~r2~0 < 2; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L158: assume !(~r2~0 < 2); [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L571: assume 0 == assert_~arg#1 % 256; [2025-02-07 21:15:11,114 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L571: assume !(0 == assert_~arg#1 % 256); [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume 0 != ~newmax3~0 % 256;~p32_new~0 := (if (if ~max3~0 != ~nomsg~0 && ~p32_new~0 == ~nomsg~0 then ~max3~0 else ~p32_new~0) % 256 <= 127 then (if ~max3~0 != ~nomsg~0 && ~p32_new~0 == ~nomsg~0 then ~max3~0 else ~p32_new~0) % 256 else (if ~max3~0 != ~nomsg~0 && ~p32_new~0 == ~nomsg~0 then ~max3~0 else ~p32_new~0) % 256 - 256); [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume !(0 != ~newmax3~0 % 256); [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L439: assume ~st1~0 + ~nl1~0 <= 1; [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L439: assume !(~st1~0 + ~nl1~0 <= 1);check_~tmp~1#1 := 0; [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L183: assume 0 != ~ep13~0 % 256;~m3~0 := ~p13_old~0;~p13_old~0 := ~nomsg~0; [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L183: assume !(0 != ~ep13~0 % 256); [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L150: assume ~max2~0 == ~id2~0;~st2~0 := 1; [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L150: assume !(~max2~0 == ~id2~0);~nl2~0 := 1; [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume 2 == ~r3~0; [2025-02-07 21:15:11,115 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume !(2 == ~r3~0); [2025-02-07 21:15:11,129 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2025-02-07 21:15:11,129 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:15:11,142 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:15:11,144 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:15:11,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:15:11 BoogieIcfgContainer [2025-02-07 21:15:11,144 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:15:11,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:15:11,147 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:15:11,150 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:15:11,150 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:15:10" (1/3) ... [2025-02-07 21:15:11,150 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f3615a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:15:11, skipping insertion in model container [2025-02-07 21:15:11,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:15:10" (2/3) ... [2025-02-07 21:15:11,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67f3615a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:15:11, skipping insertion in model container [2025-02-07 21:15:11,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:15:11" (3/3) ... [2025-02-07 21:15:11,152 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2025-02-07 21:15:11,162 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:15:11,164 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c that has 1 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-07 21:15:11,206 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:15:11,214 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;@576d75f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:15:11,215 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-07 21:15:11,217 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 69 states have (on average 1.8115942028985508) internal successors, (125), 70 states have internal predecessors, (125), 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 21:15:11,221 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:15:11,222 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-02-07 21:15:11,227 INFO L422 BasicCegarLoop]: Path program histogram: [] [2025-02-07 21:15:11,230 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 71 states, 69 states have (on average 1.8115942028985508) internal successors, (125), 70 states have internal predecessors, (125), 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 21:15:11,239 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:15:11,246 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:15:11 BoogieIcfgContainer [2025-02-07 21:15:11,247 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:15:11,247 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:15:11,247 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:15:11,248 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:15:11,248 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:15:11" (3/4) ... [2025-02-07 21:15:11,249 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:15:11,259 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2025-02-07 21:15:11,259 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-07 21:15:11,260 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:15:11,260 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:15:11,341 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:15:11,342 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:15:11,342 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:15:11,343 INFO L158 Benchmark]: Toolchain (without parser) took 1185.83ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 55.6MB in the end (delta: 77.3MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2025-02-07 21:15:11,343 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 226.5MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:15:11,343 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.81ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 115.3MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-02-07 21:15:11,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.51ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 112.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:15:11,344 INFO L158 Benchmark]: Boogie Preprocessor took 26.96ms. Allocated memory is still 167.8MB. Free memory was 112.9MB in the beginning and 109.9MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 21:15:11,345 INFO L158 Benchmark]: IcfgBuilder took 705.48ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 73.4MB in the end (delta: 36.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2025-02-07 21:15:11,345 INFO L158 Benchmark]: TraceAbstraction took 100.08ms. Allocated memory is still 167.8MB. Free memory was 72.4MB in the beginning and 65.0MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 21:15:11,346 INFO L158 Benchmark]: Witness Printer took 94.83ms. Allocated memory is still 167.8MB. Free memory was 65.0MB in the beginning and 55.6MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-07 21:15:11,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 226.5MB. Free memory is still 147.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.81ms. Allocated memory is still 167.8MB. Free memory was 133.0MB in the beginning and 115.3MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.51ms. Allocated memory is still 167.8MB. Free memory was 115.3MB in the beginning and 112.9MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.96ms. Allocated memory is still 167.8MB. Free memory was 112.9MB in the beginning and 109.9MB in the end (delta: 3.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * IcfgBuilder took 705.48ms. Allocated memory is still 167.8MB. Free memory was 109.9MB in the beginning and 73.4MB in the end (delta: 36.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 100.08ms. Allocated memory is still 167.8MB. Free memory was 72.4MB in the beginning and 65.0MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 94.83ms. Allocated memory is still 167.8MB. Free memory was 65.0MB in the beginning and 55.6MB in the end (delta: 9.3MB). 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: 573]: 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, 71 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=71occurred 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 21:15:11,361 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