./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination 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/AutomizerTermination.xml -i ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8b118c8ccb1b9404d8245cd33bf194109f3b73174bef011d7daa0d7cc47fcd86 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:53:42,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:53:42,106 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-08 14:53:42,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:53:42,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:53:42,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:53:42,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:53:42,123 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:53:42,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:53:42,123 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:53:42,123 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:53:42,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:53:42,124 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:53:42,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:53:42,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:53:42,125 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:53:42,126 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:53:42,126 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:53:42,126 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:53:42,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:53:42,126 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:53:42,126 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:53:42,126 INFO L153 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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(F end) ) 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 -> 8b118c8ccb1b9404d8245cd33bf194109f3b73174bef011d7daa0d7cc47fcd86 [2025-02-08 14:53:42,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:53:42,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:53:42,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:53:42,386 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:53:42,386 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:53:42,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2025-02-08 14:53:43,517 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fc899bc20/6bc137afb14c4da79f43d69062abd39f/FLAG72f51d775 [2025-02-08 14:53:43,852 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:53:43,853 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2025-02-08 14:53:43,870 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fc899bc20/6bc137afb14c4da79f43d69062abd39f/FLAG72f51d775 [2025-02-08 14:53:43,882 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/fc899bc20/6bc137afb14c4da79f43d69062abd39f [2025-02-08 14:53:43,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:53:43,886 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:53:43,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:53:43,888 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:53:43,892 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:53:43,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:53:43" (1/1) ... [2025-02-08 14:53:43,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@184e772e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:43, skipping insertion in model container [2025-02-08 14:53:43,893 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:53:43" (1/1) ... [2025-02-08 14:53:43,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:53:44,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:53:44,138 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:53:44,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:53:44,247 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:53:44,248 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44 WrapperNode [2025-02-08 14:53:44,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:53:44,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:53:44,250 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:53:44,250 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:53:44,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,322 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 999 [2025-02-08 14:53:44,327 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:53:44,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:53:44,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:53:44,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:53:44,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,340 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,368 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]. [2025-02-08 14:53:44,368 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,368 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,387 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,398 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,407 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:53:44,408 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:53:44,408 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:53:44,408 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:53:44,409 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (1/1) ... [2025-02-08 14:53:44,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:53:44,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:53:44,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2025-02-08 14:53:44,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2025-02-08 14:53:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 14:53:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 14:53:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:53:44,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:53:44,540 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:53:44,541 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:53:45,296 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L316: assume 0 != ~mode4~0 % 256; [2025-02-08 14:53:45,296 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L316: assume !(0 != ~mode4~0 % 256); [2025-02-08 14:53:45,296 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L250: assume 255 == (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296);~r3~0 := 3; [2025-02-08 14:53:45,296 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L250: assume !(255 == (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:45,296 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L366: assume 0 != ~ep43~0 % 256; [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L366: assume !(0 != ~ep43~0 % 256); [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L300: assume 0 != ~newmax3~0 % 256;~p34_new~0 := (if (if ~max3~0 != ~nomsg~0 && ~p34_new~0 == ~nomsg~0 then ~max3~0 else ~p34_new~0) % 256 <= 127 then (if ~max3~0 != ~nomsg~0 && ~p34_new~0 == ~nomsg~0 then ~max3~0 else ~p34_new~0) % 256 else (if ~max3~0 != ~nomsg~0 && ~p34_new~0 == ~nomsg~0 then ~max3~0 else ~p34_new~0) % 256 - 256); [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L300: assume !(0 != ~newmax3~0 % 256); [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1159: assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1159: assume !(0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L317: assume 255 == (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296);~r4~0 := 3; [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L317: assume !(255 == (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: assume 0 != ~newmax4~0 % 256;~p43_new~0 := (if (if ~max4~0 != ~nomsg~0 && ~p43_new~0 == ~nomsg~0 then ~max4~0 else ~p43_new~0) % 256 <= 127 then (if ~max4~0 != ~nomsg~0 && ~p43_new~0 == ~nomsg~0 then ~max4~0 else ~p43_new~0) % 256 else (if ~max4~0 != ~nomsg~0 && ~p43_new~0 == ~nomsg~0 then ~max4~0 else ~p43_new~0) % 256 - 256); [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L367: assume !(0 != ~newmax4~0 % 256); [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L219: ~mode2~0 := 0; [2025-02-08 14:53:45,297 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L186: ~r2~0 := 1 + (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1326: assume 0 == assert_~arg#1 % 256;assume { :begin_inline_reach_error } true;assume false;assume { :end_inline_reach_error } true;assume false; [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1326: assume !(0 == assert_~arg#1 % 256); [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L203: assume 0 != ~ep42~0 % 256;~m2~0 := ~p42_old~0;~p42_old~0 := ~nomsg~0; [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L203: assume !(0 != ~ep42~0 % 256); [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1161: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1161: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L286: ~mode3~0 := 0; [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L253: ~r3~0 := 1 + (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume 0 != ~ep12~0 % 256;~m2~0 := ~p12_old~0;~p12_old~0 := ~nomsg~0; [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L187: assume !(0 != ~ep12~0 % 256); [2025-02-08 14:53:45,298 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: assume 0 != ~ep43~0 % 256;~m3~0 := ~p43_old~0;~p43_old~0 := ~nomsg~0; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: assume !(0 != ~ep43~0 % 256); [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L353: ~mode4~0 := 0; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L320: ~r4~0 := 1 + (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L254: assume 0 != ~ep13~0 % 256;~m3~0 := ~p13_old~0;~p13_old~0 := ~nomsg~0; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L254: assume !(0 != ~ep13~0 % 256); [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: assume (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: assume !((if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L337: assume 0 != ~ep34~0 % 256;~m4~0 := ~p34_old~0;~p34_old~0 := ~nomsg~0; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L337: assume !(0 != ~ep34~0 % 256); [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L238: ~mode2~0 := 1; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L321: assume 0 != ~ep14~0 % 256;~m4~0 := ~p14_old~0;~p14_old~0 := ~nomsg~0; [2025-02-08 14:53:45,299 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L321: assume !(0 != ~ep14~0 % 256); [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288: assume (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L288: assume !((if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L222: assume 0 != ~ep21~0 % 256; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L222: assume !(0 != ~ep21~0 % 256); [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L305: ~mode3~0 := 1; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L206: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L206: assume !(~m2~0 > ~max2~0); [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1164: assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1164: assume !(1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355: assume (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:45,300 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355: assume !((if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L289: assume 0 != ~ep31~0 % 256; [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L289: assume !(0 != ~ep31~0 % 256); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L223: 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); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L223: assume !(0 != ~newmax2~0 % 256); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L190: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L190: assume !(~m2~0 > ~max2~0); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L372: ~mode4~0 := 1; [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L273: assume !(~m3~0 > ~max3~0); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L356: assume 0 != ~ep41~0 % 256; [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L356: assume !(0 != ~ep41~0 % 256); [2025-02-08 14:53:45,301 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1314: main_#t~ret49#1 := check_#res#1;havoc check_~tmp~1#1;assume { :end_inline_check } true;main_~c1~0#1 := main_#t~ret49#1;havoc main_#t~ret49#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; [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L290: 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); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L290: assume !(0 != ~newmax3~0 % 256); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L257: assume !(~m3~0 > ~max3~0); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L340: assume ~m4~0 > ~max4~0;~max4~0 := ~m4~0;node4_~newmax~3#1 := 1; [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L340: assume !(~m4~0 > ~max4~0); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1166: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3; [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1166: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L357: assume 0 != ~newmax4~0 % 256;~p41_new~0 := (if (if ~max4~0 != ~nomsg~0 && ~p41_new~0 == ~nomsg~0 then ~max4~0 else ~p41_new~0) % 256 <= 127 then (if ~max4~0 != ~nomsg~0 && ~p41_new~0 == ~nomsg~0 then ~max4~0 else ~p41_new~0) % 256 else (if ~max4~0 != ~nomsg~0 && ~p41_new~0 == ~nomsg~0 then ~max4~0 else ~p41_new~0) % 256 - 256); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L357: assume !(0 != ~newmax4~0 % 256); [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L324: assume ~m4~0 > ~max4~0;~max4~0 := ~m4~0;node4_~newmax~3#1 := 1; [2025-02-08 14:53:45,302 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L324: assume !(~m4~0 > ~max4~0); [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1315: havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1151: assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1151: assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L227: assume 0 != ~ep23~0 % 256; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L227: assume !(0 != ~ep23~0 % 256); [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1152: assume ~st1~0 + ~nl1~0 <= 1; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1152: assume !(~st1~0 + ~nl1~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L211: ~newmax2~0 := (if 0 == node2_~newmax~1#1 % 256 then 0 else 1); [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1169: assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1169: assume !(0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L294: assume 0 != ~ep32~0 % 256; [2025-02-08 14:53:45,303 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L294: assume !(0 != ~ep32~0 % 256); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L228: 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); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L228: assume !(0 != ~newmax2~0 % 256); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L195: assume 0 != ~ep32~0 % 256;~m2~0 := ~p32_old~0;~p32_old~0 := ~nomsg~0; [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L195: assume !(0 != ~ep32~0 % 256); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1153: assume ~st2~0 + ~nl2~0 <= 1; [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1153: assume !(~st2~0 + ~nl2~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L278: ~newmax3~0 := (if 0 == node3_~newmax~2#1 % 256 then 0 else 1); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L212: assume 3 == (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L212: assume !(3 == (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1203-1: check_#res#1 := check_~tmp~1#1; [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361: assume 0 != ~ep42~0 % 256; [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L361: assume !(0 != ~ep42~0 % 256); [2025-02-08 14:53:45,304 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295: 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); [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L295: assume !(0 != ~newmax3~0 % 256); [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: assume 0 != ~ep23~0 % 256;~m3~0 := ~p23_old~0;~p23_old~0 := ~nomsg~0; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L262: assume !(0 != ~ep23~0 % 256); [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1286: 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; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1154: assume ~st3~0 + ~nl3~0 <= 1; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1154: assume !(~st3~0 + ~nl3~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L345: ~newmax4~0 := (if 0 == node4_~newmax~3#1 % 256 then 0 else 1); [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: assume 3 == (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: assume !(3 == (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L213: assume ~max2~0 == ~id2~0;~st2~0 := 1; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L213: assume !(~max2~0 == ~id2~0);~nl2~0 := 1; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1171: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3;check_~tmp~1#1 := 1; [2025-02-08 14:53:45,305 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1171: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362: assume 0 != ~newmax4~0 % 256;~p42_new~0 := (if (if ~max4~0 != ~nomsg~0 && ~p42_new~0 == ~nomsg~0 then ~max4~0 else ~p42_new~0) % 256 <= 127 then (if ~max4~0 != ~nomsg~0 && ~p42_new~0 == ~nomsg~0 then ~max4~0 else ~p42_new~0) % 256 else (if ~max4~0 != ~nomsg~0 && ~p42_new~0 == ~nomsg~0 then ~max4~0 else ~p42_new~0) % 256 - 256); [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362: assume !(0 != ~newmax4~0 % 256); [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L329: assume 0 != ~ep24~0 % 256;~m4~0 := ~p24_old~0;~p24_old~0 := ~nomsg~0; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L329: assume !(0 != ~ep24~0 % 256); [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1287: 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; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1155: assume ~st4~0 + ~nl4~0 <= 1; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1155: assume !(~st4~0 + ~nl4~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L346: assume 3 == (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L346: assume !(3 == (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume ~max3~0 == ~id3~0;~st3~0 := 1; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume !(~max3~0 == ~id3~0);~nl3~0 := 1; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1288: havoc node3_~newmax~2#1;assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_~newmax~3#1;havoc node4_~newmax~3#1;node4_~newmax~3#1 := 0; [2025-02-08 14:53:45,306 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L198: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L198: assume !(~m2~0 > ~max2~0); [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1156: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1156: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3); [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L347: assume ~max4~0 == ~id4~0;~st4~0 := 1; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L347: assume !(~max4~0 == ~id4~0);~nl4~0 := 1; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L182: assume 0 != ~mode2~0 % 256; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L182: assume !(0 != ~mode2~0 % 256); [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1289: havoc node4_~newmax~3#1;assume { :end_inline_node4 } true;~p12_old~0 := ~p12_new~0;~p12_new~0 := ~nomsg~0;~p13_old~0 := ~p13_new~0;~p13_new~0 := ~nomsg~0;~p14_old~0 := ~p14_new~0;~p14_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;~p24_old~0 := ~p24_new~0;~p24_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;~p34_old~0 := ~p34_new~0;~p34_new~0 := ~nomsg~0;~p41_old~0 := ~p41_new~0;~p41_new~0 := ~nomsg~0;~p42_old~0 := ~p42_new~0;~p42_new~0 := ~nomsg~0;~p43_old~0 := ~p43_new~0;~p43_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: assume !(~m3~0 > ~max3~0); [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L232: assume 0 != ~ep24~0 % 256; [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L232: assume !(0 != ~ep24~0 % 256); [2025-02-08 14:53:45,307 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L249: assume 0 != ~mode3~0 % 256; [2025-02-08 14:53:45,308 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L249: assume !(0 != ~mode3~0 % 256); [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L183: assume 255 == (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296);~r2~0 := 3; [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L183: assume !(255 == (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1174: assume 3 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0;check_~tmp~1#1 := 1; [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1174: assume !(3 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L332: assume ~m4~0 > ~max4~0;~max4~0 := ~m4~0;node4_~newmax~3#1 := 1; [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L332: assume !(~m4~0 > ~max4~0); [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L299: assume 0 != ~ep34~0 % 256; [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L299: assume !(0 != ~ep34~0 % 256); [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L233: assume 0 != ~newmax2~0 % 256;~p24_new~0 := (if (if ~max2~0 != ~nomsg~0 && ~p24_new~0 == ~nomsg~0 then ~max2~0 else ~p24_new~0) % 256 <= 127 then (if ~max2~0 != ~nomsg~0 && ~p24_new~0 == ~nomsg~0 then ~max2~0 else ~p24_new~0) % 256 else (if ~max2~0 != ~nomsg~0 && ~p24_new~0 == ~nomsg~0 then ~max2~0 else ~p24_new~0) % 256 - 256); [2025-02-08 14:53:45,312 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L233: assume !(0 != ~newmax2~0 % 256); [2025-02-08 14:53:45,368 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2025-02-08 14:53:45,368 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:53:45,381 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:53:45,385 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:53:45,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:53:45 BoogieIcfgContainer [2025-02-08 14:53:45,385 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:53:45,389 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:53:45,389 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:53:45,393 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:53:45,398 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:53:45,398 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:53:43" (1/3) ... [2025-02-08 14:53:45,399 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c9d1cfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:53:45, skipping insertion in model container [2025-02-08 14:53:45,399 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:53:45,399 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:44" (2/3) ... [2025-02-08 14:53:45,400 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@2c9d1cfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:53:45, skipping insertion in model container [2025-02-08 14:53:45,400 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:53:45,400 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:53:45" (3/3) ... [2025-02-08 14:53:45,404 INFO L363 chiAutomizerObserver]: Analyzing ICFG pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c [2025-02-08 14:53:45,475 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:53:45,479 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:53:45,479 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:53:45,479 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:53:45,479 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:53:45,479 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:53:45,479 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:53:45,479 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:53:45,488 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 243 states, 217 states have (on average 1.8525345622119815) internal successors, (402), 242 states have internal predecessors, (402), 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) [2025-02-08 14:53:45,520 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:53:45,522 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:53:45,528 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:53:45 BoogieIcfgContainer [2025-02-08 14:53:45,528 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:53:45,529 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:53:45,529 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:53:45,529 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:53:45,534 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:53:45" (3/4) ... [2025-02-08 14:53:45,535 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:53:45,536 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:53:45,537 INFO L158 Benchmark]: Toolchain (without parser) took 1650.78ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 93.5MB in the end (delta: 30.5MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2025-02-08 14:53:45,537 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:45,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.99ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 99.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 14:53:45,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.24ms. Allocated memory is still 167.8MB. Free memory was 99.5MB in the beginning and 94.0MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:53:45,541 INFO L158 Benchmark]: Boogie Preprocessor took 80.21ms. Allocated memory is still 167.8MB. Free memory was 94.0MB in the beginning and 89.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:45,541 INFO L158 Benchmark]: IcfgBuilder took 980.55ms. Allocated memory is still 167.8MB. Free memory was 89.6MB in the beginning and 100.4MB in the end (delta: -10.8MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. [2025-02-08 14:53:45,542 INFO L158 Benchmark]: BuchiAutomizer took 139.02ms. Allocated memory is still 167.8MB. Free memory was 100.4MB in the beginning and 93.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:53:45,542 INFO L158 Benchmark]: Witness Printer took 7.39ms. Allocated memory is still 167.8MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:45,543 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 201.3MB. Free memory is still 118.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.99ms. Allocated memory is still 167.8MB. Free memory was 124.0MB in the beginning and 99.5MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.24ms. Allocated memory is still 167.8MB. Free memory was 99.5MB in the beginning and 94.0MB in the end (delta: 5.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.21ms. Allocated memory is still 167.8MB. Free memory was 94.0MB in the beginning and 89.6MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 980.55ms. Allocated memory is still 167.8MB. Free memory was 89.6MB in the beginning and 100.4MB in the end (delta: -10.8MB). Peak memory consumption was 67.4MB. Max. memory is 16.1GB. * BuchiAutomizer took 139.02ms. Allocated memory is still 167.8MB. Free memory was 100.4MB in the beginning and 93.5MB in the end (delta: 6.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 7.39ms. Allocated memory is still 167.8MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition. There is no loop in your program. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 0.0s and 0 iterations. TraceHistogramMax:0. Analysis of lassos took 0.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s InitialAbstractionConstructionTime: 0.0s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! [2025-02-08 14:53:45,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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