./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.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_overflow.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 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-08 14:53:46,358 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-08 14:53:46,395 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2025-02-08 14:53:46,398 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-08 14:53:46,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-08 14:53:46,398 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder.Remove goto edges from RCFG [2025-02-08 14:53:46,412 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-08 14:53:46,413 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-08 14:53:46,413 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-08 14:53:46,413 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-08 14:53:46,413 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-08 14:53:46,414 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * Use SBE=true [2025-02-08 14:53:46,414 INFO L151 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * Use old map elimination=false [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * Use external solver (rank synthesis)=false [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * Use only trivial implications for array writes=true [2025-02-08 14:53:46,414 INFO L153 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2025-02-08 14:53:46,415 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-08 14:53:46,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-08 14:53:46,416 INFO L153 SettingsManager]: * Assume nondeterminstic values are in range=false [2025-02-08 14:53:46,416 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-08 14:53:46,416 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-08 14:53:46,416 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-08 14:53:46,416 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-08 14:53:46,416 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-08 14:53:46,416 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-08 14:53:46,416 INFO L151 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2025-02-08 14:53:46,416 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 -> 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 [2025-02-08 14:53:46,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-08 14:53:46,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-08 14:53:46,597 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-08 14:53:46,597 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-08 14:53:46,597 INFO L274 PluginConnector]: CDTParser initialized [2025-02-08 14:53:46,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2025-02-08 14:53:47,844 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/582fd5de8/94a52e147b634a3e94c45627d3dde210/FLAGd309aecee [2025-02-08 14:53:48,173 INFO L384 CDTParser]: Found 1 translation units. [2025-02-08 14:53:48,174 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2025-02-08 14:53:48,192 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/582fd5de8/94a52e147b634a3e94c45627d3dde210/FLAGd309aecee [2025-02-08 14:53:48,210 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/582fd5de8/94a52e147b634a3e94c45627d3dde210 [2025-02-08 14:53:48,212 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-08 14:53:48,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-08 14:53:48,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-08 14:53:48,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-08 14:53:48,219 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-08 14:53:48,219 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f42b39e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48, skipping insertion in model container [2025-02-08 14:53:48,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,260 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-08 14:53:48,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:53:48,518 INFO L200 MainTranslator]: Completed pre-run [2025-02-08 14:53:48,568 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-08 14:53:48,580 INFO L204 MainTranslator]: Completed translation [2025-02-08 14:53:48,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48 WrapperNode [2025-02-08 14:53:48,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-08 14:53:48,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-08 14:53:48,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-08 14:53:48,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-08 14:53:48,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,601 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,656 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 991 [2025-02-08 14:53:48,656 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-08 14:53:48,656 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-08 14:53:48,656 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-08 14:53:48,656 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-08 14:53:48,667 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,676 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,701 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 14:53:48,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,705 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,727 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,733 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,734 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-08 14:53:48,749 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-08 14:53:48,749 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-08 14:53:48,749 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-08 14:53:48,750 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (1/1) ... [2025-02-08 14:53:48,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2025-02-08 14:53:48,767 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-08 14:53:48,786 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 14:53:48,789 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 14:53:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-08 14:53:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-08 14:53:48,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-08 14:53:48,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-08 14:53:48,926 INFO L257 CfgBuilder]: Building ICFG [2025-02-08 14:53:48,927 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-08 14:53:49,617 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L349: assume 0 != ~ep42~0 % 256; [2025-02-08 14:53:49,617 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L349: assume !(0 != ~ep42~0 % 256); [2025-02-08 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1274: 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 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L217: 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 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L217: assume !(0 != ~newmax2~0 % 256); [2025-02-08 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L184: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-08 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L184: assume !(~m2~0 > ~max2~0); [2025-02-08 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1142: assume ~st3~0 + ~nl3~0 <= 1; [2025-02-08 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1142: assume !(~st3~0 + ~nl3~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,618 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L333: ~newmax4~0 := (if 0 == node4_~newmax~3#1 % 256 then 0 else 1); [2025-02-08 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1159: 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 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1159: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: 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 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L350: assume !(0 != ~newmax4~0 % 256); [2025-02-08 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L317: assume 0 != ~ep24~0 % 256;~m4~0 := ~p24_old~0;~p24_old~0 := ~nomsg~0; [2025-02-08 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L317: assume !(0 != ~ep24~0 % 256); [2025-02-08 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1275: 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 14:53:49,619 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1143: assume ~st4~0 + ~nl4~0 <= 1; [2025-02-08 14:53:49,620 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1143: assume !(~st4~0 + ~nl4~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,620 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L334: assume 3 == (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L334: assume !(3 == (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L285: assume 0 != ~ep32~0 % 256; [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L285: assume !(0 != ~ep32~0 % 256); [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1276: 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 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1144: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3; [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1144: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3); [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L335: assume ~max4~0 == ~id4~0;~st4~0 := 1; [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L335: assume !(~max4~0 == ~id4~0);~nl4~0 := 1; [2025-02-08 14:53:49,623 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L269: ~newmax3~0 := (if 0 == node3_~newmax~2#1 % 256 then 0 else 1); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L286: 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 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L286: assume !(0 != ~newmax3~0 % 256); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1277: 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 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L253: assume 0 != ~ep23~0 % 256;~m3~0 := ~p23_old~0;~p23_old~0 := ~nomsg~0; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L253: assume !(0 != ~ep23~0 % 256); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: assume 3 == (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L270: assume !(3 == (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1162: assume 3 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0;check_~tmp~1#1 := 1; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1162: assume !(3 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L320: assume ~m4~0 > ~max4~0;~max4~0 := ~m4~0;node4_~newmax~3#1 := 1; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L320: assume !(~m4~0 > ~max4~0); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: assume 0 != ~ep23~0 % 256; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L221: assume !(0 != ~ep23~0 % 256); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: assume ~max3~0 == ~id3~0;~st3~0 := 1; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L271: assume !(~max3~0 == ~id3~0);~nl3~0 := 1; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L205: ~newmax2~0 := (if 0 == node2_~newmax~1#1 % 256 then 0 else 1); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L354: assume 0 != ~ep43~0 % 256; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L354: assume !(0 != ~ep43~0 % 256); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L222: 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 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L222: assume !(0 != ~newmax2~0 % 256); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L189: assume 0 != ~ep32~0 % 256;~m2~0 := ~p32_old~0;~p32_old~0 := ~nomsg~0; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L189: assume !(0 != ~ep32~0 % 256); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1147: assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1147: assume !(0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L206: assume 3 == (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L206: assume !(3 == (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296)); [2025-02-08 14:53:49,624 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355: 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 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L355: assume !(0 != ~newmax4~0 % 256); [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L256: assume !(~m3~0 > ~max3~0); [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L207: assume ~max2~0 == ~id2~0;~st2~0 := 1; [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L207: assume !(~max2~0 == ~id2~0);~nl2~0 := 1; [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1314: 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 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1314: assume !(0 == assert_~arg#1 % 256); [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L290: assume 0 != ~ep34~0 % 256; [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L290: assume !(0 != ~ep34~0 % 256); [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1149: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:49,625 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1149: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L307: assume 0 != ~mode4~0 % 256;~r4~0 := 1 + (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L307: assume !(0 != ~mode4~0 % 256); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L291: 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 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L291: assume !(0 != ~newmax3~0 % 256); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L192: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L192: assume !(~m2~0 > ~max2~0); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L341: ~mode4~0 := 0; [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L325: assume 0 != ~ep34~0 % 256;~m4~0 := ~p34_old~0;~p34_old~0 := ~nomsg~0; [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L325: assume !(0 != ~ep34~0 % 256); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L226: assume 0 != ~ep24~0 % 256; [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L226: assume !(0 != ~ep24~0 % 256); [2025-02-08 14:53:49,626 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L309: assume 0 != ~ep14~0 % 256;~m4~0 := ~p14_old~0;~p14_old~0 := ~nomsg~0; [2025-02-08 14:53:49,627 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L309: assume !(0 != ~ep14~0 % 256); [2025-02-08 14:53:49,627 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: assume 0 != ~mode3~0 % 256;~r3~0 := 1 + (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:49,627 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L243: assume !(0 != ~mode3~0 % 256); [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L227: 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 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L227: assume !(0 != ~newmax2~0 % 256); [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1152: assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1152: assume !(1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: assume (if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: assume !((if ~r4~0 % 256 % 4294967296 <= 2147483647 then ~r4~0 % 256 % 4294967296 else ~r4~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L277: ~mode3~0 := 0; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L360: ~mode4~0 := 1; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: assume 0 != ~ep43~0 % 256;~m3~0 := ~p43_old~0;~p43_old~0 := ~nomsg~0; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: assume !(0 != ~ep43~0 % 256); [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L344: assume 0 != ~ep41~0 % 256; [2025-02-08 14:53:49,628 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L344: assume !(0 != ~ep41~0 % 256); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1302: 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 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L245: assume 0 != ~ep13~0 % 256;~m3~0 := ~p13_old~0;~p13_old~0 := ~nomsg~0; [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L245: assume !(0 != ~ep13~0 % 256); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179: assume 0 != ~mode2~0 % 256;~r2~0 := 1 + (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L179: assume !(0 != ~mode2~0 % 256); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L328: assume ~m4~0 > ~max4~0;~max4~0 := ~m4~0;node4_~newmax~3#1 := 1; [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L328: assume !(~m4~0 > ~max4~0); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1154: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3; [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1154: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 3); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L345: 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 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L345: assume !(0 != ~newmax4~0 % 256); [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L312: assume ~m4~0 > ~max4~0;~max4~0 := ~m4~0;node4_~newmax~3#1 := 1; [2025-02-08 14:53:49,629 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L312: assume !(~m4~0 > ~max4~0); [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1303: havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: assume (if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L279: assume !((if ~r3~0 % 256 % 4294967296 <= 2147483647 then ~r3~0 % 256 % 4294967296 else ~r3~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L213: ~mode2~0 := 0; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L296: ~mode3~0 := 1; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L197: assume 0 != ~ep42~0 % 256;~m2~0 := ~p42_old~0;~p42_old~0 := ~nomsg~0; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L197: assume !(0 != ~ep42~0 % 256); [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume 0 != ~ep31~0 % 256; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L280: assume !(0 != ~ep31~0 % 256); [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L181: assume 0 != ~ep12~0 % 256;~m2~0 := ~p12_old~0;~p12_old~0 := ~nomsg~0; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L181: assume !(0 != ~ep12~0 % 256); [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1139: assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1; [2025-02-08 14:53:49,630 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1139: assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L264: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L264: assume !(~m3~0 > ~max3~0); [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L281: 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 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L281: assume !(0 != ~newmax3~0 % 256); [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L248: assume ~m3~0 > ~max3~0;~max3~0 := ~m3~0;node3_~newmax~2#1 := 1; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L248: assume !(~m3~0 > ~max3~0); [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume (if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296) < 3; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L215: assume !((if ~r2~0 % 256 % 4294967296 <= 2147483647 then ~r2~0 % 256 % 4294967296 else ~r2~0 % 256 % 4294967296 - 4294967296) < 3); [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1140: assume ~st1~0 + ~nl1~0 <= 1; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1140: assume !(~st1~0 + ~nl1~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L232: ~mode2~0 := 1; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: assume 0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0; [2025-02-08 14:53:49,631 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1157: assume !(0 == ~nl1~0 + ~nl2~0 + ~nl3~0 + ~nl4~0);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume 0 != ~ep21~0 % 256; [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L216: assume !(0 != ~ep21~0 % 256); [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1141: assume ~st2~0 + ~nl2~0 <= 1; [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1141: assume !(~st2~0 + ~nl2~0 <= 1);check_~tmp~1#1 := 0; [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume ~m2~0 > ~max2~0;~max2~0 := ~m2~0;node2_~newmax~1#1 := 1; [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L200: assume !(~m2~0 > ~max2~0); [2025-02-08 14:53:49,632 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L1191-1: check_#res#1 := check_~tmp~1#1; [2025-02-08 14:53:49,661 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2025-02-08 14:53:49,661 INFO L308 CfgBuilder]: Performing block encoding [2025-02-08 14:53:49,674 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-08 14:53:49,677 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-08 14:53:49,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:53:49 BoogieIcfgContainer [2025-02-08 14:53:49,677 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-08 14:53:49,678 INFO L112 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2025-02-08 14:53:49,678 INFO L270 PluginConnector]: Initializing BuchiAutomizer... [2025-02-08 14:53:49,682 INFO L274 PluginConnector]: BuchiAutomizer initialized [2025-02-08 14:53:49,682 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:53:49,682 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 08.02 02:53:48" (1/3) ... [2025-02-08 14:53:49,683 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4aefe7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:53:49, skipping insertion in model container [2025-02-08 14:53:49,683 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:53:49,683 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.02 02:53:48" (2/3) ... [2025-02-08 14:53:49,684 INFO L204 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@4aefe7c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 08.02 02:53:49, skipping insertion in model container [2025-02-08 14:53:49,684 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2025-02-08 14:53:49,684 INFO L184 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:53:49" (3/3) ... [2025-02-08 14:53:49,685 INFO L363 chiAutomizerObserver]: Analyzing ICFG pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2025-02-08 14:53:49,724 INFO L306 stractBuchiCegarLoop]: Interprodecural is true [2025-02-08 14:53:49,724 INFO L307 stractBuchiCegarLoop]: Hoare is None [2025-02-08 14:53:49,724 INFO L308 stractBuchiCegarLoop]: Compute interpolants for ForwardPredicates [2025-02-08 14:53:49,724 INFO L309 stractBuchiCegarLoop]: Backedges is STRAIGHT_LINE [2025-02-08 14:53:49,724 INFO L310 stractBuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2025-02-08 14:53:49,724 INFO L311 stractBuchiCegarLoop]: Difference is false [2025-02-08 14:53:49,724 INFO L312 stractBuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2025-02-08 14:53:49,724 INFO L316 stractBuchiCegarLoop]: ======== Iteration 0 == of CEGAR loop == BuchiAutomatonCegarLoop ======== [2025-02-08 14:53:49,730 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 241 states, 215 states have (on average 1.8558139534883722) internal successors, (399), 240 states have internal predecessors, (399), 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 14:53:49,760 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2025-02-08 14:53:49,760 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2025-02-08 14:53:49,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 08.02 02:53:49 BoogieIcfgContainer [2025-02-08 14:53:49,768 INFO L131 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2025-02-08 14:53:49,768 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-08 14:53:49,769 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-08 14:53:49,769 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-08 14:53:49,769 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 08.02 02:53:49" (3/4) ... [2025-02-08 14:53:49,771 INFO L149 WitnessPrinter]: No result that supports witness generation found [2025-02-08 14:53:49,772 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-08 14:53:49,773 INFO L158 Benchmark]: Toolchain (without parser) took 1558.94ms. Allocated memory is still 142.6MB. Free memory was 109.9MB in the beginning and 63.9MB in the end (delta: 46.1MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2025-02-08 14:53:49,774 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 201.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:49,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 365.52ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 85.5MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2025-02-08 14:53:49,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.91ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 80.2MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-02-08 14:53:49,775 INFO L158 Benchmark]: Boogie Preprocessor took 88.20ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 75.4MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:49,775 INFO L158 Benchmark]: IcfgBuilder took 928.38ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 70.7MB in the end (delta: 4.6MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2025-02-08 14:53:49,775 INFO L158 Benchmark]: BuchiAutomizer took 90.17ms. Allocated memory is still 142.6MB. Free memory was 70.7MB in the beginning and 64.6MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:49,775 INFO L158 Benchmark]: Witness Printer took 3.23ms. Allocated memory is still 142.6MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-08 14:53:49,777 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 201.3MB. Free memory is still 124.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 365.52ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 85.5MB in the end (delta: 24.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.91ms. Allocated memory is still 142.6MB. Free memory was 85.5MB in the beginning and 80.2MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.20ms. Allocated memory is still 142.6MB. Free memory was 80.2MB in the beginning and 75.4MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 928.38ms. Allocated memory is still 142.6MB. Free memory was 75.4MB in the beginning and 70.7MB in the end (delta: 4.6MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * BuchiAutomizer took 90.17ms. Allocated memory is still 142.6MB. Free memory was 70.7MB in the beginning and 64.6MB in the end (delta: 6.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.23ms. Allocated memory is still 142.6MB. Free memory is still 63.9MB. 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 14:53:49,792 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (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