./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 48c9605d Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77efdc70644c4d76b2b51ad31e4c72e04d88f3f8d138a44eb5f8e2813c15326a --- Real Ultimate output --- This is Ultimate 0.3.0-?-48c9605-m [2025-02-07 21:55:15,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-07 21:55:15,449 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-02-07 21:55:15,452 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-07 21:55:15,453 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-07 21:55:15,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-07 21:55:15,467 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-07 21:55:15,467 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-07 21:55:15,467 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-07 21:55:15,467 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-07 21:55:15,468 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-07 21:55:15,468 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-07 21:55:15,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-07 21:55:15,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-07 21:55:15,468 INFO L153 SettingsManager]: * Use SBE=true [2025-02-07 21:55:15,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-07 21:55:15,468 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-07 21:55:15,468 INFO L153 SettingsManager]: * sizeof long=4 [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * sizeof long double=12 [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-07 21:55:15,469 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:55:15,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-07 21:55:15,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-07 21:55:15,470 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77efdc70644c4d76b2b51ad31e4c72e04d88f3f8d138a44eb5f8e2813c15326a [2025-02-07 21:55:15,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-07 21:55:15,648 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-07 21:55:15,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-07 21:55:15,650 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-07 21:55:15,650 INFO L274 PluginConnector]: CDTParser initialized [2025-02-07 21:55:15,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c [2025-02-07 21:55:16,824 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42d8f9c3b/7240e7a1a9c448098e1acbbb900b3983/FLAGd36956cca [2025-02-07 21:55:17,307 INFO L384 CDTParser]: Found 1 translation units. [2025-02-07 21:55:17,308 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c [2025-02-07 21:55:17,336 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42d8f9c3b/7240e7a1a9c448098e1acbbb900b3983/FLAGd36956cca [2025-02-07 21:55:17,419 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/42d8f9c3b/7240e7a1a9c448098e1acbbb900b3983 [2025-02-07 21:55:17,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-07 21:55:17,422 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-07 21:55:17,423 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-07 21:55:17,423 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-07 21:55:17,426 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-07 21:55:17,426 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:55:17" (1/1) ... [2025-02-07 21:55:17,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474ef4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:17, skipping insertion in model container [2025-02-07 21:55:17,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.02 09:55:17" (1/1) ... [2025-02-07 21:55:17,527 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-07 21:55:17,802 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c[11668,11681] [2025-02-07 21:55:17,854 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c[18604,18617] [2025-02-07 21:55:18,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:55:18,244 INFO L200 MainTranslator]: Completed pre-run [2025-02-07 21:55:18,278 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c[11668,11681] [2025-02-07 21:55:18,291 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/combinations/pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c[18604,18617] [2025-02-07 21:55:18,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-07 21:55:18,559 INFO L204 MainTranslator]: Completed translation [2025-02-07 21:55:18,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18 WrapperNode [2025-02-07 21:55:18,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-07 21:55:18,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-07 21:55:18,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-07 21:55:18,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-07 21:55:18,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:18,618 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:18,852 INFO L138 Inliner]: procedures = 37, calls = 22, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 5091 [2025-02-07 21:55:18,854 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-07 21:55:18,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-07 21:55:18,855 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-07 21:55:18,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-07 21:55:18,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:18,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:18,891 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,033 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2025-02-07 21:55:19,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,132 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,149 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-07 21:55:19,223 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-07 21:55:19,223 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-07 21:55:19,223 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-07 21:55:19,224 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (1/1) ... [2025-02-07 21:55:19,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-07 21:55:19,239 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-07 21:55:19,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-07 21:55:19,263 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-07 21:55:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-07 21:55:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-07 21:55:19,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-07 21:55:19,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-07 21:55:19,353 INFO L257 CfgBuilder]: Building ICFG [2025-02-07 21:55:19,355 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-07 21:55:23,206 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L110: assume 0 != ~mode2~0 % 256;node2_~m2~0#1 := ~p1_old~0;~p1_old~0 := ~nomsg~0; [2025-02-07 21:55:23,206 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L110: assume !(0 != ~mode2~0 % 256);~p2_new~0 := (if (if ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0 then ~send2~0 else ~p2_new~0) % 256 <= 127 then (if ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0 then ~send2~0 else ~p2_new~0) % 256 else (if ~send2~0 != ~nomsg~0 && ~p2_new~0 == ~nomsg~0 then ~send2~0 else ~p2_new~0) % 256 - 256);~mode2~0 := 1; [2025-02-07 21:55:23,206 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L113: assume node2_~m2~0#1 != ~nomsg~0; [2025-02-07 21:55:23,206 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L113: assume !(node2_~m2~0#1 != ~nomsg~0); [2025-02-07 21:55:23,206 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L114: assume node2_~m2~0#1 > ~id2~0;~send2~0 := node2_~m2~0#1; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L114: assume !(node2_~m2~0#1 > ~id2~0); [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L117: assume node2_~m2~0#1 == ~id2~0;~st2~0 := 1; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L117: assume !(node2_~m2~0#1 == ~id2~0); [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5274: main_#t~ret43#1 := main1_#res#1;havoc main1_#t~nondet5#1, main1_#t~nondet6#1, main1_#t~nondet7#1, main1_#t~nondet8#1, main1_#t~nondet9#1, main1_#t~nondet10#1, main1_#t~nondet11#1, main1_#t~nondet12#1, main1_#t~nondet13#1, main1_#t~nondet14#1, main1_#t~nondet15#1, main1_#t~nondet16#1, main1_#t~nondet17#1, main1_#t~nondet18#1, main1_#t~nondet19#1, main1_#t~nondet20#1, main1_#t~nondet21#1, main1_#t~nondet22#1, main1_#t~nondet23#1, main1_#t~nondet24#1, main1_#t~nondet25#1, main1_#t~ret26#1, main1_#t~ret27#1, main1_~c1~0#1, main1_~i2~0#1;assume { :end_inline_main1 } true;assume -2147483648 <= main_#t~ret43#1 && main_#t~ret43#1 <= 2147483647; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L121: ~mode2~0 := 0; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L393: main1_#t~ret26#1 := init_#res#1;havoc init_~tmp~0#1;assume { :end_inline_init } true;assume -2147483648 <= main1_#t~ret26#1 && main1_#t~ret26#1 <= 2147483647;main1_~i2~0#1 := main1_#t~ret26#1;havoc main1_#t~ret26#1;assume { :begin_inline_assume_abort_if_not } true;assume_abort_if_not_#in~cond#1 := main1_~i2~0#1;havoc assume_abort_if_not_~cond#1;assume_abort_if_not_~cond#1 := assume_abort_if_not_#in~cond#1; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L394: havoc assume_abort_if_not_~cond#1;havoc assume_abort_if_not_#in~cond#1;assume { :end_inline_assume_abort_if_not } true;~p1_old~0 := ~nomsg~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~nomsg~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~nomsg~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~nomsg~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~nomsg~0;~p5_new~0 := ~nomsg~0;main1_~i2~0#1 := 0; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L135: assume 0 != ~mode3~0 % 256;node3_~m3~0#1 := ~p2_old~0;~p2_old~0 := ~nomsg~0; [2025-02-07 21:55:23,207 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L135: assume !(0 != ~mode3~0 % 256);~p3_new~0 := (if (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 <= 127 then (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 else (if ~send3~0 != ~nomsg~0 && ~p3_new~0 == ~nomsg~0 then ~send3~0 else ~p3_new~0) % 256 - 256);~mode3~0 := 1; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L138: assume node3_~m3~0#1 != ~nomsg~0; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L138: assume !(node3_~m3~0#1 != ~nomsg~0); [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: assume node3_~m3~0#1 > ~id3~0;~send3~0 := node3_~m3~0#1; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L139: assume !(node3_~m3~0#1 > ~id3~0); [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L406: assume true;assume { :begin_inline_node1 } true;havoc node1_~m1~0#1;havoc node1_~m1~0#1;node1_~m1~0#1 := ~nomsg~0; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L406: assume !true;main1_#res#1 := 0; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L142: assume node3_~m3~0#1 == ~id3~0;~st3~0 := 1; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L142: assume !(node3_~m3~0#1 == ~id3~0); [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L408: havoc node1_~m1~0#1;assume { :end_inline_node1 } true;assume { :begin_inline_node2 } true;havoc node2_~m2~0#1;havoc node2_~m2~0#1;node2_~m2~0#1 := ~nomsg~0; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L409: havoc node2_~m2~0#1;assume { :end_inline_node2 } true;assume { :begin_inline_node3 } true;havoc node3_~m3~0#1;havoc node3_~m3~0#1;node3_~m3~0#1 := ~nomsg~0; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L410: havoc node3_~m3~0#1;assume { :end_inline_node3 } true;assume { :begin_inline_node4 } true;havoc node4_~m4~0#1;havoc node4_~m4~0#1;node4_~m4~0#1 := ~nomsg~0; [2025-02-07 21:55:23,208 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L146: ~mode3~0 := 0; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L411: havoc node4_~m4~0#1;assume { :end_inline_node4 } true;assume { :begin_inline_node5 } true;havoc node5_~m5~0#1;havoc node5_~m5~0#1;node5_~m5~0#1 := ~nomsg~0; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L2129: havoc calculate_output_#t~ret37#1;main2_#t~ret41#1 := calculate_output_#res#1;havoc calculate_output_#t~ret37#1, calculate_output_~input#1;havoc calculate_output_#in~input#1;assume { :end_inline_calculate_output } true;assume -2147483648 <= main2_#t~ret41#1 && main2_#t~ret41#1 <= 2147483647;main2_~output~0#1 := main2_#t~ret41#1;havoc main2_~input~0#1;havoc main2_#t~ret41#1; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L412: havoc node5_~m5~0#1;assume { :end_inline_node5 } true;~p1_old~0 := ~p1_new~0;~p1_new~0 := ~nomsg~0;~p2_old~0 := ~p2_new~0;~p2_new~0 := ~nomsg~0;~p3_old~0 := ~p3_new~0;~p3_new~0 := ~nomsg~0;~p4_old~0 := ~p4_new~0;~p4_new~0 := ~nomsg~0;~p5_old~0 := ~p5_new~0;~p5_new~0 := ~nomsg~0;assume { :begin_inline_check } true;havoc check_#res#1;havoc check_~tmp~1#1;havoc check_~tmp~1#1; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L423: main1_#t~ret27#1 := check_#res#1;havoc check_~tmp~1#1;assume { :end_inline_check } true;assume -2147483648 <= main1_#t~ret27#1 && main1_#t~ret27#1 <= 2147483647;main1_~c1~0#1 := main1_#t~ret27#1;havoc main1_#t~ret27#1;assume { :begin_inline_assert } true;assert_#in~arg#1 := (if 0 == main1_~c1~0#1 then 0 else 1);havoc assert_~arg#1;assert_~arg#1 := assert_#in~arg#1; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L424: havoc assert_~arg#1;havoc assert_#in~arg#1;assume { :end_inline_assert } true; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L160: assume 0 != ~mode4~0 % 256;node4_~m4~0#1 := ~p3_old~0;~p3_old~0 := ~nomsg~0; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L160: assume !(0 != ~mode4~0 % 256);~p4_new~0 := (if (if ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0 then ~send4~0 else ~p4_new~0) % 256 <= 127 then (if ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0 then ~send4~0 else ~p4_new~0) % 256 else (if ~send4~0 != ~nomsg~0 && ~p4_new~0 == ~nomsg~0 then ~send4~0 else ~p4_new~0) % 256 - 256);~mode4~0 := 1; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume node4_~m4~0#1 != ~nomsg~0; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L163: assume !(node4_~m4~0#1 != ~nomsg~0); [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164: assume node4_~m4~0#1 > ~id4~0;~send4~0 := node4_~m4~0#1; [2025-02-07 21:55:23,209 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L164: assume !(node4_~m4~0#1 > ~id4~0); [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L32: assume 0 == assume_abort_if_not_~cond#1;assume false; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L32: assume !(0 == assume_abort_if_not_~cond#1); [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L167: assume node4_~m4~0#1 == ~id4~0;~st4~0 := 1; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L167: assume !(node4_~m4~0#1 == ~id4~0); [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L435: assume 0 == assert_~arg#1 % 256; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L435: assume !(0 == assert_~arg#1 % 256); [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L171: ~mode4~0 := 0; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L3608: havoc calculate_output2_#t~ret38#1;calculate_output_#t~ret37#1 := calculate_output2_#res#1;havoc calculate_output2_#t~ret38#1, calculate_output2_~input#1;havoc calculate_output2_#in~input#1;assume { :end_inline_calculate_output2 } true;assume -2147483648 <= calculate_output_#t~ret37#1 && calculate_output_#t~ret37#1 <= 2147483647;calculate_output_#res#1 := calculate_output_#t~ret37#1;havoc calculate_output_#t~ret37#1; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L437: assume false;assume false; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L437: assume !false; [2025-02-07 21:55:23,210 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185: assume 0 != ~mode5~0 % 256;node5_~m5~0#1 := ~p4_old~0;~p4_old~0 := ~nomsg~0; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L185: assume !(0 != ~mode5~0 % 256);~p5_new~0 := (if (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 <= 127 then (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 else (if ~send5~0 != ~nomsg~0 && ~p5_new~0 == ~nomsg~0 then ~send5~0 else ~p5_new~0) % 256 - 256);~mode5~0 := 1; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume node5_~m5~0#1 != ~nomsg~0; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L188: assume !(node5_~m5~0#1 != ~nomsg~0); [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L189: assume node5_~m5~0#1 > ~id5~0;~send5~0 := node5_~m5~0#1; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L189: assume !(node5_~m5~0#1 > ~id5~0); [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L192: assume node5_~m5~0#1 == ~id5~0;~st5~0 := 1; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L192: assume !(node5_~m5~0#1 == ~id5~0); [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L196: ~mode5~0 := 0; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5098: havoc calculate_output3_#t~ret39#1;calculate_output2_#t~ret38#1 := calculate_output3_#res#1;havoc calculate_output3_#t~ret39#1, calculate_output3_~input#1;havoc calculate_output3_#in~input#1;assume { :end_inline_calculate_output3 } true;assume -2147483648 <= calculate_output2_#t~ret38#1 && calculate_output2_#t~ret38#1 <= 2147483647;calculate_output2_#res#1 := calculate_output2_#t~ret38#1;havoc calculate_output2_#t~ret38#1; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L5098-2: calculate_output3_#t~ret39#1 := calculate_output4_#res#1;havoc calculate_output4_~input#1;havoc calculate_output4_#in~input#1;assume { :end_inline_calculate_output4 } true;assume -2147483648 <= calculate_output3_#t~ret39#1 && calculate_output3_#t~ret39#1 <= 2147483647;calculate_output3_#res#1 := calculate_output3_#t~ret39#1;havoc calculate_output3_#t~ret39#1; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L342: assume ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1; [2025-02-07 21:55:23,211 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L342: assume !(~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0 <= 1);check_~tmp~1#1 := 0; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 5; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L343: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) >= 5); [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L81: assume 0 != ~mode1~0 % 256; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L81: assume !(0 != ~mode1~0 % 256);~p1_new~0 := (if (if ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0 then ~send1~0 else ~p1_new~0) % 256 <= 127 then (if ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0 then ~send1~0 else ~p1_new~0) % 256 else (if ~send1~0 != ~nomsg~0 && ~p1_new~0 == ~nomsg~0 then ~send1~0 else ~p1_new~0) % 256 - 256);~mode1~0 := 1; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L346: assume 0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L346: assume !(0 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0);check_~tmp~1#1 := 0; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L82: assume 255 == (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296);~r1~0 := 4; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L82: assume !(255 == (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296)); [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L348: assume (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 5;check_~tmp~1#1 := 1; [2025-02-07 21:55:23,212 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L348: assume !((if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296) < 5); [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L85: ~r1~0 := 1 + (if ~r1~0 % 256 % 4294967296 <= 2147483647 then ~r1~0 % 256 % 4294967296 else ~r1~0 % 256 % 4294967296 - 4294967296);node1_~m1~0#1 := ~p5_old~0;~p5_old~0 := ~nomsg~0; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L351: assume 1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0;check_~tmp~1#1 := 1; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L351: assume !(1 == ~st1~0 + ~st2~0 + ~st3~0 + ~st4~0 + ~st5~0);check_~tmp~1#1 := 0; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L88: assume node1_~m1~0#1 != ~nomsg~0; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L88: assume !(node1_~m1~0#1 != ~nomsg~0); [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L89: assume node1_~m1~0#1 > ~id1~0;~send1~0 := node1_~m1~0#1; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L89: assume !(node1_~m1~0#1 > ~id1~0); [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92: assume node1_~m1~0#1 == ~id1~0;~st1~0 := 1; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L92: assume !(node1_~m1~0#1 == ~id1~0); [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L96: ~mode1~0 := 0; [2025-02-07 21:55:23,213 INFO L1324 $ProcedureCfgBuilder]: dead code at ProgramPoint L362-1: check_#res#1 := check_~tmp~1#1; [2025-02-07 21:55:23,418 INFO L? ?]: Removed 1386 outVars from TransFormulas that were not future-live. [2025-02-07 21:55:23,418 INFO L308 CfgBuilder]: Performing block encoding [2025-02-07 21:55:23,435 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-07 21:55:23,436 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-07 21:55:23,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:55:23 BoogieIcfgContainer [2025-02-07 21:55:23,436 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-07 21:55:23,437 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-07 21:55:23,438 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-07 21:55:23,441 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-07 21:55:23,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.02 09:55:17" (1/3) ... [2025-02-07 21:55:23,441 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3197e073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:55:23, skipping insertion in model container [2025-02-07 21:55:23,441 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.02 09:55:18" (2/3) ... [2025-02-07 21:55:23,442 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3197e073 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.02 09:55:23, skipping insertion in model container [2025-02-07 21:55:23,442 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:55:23" (3/3) ... [2025-02-07 21:55:23,442 INFO L128 eAbstractionObserver]: Analyzing ICFG pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c [2025-02-07 21:55:23,452 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-07 21:55:23,454 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG pals_lcr.5.ufo.UNBOUNDED.pals+Problem12_label05.c that has 1 procedures, 792 locations, 1 initial locations, 2 loop locations, and 2 error locations. [2025-02-07 21:55:23,502 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-07 21:55:23,509 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@79a993e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-07 21:55:23,509 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2025-02-07 21:55:23,514 INFO L276 IsEmpty]: Start isEmpty. Operand has 792 states, 784 states have (on average 1.9948979591836735) internal successors, (1564), 791 states have internal predecessors, (1564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2025-02-07 21:55:23,519 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:55:23,519 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:55:23,519 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:55:23,523 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:55:23,523 INFO L85 PathProgramCache]: Analyzing trace with hash 1157435346, now seen corresponding path program 1 times [2025-02-07 21:55:23,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:55:23,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657020043] [2025-02-07 21:55:23,528 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:55:23,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:55:23,586 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 59 statements into 1 equivalence classes. [2025-02-07 21:55:23,600 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 59 of 59 statements. [2025-02-07 21:55:23,600 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:55:23,600 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:55:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:55:23,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:55:23,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657020043] [2025-02-07 21:55:23,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657020043] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:55:23,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:55:23,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-02-07 21:55:23,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589482225] [2025-02-07 21:55:23,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:55:23,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-02-07 21:55:23,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:55:23,686 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-02-07 21:55:23,686 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:55:23,689 INFO L87 Difference]: Start difference. First operand has 792 states, 784 states have (on average 1.9948979591836735) internal successors, (1564), 791 states have internal predecessors, (1564), 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) Second operand has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:23,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:55:23,744 INFO L93 Difference]: Finished difference Result 1542 states and 3054 transitions. [2025-02-07 21:55:23,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-02-07 21:55:23,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) Word has length 59 [2025-02-07 21:55:23,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:55:23,750 INFO L225 Difference]: With dead ends: 1542 [2025-02-07 21:55:23,750 INFO L226 Difference]: Without dead ends: 60 [2025-02-07 21:55:23,754 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-02-07 21:55:23,756 INFO L435 NwaCegarLoop]: 1500 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1500 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-02-07 21:55:23,757 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1500 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-02-07 21:55:23,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2025-02-07 21:55:23,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2025-02-07 21:55:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 59 states have (on average 1.0) internal successors, (59), 59 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:23,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 59 transitions. [2025-02-07 21:55:23,777 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 59 transitions. Word has length 59 [2025-02-07 21:55:23,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:55:23,778 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 59 transitions. [2025-02-07 21:55:23,778 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 59 transitions. [2025-02-07 21:55:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2025-02-07 21:55:23,779 INFO L210 NwaCegarLoop]: Found error trace [2025-02-07 21:55:23,779 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-02-07 21:55:23,779 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-02-07 21:55:23,779 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-07 21:55:23,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-07 21:55:23,780 INFO L85 PathProgramCache]: Analyzing trace with hash -846204845, now seen corresponding path program 1 times [2025-02-07 21:55:23,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-07 21:55:23,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338204366] [2025-02-07 21:55:23,780 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-07 21:55:23,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-07 21:55:23,790 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 59 statements into 1 equivalence classes. [2025-02-07 21:55:23,815 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 59 of 59 statements. [2025-02-07 21:55:23,816 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-07 21:55:23,816 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-07 21:55:24,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-02-07 21:55:24,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-07 21:55:24,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338204366] [2025-02-07 21:55:24,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338204366] provided 1 perfect and 0 imperfect interpolant sequences [2025-02-07 21:55:24,096 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-02-07 21:55:24,096 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-02-07 21:55:24,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773098098] [2025-02-07 21:55:24,097 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-02-07 21:55:24,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-02-07 21:55:24,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-02-07 21:55:24,098 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-02-07 21:55:24,098 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2025-02-07 21:55:24,098 INFO L87 Difference]: Start difference. First operand 60 states and 59 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:24,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-02-07 21:55:24,219 INFO L93 Difference]: Finished difference Result 60 states and 59 transitions. [2025-02-07 21:55:24,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-02-07 21:55:24,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 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) Word has length 59 [2025-02-07 21:55:24,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-02-07 21:55:24,220 INFO L225 Difference]: With dead ends: 60 [2025-02-07 21:55:24,220 INFO L226 Difference]: Without dead ends: 0 [2025-02-07 21:55:24,221 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2025-02-07 21:55:24,221 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 56 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 56 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2025-02-07 21:55:24,222 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [56 Valid, 4 Invalid, 54 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-02-07 21:55:24,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-02-07 21:55:24,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-02-07 21:55:24,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:24,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-02-07 21:55:24,223 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 59 [2025-02-07 21:55:24,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-02-07 21:55:24,223 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-02-07 21:55:24,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 3 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2025-02-07 21:55:24,223 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-02-07 21:55:24,223 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-02-07 21:55:24,225 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2025-02-07 21:55:24,226 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2025-02-07 21:55:24,226 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-02-07 21:55:24,228 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2025-02-07 21:55:24,229 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-02-07 21:55:24,247 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-02-07 21:55:24,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.02 09:55:24 BoogieIcfgContainer [2025-02-07 21:55:24,262 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-02-07 21:55:24,263 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-02-07 21:55:24,263 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-02-07 21:55:24,263 INFO L274 PluginConnector]: Witness Printer initialized [2025-02-07 21:55:24,264 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 07.02 09:55:23" (3/4) ... [2025-02-07 21:55:24,265 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-02-07 21:55:24,309 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2025-02-07 21:55:24,314 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2025-02-07 21:55:24,318 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2025-02-07 21:55:24,323 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-02-07 21:55:24,710 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-02-07 21:55:24,710 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/witness.yml [2025-02-07 21:55:24,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-02-07 21:55:24,718 INFO L158 Benchmark]: Toolchain (without parser) took 7288.82ms. Allocated memory was 201.3MB in the beginning and 419.4MB in the end (delta: 218.1MB). Free memory was 143.4MB in the beginning and 260.3MB in the end (delta: -116.9MB). Peak memory consumption was 299.7MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,718 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 218.1MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. [2025-02-07 21:55:24,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1138.07ms. Allocated memory is still 201.3MB. Free memory was 143.4MB in the beginning and 79.5MB in the end (delta: 63.8MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,718 INFO L158 Benchmark]: Boogie Procedure Inliner took 292.85ms. Allocated memory is still 201.3MB. Free memory was 79.5MB in the beginning and 91.4MB in the end (delta: -11.9MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,719 INFO L158 Benchmark]: Boogie Preprocessor took 367.19ms. Allocated memory is still 201.3MB. Free memory was 91.4MB in the beginning and 81.3MB in the end (delta: 10.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,719 INFO L158 Benchmark]: IcfgBuilder took 4213.49ms. Allocated memory was 201.3MB in the beginning and 419.4MB in the end (delta: 218.1MB). Free memory was 81.3MB in the beginning and 188.3MB in the end (delta: -107.0MB). Peak memory consumption was 236.7MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,719 INFO L158 Benchmark]: TraceAbstraction took 824.93ms. Allocated memory is still 419.4MB. Free memory was 188.3MB in the beginning and 100.1MB in the end (delta: 88.2MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,719 INFO L158 Benchmark]: Witness Printer took 447.31ms. Allocated memory is still 419.4MB. Free memory was 100.1MB in the beginning and 260.3MB in the end (delta: -160.2MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2025-02-07 21:55:24,720 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 218.1MB. Free memory is still 133.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1138.07ms. Allocated memory is still 201.3MB. Free memory was 143.4MB in the beginning and 79.5MB in the end (delta: 63.8MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 292.85ms. Allocated memory is still 201.3MB. Free memory was 79.5MB in the beginning and 91.4MB in the end (delta: -11.9MB). Peak memory consumption was 26.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 367.19ms. Allocated memory is still 201.3MB. Free memory was 91.4MB in the beginning and 81.3MB in the end (delta: 10.0MB). Peak memory consumption was 91.0MB. Max. memory is 16.1GB. * IcfgBuilder took 4213.49ms. Allocated memory was 201.3MB in the beginning and 419.4MB in the end (delta: 218.1MB). Free memory was 81.3MB in the beginning and 188.3MB in the end (delta: -107.0MB). Peak memory consumption was 236.7MB. Max. memory is 16.1GB. * TraceAbstraction took 824.93ms. Allocated memory is still 419.4MB. Free memory was 188.3MB in the beginning and 100.1MB in the end (delta: 88.2MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Witness Printer took 447.31ms. Allocated memory is still 419.4MB. Free memory was 100.1MB in the beginning and 260.3MB in the end (delta: -160.2MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 437]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 632]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 792 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 56 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 56 mSDsluCounter, 1504 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 53 IncrementalHoareTripleChecker+Invalid, 54 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 1504 mSDtfsCounter, 53 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=792occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 118 NumberOfCodeBlocks, 118 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 116 ConstructedInterpolants, 0 QuantifiedInterpolants, 749 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 5261]: Location Invariant Derived location invariant: (((((a2 <= 170) && (a5 == 4)) && (a24 == 15)) && (((long long) a17 + 124) <= 0)) && (a7 != 12)) RESULT: Ultimate proved your program to be correct! [2025-02-07 21:55:24,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE