This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:28:55,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:28:55,483 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:28:55,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:28:55,493 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:28:55,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:28:55,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:28:55,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:28:55,544 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:28:55,544 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:28:55,545 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:28:55,545 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:28:55,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:28:55,546 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:28:55,546 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:28:55,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:28:55,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:28:55,547 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:28:55,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:28:55,548 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:28:55,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:28:55,549 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:28:55,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:28:55,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:28:55,550 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:28:55,550 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:28:55,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:28:55,551 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:28:55,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:28:55,551 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:28:55,552 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:28:55,552 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:28:55,552 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:28:55,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:55,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:28:55,553 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:28:55,554 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:28:55,554 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:28:55,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:28:55,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:28:55,555 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:28:55,555 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:28:55,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:28:55,556 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:28:55,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:28:55,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:28:55,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:28:55,896 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:28:55,897 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:28:55,898 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound1.c [2024-09-25 00:28:57,353 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:28:57,561 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:28:57,562 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound1.c [2024-09-25 00:28:57,584 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e0f41d05d/71027a0435ac4a64a2d2de225c175da9/FLAGa170a3dec [2024-09-25 00:28:57,597 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e0f41d05d/71027a0435ac4a64a2d2de225c175da9 [2024-09-25 00:28:57,599 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:28:57,600 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:28:57,600 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd3-ll_valuebound1.yml/witness-2.1.yml [2024-09-25 00:28:57,656 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:28:57,658 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:28:57,659 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:57,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:28:57,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:28:57,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:57" (1/2) ... [2024-09-25 00:28:57,668 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e5d73e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:57, skipping insertion in model container [2024-09-25 00:28:57,668 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:57" (1/2) ... [2024-09-25 00:28:57,671 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b5f2257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:57, skipping insertion in model container [2024-09-25 00:28:57,672 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:57" (2/2) ... [2024-09-25 00:28:57,672 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e5d73e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57, skipping insertion in model container [2024-09-25 00:28:57,672 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:57" (2/2) ... [2024-09-25 00:28:57,684 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:28:57,685 INFO L1541 ArrayList]: Loop invariant at [L49-L59] ((((((((((((a == 1) && (r == 0)) && (y == 1)) && (k == 0)) && (s == 1)) && (v == 1)) && (b == y)) && (d == 1)) && (q == 0)) && (a == x)) && (c == x)) && (p == 1)) [2024-09-25 00:28:57,686 INFO L1541 ArrayList]: Loop invariant at [L35-L73] (((((((((a == 1) && (b == 0)) && (p == 0)) && (y == 1)) && (r == 1)) && (x == 1)) && (q == 1)) && (((__int128) s + 1) == 0)) || ((((((((a == 1) && (r == 0)) && (b == 1)) && (y == 1)) && (s == 1)) && (x == 1)) && (q == 0)) && (p == 1))) [2024-09-25 00:28:57,694 INFO L1541 ArrayList]: Loop invariant at [L42-L62] (((((((((((a == 1) && (r == 0)) && (b == 1)) && (y == 1)) && (s == 1)) && (x == 1)) && (k == 1)) && (q == 0)) && (c == 0)) && (p == 1)) || ((((((((((a == 1) && (r == 0)) && (b == 1)) && (y == 1)) && (k == 0)) && (s == 1)) && (x == 1)) && (q == 0)) && (c == 1)) && (p == 1))) [2024-09-25 00:28:57,695 INFO L1541 ArrayList]: Function contract at [L7]: requires null, ensures (cond != 0) [2024-09-25 00:28:57,695 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:28:57,718 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:28:57,881 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound1.c[490,503] [2024-09-25 00:28:57,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:57,917 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:28:57,947 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd3-ll_valuebound1.c[490,503] Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-25 00:28:57,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:57,991 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:28:57,992 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57 WrapperNode [2024-09-25 00:28:57,992 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:57,993 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:28:57,993 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:28:57,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:28:58,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,011 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,026 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:28:58,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,032 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,036 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,041 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,042 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:28:58,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:28:58,045 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:28:58,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:28:58,046 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (1/1) ... [2024-09-25 00:28:58,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:58,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:28:58,076 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 00:28:58,078 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 00:28:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:28:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:28:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:28:58,134 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:28:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:28:58,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:28:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:28:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:28:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:28:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:28:58,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:28:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:28:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:28:58,139 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:28:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:28:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:28:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:28:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:28:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:28:58,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:28:58,258 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:28:58,262 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:28:58,530 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:58,551 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:28:58,578 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:28:58,579 INFO L317 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-25 00:28:58,579 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:58 BoogieIcfgContainer [2024-09-25 00:28:58,579 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:28:58,581 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:28:58,581 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:28:58,582 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:28:58,582 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:28:57" (1/4) ... [2024-09-25 00:28:58,583 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57b51fdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:58, skipping insertion in model container [2024-09-25 00:28:58,583 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:57" (2/4) ... [2024-09-25 00:28:58,583 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57b51fdf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:58, skipping insertion in model container [2024-09-25 00:28:58,583 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:57" (3/4) ... [2024-09-25 00:28:58,584 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57b51fdf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:58, skipping insertion in model container [2024-09-25 00:28:58,584 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:58" (4/4) ... [2024-09-25 00:28:58,585 INFO L79 RefereeObserver]: Analyzing ICFG egcd3-ll_valuebound1.c [2024-09-25 00:28:58,588 INFO L113 InvariantChecker]: Found 3 loops. [2024-09-25 00:28:58,589 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:58,589 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 00:28:58,589 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 00:28:58,589 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-25 00:28:58,589 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L49-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L49-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L49-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L49-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 00:28:58,590 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L49-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 00:28:58,591 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:58,591 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L49-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:58,591 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 5 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from loop head to loop head [2024-09-25 00:28:58,662 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:28:58,665 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,666 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,666 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,667 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,669 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,682 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:28:58,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,685 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,685 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,686 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,690 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,706 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:58,730 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 00:28:58,731 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,731 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,731 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,731 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,731 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,750 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 00:28:58,751 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,751 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,751 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,751 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,752 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,759 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:58,789 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 00:28:58,789 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,790 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,790 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,790 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,790 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,817 INFO L101 BaseMinimizeStates]: Removed 14 edges and 4 locations by large block encoding [2024-09-25 00:28:58,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,817 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,818 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,818 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,829 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,836 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:58,852 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 6 edges [2024-09-25 00:28:58,852 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,853 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,860 INFO L101 BaseMinimizeStates]: Removed 10 edges and 3 locations by large block encoding [2024-09-25 00:28:58,861 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,861 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,861 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,861 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,863 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,866 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:58,885 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:28:58,886 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,886 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,887 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,887 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,888 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,901 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:28:58,902 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,902 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,902 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,902 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,902 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,906 INFO L520 InvariantChecker]: The annotation(s) from loop head L49-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:58,922 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:58,926 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,926 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,927 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,927 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,927 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,934 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:58,934 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,934 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,935 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,935 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,935 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,937 INFO L520 InvariantChecker]: The annotation(s) from loop head L49-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:58,955 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:28:58,955 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,955 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,955 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,956 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,966 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:28:58,967 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,967 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,967 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,968 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,968 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,970 INFO L520 InvariantChecker]: The annotation(s) from loop head L49-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:58,984 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:58,984 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:58,984 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:58,985 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:58,985 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:58,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,990 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:58,991 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:58,991 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:58,991 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:58,991 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:58,991 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:58,994 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:59,008 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 00:28:59,008 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:59,008 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:59,009 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:59,009 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:59,009 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,026 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-25 00:28:59,027 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,027 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:59,027 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:59,027 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:59,032 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:59,035 INFO L520 InvariantChecker]: The annotation(s) from loop head L49-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:59,062 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:59,063 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:59,063 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:59,063 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:59,063 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:59,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,067 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:59,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,068 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:59,068 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:59,069 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:59,070 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:59,072 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:59,094 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:59,094 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:59,095 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:59,095 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:59,095 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:59,095 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,100 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:59,101 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,102 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:59,102 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:59,102 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:59,102 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:59,107 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:59,124 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 00:28:59,125 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:59,125 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:59,126 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:59,126 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:59,126 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,149 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 00:28:59,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,150 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:59,150 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:59,150 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:59,151 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:59,154 INFO L520 InvariantChecker]: The annotation(s) from loop head L49-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:59,165 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:59,165 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:59,166 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:59,166 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:59,166 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:59,166 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,167 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:59,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,168 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:59,168 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:59,168 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:59,168 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:59,170 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:28:59,181 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:59,182 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:59,182 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:59,182 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:59,183 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:59,183 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,185 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:59,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:59,186 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:59,186 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:59,186 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:59,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:59,188 INFO L520 InvariantChecker]: The annotation(s) from loop head L49-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:59,192 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:28:59,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57b51fdf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:28:59, skipping insertion in model container [2024-09-25 00:28:59,192 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:28:59,196 INFO L158 Benchmark]: Toolchain (without parser) took 1537.69ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 135.9MB in the beginning and 155.7MB in the end (delta: -19.8MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-09-25 00:28:59,197 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 172.0MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:59,197 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 172.0MB. Free memory was 138.0MB in the beginning and 138.0MB in the end (delta: 33.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:59,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.39ms. Allocated memory is still 172.0MB. Free memory was 135.7MB in the beginning and 129.8MB in the end (delta: 6.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-25 00:28:59,199 INFO L158 Benchmark]: Boogie Preprocessor took 51.43ms. Allocated memory is still 172.0MB. Free memory was 129.8MB in the beginning and 127.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:59,200 INFO L158 Benchmark]: RCFGBuilder took 534.16ms. Allocated memory is still 172.0MB. Free memory was 127.8MB in the beginning and 128.0MB in the end (delta: -217.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-25 00:28:59,201 INFO L158 Benchmark]: Referee took 612.05ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 127.8MB in the beginning and 155.7MB in the end (delta: -27.9MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2024-09-25 00:28:59,204 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 42 to loop head at line 49. Annotation is valid for all loop-free paths from loop head at line 49 to loop head at line 42. Annotation is valid for all loop-free paths from loop head at line 49 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from loop head at line 49 to loop head at line 49. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 12. Annotation is valid for all loop-free paths from loop head at line 49 to check that procedure precondition always holds at line 51. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 42. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 49 to check that procedure precondition always holds at line 52. Annotation is valid for all loop-free paths from loop head at line 49 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 42 to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 172.0MB. Free memory is still 137.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 172.0MB. Free memory was 138.0MB in the beginning and 138.0MB in the end (delta: 33.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.39ms. Allocated memory is still 172.0MB. Free memory was 135.7MB in the beginning and 129.8MB in the end (delta: 6.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.43ms. Allocated memory is still 172.0MB. Free memory was 129.8MB in the beginning and 127.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 534.16ms. Allocated memory is still 172.0MB. Free memory was 127.8MB in the beginning and 128.0MB in the end (delta: -217.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 612.05ms. Allocated memory was 172.0MB in the beginning and 207.6MB in the end (delta: 35.7MB). Free memory was 127.8MB in the beginning and 155.7MB in the end (delta: -27.9MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:28:59,237 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...