This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:45:37,879 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:45:37,961 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:45:37,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:45:37,969 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:45:38,003 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:45:38,004 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:45:38,004 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:45:38,005 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:45:38,007 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:45:38,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:45:38,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:45:38,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:45:38,011 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:45:38,011 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:45:38,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:45:38,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:45:38,012 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:45:38,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:45:38,012 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:45:38,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:45:38,015 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:45:38,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:45:38,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:45:38,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:45:38,016 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:45:38,016 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:45:38,016 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:45:38,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:45:38,017 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:45:38,017 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:45:38,017 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:45:38,017 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:45:38,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:45:38,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:45:38,020 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:45:38,021 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:45:38,021 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:45:38,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:45:38,022 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:45:38,022 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:45:38,023 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:45:38,023 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:45:38,023 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:45:38,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:45:38,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:45:38,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:45:38,305 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:45:38,306 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:45:38,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml [2024-09-25 11:45:38,416 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:45:38,416 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:45:38,418 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-25 11:45:39,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:45:40,089 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:45:40,090 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-25 11:45:40,099 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/81a890cd0/17af270d1b82437bbdf5370d101a39c2/FLAG721881594 [2024-09-25 11:45:40,118 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/81a890cd0/17af270d1b82437bbdf5370d101a39c2 [2024-09-25 11:45:40,119 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:45:40,122 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:45:40,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:45:40,123 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:45:40,128 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:45:40,129 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 11:45:38" (1/2) ... [2024-09-25 11:45:40,130 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e0a1225 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:45:40, skipping insertion in model container [2024-09-25 11:45:40,130 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 11:45:38" (1/2) ... [2024-09-25 11:45:40,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@568cc3bd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:45:40, skipping insertion in model container [2024-09-25 11:45:40,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:45:40" (2/2) ... [2024-09-25 11:45:40,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e0a1225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40, skipping insertion in model container [2024-09-25 11:45:40,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:45:40" (2/2) ... [2024-09-25 11:45:40,145 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:45:40,146 INFO L1541 ArrayList]: Location invariant before [L34-L305] (((((1 <= main__i) && (1 <= main__j)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) || ((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len))))) [2024-09-25 11:45:40,146 INFO L1541 ArrayList]: Location invariant before [L30-L311] (((\old(__return_334) == __return_334) && (((long long) main__limit + 4) <= main__bufsize)) && ((main__i == 0) || (0 < main__i))) [2024-09-25 11:45:40,146 INFO L1541 ArrayList]: Location invariant before [L38-L294] ((((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))) && (5 <= main__bufsize)) || (((((1 <= main__j) && (((long long) 5 + main__j) <= main__bufsize)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len))))) [2024-09-25 11:45:40,146 INFO L1541 ArrayList]: Function contract at [L13]: requires null, ensures (__return_main == \old(__return_main)) [2024-09-25 11:45:40,172 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:45:40,345 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2024-09-25 11:45:40,352 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2024-09-25 11:45:40,359 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2024-09-25 11:45:40,360 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2024-09-25 11:45:40,362 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2024-09-25 11:45:40,364 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2024-09-25 11:45:40,367 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2024-09-25 11:45:40,369 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2024-09-25 11:45:40,371 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2024-09-25 11:45:40,373 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2024-09-25 11:45:40,376 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2024-09-25 11:45:40,377 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2024-09-25 11:45:40,379 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2024-09-25 11:45:40,381 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2024-09-25 11:45:40,383 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2024-09-25 11:45:40,385 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2024-09-25 11:45:40,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:45:40,406 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-09-25 11:45:40,467 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2024-09-25 11:45:40,473 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2024-09-25 11:45:40,475 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2024-09-25 11:45:40,477 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2024-09-25 11:45:40,480 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2024-09-25 11:45:40,495 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2024-09-25 11:45:40,497 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2024-09-25 11:45:40,499 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2024-09-25 11:45:40,499 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2024-09-25 11:45:40,500 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2024-09-25 11:45:40,506 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2024-09-25 11:45:40,507 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2024-09-25 11:45:40,508 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2024-09-25 11:45:40,509 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2024-09-25 11:45:40,511 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2024-09-25 11:45:40,512 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-25 11:45:40,526 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:45:40,538 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:45:40,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40 WrapperNode [2024-09-25 11:45:40,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:45:40,539 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:45:40,539 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:45:40,539 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:45:40,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,560 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,569 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 11:45:40,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,580 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,584 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:45:40,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:45:40,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:45:40,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:45:40,590 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (1/1) ... [2024-09-25 11:45:40,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:45:40,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:45:40,624 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 11:45:40,628 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 11:45:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:45:40,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:45:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:45:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:45:40,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:45:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:45:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:45:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:45:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:45:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:45:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:45:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:45:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:45:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:45:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:45:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:45:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:45:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:45:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:45:40,736 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:45:40,738 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:45:40,975 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:45:41,010 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:45:41,010 INFO L317 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-25 11:45:41,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:45:41 BoogieIcfgContainer [2024-09-25 11:45:41,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:45:41,012 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:45:41,012 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:45:41,013 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:45:41,013 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 11:45:38" (1/4) ... [2024-09-25 11:45:41,013 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@c8b1732 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:45:41, skipping insertion in model container [2024-09-25 11:45:41,013 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:45:40" (2/4) ... [2024-09-25 11:45:41,014 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@c8b1732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:45:41, skipping insertion in model container [2024-09-25 11:45:41,014 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:40" (3/4) ... [2024-09-25 11:45:41,014 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@c8b1732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:45:41, skipping insertion in model container [2024-09-25 11:45:41,014 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:45:41" (4/4) ... [2024-09-25 11:45:41,016 INFO L79 RefereeObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-25 11:45:41,020 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-25 11:45:41,021 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-25 11:45:41,022 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,022 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,023 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,023 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,023 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,023 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,024 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,024 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,025 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,025 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-25 11:45:41,026 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,026 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,026 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,026 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,026 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr19ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 66 edges. [2024-09-25 11:45:41,027 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-25 11:45:41,027 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,027 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,027 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:41,027 INFO L131 InvariantChecker]: Will check 20 loop-free subgraphs from procedure entry to error location [2024-09-25 11:45:41,097 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-25 11:45:41,098 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,098 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,099 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,100 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,243 INFO L101 BaseMinimizeStates]: Removed 65 edges and 25 locations by large block encoding [2024-09-25 11:45:41,244 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,245 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:41,246 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:41,246 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:41,268 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:41,295 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:41,296 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,296 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,296 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,296 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,424 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:41,424 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,424 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:41,424 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:41,424 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:41,439 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:41,455 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:41,459 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,459 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,459 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,459 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,459 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,538 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:41,538 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,539 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:41,540 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:41,540 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:41,558 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:41,575 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:41,576 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,576 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,576 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,577 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,577 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,648 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:41,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,648 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:41,649 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:41,649 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:41,698 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:41,711 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:41,712 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,713 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,713 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,714 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,800 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:41,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,801 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:41,801 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:41,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:41,818 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:41,834 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:41,834 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,835 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,835 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,835 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,835 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,921 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:41,922 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:41,922 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:41,922 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:41,923 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:41,936 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:41,949 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:41,949 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:41,949 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:41,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:41,950 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:41,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,019 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:42,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,020 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,020 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,020 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,035 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,047 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,047 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,047 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,047 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,048 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,122 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:42,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,122 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,122 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,123 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,135 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,145 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,145 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,146 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,146 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,146 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,146 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,211 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:42,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,212 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,212 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,212 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,227 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,235 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,236 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,237 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,237 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,237 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,237 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,299 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:42,300 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,300 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,300 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,300 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,313 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,321 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-25 11:45:42,321 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,321 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,322 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,322 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,322 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,370 INFO L101 BaseMinimizeStates]: Removed 64 edges and 25 locations by large block encoding [2024-09-25 11:45:42,371 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,373 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,373 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,373 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,383 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,409 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,410 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,410 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,410 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,410 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,410 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,463 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:42,464 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,464 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,464 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,464 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,475 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,482 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,483 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,483 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,483 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,483 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,537 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:42,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,537 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,538 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,538 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,547 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,554 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,555 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,555 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,555 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,555 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,555 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,611 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:42,611 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,611 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,612 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,612 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,623 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,631 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:42,631 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,631 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,631 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,632 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,632 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,683 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:42,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,684 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,684 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,684 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,711 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:42,721 INFO L314 BlockEncoder]: Initial Icfg 45 locations, 66 edges [2024-09-25 11:45:42,723 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:42,723 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:42,724 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:42,724 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:42,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,787 INFO L101 BaseMinimizeStates]: Removed 186 edges and 42 locations by large block encoding [2024-09-25 11:45:42,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:42,789 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:42,789 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:42,790 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:42,807 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-09-25 11:45:42,808 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-09-25 11:45:42,812 INFO L158 Benchmark]: Toolchain (without parser) took 2689.91ms. Allocated memory was 167.8MB in the beginning and 255.9MB in the end (delta: 88.1MB). Free memory was 94.8MB in the beginning and 167.9MB in the end (delta: -73.1MB). Peak memory consumption was 115.1MB. Max. memory is 16.1GB. [2024-09-25 11:45:42,813 INFO L158 Benchmark]: Witness Parser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:42,813 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 167.8MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:42,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 415.86ms. Allocated memory is still 167.8MB. Free memory was 94.5MB in the beginning and 133.4MB in the end (delta: -38.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2024-09-25 11:45:42,817 INFO L158 Benchmark]: Boogie Preprocessor took 48.63ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 131.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:45:42,818 INFO L158 Benchmark]: RCFGBuilder took 422.49ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 110.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-25 11:45:42,818 INFO L158 Benchmark]: Referee took 1799.16ms. Allocated memory was 167.8MB in the beginning and 255.9MB in the end (delta: 88.1MB). Free memory was 110.4MB in the beginning and 167.9MB in the end (delta: -57.5MB). Peak memory consumption was 131.3MB. Max. memory is 16.1GB. [2024-09-25 11:45:42,822 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 122.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.21ms. Allocated memory is still 167.8MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 415.86ms. Allocated memory is still 167.8MB. Free memory was 94.5MB in the beginning and 133.4MB in the end (delta: -38.9MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.63ms. Allocated memory is still 167.8MB. Free memory was 133.4MB in the beginning and 131.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 422.49ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 110.4MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Referee took 1799.16ms. Allocated memory was 167.8MB in the beginning and 255.9MB in the end (delta: 88.1MB). Free memory was 110.4MB in the beginning and 167.9MB in the end (delta: -57.5MB). Peak memory consumption was 131.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:45:42,856 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:45:45,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:45:45,170 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 11:45:45,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:45:45,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:45:45,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:45:45,208 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:45:45,208 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:45:45,209 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:45:45,210 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:45:45,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:45:45,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:45:45,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:45:45,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:45:45,215 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:45:45,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:45:45,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:45:45,216 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:45:45,216 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:45:45,217 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:45:45,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:45:45,218 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:45:45,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:45:45,223 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 11:45:45,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 11:45:45,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:45:45,224 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 11:45:45,224 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:45:45,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:45:45,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:45:45,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:45:45,225 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:45:45,225 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:45:45,225 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:45:45,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:45:45,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:45:45,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:45:45,226 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:45:45,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:45:45,227 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 11:45:45,227 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 11:45:45,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:45:45,228 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:45:45,228 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:45:45,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:45:45,229 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 11:45:45,229 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:45:45,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:45:45,617 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:45:45,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:45:45,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:45:45,623 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:45:45,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-25 11:45:47,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:45:47,319 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:45:47,320 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-25 11:45:47,329 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/42c2bd477/1a60cfa6d2d94c5b959b9efb5e0ec824/FLAG55a5c54db [2024-09-25 11:45:47,348 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/42c2bd477/1a60cfa6d2d94c5b959b9efb5e0ec824 [2024-09-25 11:45:47,351 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:45:47,352 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:45:47,354 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml [2024-09-25 11:45:47,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:45:47,420 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:45:47,422 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:45:47,422 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:45:47,428 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:45:47,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:45:47" (1/2) ... [2024-09-25 11:45:47,432 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ee1ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:47, skipping insertion in model container [2024-09-25 11:45:47,432 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:45:47" (1/2) ... [2024-09-25 11:45:47,434 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4952e450 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:47, skipping insertion in model container [2024-09-25 11:45:47,437 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 11:45:47" (2/2) ... [2024-09-25 11:45:47,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21ee1ea8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:45:47, skipping insertion in model container [2024-09-25 11:45:47,443 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 11:45:47" (2/2) ... [2024-09-25 11:45:47,457 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:45:47,458 INFO L1541 ArrayList]: Location invariant before [L30-L311] (((\old(__return_334) == __return_334) && (((long long) main__limit + 4) <= main__bufsize)) && ((main__i == 0) || (0 < main__i))) [2024-09-25 11:45:47,458 INFO L1541 ArrayList]: Location invariant before [L38-L294] ((((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))) && (5 <= main__bufsize)) || (((((1 <= main__j) && (((long long) 5 + main__j) <= main__bufsize)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len))))) [2024-09-25 11:45:47,459 INFO L1541 ArrayList]: Location invariant before [L34-L305] (((((1 <= main__i) && (1 <= main__j)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) || ((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len))))) [2024-09-25 11:45:47,459 INFO L1541 ArrayList]: Function contract at [L13]: requires null, ensures (__return_main == \old(__return_main)) [2024-09-25 11:45:47,487 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:45:47,667 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2024-09-25 11:45:47,680 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2024-09-25 11:45:47,682 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2024-09-25 11:45:47,687 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2024-09-25 11:45:47,692 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2024-09-25 11:45:47,694 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2024-09-25 11:45:47,702 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2024-09-25 11:45:47,707 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2024-09-25 11:45:47,708 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2024-09-25 11:45:47,709 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2024-09-25 11:45:47,714 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2024-09-25 11:45:47,718 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2024-09-25 11:45:47,720 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2024-09-25 11:45:47,723 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2024-09-25 11:45:47,727 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2024-09-25 11:45:47,732 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2024-09-25 11:45:47,737 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:45:47,758 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-09-25 11:45:47,800 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2024-09-25 11:45:47,802 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2024-09-25 11:45:47,805 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2024-09-25 11:45:47,807 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2024-09-25 11:45:47,812 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2024-09-25 11:45:47,813 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2024-09-25 11:45:47,815 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2024-09-25 11:45:47,820 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2024-09-25 11:45:47,821 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2024-09-25 11:45:47,822 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2024-09-25 11:45:47,824 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2024-09-25 11:45:47,828 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2024-09-25 11:45:47,830 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2024-09-25 11:45:47,832 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2024-09-25 11:45:47,836 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2024-09-25 11:45:47,839 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/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-25 11:45:47,865 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:45:47,883 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:45:47,883 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:45:47 WrapperNode [2024-09-25 11:45:47,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:45:47,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:45:47,886 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:45:47,886 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:45:47,899 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,900 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,913 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,933 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 11:45:47,935 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,935 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,948 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,955 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,960 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,962 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,969 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:45:47,970 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:45:47,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:45:47,972 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:45:47,973 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 11:45:47" (1/1) ... [2024-09-25 11:45:47,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:45:47,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:45:48,004 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 11:45:48,008 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 11:45:48,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:45:48,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:45:48,052 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:45:48,052 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:45:48,052 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:45:48,052 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:45:48,052 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:45:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:45:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:45:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:45:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:45:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:45:48,053 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:45:48,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:45:48,054 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 11:45:48,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:45:48,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 11:45:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 11:45:48,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:45:48,170 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:45:48,172 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:45:48,537 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:45:48,582 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:45:48,582 INFO L317 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-25 11:45:48,583 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:45:48 BoogieIcfgContainer [2024-09-25 11:45:48,583 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:45:48,584 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:45:48,584 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:45:48,585 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:45:48,585 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:45:47" (1/4) ... [2024-09-25 11:45:48,585 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ddf8946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:45:48, skipping insertion in model container [2024-09-25 11:45:48,585 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 11:45:47" (2/4) ... [2024-09-25 11:45:48,586 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ddf8946 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:45:48, skipping insertion in model container [2024-09-25 11:45:48,586 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 11:45:47" (3/4) ... [2024-09-25 11:45:48,586 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1ddf8946 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:45:48, skipping insertion in model container [2024-09-25 11:45:48,586 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 11:45:48" (4/4) ... [2024-09-25 11:45:48,588 INFO L79 RefereeObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-25 11:45:48,591 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-25 11:45:48,592 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-25 11:45:48,593 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,593 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,594 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,594 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,594 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,595 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,595 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,595 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,595 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,596 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-25 11:45:48,596 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,596 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,596 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,597 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,597 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr19ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 66 edges. [2024-09-25 11:45:48,597 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-25 11:45:48,597 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,597 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,597 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-25 11:45:48,598 INFO L131 InvariantChecker]: Will check 20 loop-free subgraphs from procedure entry to error location [2024-09-25 11:45:48,686 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-25 11:45:48,690 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:48,694 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:48,695 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:48,695 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:48,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:48,846 INFO L101 BaseMinimizeStates]: Removed 65 edges and 25 locations by large block encoding [2024-09-25 11:45:48,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:48,848 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:48,848 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:48,849 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:48,872 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:48,888 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:48,889 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:48,889 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:48,889 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:48,889 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:48,889 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,008 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:49,019 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,019 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,019 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,019 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,038 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,059 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,059 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,059 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,060 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,060 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,060 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,167 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:49,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,168 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,168 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,168 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,185 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,203 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,207 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,207 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,208 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,208 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,313 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:49,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,314 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,314 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,314 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,346 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,360 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,360 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,361 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,361 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,361 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,361 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,448 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:49,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,450 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,450 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,450 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,474 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,490 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,490 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,490 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,491 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,491 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,579 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:49,580 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,580 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,581 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,581 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,604 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,618 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,618 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,618 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,618 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,618 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,694 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:49,696 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,696 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,696 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,696 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,734 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,751 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,751 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,751 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,751 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,752 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,855 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:49,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,856 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,856 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,857 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,874 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:49,899 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:49,899 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:49,899 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:49,900 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:49,900 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:49,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,972 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:49,972 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:49,972 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:49,972 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:49,972 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:49,990 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,004 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:50,004 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,004 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,005 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,005 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,005 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,091 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:50,091 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,091 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,091 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,091 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,108 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,117 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-25 11:45:50,118 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,118 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,118 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,118 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,118 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,181 INFO L101 BaseMinimizeStates]: Removed 64 edges and 25 locations by large block encoding [2024-09-25 11:45:50,181 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,183 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,183 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,183 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,195 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,223 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:50,223 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,223 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,223 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,224 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,287 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:50,287 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,288 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,288 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,288 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,303 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,312 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:50,312 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,312 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,313 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,313 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,399 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:50,399 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,399 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,400 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,400 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,418 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,430 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:50,431 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,431 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,431 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,431 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,518 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-25 11:45:50,518 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,518 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,518 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,519 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,540 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,552 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-25 11:45:50,553 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,553 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,553 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,553 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,654 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-25 11:45:50,655 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,655 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,655 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,655 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,672 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-25 11:45:50,705 INFO L314 BlockEncoder]: Initial Icfg 45 locations, 66 edges [2024-09-25 11:45:50,705 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:50,705 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:50,705 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:50,705 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:50,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,783 INFO L101 BaseMinimizeStates]: Removed 186 edges and 42 locations by large block encoding [2024-09-25 11:45:50,786 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:50,787 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:50,787 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:50,789 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:50,814 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-09-25 11:45:50,815 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-09-25 11:45:50,821 INFO L158 Benchmark]: Toolchain (without parser) took 3399.25ms. Allocated memory was 71.3MB in the beginning and 281.0MB in the end (delta: 209.7MB). Free memory was 35.6MB in the beginning and 185.1MB in the end (delta: -149.6MB). Peak memory consumption was 119.2MB. Max. memory is 16.1GB. [2024-09-25 11:45:50,821 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:50,821 INFO L158 Benchmark]: Witness Parser took 0.30ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 192.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:50,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 462.55ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 31.9MB in the end (delta: 3.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2024-09-25 11:45:50,823 INFO L158 Benchmark]: Boogie Preprocessor took 83.74ms. Allocated memory is still 71.3MB. Free memory was 31.9MB in the beginning and 29.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-25 11:45:50,824 INFO L158 Benchmark]: RCFGBuilder took 613.42ms. Allocated memory is still 71.3MB. Free memory was 29.1MB in the beginning and 32.7MB in the end (delta: -3.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-09-25 11:45:50,825 INFO L158 Benchmark]: Referee took 2234.23ms. Allocated memory was 71.3MB in the beginning and 281.0MB in the end (delta: 209.7MB). Free memory was 32.7MB in the beginning and 185.1MB in the end (delta: -152.4MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. [2024-09-25 11:45:50,827 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 35.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.30ms. Allocated memory is still 71.3MB. Free memory was 37.6MB in the beginning and 37.5MB in the end (delta: 192.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 462.55ms. Allocated memory is still 71.3MB. Free memory was 35.4MB in the beginning and 31.9MB in the end (delta: 3.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.74ms. Allocated memory is still 71.3MB. Free memory was 31.9MB in the beginning and 29.1MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 613.42ms. Allocated memory is still 71.3MB. Free memory was 29.1MB in the beginning and 32.7MB in the end (delta: -3.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Referee took 2234.23ms. Allocated memory was 71.3MB in the beginning and 281.0MB in the end (delta: 209.7MB). Free memory was 32.7MB in the beginning and 185.1MB in the end (delta: -152.4MB). Peak memory consumption was 116.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:45:50,859 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...