./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c ../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:46:41,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:46:41,671 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:46:41,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:46:41,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:46:41,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:46:41,705 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:46:41,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:46:41,706 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:46:41,707 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:46:41,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:46:41,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:46:41,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:46:41,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:46:41,711 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:46:41,711 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:46:41,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:46:41,712 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:46:41,712 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:46:41,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:46:41,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:46:41,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:46:41,716 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:46:41,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:46:41,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:46:41,717 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:46:41,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:46:41,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:46:41,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:46:41,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:46:41,718 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:46:41,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:46:41,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:46:41,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:46:41,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:46:41,720 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:46:41,720 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:46:41,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:46:41,720 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:46:41,721 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:46:41,721 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:46:41,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:46:41,722 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:46:41,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:46:41,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:46:41,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:46:41,995 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:46:41,996 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:46:41,997 INFO L431 ainManager$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 [2024-09-11 20:46:42,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:46:42,057 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:46:42,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-11 20:46:43,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:46:43,738 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:46:43,741 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-11 20:46:43,752 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a512cbe9a/81457a44386f4a459469c8f159d373ac/FLAG6a9352756 [2024-09-11 20:46:44,111 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a512cbe9a/81457a44386f4a459469c8f159d373ac [2024-09-11 20:46:44,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:46:44,112 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:46:44,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:46:44,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:46:44,120 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:46:44,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:42" (1/2) ... [2024-09-11 20:46:44,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71575801 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:44, skipping insertion in model container [2024-09-11 20:46:44,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:42" (1/2) ... [2024-09-11 20:46:44,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65c77859 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:44, skipping insertion in model container [2024-09-11 20:46:44,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:44" (2/2) ... [2024-09-11 20:46:44,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71575801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44, skipping insertion in model container [2024-09-11 20:46:44,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:44" (2/2) ... [2024-09-11 20:46:44,131 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:46:44,131 INFO L1541 ArrayList]: Location invariant before [L34-L305] ((((((long long) main__limit + 4) <= main__bufsize) && (main__j == 0)) && (((((long long) main__i + 1) <= main__len) && (1 <= main__i)) || ((main__i == 0) && (1 <= main__len)))) || (((1 <= main__j) && (((long long) main__limit + 4) <= main__bufsize)) && (1 <= main__i))) [2024-09-11 20:46:44,131 INFO L1541 ArrayList]: Location invariant before [L38-L294] (((((1 <= main__j) && (((long long) main__limit + 4) <= main__bufsize)) && ((5 + main__j) <= main__bufsize)) && (((((long long) main__i + 1) <= main__len) && (1 <= main__i)) || ((main__i == 0) && (1 <= main__len)))) || ((((5 <= main__bufsize) && (((long long) main__limit + 4) <= main__bufsize)) && (main__j == 0)) && (((1 <= main__i) && ((((long long) main__i + 1) == main__len) || (((long long) main__i + 1) < main__len))) || ((main__i == 0) && (1 <= main__len))))) [2024-09-11 20:46:44,131 INFO L1541 ArrayList]: Location invariant before [L30-L311] (((0 < main__i) || (main__i == 0)) && (((long long) main__limit + 4) <= main__bufsize)) [2024-09-11 20:46:44,159 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:46:44,344 WARN L247 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] [2024-09-11 20:46:44,353 WARN L247 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] [2024-09-11 20:46:44,357 WARN L247 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] [2024-09-11 20:46:44,358 WARN L247 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] [2024-09-11 20:46:44,365 WARN L247 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] [2024-09-11 20:46:44,382 WARN L247 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] [2024-09-11 20:46:44,385 WARN L247 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] [2024-09-11 20:46:44,386 WARN L247 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] [2024-09-11 20:46:44,387 WARN L247 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] [2024-09-11 20:46:44,388 WARN L247 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] [2024-09-11 20:46:44,392 WARN L247 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] [2024-09-11 20:46:44,397 WARN L247 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] [2024-09-11 20:46:44,403 WARN L247 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] [2024-09-11 20:46:44,405 WARN L247 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] [2024-09-11 20:46:44,409 WARN L247 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] [2024-09-11 20:46:44,412 WARN L247 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] [2024-09-11 20:46:44,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:46:44,425 INFO L200 MainTranslator]: Completed pre-run [2024-09-11 20:46:44,440 WARN L247 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] [2024-09-11 20:46:44,441 WARN L247 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] [2024-09-11 20:46:44,445 WARN L247 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] [2024-09-11 20:46:44,450 WARN L247 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] [2024-09-11 20:46:44,451 WARN L247 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] [2024-09-11 20:46:44,456 WARN L247 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] [2024-09-11 20:46:44,458 WARN L247 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] [2024-09-11 20:46:44,461 WARN L247 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] [2024-09-11 20:46:44,462 WARN L247 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] [2024-09-11 20:46:44,464 WARN L247 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] [2024-09-11 20:46:44,466 WARN L247 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] [2024-09-11 20:46:44,467 WARN L247 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] [2024-09-11 20:46:44,468 WARN L247 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] [2024-09-11 20:46:44,469 WARN L247 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] [2024-09-11 20:46:44,471 WARN L247 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] [2024-09-11 20:46:44,474 WARN L247 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 [2024-09-11 20:46:44,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:46:44,523 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:46:44,524 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44 WrapperNode [2024-09-11 20:46:44,524 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:46:44,525 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:46:44,525 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:46:44,525 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:46:44,535 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,535 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,541 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,558 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-09-11 20:46:44,558 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,559 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,578 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,579 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,582 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:46:44,583 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:46:44,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:46:44,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:46:44,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (1/1) ... [2024-09-11 20:46:44,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:46:44,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:46:44,613 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) [2024-09-11 20:46:44,614 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 [2024-09-11 20:46:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:46:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:46:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:46:44,655 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:46:44,656 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:46:44,656 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:46:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:46:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-11 20:46:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:46:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-11 20:46:44,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-11 20:46:44,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:46:44,733 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:46:44,734 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:46:44,982 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-09-11 20:46:44,982 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:46:45,026 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:46:45,027 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-11 20:46:45,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:45 BoogieIcfgContainer [2024-09-11 20:46:45,030 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:46:45,031 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:46:45,031 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:46:45,032 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:46:45,032 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:42" (1/4) ... [2024-09-11 20:46:45,032 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d394c20 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:45, skipping insertion in model container [2024-09-11 20:46:45,032 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:46:44" (2/4) ... [2024-09-11 20:46:45,033 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d394c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:45, skipping insertion in model container [2024-09-11 20:46:45,033 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:44" (3/4) ... [2024-09-11 20:46:45,033 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3d394c20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:45, skipping insertion in model container [2024-09-11 20:46:45,033 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:45" (4/4) ... [2024-09-11 20:46:45,036 INFO L79 RefereeObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-11 20:46:45,042 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-11 20:46:45,043 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-11 20:46:45,043 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,043 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,044 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,045 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-11 20:46:45,046 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,046 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,046 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,046 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,046 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-11 20:46:45,046 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,047 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,047 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:45,047 INFO L130 InvariantChecker]: Will check 19 loop-free subgraphs from procedure entry to error location [2024-09-11 20:46:45,138 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-11 20:46:45,139 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,139 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,140 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,146 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,148 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,266 INFO L101 BaseMinimizeStates]: Removed 65 edges and 25 locations by large block encoding [2024-09-11 20:46:45,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,268 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,268 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,269 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,283 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:45,353 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:45,353 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,354 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,354 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,354 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,461 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:45,462 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,462 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,463 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,463 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,473 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:45,505 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:45,506 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,506 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,508 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,508 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,508 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,586 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:45,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,587 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,587 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,587 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,596 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:45,622 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:45,623 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,623 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,623 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,623 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,623 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,691 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:45,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,691 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,692 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,692 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,700 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:45,720 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:45,721 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,721 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,721 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,721 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,722 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,791 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:45,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,791 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,791 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,792 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,799 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:45,818 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:45,820 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,820 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,820 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,820 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,820 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,879 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:45,880 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,880 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,880 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,880 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,889 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:45,908 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:45,908 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:45,908 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:45,908 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:45,909 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:45,909 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,971 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:45,972 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:45,972 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:45,972 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:45,972 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:45,981 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,006 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,006 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,006 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,006 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,007 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,007 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,097 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:46,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,098 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,098 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,098 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,109 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,126 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,127 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,127 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,127 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,127 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,127 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,184 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:46,185 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,185 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,185 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,185 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,194 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,212 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,212 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,213 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,213 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,213 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,213 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,267 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:46,267 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,268 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,268 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,268 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,277 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,294 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-11 20:46:46,294 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,294 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,294 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,294 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,294 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,353 INFO L101 BaseMinimizeStates]: Removed 64 edges and 25 locations by large block encoding [2024-09-11 20:46:46,353 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,353 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,354 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,354 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,360 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,392 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,392 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,392 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,392 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,392 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,438 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:46,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,438 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,438 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,438 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,444 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,459 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,460 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,460 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,460 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,460 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,460 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,509 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:46,510 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,510 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,511 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,511 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,518 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,533 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,534 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,534 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,534 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,534 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,581 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:46,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,582 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,582 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,582 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,591 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,607 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:46,608 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,608 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,608 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,609 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,609 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,671 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:46,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,671 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,672 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,672 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,680 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:46,700 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-11 20:46:46,700 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:46,700 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:46,700 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:46,700 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:46,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,758 INFO L101 BaseMinimizeStates]: Removed 67 edges and 25 locations by large block encoding [2024-09-11 20:46:46,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:46,759 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:46,762 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:46,762 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:46,772 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-09-11 20:46:46,773 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:144) 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) [2024-09-11 20:46:46,780 INFO L158 Benchmark]: Toolchain (without parser) took 2666.82ms. Allocated memory was 146.8MB in the beginning and 226.5MB in the end (delta: 79.7MB). Free memory was 83.1MB in the beginning and 152.9MB in the end (delta: -69.8MB). Peak memory consumption was 82.9MB. Max. memory is 16.1GB. [2024-09-11 20:46:46,784 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 96.5MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:46:46,785 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 96.5MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:46:46,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.29ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 107.3MB in the end (delta: -24.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:46:46,785 INFO L158 Benchmark]: Boogie Preprocessor took 56.97ms. Allocated memory is still 146.8MB. Free memory was 107.3MB in the beginning and 104.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:46:46,786 INFO L158 Benchmark]: RCFGBuilder took 447.54ms. Allocated memory is still 146.8MB. Free memory was 104.5MB in the beginning and 82.1MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-11 20:46:46,787 INFO L158 Benchmark]: Referee took 1747.32ms. Allocated memory was 146.8MB in the beginning and 226.5MB in the end (delta: 79.7MB). Free memory was 82.1MB in the beginning and 152.9MB in the end (delta: -70.8MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. [2024-09-11 20:46:46,789 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 0.14ms. Allocated memory is still 96.5MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.43ms. Allocated memory is still 96.5MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.29ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 107.3MB in the end (delta: -24.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.97ms. Allocated memory is still 146.8MB. Free memory was 107.3MB in the beginning and 104.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 447.54ms. Allocated memory is still 146.8MB. Free memory was 104.5MB in the beginning and 82.1MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Referee took 1747.32ms. Allocated memory was 146.8MB in the beginning and 226.5MB in the end (delta: 79.7MB). Free memory was 82.1MB in the beginning and 152.9MB in the end (delta: -70.8MB). Peak memory consumption was 86.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:46:46,820 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c ../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:46:48,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:46:49,051 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:46:49,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:46:49,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:46:49,090 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:46:49,091 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:46:49,092 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:46:49,093 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:46:49,094 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:46:49,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:46:49,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:46:49,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:46:49,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:46:49,100 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:46:49,100 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:46:49,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:46:49,101 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:46:49,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:46:49,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:46:49,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:46:49,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:46:49,105 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:46:49,106 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:46:49,106 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:46:49,106 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:46:49,107 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:46:49,107 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:46:49,107 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:46:49,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:46:49,108 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:46:49,108 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:46:49,108 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:46:49,109 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:46:49,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:46:49,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:46:49,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:46:49,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:46:49,112 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:46:49,112 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:46:49,112 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:46:49,113 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:46:49,113 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:46:49,113 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:46:49,114 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:46:49,114 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:46:49,415 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:46:49,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:46:49,438 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:46:49,439 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:46:49,440 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:46:49,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-11 20:46:50,916 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:46:51,134 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:46:51,135 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-11 20:46:51,143 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/da71b1d4e/96e98493dbed48bb9cc41e4882d32d03/FLAG59fcddf2d [2024-09-11 20:46:51,158 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/da71b1d4e/96e98493dbed48bb9cc41e4882d32d03 [2024-09-11 20:46:51,162 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:46:51,162 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:46:51,164 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml [2024-09-11 20:46:51,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:46:51,219 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:46:51,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:46:51,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:46:51,227 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:46:51,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:51" (1/2) ... [2024-09-11 20:46:51,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3d42dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:51, skipping insertion in model container [2024-09-11 20:46:51,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:46:51" (1/2) ... [2024-09-11 20:46:51,233 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51a064db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:46:51, skipping insertion in model container [2024-09-11 20:46:51,233 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:51" (2/2) ... [2024-09-11 20:46:51,234 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3d42dc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:51, skipping insertion in model container [2024-09-11 20:46:51,234 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:51" (2/2) ... [2024-09-11 20:46:51,248 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:46:51,249 INFO L1541 ArrayList]: Location invariant before [L38-L294] (((((1 <= main__j) && (((long long) main__limit + 4) <= main__bufsize)) && ((5 + main__j) <= main__bufsize)) && (((((long long) main__i + 1) <= main__len) && (1 <= main__i)) || ((main__i == 0) && (1 <= main__len)))) || ((((5 <= main__bufsize) && (((long long) main__limit + 4) <= main__bufsize)) && (main__j == 0)) && (((1 <= main__i) && ((((long long) main__i + 1) == main__len) || (((long long) main__i + 1) < main__len))) || ((main__i == 0) && (1 <= main__len))))) [2024-09-11 20:46:51,249 INFO L1541 ArrayList]: Location invariant before [L34-L305] ((((((long long) main__limit + 4) <= main__bufsize) && (main__j == 0)) && (((((long long) main__i + 1) <= main__len) && (1 <= main__i)) || ((main__i == 0) && (1 <= main__len)))) || (((1 <= main__j) && (((long long) main__limit + 4) <= main__bufsize)) && (1 <= main__i))) [2024-09-11 20:46:51,250 INFO L1541 ArrayList]: Location invariant before [L30-L311] (((0 < main__i) || (main__i == 0)) && (((long long) main__limit + 4) <= main__bufsize)) [2024-09-11 20:46:51,280 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:46:51,471 WARN L247 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] [2024-09-11 20:46:51,481 WARN L247 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] [2024-09-11 20:46:51,487 WARN L247 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] [2024-09-11 20:46:51,489 WARN L247 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] [2024-09-11 20:46:51,494 WARN L247 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] [2024-09-11 20:46:51,495 WARN L247 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] [2024-09-11 20:46:51,500 WARN L247 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] [2024-09-11 20:46:51,502 WARN L247 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] [2024-09-11 20:46:51,504 WARN L247 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] [2024-09-11 20:46:51,506 WARN L247 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] [2024-09-11 20:46:51,510 WARN L247 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] [2024-09-11 20:46:51,515 WARN L247 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] [2024-09-11 20:46:51,516 WARN L247 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] [2024-09-11 20:46:51,517 WARN L247 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] [2024-09-11 20:46:51,522 WARN L247 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] [2024-09-11 20:46:51,524 WARN L247 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] [2024-09-11 20:46:51,529 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:46:51,545 INFO L200 MainTranslator]: Completed pre-run [2024-09-11 20:46:51,564 WARN L247 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] [2024-09-11 20:46:51,565 WARN L247 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] [2024-09-11 20:46:51,569 WARN L247 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] [2024-09-11 20:46:51,571 WARN L247 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] [2024-09-11 20:46:51,574 WARN L247 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] [2024-09-11 20:46:51,576 WARN L247 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] [2024-09-11 20:46:51,582 WARN L247 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] [2024-09-11 20:46:51,583 WARN L247 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] [2024-09-11 20:46:51,584 WARN L247 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] [2024-09-11 20:46:51,585 WARN L247 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] [2024-09-11 20:46:51,589 WARN L247 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] [2024-09-11 20:46:51,592 WARN L247 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] [2024-09-11 20:46:51,593 WARN L247 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] [2024-09-11 20:46:51,595 WARN L247 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] [2024-09-11 20:46:51,599 WARN L247 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] [2024-09-11 20:46:51,600 WARN L247 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 [2024-09-11 20:46:51,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:46:51,676 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:46:51,677 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:46:51 WrapperNode [2024-09-11 20:46:51,677 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:46:51,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:46:51,679 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:46:51,679 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:46:51,692 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,693 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,704 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,727 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-09-11 20:46:51,729 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,729 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,742 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,746 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,750 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,755 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,757 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:46:51,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:46:51,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:46:51,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:46:51,762 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 11.09 08:46:51" (1/1) ... [2024-09-11 20:46:51,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:46:51,778 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:46:51,793 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) [2024-09-11 20:46:51,797 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 [2024-09-11 20:46:51,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:46:51,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:46:51,845 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:46:51,846 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:46:51,846 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:46:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:46:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:46:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:46:51,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-09-11 20:46:51,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:46:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-09-11 20:46:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-09-11 20:46:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:46:51,946 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:46:51,949 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:46:52,301 INFO L? ?]: Removed 76 outVars from TransFormulas that were not future-live. [2024-09-11 20:46:52,301 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:46:52,332 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:46:52,332 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-11 20:46:52,333 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:52 BoogieIcfgContainer [2024-09-11 20:46:52,333 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:46:52,333 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:46:52,333 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:46:52,335 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:46:52,335 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:46:51" (1/4) ... [2024-09-11 20:46:52,336 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5ca15b96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:46:52, skipping insertion in model container [2024-09-11 20:46:52,336 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:46:51" (2/4) ... [2024-09-11 20:46:52,336 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5ca15b96 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:52, skipping insertion in model container [2024-09-11 20:46:52,336 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 11.09 08:46:51" (3/4) ... [2024-09-11 20:46:52,336 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5ca15b96 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:46:52, skipping insertion in model container [2024-09-11 20:46:52,337 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:46:52" (4/4) ... [2024-09-11 20:46:52,338 INFO L79 RefereeObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2024-09-11 20:46:52,341 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-11 20:46:52,342 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-11 20:46:52,343 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,343 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,344 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,344 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,344 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,344 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,344 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,345 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,345 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,345 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-11 20:46:52,345 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,345 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,346 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,346 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,346 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges. [2024-09-11 20:46:52,346 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,346 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,347 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges. [2024-09-11 20:46:52,347 INFO L130 InvariantChecker]: Will check 19 loop-free subgraphs from procedure entry to error location [2024-09-11 20:46:52,436 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-11 20:46:52,438 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:52,438 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:52,439 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:52,440 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:52,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:52,584 INFO L101 BaseMinimizeStates]: Removed 65 edges and 25 locations by large block encoding [2024-09-11 20:46:52,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:52,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:52,585 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:52,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:52,612 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:52,647 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:52,647 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:52,647 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:52,647 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:52,647 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:52,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:52,761 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:52,762 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:52,762 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:52,762 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:52,762 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:52,774 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:52,807 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:52,808 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:52,808 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:52,808 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:52,808 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:52,808 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:52,903 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:52,903 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:52,904 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:52,904 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:52,904 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:52,916 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:52,946 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:52,947 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:52,947 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:52,947 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:52,947 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:52,947 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,035 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:53,036 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,036 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,036 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,036 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,044 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,067 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,068 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,068 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,068 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,068 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,150 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:53,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,151 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,151 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,151 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,164 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,192 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,193 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,193 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,194 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,194 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,195 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,262 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:53,263 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,263 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,264 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,264 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,284 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,304 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,305 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,305 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,305 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,305 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,306 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,365 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:53,366 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,366 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,367 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,367 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,377 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,400 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,400 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,400 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,400 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,400 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,400 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,470 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:53,471 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,471 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,471 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,471 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,481 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,503 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,503 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,504 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,504 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,504 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,575 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:53,575 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,576 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,576 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,576 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,586 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,605 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,605 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,605 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,605 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,605 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,606 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,663 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:53,663 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,664 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,664 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,664 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,674 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,712 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-11 20:46:53,713 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,713 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,713 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,713 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,790 INFO L101 BaseMinimizeStates]: Removed 64 edges and 25 locations by large block encoding [2024-09-11 20:46:53,790 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,790 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,790 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,791 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,800 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,821 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,821 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,821 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,822 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,822 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,822 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,871 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:53,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,872 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,872 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,872 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,897 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,913 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,913 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,914 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,914 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,914 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,962 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:53,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:53,962 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:53,963 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:53,963 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:53,969 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:53,985 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:53,986 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:53,986 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:53,986 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:53,986 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:53,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:54,055 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding [2024-09-11 20:46:54,056 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:54,056 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:54,056 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:54,056 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:54,066 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:54,084 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges [2024-09-11 20:46:54,085 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:54,085 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:54,085 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:54,086 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:54,086 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:54,138 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding [2024-09-11 20:46:54,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:54,139 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:54,139 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:54,139 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:54,147 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-11 20:46:54,167 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges [2024-09-11 20:46:54,167 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:46:54,167 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:46:54,167 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:46:54,168 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:46:54,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:54,229 INFO L101 BaseMinimizeStates]: Removed 67 edges and 25 locations by large block encoding [2024-09-11 20:46:54,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:46:54,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:46:54,230 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:46:54,230 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:46:54,240 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-09-11 20:46:54,241 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:144) 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) [2024-09-11 20:46:54,248 INFO L158 Benchmark]: Toolchain (without parser) took 3028.40ms. Allocated memory was 77.6MB in the beginning and 146.8MB in the end (delta: 69.2MB). Free memory was 43.7MB in the beginning and 110.5MB in the end (delta: -66.8MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2024-09-11 20:46:54,249 INFO L158 Benchmark]: CDTParser took 0.91ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:46:54,249 INFO L158 Benchmark]: Witness Parser took 0.82ms. Allocated memory is still 77.6MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:46:54,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.16ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 44.5MB in the end (delta: -998.9kB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2024-09-11 20:46:54,250 INFO L158 Benchmark]: Boogie Preprocessor took 81.57ms. Allocated memory is still 77.6MB. Free memory was 44.5MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:46:54,250 INFO L158 Benchmark]: RCFGBuilder took 572.16ms. Allocated memory is still 77.6MB. Free memory was 41.4MB in the beginning and 42.0MB in the end (delta: -543.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-09-11 20:46:54,251 INFO L158 Benchmark]: Referee took 1913.58ms. Allocated memory was 77.6MB in the beginning and 146.8MB in the end (delta: 69.2MB). Free memory was 42.0MB in the beginning and 110.5MB in the end (delta: -68.5MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2024-09-11 20:46:54,252 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 0.91ms. Allocated memory is still 54.5MB. Free memory was 33.6MB in the beginning and 33.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.82ms. Allocated memory is still 77.6MB. Free memory is still 45.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.16ms. Allocated memory is still 77.6MB. Free memory was 43.5MB in the beginning and 44.5MB in the end (delta: -998.9kB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.57ms. Allocated memory is still 77.6MB. Free memory was 44.5MB in the beginning and 41.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 572.16ms. Allocated memory is still 77.6MB. Free memory was 41.4MB in the beginning and 42.0MB in the end (delta: -543.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Referee took 1913.58ms. Allocated memory was 77.6MB in the beginning and 146.8MB in the end (delta: 69.2MB). Free memory was 42.0MB in the beginning and 110.5MB in the end (delta: -68.5MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:46:54,282 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug