This is Ultimate 0.2.4-dev-1d5fa63-m
[2024-09-13 10:07:17,076 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-13 10:07:17,146 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf
[2024-09-13 10:07:17,152 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 10:07:17,153 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 10:07:17,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 10:07:17,188 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 10:07:17,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 10:07:17,189 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 10:07:17,191 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-13 10:07:17,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 10:07:17,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 10:07:17,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 10:07:17,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-13 10:07:17,194 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-13 10:07:17,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 10:07:17,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-13 10:07:17,195 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-13 10:07:17,196 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-09-13 10:07:17,196 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-13 10:07:17,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-13 10:07:17,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 10:07:17,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 10:07:17,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 10:07:17,200 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-13 10:07:17,200 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-13 10:07:17,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-13 10:07:17,201 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-13 10:07:17,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 10:07:17,201 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-13 10:07:17,201 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-13 10:07:17,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 10:07:17,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-13 10:07:17,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 10:07:17,202 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 10:07:17,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 10:07:17,203 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 10:07:17,203 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-09-13 10:07:17,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-09-13 10:07:17,204 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 10:07:17,204 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 10:07:17,205 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 10:07:17,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 10:07:17,206 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 10:07:17,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 10:07:17,522 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 10:07:17,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 10:07:17,525 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-13 10:07:17,526 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-13 10:07:17,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c
[2024-09-13 10:07:18,975 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-13 10:07:19,209 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-13 10:07:19,210 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c
[2024-09-13 10:07:19,221 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1ae507f17/474a0891121b4fb6836e1063890bdddb/FLAG7b16ba15f
[2024-09-13 10:07:19,236 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1ae507f17/474a0891121b4fb6836e1063890bdddb
[2024-09-13 10:07:19,239 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-13 10:07:19,240 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-13 10:07:19,243 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml
[2024-09-13 10:07:19,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 10:07:19,300 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 10:07:19,302 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 10:07:19,303 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 10:07:19,308 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 10:07:19,309 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:07:19" (1/2) ...
[2024-09-13 10:07:19,310 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f49c2a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:07:19, skipping insertion in model container
[2024-09-13 10:07:19,311 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:07:19" (1/2) ...
[2024-09-13 10:07:19,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7babbafa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:07:19, skipping insertion in model container
[2024-09-13 10:07:19,313 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:19" (2/2) ...
[2024-09-13 10:07:19,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f49c2a4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:07:19, skipping insertion in model container
[2024-09-13 10:07:19,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:19" (2/2) ...
[2024-09-13 10:07:19,323 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 10:07:19,324 INFO L1541 ArrayList]: Location invariant before [L34-L305] (((((1 <= main__i) && (1 <= main__j)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) || ((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))))
[2024-09-13 10:07:19,325 INFO L1541 ArrayList]: Location invariant before [L38-L294] ((((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))) && (5 <= main__bufsize)) || (((((1 <= main__j) && ((5 + main__j) <= main__bufsize)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))))
[2024-09-13 10:07:19,325 INFO L1541 ArrayList]: Location invariant before [L30-L311] (((\old(__return_334) == __return_334) && (((long long) main__limit + 4) <= main__bufsize)) && ((main__i == 0) || (0 < main__i)))
[2024-09-13 10:07:19,351 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-13 10:07:19,525 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]
[2024-09-13 10:07:19,531 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]
[2024-09-13 10:07:19,533 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]
[2024-09-13 10:07:19,535 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]
[2024-09-13 10:07:19,536 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]
[2024-09-13 10:07:19,537 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]
[2024-09-13 10:07:19,540 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]
[2024-09-13 10:07:19,542 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]
[2024-09-13 10:07:19,543 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]
[2024-09-13 10:07:19,544 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]
[2024-09-13 10:07:19,547 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]
[2024-09-13 10:07:19,548 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]
[2024-09-13 10:07:19,549 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]
[2024-09-13 10:07:19,551 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]
[2024-09-13 10:07:19,553 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]
[2024-09-13 10:07:19,555 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]
[2024-09-13 10:07:19,557 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 10:07:19,575 INFO L200 MainTranslator]: Completed pre-run
[2024-09-13 10:07:19,593 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[1066,1079]
[2024-09-13 10:07:19,595 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[1266,1279]
[2024-09-13 10:07:19,596 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]
[2024-09-13 10:07:19,598 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]
[2024-09-13 10:07:19,599 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[2024,2037]
[2024-09-13 10:07:19,600 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[2224,2237]
[2024-09-13 10:07:19,602 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]
[2024-09-13 10:07:19,603 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]
[2024-09-13 10:07:19,604 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]
[2024-09-13 10:07:19,605 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]
[2024-09-13 10:07:19,607 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]
[2024-09-13 10:07:19,612 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]
[2024-09-13 10:07:19,613 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]
[2024-09-13 10:07:19,619 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]
[2024-09-13 10:07:19,621 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]
[2024-09-13 10:07:19,622 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
[2024-09-13 10:07:19,658 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 10:07:19,672 INFO L204 MainTranslator]: Completed translation
[2024-09-13 10:07:19,673 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:07:19 WrapperNode
[2024-09-13 10:07:19,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 10:07:19,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 10:07:19,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 10:07:19,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 10:07:19,688 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,689 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,696 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,724 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].
[2024-09-13 10:07:19,724 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,724 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,731 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,734 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,735 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,736 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 10:07:19,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 10:07:19,740 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 10:07:19,740 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-13 10:07:19,741 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 13.09 10:07:19" (1/1) ...
[2024-09-13 10:07:19,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 10:07:19,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 10:07:19,776 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)
[2024-09-13 10:07:19,779 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
[2024-09-13 10:07:19,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 10:07:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 10:07:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 10:07:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 10:07:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 10:07:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 10:07:19,826 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-09-13 10:07:19,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 10:07:19,949 INFO L242 CfgBuilder]: Building ICFG
[2024-09-13 10:07:19,959 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 10:07:20,239 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-13 10:07:20,277 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 10:07:20,279 INFO L318 CfgBuilder]: Removed 0 assume(true) statements.
[2024-09-13 10:07:20,279 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:07:20 BoogieIcfgContainer
[2024-09-13 10:07:20,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 10:07:20,280 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 10:07:20,280 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-13 10:07:20,281 INFO L274 PluginConnector]: Referee initialized
[2024-09-13 10:07:20,282 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:07:19" (1/4) ...
[2024-09-13 10:07:20,282 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3400ddd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:07:20, skipping insertion in model container
[2024-09-13 10:07:20,282 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:19" (2/4) ...
[2024-09-13 10:07:20,282 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3400ddd7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:07:20, skipping insertion in model container
[2024-09-13 10:07:20,283 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 13.09 10:07:19" (3/4) ...
[2024-09-13 10:07:20,283 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3400ddd7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:07:20, skipping insertion in model container
[2024-09-13 10:07:20,283 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:07:20" (4/4) ...
[2024-09-13 10:07:20,284 INFO L79 RefereeObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c
[2024-09-13 10:07:20,292 INFO L112 InvariantChecker]: Found 0 loops.
[2024-09-13 10:07:20,293 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges.
[2024-09-13 10:07:20,293 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,293 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,294 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,295 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,295 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges.
[2024-09-13 10:07:20,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,296 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges.
[2024-09-13 10:07:20,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,297 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:20,297 INFO L130 InvariantChecker]: Will check 19 loop-free subgraphs from procedure entry to error location
[2024-09-13 10:07:20,371 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges
[2024-09-13 10:07:20,373 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:20,374 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:20,375 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:20,375 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:20,377 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:20,529 INFO L101 BaseMinimizeStates]: Removed 65 edges and 25 locations by large block encoding
[2024-09-13 10:07:20,531 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:20,531 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:20,532 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:20,532 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:20,557 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:20,582 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:20,583 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:20,583 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:20,583 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:20,584 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:20,584 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:20,725 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:20,725 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:20,726 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:20,726 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:20,726 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:20,748 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:20,769 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:20,772 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:20,772 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:20,773 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:20,773 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:20,773 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:20,866 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:20,866 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:20,867 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:20,867 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:20,867 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:20,884 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:20,900 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:20,900 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:20,901 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:20,901 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:20,902 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:20,902 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,010 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,010 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,010 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,010 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,010 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,038 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,099 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,099 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,099 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,099 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,100 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,100 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,183 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,184 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,187 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,187 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,187 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,198 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,209 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,209 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,209 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,210 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,210 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,210 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,274 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,275 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,275 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,276 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,276 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,287 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,297 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,298 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,298 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,298 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,298 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,299 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,370 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,370 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,370 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,371 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,371 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,380 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,390 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,390 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,391 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,391 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,391 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,391 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,446 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,446 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,446 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,446 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,446 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,460 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,469 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,470 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,470 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,470 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,471 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,471 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,531 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,534 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,534 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,534 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,534 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,548 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,556 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,557 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,557 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,557 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,557 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,557 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,633 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,634 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,634 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,634 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,634 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,651 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,661 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges
[2024-09-13 10:07:21,661 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,662 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,662 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,662 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,724 INFO L101 BaseMinimizeStates]: Removed 64 edges and 25 locations by large block encoding
[2024-09-13 10:07:21,725 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,726 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,727 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,727 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,740 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,750 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,751 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,752 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,752 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,752 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,752 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,800 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,803 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,803 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,804 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,804 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,814 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,821 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,821 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,822 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,822 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,822 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,822 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,866 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,867 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,867 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,868 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,868 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,876 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,883 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,883 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,884 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,884 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,884 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,884 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,958 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:21,958 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:21,958 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:21,958 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:21,958 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:21,972 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:21,979 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:21,979 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:21,979 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:21,979 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:21,980 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:21,980 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:22,023 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:22,023 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:22,023 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:22,024 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:22,024 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:22,031 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:22,041 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges
[2024-09-13 10:07:22,041 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:22,041 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:22,042 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:22,042 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:22,042 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:22,089 INFO L101 BaseMinimizeStates]: Removed 67 edges and 25 locations by large block encoding
[2024-09-13 10:07:22,089 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:22,090 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:22,092 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:22,092 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:22,102 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 4 edges
[2024-09-13 10:07:22,104 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.<init>(AcyclicSubgraphMerger.java:169)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.<init>(InvariantChecker.java:144)
at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.<init>(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)
[2024-09-13 10:07:22,110 INFO L158 Benchmark]: Toolchain (without parser) took 2808.28ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 123.6MB in the beginning and 116.6MB in the end (delta: 7.0MB). Peak memory consumption was 142.5MB. Max. memory is 16.1GB.
[2024-09-13 10:07:22,111 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 127.7MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 10:07:22,111 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 159.4MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 10:07:22,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.71ms. Allocated memory is still 159.4MB. Free memory was 123.6MB in the beginning and 102.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
[2024-09-13 10:07:22,112 INFO L158 Benchmark]: Boogie Preprocessor took 65.08ms. Allocated memory is still 159.4MB. Free memory was 102.6MB in the beginning and 99.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-09-13 10:07:22,113 INFO L158 Benchmark]: RCFGBuilder took 540.30ms. Allocated memory is still 159.4MB. Free memory was 99.7MB in the beginning and 115.4MB in the end (delta: -15.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
[2024-09-13 10:07:22,114 INFO L158 Benchmark]: Referee took 1827.44ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 115.4MB in the beginning and 116.6MB in the end (delta: -1.2MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB.
[2024-09-13 10:07:22,116 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.<init>(AcyclicSubgraphMerger.java:169)
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.17ms. Allocated memory is still 159.4MB. Free memory is still 127.7MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.22ms. Allocated memory is still 159.4MB. Free memory is still 125.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 370.71ms. Allocated memory is still 159.4MB. Free memory was 123.6MB in the beginning and 102.6MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 65.08ms. Allocated memory is still 159.4MB. Free memory was 102.6MB in the beginning and 99.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 540.30ms. Allocated memory is still 159.4MB. Free memory was 99.7MB in the beginning and 115.4MB in the end (delta: -15.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB.
* Referee took 1827.44ms. Allocated memory was 159.4MB in the beginning and 247.5MB in the end (delta: 88.1MB). Free memory was 115.4MB in the beginning and 116.6MB in the end (delta: -1.2MB). Peak memory consumption was 137.7MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 10:07:22,146 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
### Bit-precise run ###
This is Ultimate 0.2.4-dev-1d5fa63-m
[2024-09-13 10:07:24,342 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-09-13 10:07:24,412 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf
[2024-09-13 10:07:24,418 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-09-13 10:07:24,419 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-09-13 10:07:24,456 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-09-13 10:07:24,456 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-09-13 10:07:24,457 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-09-13 10:07:24,457 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-09-13 10:07:24,458 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-09-13 10:07:24,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-09-13 10:07:24,459 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-09-13 10:07:24,461 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-09-13 10:07:24,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-09-13 10:07:24,462 INFO L153 SettingsManager]: * Use SBE=true
[2024-09-13 10:07:24,462 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-09-13 10:07:24,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-09-13 10:07:24,466 INFO L153 SettingsManager]: * sizeof long=4
[2024-09-13 10:07:24,466 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-09-13 10:07:24,467 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-09-13 10:07:24,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-09-13 10:07:24,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-09-13 10:07:24,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-09-13 10:07:24,468 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-09-13 10:07:24,468 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-09-13 10:07:24,468 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-09-13 10:07:24,468 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-09-13 10:07:24,469 INFO L153 SettingsManager]: * sizeof long double=12
[2024-09-13 10:07:24,469 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-09-13 10:07:24,469 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-09-13 10:07:24,469 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-09-13 10:07:24,469 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-09-13 10:07:24,470 INFO L153 SettingsManager]: * Future-live optimization=false
[2024-09-13 10:07:24,470 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-09-13 10:07:24,472 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-09-13 10:07:24,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 10:07:24,473 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-09-13 10:07:24,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-09-13 10:07:24,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-09-13 10:07:24,474 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-09-13 10:07:24,474 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-09-13 10:07:24,475 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-09-13 10:07:24,475 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-09-13 10:07:24,475 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-09-13 10:07:24,475 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-09-13 10:07:24,476 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-09-13 10:07:24,476 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None
[2024-09-13 10:07:24,790 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-09-13 10:07:24,814 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-09-13 10:07:24,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-09-13 10:07:24,818 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-09-13 10:07:24,819 INFO L274 PluginConnector]: CDTParser initialized
[2024-09-13 10:07:24,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c
[2024-09-13 10:07:26,360 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-09-13 10:07:26,579 INFO L384 CDTParser]: Found 1 translation units.
[2024-09-13 10:07:26,581 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c
[2024-09-13 10:07:26,593 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/364a4b334/830127b679e3473ca7f59b4a6fddba0a/FLAG6c968e2f8
[2024-09-13 10:07:26,610 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/364a4b334/830127b679e3473ca7f59b4a6fddba0a
[2024-09-13 10:07:26,614 INFO L270 PluginConnector]: Initializing Witness Parser...
[2024-09-13 10:07:26,614 INFO L274 PluginConnector]: Witness Parser initialized
[2024-09-13 10:07:26,616 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/SpamAssassin-loop.i.v+cfa-reducer.yml/witness-2.1.yml
[2024-09-13 10:07:26,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-09-13 10:07:26,675 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements.
[2024-09-13 10:07:26,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-09-13 10:07:26,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-09-13 10:07:26,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-09-13 10:07:26,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:07:26" (1/2) ...
[2024-09-13 10:07:26,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1419898a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:07:26, skipping insertion in model container
[2024-09-13 10:07:26,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:07:26" (1/2) ...
[2024-09-13 10:07:26,690 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@667943b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:07:26, skipping insertion in model container
[2024-09-13 10:07:26,690 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:26" (2/2) ...
[2024-09-13 10:07:26,691 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1419898a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:07:26, skipping insertion in model container
[2024-09-13 10:07:26,691 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:26" (2/2) ...
[2024-09-13 10:07:26,701 INFO L93 nessWitnessExtractor]: Found the following entries in the witness:
[2024-09-13 10:07:26,701 INFO L1541 ArrayList]: Location invariant before [L34-L305] (((((1 <= main__i) && (1 <= main__j)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) || ((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))))
[2024-09-13 10:07:26,702 INFO L1541 ArrayList]: Location invariant before [L38-L294] ((((((main__j == 0) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))) && (5 <= main__bufsize)) || (((((1 <= main__j) && ((5 + main__j) <= main__bufsize)) && (\old(__return_334) == __return_334)) && (((long long) main__limit + 4) <= main__bufsize)) && (((main__i == 0) && (1 <= main__len)) || ((1 <= main__i) && (((long long) main__i + 1) <= main__len)))))
[2024-09-13 10:07:26,702 INFO L1541 ArrayList]: Location invariant before [L30-L311] (((\old(__return_334) == __return_334) && (((long long) main__limit + 4) <= main__bufsize)) && ((main__i == 0) || (0 < main__i)))
[2024-09-13 10:07:26,730 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-09-13 10:07:26,936 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]
[2024-09-13 10:07:26,944 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]
[2024-09-13 10:07:26,950 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]
[2024-09-13 10:07:26,951 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]
[2024-09-13 10:07:26,953 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]
[2024-09-13 10:07:26,955 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]
[2024-09-13 10:07:26,959 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]
[2024-09-13 10:07:26,960 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]
[2024-09-13 10:07:26,965 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]
[2024-09-13 10:07:26,967 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]
[2024-09-13 10:07:26,972 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]
[2024-09-13 10:07:26,974 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]
[2024-09-13 10:07:26,975 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]
[2024-09-13 10:07:26,976 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]
[2024-09-13 10:07:26,980 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]
[2024-09-13 10:07:26,983 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]
[2024-09-13 10:07:26,989 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 10:07:27,006 INFO L200 MainTranslator]: Completed pre-run
[2024-09-13 10:07:27,022 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]
[2024-09-13 10:07:27,025 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]
[2024-09-13 10:07:27,028 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]
[2024-09-13 10:07:27,030 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]
[2024-09-13 10:07:27,036 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]
[2024-09-13 10:07:27,039 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]
[2024-09-13 10:07:27,041 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]
[2024-09-13 10:07:27,045 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]
[2024-09-13 10:07:27,046 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]
[2024-09-13 10:07:27,050 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]
[2024-09-13 10:07:27,052 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]
[2024-09-13 10:07:27,053 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]
[2024-09-13 10:07:27,056 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]
[2024-09-13 10:07:27,058 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]
[2024-09-13 10:07:27,062 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]
[2024-09-13 10:07:27,065 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
[2024-09-13 10:07:27,110 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-09-13 10:07:27,128 INFO L204 MainTranslator]: Completed translation
[2024-09-13 10:07:27,128 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:07:27 WrapperNode
[2024-09-13 10:07:27,129 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-09-13 10:07:27,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-09-13 10:07:27,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-09-13 10:07:27,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-09-13 10:07:27,143 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,143 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,152 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,172 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].
[2024-09-13 10:07:27,174 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,175 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,185 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,191 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,192 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,198 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-09-13 10:07:27,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-09-13 10:07:27,204 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-09-13 10:07:27,204 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-09-13 10:07:27,205 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 13.09 10:07:27" (1/1) ...
[2024-09-13 10:07:27,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-09-13 10:07:27,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3
[2024-09-13 10:07:27,234 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)
[2024-09-13 10:07:27,239 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
[2024-09-13 10:07:27,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2024-09-13 10:07:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-09-13 10:07:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error
[2024-09-13 10:07:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-09-13 10:07:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure main
[2024-09-13 10:07:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure abort
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure main
[2024-09-13 10:07:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2024-09-13 10:07:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-09-13 10:07:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-09-13 10:07:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0
[2024-09-13 10:07:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0
[2024-09-13 10:07:27,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-09-13 10:07:27,375 INFO L242 CfgBuilder]: Building ICFG
[2024-09-13 10:07:27,379 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-09-13 10:07:27,736 INFO L291 CfgBuilder]: Performing block encoding
[2024-09-13 10:07:27,785 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-09-13 10:07:27,787 INFO L318 CfgBuilder]: Removed 0 assume(true) statements.
[2024-09-13 10:07:27,788 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:07:27 BoogieIcfgContainer
[2024-09-13 10:07:27,788 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-09-13 10:07:27,789 INFO L112 PluginConnector]: ------------------------Referee----------------------------
[2024-09-13 10:07:27,790 INFO L270 PluginConnector]: Initializing Referee...
[2024-09-13 10:07:27,791 INFO L274 PluginConnector]: Referee initialized
[2024-09-13 10:07:27,791 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:07:26" (1/4) ...
[2024-09-13 10:07:27,791 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2192c801 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:07:27, skipping insertion in model container
[2024-09-13 10:07:27,791 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:26" (2/4) ...
[2024-09-13 10:07:27,792 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2192c801 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:07:27, skipping insertion in model container
[2024-09-13 10:07:27,792 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 13.09 10:07:27" (3/4) ...
[2024-09-13 10:07:27,792 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2192c801 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:07:27, skipping insertion in model container
[2024-09-13 10:07:27,793 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:07:27" (4/4) ...
[2024-09-13 10:07:27,794 INFO L79 RefereeObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c
[2024-09-13 10:07:27,798 INFO L112 InvariantChecker]: Found 0 loops.
[2024-09-13 10:07:27,799 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges.
[2024-09-13 10:07:27,799 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr13ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,799 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,799 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,800 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr18ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,800 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr12ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,801 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr16ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,801 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,802 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,802 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,802 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges.
[2024-09-13 10:07:27,803 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr11ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,803 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr14ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,803 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,803 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr15ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,805 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 32 edges.
[2024-09-13 10:07:27,805 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr17ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,805 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,805 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 33 edges.
[2024-09-13 10:07:27,805 INFO L130 InvariantChecker]: Will check 19 loop-free subgraphs from procedure entry to error location
[2024-09-13 10:07:27,891 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges
[2024-09-13 10:07:27,893 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:27,894 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:27,894 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:27,895 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:27,897 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,042 INFO L101 BaseMinimizeStates]: Removed 65 edges and 25 locations by large block encoding
[2024-09-13 10:07:28,043 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,044 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,044 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,044 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,064 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,086 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,087 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,087 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,087 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,088 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,088 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,188 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,190 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,190 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,190 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,191 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,205 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,216 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,216 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,216 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,216 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,216 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,216 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,293 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,293 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,294 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,294 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,294 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,326 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,339 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,340 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,341 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,341 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,341 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,341 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,457 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,457 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,457 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,457 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,457 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,472 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,485 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,485 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,486 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,486 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,486 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,486 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,585 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,585 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,586 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,586 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,586 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,603 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,616 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,617 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,617 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,633 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,634 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,634 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,722 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,722 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,722 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,722 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,723 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,739 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,754 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,755 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,755 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,755 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,755 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,755 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,850 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,851 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,851 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,852 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,852 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:28,865 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:28,885 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:28,885 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:28,885 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:28,886 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:28,886 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:28,886 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,984 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:28,985 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:28,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:28,985 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:28,985 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,008 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,023 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:29,023 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,023 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,023 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,024 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,024 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,114 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:29,114 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,114 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,114 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,115 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,131 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,146 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:29,147 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,147 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,147 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,147 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,147 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,223 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:29,224 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,224 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,224 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,224 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,251 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,262 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges
[2024-09-13 10:07:29,262 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,262 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,263 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,263 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,263 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,328 INFO L101 BaseMinimizeStates]: Removed 64 edges and 25 locations by large block encoding
[2024-09-13 10:07:29,329 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,330 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,330 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,331 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,344 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,357 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:29,359 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,359 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,359 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,359 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,433 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:29,433 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,433 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,433 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,433 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,448 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,460 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:29,460 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,461 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,461 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,461 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,462 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,532 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:29,533 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,533 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,534 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,534 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,546 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,556 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:29,556 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,556 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,557 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,557 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,557 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,660 INFO L101 BaseMinimizeStates]: Removed 68 edges and 26 locations by large block encoding
[2024-09-13 10:07:29,664 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,664 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,665 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,665 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,690 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,704 INFO L314 BlockEncoder]: Initial Icfg 29 locations, 33 edges
[2024-09-13 10:07:29,704 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,704 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,704 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,705 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,705 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,810 INFO L101 BaseMinimizeStates]: Removed 67 edges and 26 locations by large block encoding
[2024-09-13 10:07:29,811 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,811 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,811 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,812 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,831 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges
[2024-09-13 10:07:29,848 INFO L314 BlockEncoder]: Initial Icfg 28 locations, 32 edges
[2024-09-13 10:07:29,849 INFO L264 BlockEncoder]: Using Maximize final states
[2024-09-13 10:07:29,849 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true
[2024-09-13 10:07:29,849 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI
[2024-09-13 10:07:29,849 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true
[2024-09-13 10:07:29,850 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,947 INFO L101 BaseMinimizeStates]: Removed 67 edges and 25 locations by large block encoding
[2024-09-13 10:07:29,948 INFO L71 MaximizeFinalStates]: 0 new accepting states
[2024-09-13 10:07:29,948 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding
[2024-09-13 10:07:29,952 INFO L238 BlockEncoder]: Using Create parallel compositions if possible
[2024-09-13 10:07:29,953 INFO L68 ParallelComposer]: Creating parallel compositions
[2024-09-13 10:07:29,974 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 4 edges
[2024-09-13 10:07:29,975 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.<init>(AcyclicSubgraphMerger.java:169)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.<init>(InvariantChecker.java:144)
at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.<init>(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)
[2024-09-13 10:07:29,981 INFO L158 Benchmark]: Toolchain (without parser) took 3305.58ms. Allocated memory was 69.2MB in the beginning and 314.6MB in the end (delta: 245.4MB). Free memory was 35.1MB in the beginning and 159.4MB in the end (delta: -124.3MB). Peak memory consumption was 120.7MB. Max. memory is 16.1GB.
[2024-09-13 10:07:29,982 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 10:07:29,982 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-09-13 10:07:29,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 451.72ms. Allocated memory is still 69.2MB. Free memory was 34.9MB in the beginning and 33.8MB in the end (delta: 1.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB.
[2024-09-13 10:07:29,985 INFO L158 Benchmark]: Boogie Preprocessor took 72.59ms. Allocated memory is still 69.2MB. Free memory was 33.8MB in the beginning and 31.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-09-13 10:07:29,986 INFO L158 Benchmark]: RCFGBuilder took 584.71ms. Allocated memory is still 69.2MB. Free memory was 31.0MB in the beginning and 30.6MB in the end (delta: 371.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-09-13 10:07:29,986 INFO L158 Benchmark]: Referee took 2190.74ms. Allocated memory was 69.2MB in the beginning and 314.6MB in the end (delta: 245.4MB). Free memory was 30.3MB in the beginning and 159.4MB in the end (delta: -129.0MB). Peak memory consumption was 115.8MB. Max. memory is 16.1GB.
[2024-09-13 10:07:29,990 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.<init>(AcyclicSubgraphMerger.java:169)
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 54.5MB. Free memory is still 35.6MB. There was no memory consumed. Max. memory is 16.1GB.
* Witness Parser took 0.21ms. Allocated memory is still 69.2MB. Free memory is still 37.1MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 451.72ms. Allocated memory is still 69.2MB. Free memory was 34.9MB in the beginning and 33.8MB in the end (delta: 1.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 72.59ms. Allocated memory is still 69.2MB. Free memory was 33.8MB in the beginning and 31.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 584.71ms. Allocated memory is still 69.2MB. Free memory was 31.0MB in the beginning and 30.6MB in the end (delta: 371.2kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Referee took 2190.74ms. Allocated memory was 69.2MB in the beginning and 314.6MB in the end (delta: 245.4MB). Free memory was 30.3MB in the beginning and 159.4MB in the end (delta: -129.0MB). Peak memory consumption was 115.8MB. Max. memory is 16.1GB.
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-09-13 10:07:30,022 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...