./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound20.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:53:01,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:01,929 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:01,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:01,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:01,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:01,953 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:01,954 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:01,955 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:01,955 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:01,957 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:01,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:01,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:01,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:01,958 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:01,961 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:01,961 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:01,962 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:01,962 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:01,962 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:01,962 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:01,963 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:01,963 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:01,963 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:01,963 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:01,964 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:01,964 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:01,964 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:01,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:01,965 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:01,965 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:01,965 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:01,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:01,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:01,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:01,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:01,966 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:01,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:01,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:01,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:01,967 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:01,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:01,968 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:02,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:02,228 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:02,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:02,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:02,233 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:02,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2024-09-11 20:53:03,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:03,836 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:03,837 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2024-09-11 20:53:03,849 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/30284eea1/40ce5c879f364660b3057bd6692a2aa1/FLAGe1e093504 [2024-09-11 20:53:03,867 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/30284eea1/40ce5c879f364660b3057bd6692a2aa1 [2024-09-11 20:53:03,870 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:03,871 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:03,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound20.yml/witness-2.1.yml [2024-09-11 20:53:03,926 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:03,928 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:03,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:03,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:03,935 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:03,936 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:03" (1/2) ... [2024-09-11 20:53:03,938 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d094bdf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,938 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:03" (1/2) ... [2024-09-11 20:53:03,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@772c2537 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:03" (2/2) ... [2024-09-11 20:53:03,940 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d094bdf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,941 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:03" (2/2) ... [2024-09-11 20:53:03,949 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:03,950 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((y + ((__int128) y * y)) == (c + ((__int128) c * y))) && ((((__int128) 2 * c) + ((__int128) c * y)) == (((__int128) 2 * y) + ((__int128) y * y)))) && ((((__int128) k * y) == ((__int128) y * y)) || (c < k))) && (k <= 256)) && ((((__int128) 30 * x) + y) == (((6 * (((((__int128) y * y) * y) * y) * y)) + ((((__int128) y * y) * y) * 10)) + (((((__int128) y * y) * y) * y) * 15)))) [2024-09-11 20:53:03,950 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:03,950 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:03,969 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:04,137 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/nla-digbench-scaling/ps5-ll_valuebound20.c[458,471] [2024-09-11 20:53:04,190 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:04,215 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:04,292 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/nla-digbench-scaling/ps5-ll_valuebound20.c[458,471] Start Parsing Local [2024-09-11 20:53:04,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:04,336 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:04,337 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04 WrapperNode [2024-09-11 20:53:04,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:04,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:04,339 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:04,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:04,351 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,357 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,371 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:04,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,379 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,388 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,392 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:04,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:04,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:04,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:04,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (1/1) ... [2024-09-11 20:53:04,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:04,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:04,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:53:04,431 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:53:04,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:04,474 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:04,476 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:04,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:04,477 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:04,539 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:04,542 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:04,681 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:04,743 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:04,744 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:04,773 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:04,773 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:04,773 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:04 BoogieIcfgContainer [2024-09-11 20:53:04,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:04,774 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:04,774 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:04,775 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:04,775 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:03" (1/4) ... [2024-09-11 20:53:04,776 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71fbd485 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,776 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:03" (2/4) ... [2024-09-11 20:53:04,776 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71fbd485 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,776 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:04" (3/4) ... [2024-09-11 20:53:04,777 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71fbd485 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,777 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:04" (4/4) ... [2024-09-11 20:53:04,780 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound20.c [2024-09-11 20:53:04,784 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:04,785 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:53:04,785 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:04,785 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:04,785 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:04,785 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:04,786 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:53:04,786 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:04,786 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:04,786 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:53:04,838 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:04,839 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,840 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,840 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,843 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,845 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,858 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:04,859 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,859 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,859 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,860 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,866 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,883 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:04,909 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:04,909 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,910 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,930 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:04,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,930 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,931 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,931 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,935 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,940 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:04,960 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:04,960 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,961 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,961 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,961 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,972 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:04,973 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,973 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,973 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,973 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,974 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,980 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:05,001 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:05,002 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:05,002 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:05,002 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:05,002 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:05,002 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,014 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:05,015 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,015 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:05,015 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:05,015 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:05,015 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:05,019 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:05,039 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:05,039 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:05,040 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:05,040 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:05,040 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:05,040 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,061 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:05,062 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,062 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:05,062 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:05,062 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:05,062 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:05,069 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:05,081 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:05,082 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:05,082 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:05,082 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:05,082 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:05,082 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,085 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:05,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,085 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:05,085 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:05,085 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:05,086 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:05,089 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:05,102 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:05,102 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:05,103 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:05,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:05,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:05,103 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,104 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:05,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,105 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:05,105 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:05,105 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:05,105 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:05,108 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:05,120 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:05,120 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:05,121 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:05,121 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:05,121 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:05,121 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,138 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:05,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:05,139 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:05,139 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:05,139 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:05,142 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:05,145 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:05,149 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:05,149 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@71fbd485 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:05, skipping insertion in model container [2024-09-11 20:53:05,150 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:05,153 INFO L158 Benchmark]: Toolchain (without parser) took 1222.74ms. Allocated memory is still 167.8MB. Free memory was 96.7MB in the beginning and 73.8MB in the end (delta: 23.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:05,154 INFO L158 Benchmark]: CDTParser took 1.48ms. Allocated memory is still 115.3MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:05,154 INFO L158 Benchmark]: Witness Parser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:05,155 INFO L158 Benchmark]: CACSL2BoogieTranslator took 408.22ms. Allocated memory is still 167.8MB. Free memory was 96.5MB in the beginning and 136.1MB in the end (delta: -39.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:05,155 INFO L158 Benchmark]: Boogie Preprocessor took 55.85ms. Allocated memory is still 167.8MB. Free memory was 136.1MB in the beginning and 134.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:05,156 INFO L158 Benchmark]: RCFGBuilder took 378.70ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 118.7MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:05,156 INFO L158 Benchmark]: Referee took 375.43ms. Allocated memory is still 167.8MB. Free memory was 118.7MB in the beginning and 73.8MB in the end (delta: 44.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-11 20:53:05,175 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48ms. Allocated memory is still 115.3MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.27ms. Allocated memory is still 167.8MB. Free memory is still 98.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 408.22ms. Allocated memory is still 167.8MB. Free memory was 96.5MB in the beginning and 136.1MB in the end (delta: -39.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.85ms. Allocated memory is still 167.8MB. Free memory was 136.1MB in the beginning and 134.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 378.70ms. Allocated memory is still 167.8MB. Free memory was 134.0MB in the beginning and 118.7MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 375.43ms. Allocated memory is still 167.8MB. Free memory was 118.7MB in the beginning and 73.8MB in the end (delta: 44.9MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:05,206 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound20.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:53:07,290 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:07,347 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:07,354 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:07,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:07,376 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:07,377 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:07,377 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:07,377 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:07,378 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:07,378 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:07,378 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:07,379 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:07,379 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:07,379 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:07,380 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:07,380 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:07,383 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:07,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:07,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:07,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:07,387 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:07,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:07,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:07,388 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:07,388 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:07,388 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:07,388 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:07,388 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:07,389 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:07,389 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:07,389 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:07,389 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:07,390 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:07,390 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:07,390 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:07,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:07,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:07,391 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:07,391 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:07,391 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:07,392 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:07,392 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:07,392 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:07,393 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:07,393 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:07,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:07,729 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:07,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:07,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:07,734 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:07,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2024-09-11 20:53:09,277 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:09,469 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:09,470 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound20.c [2024-09-11 20:53:09,486 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a4e6f27b3/d0bc076c73f1417aa3e6d59065358977/FLAG867fc9efe [2024-09-11 20:53:09,854 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a4e6f27b3/d0bc076c73f1417aa3e6d59065358977 [2024-09-11 20:53:09,857 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:09,858 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:09,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound20.yml/witness-2.1.yml [2024-09-11 20:53:09,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:09,909 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:09,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:09,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:09,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (1/2) ... [2024-09-11 20:53:09,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b7c241 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (1/2) ... [2024-09-11 20:53:09,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d40a8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,918 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:09" (2/2) ... [2024-09-11 20:53:09,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b7c241 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,919 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:09" (2/2) ... [2024-09-11 20:53:09,925 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:09,927 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((y + ((__int128) y * y)) == (c + ((__int128) c * y))) && ((((__int128) 2 * c) + ((__int128) c * y)) == (((__int128) 2 * y) + ((__int128) y * y)))) && ((((__int128) k * y) == ((__int128) y * y)) || (c < k))) && (k <= 256)) && ((((__int128) 30 * x) + y) == (((6 * (((((__int128) y * y) * y) * y) * y)) + ((((__int128) y * y) * y) * 10)) + (((((__int128) y * y) * y) * y) * 15)))) [2024-09-11 20:53:09,927 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:09,927 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:09,946 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:10,111 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/nla-digbench-scaling/ps5-ll_valuebound20.c[458,471] [2024-09-11 20:53:10,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:10,154 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:10,200 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/nla-digbench-scaling/ps5-ll_valuebound20.c[458,471] Start Parsing Local [2024-09-11 20:53:10,224 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:10,244 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:10,245 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10 WrapperNode [2024-09-11 20:53:10,246 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:10,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:10,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:10,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:10,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,271 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,284 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:10,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,289 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,310 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:10,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:10,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:10,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:10,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (1/1) ... [2024-09-11 20:53:10,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:10,330 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:10,354 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:53:10,357 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:53:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:10,404 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:10,405 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:10,405 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:10,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:10,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:10,486 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:10,489 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:20,971 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:21,132 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:21,132 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:21,155 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:21,157 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:21,157 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:21 BoogieIcfgContainer [2024-09-11 20:53:21,158 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:21,158 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:21,158 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:21,159 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:21,159 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:09" (1/4) ... [2024-09-11 20:53:21,160 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1dd39f81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:21, skipping insertion in model container [2024-09-11 20:53:21,160 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:09" (2/4) ... [2024-09-11 20:53:21,160 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1dd39f81 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:21, skipping insertion in model container [2024-09-11 20:53:21,160 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:10" (3/4) ... [2024-09-11 20:53:21,160 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1dd39f81 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:21, skipping insertion in model container [2024-09-11 20:53:21,161 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:21" (4/4) ... [2024-09-11 20:53:21,165 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound20.c [2024-09-11 20:53:21,169 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:21,169 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:21,170 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:21,171 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location [2024-09-11 20:53:21,216 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:21,217 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:21,217 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:21,218 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:21,219 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:21,220 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:21,228 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:21,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:21,230 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:21,230 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:21,230 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:21,233 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:21,255 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:21,277 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:21,277 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:21,278 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:21,278 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:21,278 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:21,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:21,316 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:21,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:21,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:21,317 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:21,317 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:21,318 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:21,320 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:21,337 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:21,337 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:21,337 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:21,338 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:21,338 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:21,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:21,348 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:21,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:21,349 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:21,349 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:21,349 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:21,349 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:25,960 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:26,148 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:26,148 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,148 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,148 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,149 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,149 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,161 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:26,161 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,161 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,161 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,162 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,162 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:26,165 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:26,191 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:26,191 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,192 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,192 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,192 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,192 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,218 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:26,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,219 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,219 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,219 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,220 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:31,528 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:31,854 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:31,856 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:31,856 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:31,856 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:31,856 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:31,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,859 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:31,860 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,860 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:31,860 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:31,860 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:31,861 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:31,862 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:31,877 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:31,878 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:31,878 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:31,878 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:31,878 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:31,878 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,880 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:31,881 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,881 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:31,882 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:31,882 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:31,882 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:31,884 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:31,898 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:31,899 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:31,899 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:31,899 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:31,900 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:31,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,929 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:31,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,930 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:31,933 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:31,933 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:31,951 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:36,525 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:36,675 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:36,676 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1dd39f81 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:36, skipping insertion in model container [2024-09-11 20:53:36,676 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:36,678 INFO L158 Benchmark]: Toolchain (without parser) took 26767.54ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 63.9MB in the end (delta: -16.4MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-09-11 20:53:36,678 INFO L158 Benchmark]: CDTParser took 0.98ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:36,679 INFO L158 Benchmark]: Witness Parser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:36,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.58ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 32.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:36,680 INFO L158 Benchmark]: Boogie Preprocessor took 67.59ms. Allocated memory is still 69.2MB. Free memory was 32.9MB in the beginning and 30.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:36,680 INFO L158 Benchmark]: RCFGBuilder took 10842.65ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 30.5MB in the beginning and 49.2MB in the end (delta: -18.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:53:36,681 INFO L158 Benchmark]: Referee took 15517.59ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 63.9MB in the end (delta: -14.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:36,683 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.98ms. Allocated memory is still 69.2MB. Free memory was 45.9MB in the beginning and 45.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.22ms. Allocated memory is still 69.2MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.58ms. Allocated memory is still 69.2MB. Free memory was 47.3MB in the beginning and 32.9MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.59ms. Allocated memory is still 69.2MB. Free memory was 32.9MB in the beginning and 30.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10842.65ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 30.5MB in the beginning and 49.2MB in the end (delta: -18.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 15517.59ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 63.9MB in the end (delta: -14.7MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:36,899 WARN L435 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-09-11 20:53:36,919 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN