./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/sqrt1-ll_unwindbound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 27b49876 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/sqrt1-ll_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/sqrt1-ll_unwindbound2.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-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:50:58,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:50:58,091 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:50:58,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:50:58,098 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:50:58,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:50:58,142 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:50:58,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:50:58,143 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:50:58,144 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:50:58,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:50:58,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:50:58,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:50:58,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:50:58,147 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:50:58,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:50:58,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:50:58,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:50:58,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:50:58,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:50:58,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:50:58,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:50:58,154 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:50:58,154 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:50:58,154 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:50:58,155 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:50:58,155 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:50:58,155 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:50:58,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:50:58,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:50:58,156 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:50:58,156 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:50:58,156 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:50:58,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:50:58,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:50:58,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:50:58,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:50:58,157 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:50:58,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:50:58,159 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:50:58,159 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:50:58,159 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:50:58,159 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:50:58,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:50:58,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:50:58,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:50:58,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:50:58,441 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:50:58,442 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:50:58,443 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2024-09-21 12:50:59,848 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:00,049 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:00,050 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c [2024-09-21 12:51:00,056 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1f939722e/ad4d16ec4640456e81764c96048e1f7f/FLAG1a76c13a7 [2024-09-21 12:51:00,068 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1f939722e/ad4d16ec4640456e81764c96048e1f7f [2024-09-21 12:51:00,070 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:00,071 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:00,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sqrt1-ll_unwindbound2.yml/witness-2.1.yml [2024-09-21 12:51:00,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:00,123 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:00,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:00,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:00,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:00,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:00" (1/2) ... [2024-09-21 12:51:00,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b69c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:00, skipping insertion in model container [2024-09-21 12:51:00,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:00" (1/2) ... [2024-09-21 12:51:00,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53ccb16e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:00, skipping insertion in model container [2024-09-21 12:51:00,136 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:00" (2/2) ... [2024-09-21 12:51:00,137 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25b69c8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:00, skipping insertion in model container [2024-09-21 12:51:00,137 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:00" (2/2) ... [2024-09-21 12:51:00,147 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:00,148 INFO L1541 ArrayList]: Loop invariant at [L30-L42] (((((((__int128) a * 2) + ((__int128) a * a)) + 1) == s) && (\old(counter) == 0)) && (t == (((__int128) a * 2) + 1))) [2024-09-21 12:51:00,148 INFO L1541 ArrayList]: Function contract at [L11]: requires (cond != 0), ensures (cond != 0) [2024-09-21 12:51:00,149 INFO L1541 ArrayList]: Function contract at [L21]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-21 12:51:00,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:00,328 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c[520,533] [2024-09-21 12:51:00,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:00,355 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:51:00,389 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_unwindbound2.c[520,533] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-21 12:51:00,399 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:00,414 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:00,415 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:00 WrapperNode [2024-09-21 12:51:00,415 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:00,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:00,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:00,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:00,428 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,428 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,435 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,445 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:51:00,445 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,446 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,450 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,453 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,456 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,457 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:00,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:00,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:00,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:00,463 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 21.09 12:51:00" (1/1) ... [2024-09-21 12:51:00,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:00,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:00,501 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) [2024-09-21 12:51:00,505 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 [2024-09-21 12:51:00,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:00,553 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:51:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:51:00,554 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:00,554 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:51:00,555 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:51:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:51:00,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:00,656 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:00,659 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:00,776 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:51:00,917 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:51:00,932 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:00,955 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:00,955 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:51:00,955 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:00 BoogieIcfgContainer [2024-09-21 12:51:00,955 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:00,956 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:00,956 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:00,957 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:00,957 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:00" (1/4) ... [2024-09-21 12:51:00,957 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ccb09bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:00, skipping insertion in model container [2024-09-21 12:51:00,957 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:00" (2/4) ... [2024-09-21 12:51:00,958 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ccb09bb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:00, skipping insertion in model container [2024-09-21 12:51:00,958 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 21.09 12:51:00" (3/4) ... [2024-09-21 12:51:00,958 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ccb09bb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:00, skipping insertion in model container [2024-09-21 12:51:00,958 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:00" (4/4) ... [2024-09-21 12:51:00,959 INFO L79 RefereeObserver]: Analyzing ICFG sqrt1-ll_unwindbound2.c [2024-09-21 12:51:00,963 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:51:00,963 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr7ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 14 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:51:00,964 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:51:00,965 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:51:00,965 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-21 12:51:00,965 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:51:00,965 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 12:51:00,965 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-21 12:51:01,018 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:51:01,021 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,021 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,022 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,023 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,059 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:51:01,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,063 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,063 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,064 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,064 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,083 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,106 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-21 12:51:01,107 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,107 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,107 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,107 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,146 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-21 12:51:01,146 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,146 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,146 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,152 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,154 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,170 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 12:51:01,170 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,171 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,171 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,171 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,171 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,178 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 12:51:01,178 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,178 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,178 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,178 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,178 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,180 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,197 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-21 12:51:01,197 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,197 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,197 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,197 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,198 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,243 INFO L101 BaseMinimizeStates]: Removed 34 edges and 11 locations by large block encoding [2024-09-21 12:51:01,246 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,246 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,246 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,248 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,249 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr7ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:51:01,275 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-21 12:51:01,275 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,275 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,275 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,276 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,301 INFO L101 BaseMinimizeStates]: Removed 18 edges and 7 locations by large block encoding [2024-09-21 12:51:01,301 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,301 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,301 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,302 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,307 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,314 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,332 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-21 12:51:01,333 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,333 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,334 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,334 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,360 INFO L101 BaseMinimizeStates]: Removed 26 edges and 9 locations by large block encoding [2024-09-21 12:51:01,360 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,360 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,361 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,361 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,364 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,371 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,385 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:51:01,386 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,386 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,386 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,386 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,387 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,388 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:51:01,388 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,388 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,389 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,389 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,389 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,394 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,407 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:51:01,410 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,410 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,410 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,411 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,412 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,415 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:51:01,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,417 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,417 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,417 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,418 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,420 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:51:01,433 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:51:01,433 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,434 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,434 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,434 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,435 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,436 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:51:01,437 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,437 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,438 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,438 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,438 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,440 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:01,453 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 12:51:01,453 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,453 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,453 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,454 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,456 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 12:51:01,456 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,456 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,458 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,458 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,458 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,462 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:51:01,474 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:51:01,475 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,475 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,475 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,475 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,476 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,494 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:51:01,494 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,494 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,494 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,495 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,495 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,501 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:51:01,509 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:51:01,510 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:01,510 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:01,511 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:01,511 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:01,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,520 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:51:01,520 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:01,520 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:01,521 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:01,521 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:01,521 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:01,526 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:51:01,530 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:51:01,531 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ccb09bb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:51:01, skipping insertion in model container [2024-09-21 12:51:01,532 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:51:01,534 INFO L158 Benchmark]: Toolchain (without parser) took 1409.74ms. Allocated memory is still 178.3MB. Free memory was 147.0MB in the beginning and 79.8MB in the end (delta: 67.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-21 12:51:01,535 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 178.3MB. Free memory is still 142.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:01,536 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 148.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:01,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.21ms. Allocated memory is still 178.3MB. Free memory was 147.0MB in the beginning and 133.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:51:01,538 INFO L158 Benchmark]: Boogie Preprocessor took 42.64ms. Allocated memory is still 178.3MB. Free memory was 133.1MB in the beginning and 131.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:01,538 INFO L158 Benchmark]: RCFGBuilder took 493.85ms. Allocated memory is still 178.3MB. Free memory was 131.1MB in the beginning and 139.4MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-21 12:51:01,539 INFO L158 Benchmark]: Referee took 575.71ms. Allocated memory is still 178.3MB. Free memory was 139.4MB in the beginning and 79.8MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-21 12:51:01,543 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 30 to check that procedure precondition always holds at line 30. Annotation is valid for all loop-free paths from loop head at line 30 to check that procedure precondition always holds at line 31. Annotation is valid for all loop-free paths from loop head at line 30 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 30 to check that procedure precondition always holds at line 32. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 30 to check that procedure precondition always holds at line 31. Annotation is valid for all loop-free paths from loop head at line 30 to check that procedure precondition always holds at line 44. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 30 to check that procedure precondition always holds at line 45. 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 13. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.51ms. Allocated memory is still 178.3MB. Free memory is still 142.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 178.3MB. Free memory is still 148.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.21ms. Allocated memory is still 178.3MB. Free memory was 147.0MB in the beginning and 133.1MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.64ms. Allocated memory is still 178.3MB. Free memory was 133.1MB in the beginning and 131.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.85ms. Allocated memory is still 178.3MB. Free memory was 131.1MB in the beginning and 139.4MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 575.71ms. Allocated memory is still 178.3MB. Free memory was 139.4MB in the beginning and 79.8MB in the end (delta: 59.6MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:51:01,578 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: TRUE