./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/jm2006.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/jm2006.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-lit/jm2006.i ../results/automizer-verification-files/SV-COMP24_unreach-call/jm2006.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-de32597-m [2024-09-17 19:39:09,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:39:09,919 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-17 19:39:09,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:39:09,925 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:39:09,950 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:39:09,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:39:09,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:39:09,953 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:39:09,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:39:09,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:39:09,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:39:09,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:39:09,956 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:39:09,956 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:39:09,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:39:09,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:39:09,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:39:09,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:39:09,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:39:09,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:39:09,961 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:39:09,962 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:39:09,962 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:39:09,962 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:39:09,962 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:39:09,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:39:09,963 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:39:09,963 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:39:09,963 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:39:09,963 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:39:09,963 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:39:09,964 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:39:09,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:39:09,965 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:39:09,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:39:09,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:39:09,966 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:39:09,967 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:39:09,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:39:09,967 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:39:09,967 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:39:09,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:39:09,968 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:39:10,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:39:10,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:39:10,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:39:10,236 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:39:10,236 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:39:10,237 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/jm2006.i [2024-09-17 19:39:11,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:39:11,791 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:39:11,791 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/jm2006.i [2024-09-17 19:39:11,797 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6ff7bb5bd/6e45f780229f42018b40119b1280a361/FLAG90d097a14 [2024-09-17 19:39:11,809 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6ff7bb5bd/6e45f780229f42018b40119b1280a361 [2024-09-17 19:39:11,811 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:39:11,811 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:39:11,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/jm2006.yml/witness-2.1.yml [2024-09-17 19:39:11,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:39:11,850 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:39:11,851 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:39:11,851 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:39:11,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:39:11,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:39:11" (1/2) ... [2024-09-17 19:39:11,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4547dd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:11, skipping insertion in model container [2024-09-17 19:39:11,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:39:11" (1/2) ... [2024-09-17 19:39:11,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65418ee2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:39:11, skipping insertion in model container [2024-09-17 19:39:11,863 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:39:11" (2/2) ... [2024-09-17 19:39:11,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4547dd7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:39:11, skipping insertion in model container [2024-09-17 19:39:11,864 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:39:11" (2/2) ... [2024-09-17 19:39:11,871 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:39:11,871 INFO L1541 ArrayList]: Loop invariant at [L31-L34] (((long long) i + y) == ((long long) j + x)) [2024-09-17 19:39:11,874 INFO L1541 ArrayList]: Function contract at [L17]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-17 19:39:11,890 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:39:12,023 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/jm2006.i[895,908] [2024-09-17 19:39:12,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:39:12,038 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-17 19:39:12,070 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/jm2006.i[895,908] Start Parsing Local [2024-09-17 19:39:12,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:39:12,089 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:39:12,090 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:39:12 WrapperNode [2024-09-17 19:39:12,090 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:39:12,091 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:39:12,091 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:39:12,091 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:39:12,100 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,100 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,106 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,117 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 [2024-09-17 19:39:12,118 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,118 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,121 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,124 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,128 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,128 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:39:12,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:39:12,131 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:39:12,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:39:12,132 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 17.09 07:39:12" (1/1) ... [2024-09-17 19:39:12,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:39:12,143 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:39:12,158 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) [2024-09-17 19:39:12,162 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 [2024-09-17 19:39:12,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:39:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:39:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:39:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:39:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:39:12,199 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:39:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:39:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:39:12,199 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-17 19:39:12,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:39:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-17 19:39:12,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-17 19:39:12,202 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:39:12,257 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:39:12,259 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:39:12,343 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:39:12,351 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:39:12,371 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:39:12,371 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-17 19:39:12,372 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:39:12 BoogieIcfgContainer [2024-09-17 19:39:12,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:39:12,372 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:39:12,372 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:39:12,373 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:39:12,373 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:39:11" (1/4) ... [2024-09-17 19:39:12,373 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a14be65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:39:12, skipping insertion in model container [2024-09-17 19:39:12,374 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:39:11" (2/4) ... [2024-09-17 19:39:12,374 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a14be65 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:39:12, skipping insertion in model container [2024-09-17 19:39:12,374 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 17.09 07:39:12" (3/4) ... [2024-09-17 19:39:12,374 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a14be65 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:39:12, skipping insertion in model container [2024-09-17 19:39:12,374 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:39:12" (4/4) ... [2024-09-17 19:39:12,375 INFO L79 RefereeObserver]: Analyzing ICFG jm2006.i [2024-09-17 19:39:12,379 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-17 19:39:12,380 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L31-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:39:12,380 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-17 19:39:12,380 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L31-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-17 19:39:12,380 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:39:12,380 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:39:12,381 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-17 19:39:12,415 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:39:12,416 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:39:12,416 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:39:12,417 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:39:12,420 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:39:12,421 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,430 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-17 19:39:12,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,431 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:39:12,431 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:39:12,432 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:39:12,436 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:39:12,447 INFO L520 InvariantChecker]: The annotation(s) from loop head L31-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:39:12,455 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:39:12,455 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:39:12,455 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:39:12,455 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:39:12,455 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:39:12,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,460 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:39:12,461 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,461 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:39:12,461 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:39:12,461 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:39:12,461 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:39:12,468 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:39:12,483 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:39:12,484 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:39:12,484 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:39:12,484 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:39:12,487 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:39:12,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,494 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:39:12,494 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,495 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:39:12,495 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:39:12,495 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:39:12,495 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:39:12,500 INFO L520 InvariantChecker]: The annotation(s) from loop head L31-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:39:12,509 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:39:12,509 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:39:12,510 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:39:12,510 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:39:12,510 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:39:12,510 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,517 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:39:12,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,521 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:39:12,521 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:39:12,521 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:39:12,522 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:39:12,526 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:39:12,534 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:39:12,536 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:39:12,536 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:39:12,536 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:39:12,536 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:39:12,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,538 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:39:12,538 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:39:12,538 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:39:12,539 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:39:12,539 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:39:12,539 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:39:12,540 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:39:12,543 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-17 19:39:12,543 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a14be65 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:39:12, skipping insertion in model container [2024-09-17 19:39:12,543 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:39:12,545 INFO L158 Benchmark]: Toolchain (without parser) took 694.31ms. Allocated memory is still 167.8MB. Free memory was 96.1MB in the beginning and 104.4MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:39:12,545 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 167.8MB. Free memory was 127.4MB in the beginning and 127.2MB in the end (delta: 154.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:39:12,546 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:39:12,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.40ms. Allocated memory is still 167.8MB. Free memory was 95.9MB in the beginning and 130.8MB in the end (delta: -34.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-09-17 19:39:12,546 INFO L158 Benchmark]: Boogie Preprocessor took 39.58ms. Allocated memory is still 167.8MB. Free memory was 130.8MB in the beginning and 128.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-17 19:39:12,547 INFO L158 Benchmark]: RCFGBuilder took 240.98ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 117.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-17 19:39:12,547 INFO L158 Benchmark]: Referee took 171.34ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 104.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-17 19:39:12,550 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 31 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 31 to loop head at line 31. 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 19. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 31. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 167.8MB. Free memory was 127.4MB in the beginning and 127.2MB in the end (delta: 154.0kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 239.40ms. Allocated memory is still 167.8MB. Free memory was 95.9MB in the beginning and 130.8MB in the end (delta: -34.9MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.58ms. Allocated memory is still 167.8MB. Free memory was 130.8MB in the beginning and 128.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 240.98ms. Allocated memory is still 167.8MB. Free memory was 128.7MB in the beginning and 117.5MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 171.34ms. Allocated memory is still 167.8MB. Free memory was 117.5MB in the beginning and 104.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-17 19:39:12,572 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE