./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/sumt3.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/sumt3.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 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/loops-crafted-1/sumt3.c ../results/automizer-verification-files/SV-COMP24_unreach-call/sumt3.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-5189fb6-m [2024-09-13 05:04:12,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:04:12,749 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:04:12,753 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:04:12,754 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:04:12,781 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:04:12,781 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:04:12,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:04:12,782 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:04:12,782 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:04:12,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:04:12,785 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:04:12,785 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:04:12,787 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:04:12,787 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:04:12,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:04:12,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:04:12,788 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:04:12,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:04:12,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:04:12,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:04:12,790 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:04:12,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:04:12,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:04:12,791 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:04:12,791 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:04:12,791 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:04:12,791 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:04:12,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:04:12,792 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:04:12,792 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:04:12,793 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:04:12,793 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:04:12,793 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:04:12,794 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:04:12,794 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:04:12,794 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:04:12,795 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:04:12,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:04:12,795 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:04:12,795 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:04:12,796 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:04:12,796 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:04:12,796 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:04:13,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:04:13,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:04:13,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:04:13,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:04:13,080 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:04:13,081 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/sumt3.c [2024-09-13 05:04:14,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:04:14,594 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:04:14,595 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt3.c [2024-09-13 05:04:14,602 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a066b4431/4f6df841258e4b1882590b34f6c06cdf/FLAG1118120fa [2024-09-13 05:04:14,621 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a066b4431/4f6df841258e4b1882590b34f6c06cdf [2024-09-13 05:04:14,623 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:04:14,624 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:04:14,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sumt3.yml/witness-2.1.yml [2024-09-13 05:04:14,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:04:14,670 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:04:14,671 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:04:14,671 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:04:14,676 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:04:14,677 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:04:14" (1/2) ... [2024-09-13 05:04:14,678 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c7543a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:14, skipping insertion in model container [2024-09-13 05:04:14,678 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:04:14" (1/2) ... [2024-09-13 05:04:14,679 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d84c74e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:14, skipping insertion in model container [2024-09-13 05:04:14,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:14" (2/2) ... [2024-09-13 05:04:14,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c7543a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14, skipping insertion in model container [2024-09-13 05:04:14,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:14" (2/2) ... [2024-09-13 05:04:14,689 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:04:14,690 INFO L1541 ArrayList]: Loop invariant at [L24-L33] ((((i + k) + j) % 4294967296) == (l % 4294967296)) [2024-09-13 05:04:14,690 INFO L1541 ArrayList]: Function contract at [L8]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:04:14,709 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:04:14,871 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/loops-crafted-1/sumt3.c[403,416] [2024-09-13 05:04:14,899 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:04:14,910 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:04:14,948 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/loops-crafted-1/sumt3.c[403,416] Start Parsing Local [2024-09-13 05:04:14,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:04:14,976 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:04:14,977 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14 WrapperNode [2024-09-13 05:04:14,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:04:14,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:04:14,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:04:14,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:04:14,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:14,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:14,998 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,012 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 [2024-09-13 05:04:15,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,030 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,031 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,033 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:04:15,036 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:04:15,036 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:04:15,036 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:04:15,037 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (1/1) ... [2024-09-13 05:04:15,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:04:15,052 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:04:15,069 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:04:15,071 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:04:15,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:04:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:04:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:04:15,140 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:04:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:04:15,141 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:04:15,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:04:15,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:04:15,244 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:04:15,249 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:04:15,428 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:04:15,446 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:04:15,486 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:04:15,487 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:04:15,488 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:04:15 BoogieIcfgContainer [2024-09-13 05:04:15,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:04:15,489 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:04:15,489 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:04:15,490 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:04:15,490 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:04:14" (1/4) ... [2024-09-13 05:04:15,490 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e918c82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:04:15, skipping insertion in model container [2024-09-13 05:04:15,491 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:14" (2/4) ... [2024-09-13 05:04:15,492 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e918c82 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:04:15, skipping insertion in model container [2024-09-13 05:04:15,492 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:14" (3/4) ... [2024-09-13 05:04:15,492 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e918c82 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:04:15, skipping insertion in model container [2024-09-13 05:04:15,492 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:04:15" (4/4) ... [2024-09-13 05:04:15,494 INFO L79 RefereeObserver]: Analyzing ICFG sumt3.c [2024-09-13 05:04:15,497 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:04:15,498 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:04:15,499 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-13 05:04:15,499 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:04:15,499 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:04:15,499 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:04:15,499 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-13 05:04:15,562 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:04:15,563 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:15,564 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:15,564 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:15,565 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:15,567 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,581 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:04:15,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,582 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:15,582 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:15,583 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:15,589 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:15,606 INFO L514 InvariantChecker]: The annotation(s) from loop head L24-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:04:15,617 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:04:15,617 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:15,617 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:15,617 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:15,618 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:15,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,624 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:04:15,624 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,624 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:15,624 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:15,624 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:15,625 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:15,632 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:04:15,645 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:04:15,646 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:15,646 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:15,646 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:15,646 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:15,646 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,675 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-13 05:04:15,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,675 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:15,676 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:15,676 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:15,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:15,707 INFO L514 InvariantChecker]: The annotation(s) from loop head L24-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:04:15,724 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:04:15,727 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:15,727 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:15,728 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:15,728 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:15,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,733 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:04:15,733 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,733 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:15,733 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:15,734 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:15,736 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:15,737 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:04:15,746 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:04:15,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:15,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:15,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:15,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:15,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,748 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:04:15,749 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:15,749 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:15,749 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:15,749 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:15,749 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:15,754 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:04:15,757 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:04:15,758 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e918c82 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:04:15, skipping insertion in model container [2024-09-13 05:04:15,758 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:04:15,759 INFO L158 Benchmark]: Toolchain (without parser) took 1089.07ms. Allocated memory is still 142.6MB. Free memory was 94.5MB in the beginning and 83.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-09-13 05:04:15,760 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:04:15,760 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 96.3MB in the end (delta: 287.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:04:15,761 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.76ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 81.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:04:15,761 INFO L158 Benchmark]: Boogie Preprocessor took 57.20ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:04:15,762 INFO L158 Benchmark]: RCFGBuilder took 452.37ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 103.0MB in the end (delta: -24.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-13 05:04:15,763 INFO L158 Benchmark]: Referee took 269.17ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 83.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-13 05:04:15,765 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 24 to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from loop head at line 24 to loop head at line 24. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 24. 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 10. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 100.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 96.3MB in the end (delta: 287.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.76ms. Allocated memory is still 142.6MB. Free memory was 94.2MB in the beginning and 81.1MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.20ms. Allocated memory is still 142.6MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 452.37ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 103.0MB in the end (delta: -24.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 269.17ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 83.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:04:15,794 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