./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/cggmp2005_variant.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cggmp2005_variant.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6908dde5 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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/cggmp2005_variant.i ../results/automizer-verification-files/SV-COMP24_unreach-call/cggmp2005_variant.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-6908dde-m [2024-09-25 00:27:13,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:27:13,723 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:27:13,731 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:27:13,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:27:13,765 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:27:13,766 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:27:13,766 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:27:13,767 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:27:13,767 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:27:13,768 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:27:13,768 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:27:13,769 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:27:13,771 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:27:13,772 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:27:13,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:27:13,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:27:13,773 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:27:13,773 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:27:13,774 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:27:13,774 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:27:13,780 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:27:13,781 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:27:13,781 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:27:13,781 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:27:13,781 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:27:13,782 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:27:13,782 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:27:13,783 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:27:13,784 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:27:13,784 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:27:13,784 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:27:13,784 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:27:13,785 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:27:13,785 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:27:13,785 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:27:13,786 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:27:13,786 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:27:13,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:27:13,786 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:27:13,786 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:27:13,787 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:27:13,787 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:27:13,787 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:27:14,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:27:14,108 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:27:14,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:27:14,114 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:27:14,115 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:27:14,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cggmp2005_variant.yml/witness-2.1.yml [2024-09-25 00:27:14,211 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:27:14,211 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:27:14,212 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/cggmp2005_variant.i [2024-09-25 00:27:15,757 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:27:15,952 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:27:15,953 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/cggmp2005_variant.i [2024-09-25 00:27:15,960 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2228c1dd4/97f1b3430dfc47a5961331978a36d419/FLAG79de64685 [2024-09-25 00:27:15,974 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2228c1dd4/97f1b3430dfc47a5961331978a36d419 [2024-09-25 00:27:15,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:27:15,976 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:27:15,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:27:15,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:27:15,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:27:15,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:14" (1/2) ... [2024-09-25 00:27:15,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa8e943 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:15, skipping insertion in model container [2024-09-25 00:27:15,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:14" (1/2) ... [2024-09-25 00:27:15,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@27405eee and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:27:15, skipping insertion in model container [2024-09-25 00:27:15,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:15" (2/2) ... [2024-09-25 00:27:15,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2aa8e943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:15, skipping insertion in model container [2024-09-25 00:27:15,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:27:15" (2/2) ... [2024-09-25 00:27:16,005 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:27:16,006 INFO L1541 ArrayList]: Loop invariant at [L30-L34] (((lo + ((long long) mid * 2)) == hi) && (lo <= hi)) [2024-09-25 00:27:16,006 INFO L1541 ArrayList]: Function contract at [L17]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:27:16,027 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:27:16,264 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/cggmp2005_variant.i[895,908] [2024-09-25 00:27:16,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:27:16,303 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 00:27:16,345 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/cggmp2005_variant.i[895,908] Start Parsing Local [2024-09-25 00:27:16,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:27:16,373 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:27:16,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16 WrapperNode [2024-09-25 00:27:16,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:27:16,375 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:27:16,375 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:27:16,375 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:27:16,386 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,392 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,402 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 [2024-09-25 00:27:16,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,409 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:27:16,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:27:16,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:27:16,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:27:16,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (1/1) ... [2024-09-25 00:27:16,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:27:16,431 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:27:16,453 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) [2024-09-25 00:27:16,459 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 [2024-09-25 00:27:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:27:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:27:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:27:16,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:27:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:27:16,513 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:27:16,513 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:27:16,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:27:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:27:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:27:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:27:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:27:16,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:27:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:27:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:27:16,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:27:16,581 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:27:16,583 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:27:16,678 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:27:16,700 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:27:16,730 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:27:16,731 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:27:16,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:27:16 BoogieIcfgContainer [2024-09-25 00:27:16,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:27:16,732 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:27:16,732 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:27:16,733 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:27:16,734 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:27:14" (1/4) ... [2024-09-25 00:27:16,736 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@26c99cfc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:27:16, skipping insertion in model container [2024-09-25 00:27:16,736 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:27:15" (2/4) ... [2024-09-25 00:27:16,737 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@26c99cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:27:16, skipping insertion in model container [2024-09-25 00:27:16,737 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:27:16" (3/4) ... [2024-09-25 00:27:16,737 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@26c99cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:27:16, skipping insertion in model container [2024-09-25 00:27:16,737 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:27:16" (4/4) ... [2024-09-25 00:27:16,739 INFO L79 RefereeObserver]: Analyzing ICFG cggmp2005_variant.i [2024-09-25 00:27:16,744 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:27:16,745 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-25 00:27:16,746 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-25 00:27:16,746 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:27:16,746 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:27:16,746 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:27:16,747 INFO L131 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 [2024-09-25 00:27:16,785 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:27:16,787 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:16,787 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:16,788 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:16,789 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:16,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,808 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:27:16,810 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,810 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:16,810 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:16,811 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:16,811 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:16,825 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:27:16,836 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:27:16,837 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:16,837 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:16,837 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:16,837 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:16,837 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,843 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:27:16,843 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,843 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:16,844 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:16,844 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:16,844 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:16,850 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:27:16,861 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:27:16,862 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:16,862 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:16,862 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:16,862 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:16,862 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,867 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:27:16,868 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,868 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:16,868 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:16,868 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:16,873 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:16,876 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:27:16,887 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:27:16,887 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:16,888 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:16,889 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:16,889 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:16,889 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,893 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:27:16,893 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,894 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:16,894 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:16,894 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:16,896 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:16,898 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:27:16,909 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:27:16,909 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:27:16,909 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:27:16,909 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:27:16,909 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:27:16,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,911 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:27:16,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:27:16,912 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:27:16,912 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:27:16,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:27:16,913 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:27:16,921 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:27:16,925 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:27:16,926 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@26c99cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:27:16, skipping insertion in model container [2024-09-25 00:27:16,927 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:27:16,929 INFO L158 Benchmark]: Toolchain (without parser) took 952.10ms. Allocated memory is still 174.1MB. Free memory was 104.9MB in the beginning and 116.0MB in the end (delta: -11.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:27:16,930 INFO L158 Benchmark]: Witness Parser took 0.78ms. Allocated memory is still 102.8MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:27:16,931 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 174.1MB. Free memory is still 150.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:27:16,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.81ms. Allocated memory is still 174.1MB. Free memory was 104.6MB in the beginning and 143.1MB in the end (delta: -38.5MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-09-25 00:27:16,932 INFO L158 Benchmark]: Boogie Preprocessor took 39.48ms. Allocated memory is still 174.1MB. Free memory was 143.1MB in the beginning and 141.2MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-25 00:27:16,933 INFO L158 Benchmark]: RCFGBuilder took 316.15ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 128.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:27:16,934 INFO L158 Benchmark]: Referee took 194.98ms. Allocated memory is still 174.1MB. Free memory was 128.6MB in the beginning and 116.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:27:16,938 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. 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 loop head at line 30 to check that procedure precondition always holds at line 30. 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 loop head at line 30 to loop head at line 30. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.78ms. Allocated memory is still 102.8MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 174.1MB. Free memory is still 150.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.81ms. Allocated memory is still 174.1MB. Free memory was 104.6MB in the beginning and 143.1MB in the end (delta: -38.5MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.48ms. Allocated memory is still 174.1MB. Free memory was 143.1MB in the beginning and 141.2MB in the end (delta: 1.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 316.15ms. Allocated memory is still 174.1MB. Free memory was 141.0MB in the beginning and 128.6MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 194.98ms. Allocated memory is still 174.1MB. Free memory was 128.6MB in the beginning and 116.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:27:16,967 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