./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/as2013-hybrid.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fb1cb0b9 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/as2013-hybrid.i ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.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-fb1cb0b-m [2024-09-25 11:45:54,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:45:54,355 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:45:54,361 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:45:54,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:45:54,391 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:45:54,393 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:45:54,393 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:45:54,394 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:45:54,395 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:45:54,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:45:54,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:45:54,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:45:54,400 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:45:54,401 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:45:54,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:45:54,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:45:54,401 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:45:54,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:45:54,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:45:54,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:45:54,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:45:54,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:45:54,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:45:54,404 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:45:54,404 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:45:54,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:45:54,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:45:54,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:45:54,405 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:45:54,406 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:45:54,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:45:54,407 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:45:54,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:45:54,408 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:45:54,408 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:45:54,408 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:45:54,408 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:45:54,408 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:45:54,409 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:45:54,409 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:45:54,409 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:45:54,409 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:45:54,410 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:45:54,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:45:54,703 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:45:54,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:45:54,707 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:45:54,709 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:45:54,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml [2024-09-25 11:45:54,773 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:45:54,773 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:45:54,776 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-09-25 11:45:56,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:45:56,388 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:45:56,389 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-09-25 11:45:56,396 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0e86ce342/b54bd339422c446390a48765b0092601/FLAG0a56865ae [2024-09-25 11:45:56,412 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0e86ce342/b54bd339422c446390a48765b0092601 [2024-09-25 11:45:56,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:45:56,414 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:45:56,415 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:45:56,417 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:45:56,422 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:45:56,423 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 11:45:54" (1/2) ... [2024-09-25 11:45:56,424 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b9e587 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:45:56, skipping insertion in model container [2024-09-25 11:45:56,426 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 11:45:54" (1/2) ... [2024-09-25 11:45:56,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@106b36cd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:45:56, skipping insertion in model container [2024-09-25 11:45:56,427 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:45:56" (2/2) ... [2024-09-25 11:45:56,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b9e587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56, skipping insertion in model container [2024-09-25 11:45:56,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:45:56" (2/2) ... [2024-09-25 11:45:56,438 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:45:56,438 INFO L1541 ArrayList]: Loop invariant at [L16-L26] (((i <= 9) && (1 <= i)) || (i == 0)) [2024-09-25 11:45:56,439 INFO L1541 ArrayList]: Loop invariant at [L19-L23] ((i <= 10) && (1 <= i)) [2024-09-25 11:45:56,439 INFO L1541 ArrayList]: Function contract at [L13]: requires (cond != 0), ensures (cond != 0) [2024-09-25 11:45:56,439 INFO L1541 ArrayList]: Function contract at [L14]: requires null, ensures 0 [2024-09-25 11:45:56,455 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:45:56,609 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/as2013-hybrid.i[802,815] [2024-09-25 11:45:56,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:45:56,635 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 11:45:56,672 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/as2013-hybrid.i[802,815] Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-25 11:45:56,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:45:56,695 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:45:56,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56 WrapperNode [2024-09-25 11:45:56,696 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:45:56,697 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:45:56,697 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:45:56,697 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:45:56,709 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,715 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,727 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 11:45:56,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,727 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,736 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,737 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:45:56,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:45:56,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:45:56,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:45:56,743 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (1/1) ... [2024-09-25 11:45:56,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:45:56,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:45:56,804 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 11:45:56,806 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 11:45:56,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:45:56,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:45:56,852 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:45:56,852 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:45:56,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:45:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:45:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-25 11:45:56,852 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-25 11:45:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:45:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:45:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:45:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:45:56,853 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:45:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:45:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:45:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:45:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:45:56,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:45:56,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:45:56,935 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:45:56,937 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:45:57,074 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:45:57,087 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:45:57,107 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:45:57,108 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 11:45:57,108 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:45:57 BoogieIcfgContainer [2024-09-25 11:45:57,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:45:57,109 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:45:57,109 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:45:57,110 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:45:57,110 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 11:45:54" (1/4) ... [2024-09-25 11:45:57,111 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@512210cb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:45:57, skipping insertion in model container [2024-09-25 11:45:57,111 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:45:56" (2/4) ... [2024-09-25 11:45:57,111 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@512210cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:45:57, skipping insertion in model container [2024-09-25 11:45:57,112 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:45:56" (3/4) ... [2024-09-25 11:45:57,112 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@512210cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:45:57, skipping insertion in model container [2024-09-25 11:45:57,112 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:45:57" (4/4) ... [2024-09-25 11:45:57,113 INFO L79 RefereeObserver]: Analyzing ICFG as2013-hybrid.i [2024-09-25 11:45:57,121 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 11:45:57,122 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr4ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:45:57,122 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:45:57,122 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 11:45:57,123 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-25 11:45:57,123 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-25 11:45:57,123 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 11:45:57,123 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 11:45:57,123 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 11:45:57,123 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:45:57,124 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head [2024-09-25 11:45:57,166 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:45:57,167 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,168 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,169 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,171 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,173 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,181 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-25 11:45:57,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,186 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,186 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,187 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,193 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,210 INFO L520 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr4ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:45:57,231 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:45:57,231 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,232 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,232 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,232 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,232 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,239 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:45:57,240 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,240 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,240 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,240 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,240 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,242 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:45:57,261 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 11:45:57,263 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,264 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,264 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,265 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,277 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 11:45:57,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,281 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,282 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,282 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,282 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,288 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:45:57,295 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:45:57,295 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,296 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,296 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,297 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,297 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,301 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:45:57,303 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,303 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,303 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,303 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,304 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,308 INFO L520 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:45:57,318 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 11:45:57,318 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,319 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,319 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,319 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,320 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 11:45:57,320 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,321 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,321 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,321 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,321 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,325 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:45:57,336 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 11:45:57,337 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,337 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,337 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,338 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,351 INFO L101 BaseMinimizeStates]: Removed 17 edges and 4 locations by large block encoding [2024-09-25 11:45:57,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,354 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,355 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,355 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,357 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,362 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:45:57,370 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:45:57,370 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,371 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,371 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,371 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,374 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:45:57,374 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,374 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,374 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,375 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,375 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,377 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:45:57,386 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:45:57,386 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,386 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,387 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,387 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,387 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,388 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:45:57,388 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,388 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,389 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,389 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,389 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,394 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:45:57,401 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:45:57,401 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:45:57,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:45:57,402 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:45:57,402 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:45:57,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,406 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:45:57,406 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:45:57,407 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:45:57,407 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:45:57,407 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:45:57,407 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:45:57,413 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:45:57,416 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 11:45:57,417 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@512210cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:45:57, skipping insertion in model container [2024-09-25 11:45:57,417 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:45:57,419 INFO L158 Benchmark]: Toolchain (without parser) took 1004.54ms. Allocated memory was 136.3MB in the beginning and 182.5MB in the end (delta: 46.1MB). Free memory was 79.8MB in the beginning and 128.6MB in the end (delta: -48.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:57,420 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 136.3MB. Free memory was 97.3MB in the beginning and 97.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:57,421 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 136.3MB. Free memory was 95.3MB in the beginning and 95.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:45:57,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.09ms. Allocated memory is still 136.3MB. Free memory was 79.8MB in the beginning and 66.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 11:45:57,423 INFO L158 Benchmark]: Boogie Preprocessor took 44.57ms. Allocated memory is still 136.3MB. Free memory was 66.7MB in the beginning and 64.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:45:57,423 INFO L158 Benchmark]: RCFGBuilder took 366.37ms. Allocated memory was 136.3MB in the beginning and 182.5MB in the end (delta: 46.1MB). Free memory was 64.4MB in the beginning and 150.6MB in the end (delta: -86.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2024-09-25 11:45:57,424 INFO L158 Benchmark]: Referee took 308.32ms. Allocated memory is still 182.5MB. Free memory was 150.6MB in the beginning and 128.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-25 11:45:57,428 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 __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. Annotation is valid for all loop-free paths from loop head at line 19 to loop head at line 19. Annotation is valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. Annotation is valid for all loop-free paths from loop head at line 16 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 19. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. 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 19 to loop head at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 136.3MB. Free memory was 97.3MB in the beginning and 97.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.22ms. Allocated memory is still 136.3MB. Free memory was 95.3MB in the beginning and 95.1MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.09ms. Allocated memory is still 136.3MB. Free memory was 79.8MB in the beginning and 66.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.57ms. Allocated memory is still 136.3MB. Free memory was 66.7MB in the beginning and 64.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 366.37ms. Allocated memory was 136.3MB in the beginning and 182.5MB in the end (delta: 46.1MB). Free memory was 64.4MB in the beginning and 150.6MB in the end (delta: -86.2MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Referee took 308.32ms. Allocated memory is still 182.5MB. Free memory was 150.6MB in the beginning and 128.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 11:45:57,460 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE