./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound2.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-a9b967e-m [2024-09-11 20:53:01,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:01,661 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:01,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:01,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:01,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:01,692 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:01,693 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:01,693 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:01,694 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:01,694 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:01,695 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:01,695 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:01,695 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:01,697 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:01,697 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:01,697 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:01,697 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:01,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:01,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:01,698 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:01,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:01,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:01,703 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:01,703 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:01,703 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:01,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:01,704 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:01,704 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:01,704 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:01,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:01,705 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:01,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:01,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:01,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:01,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:01,705 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:01,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:01,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:01,706 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:01,706 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:01,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:01,707 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:01,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:01,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:01,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:01,943 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:01,943 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:01,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2024-09-11 20:53:03,280 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:03,442 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:03,443 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2024-09-11 20:53:03,452 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0b7ed4172/af23924bba51411193ce75989d2f4b68/FLAG6db3b7a87 [2024-09-11 20:53:03,467 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0b7ed4172/af23924bba51411193ce75989d2f4b68 [2024-09-11 20:53:03,470 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:03,471 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:03,472 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:53:03,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:03,524 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:03,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:03,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:03,530 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:03,531 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:03" (1/2) ... [2024-09-11 20:53:03,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df0aab9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,533 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:03" (1/2) ... [2024-09-11 20:53:03,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bf7b3f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,535 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:03" (2/2) ... [2024-09-11 20:53:03,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df0aab9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:03" (2/2) ... [2024-09-11 20:53:03,541 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:03,543 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((0 <= k) && (k <= 2)) && (((__int128) k * y) == ((__int128) y * y))) && ((y + ((__int128) y * y)) == (c + ((__int128) c * y)))) && ((((__int128) 30 * x) + y) == (((6 * (((((__int128) y * y) * y) * y) * y)) + ((((__int128) y * y) * y) * 10)) + (((((__int128) y * y) * y) * y) * 15)))) || (((((k <= 2) && (c == 1)) && (x == 1)) && (y == 1)) && (1 <= k))) [2024-09-11 20:53:03,543 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:03,543 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:03,559 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:03,692 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/nla-digbench-scaling/ps5-ll_valuebound2.c[458,471] [2024-09-11 20:53:03,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:03,718 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:03,748 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/nla-digbench-scaling/ps5-ll_valuebound2.c[458,471] Start Parsing Local [2024-09-11 20:53:03,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:03,773 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:03,773 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:03 WrapperNode [2024-09-11 20:53:03,774 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:03,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:03,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:03,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:03,785 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,786 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,812 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,825 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:03,826 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,826 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,829 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,834 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,835 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,837 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:03,839 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:03,839 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:03,839 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:03,840 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 11.09 08:53:03" (1/1) ... [2024-09-11 20:53:03,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:03,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:03,896 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) [2024-09-11 20:53:03,898 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 [2024-09-11 20:53:03,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:03,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:03,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:03,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:03,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:04,000 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:04,003 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:04,155 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:04,194 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:04,194 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:04,219 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:04,219 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:04,220 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:04 BoogieIcfgContainer [2024-09-11 20:53:04,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:04,220 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:04,220 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:04,221 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:04,221 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:03" (1/4) ... [2024-09-11 20:53:04,222 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@37395594 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,222 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:03" (2/4) ... [2024-09-11 20:53:04,222 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@37395594 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,222 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 11.09 08:53:03" (3/4) ... [2024-09-11 20:53:04,223 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@37395594 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,223 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:04" (4/4) ... [2024-09-11 20:53:04,224 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound2.c [2024-09-11 20:53:04,227 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:04,228 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:53:04,228 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:04,228 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:04,229 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:04,229 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:04,229 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:53:04,230 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:04,230 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:04,231 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-09-11 20:53:04,278 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:04,280 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,280 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,281 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,282 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,283 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,293 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:04,295 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,295 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,295 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,296 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,298 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,314 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:04,334 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:04,334 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,334 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,334 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,334 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,335 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,350 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:04,351 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,351 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,351 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,351 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,354 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,356 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:04,371 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:04,372 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,372 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,372 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,372 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,381 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:04,381 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,381 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,381 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,381 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,381 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,387 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:04,401 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:04,403 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,403 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,404 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,404 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,404 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,413 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:04,413 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,413 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,413 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,413 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,413 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,416 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:04,434 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:04,434 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,434 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,434 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,434 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,434 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,453 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:04,453 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,453 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,454 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,454 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,454 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,460 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:04,472 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:04,473 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,473 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,473 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,474 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,474 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,476 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:04,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,478 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,478 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,480 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:04,488 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:04,489 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,489 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,489 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,489 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,489 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,490 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:04,490 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,490 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,491 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,491 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,491 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,493 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:04,506 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:04,506 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:04,507 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:04,507 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:04,508 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:04,508 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,521 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:04,522 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,522 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,522 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,523 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,525 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,529 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:04,533 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:04,533 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@37395594 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,533 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:04,536 INFO L158 Benchmark]: Toolchain (without parser) took 1010.67ms. Allocated memory is still 176.2MB. Free memory was 104.4MB in the beginning and 86.7MB in the end (delta: 17.6MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,537 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:04,537 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:04,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.70ms. Allocated memory is still 176.2MB. Free memory was 104.1MB in the beginning and 90.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,538 INFO L158 Benchmark]: Boogie Preprocessor took 63.29ms. Allocated memory is still 176.2MB. Free memory was 90.4MB in the beginning and 146.4MB in the end (delta: -56.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,539 INFO L158 Benchmark]: RCFGBuilder took 381.00ms. Allocated memory is still 176.2MB. Free memory was 146.4MB in the beginning and 130.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,540 INFO L158 Benchmark]: Referee took 312.96ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 86.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,543 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. 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 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. 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 11. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 176.2MB. Free memory is still 134.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.70ms. Allocated memory is still 176.2MB. Free memory was 104.1MB in the beginning and 90.4MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.29ms. Allocated memory is still 176.2MB. Free memory was 90.4MB in the beginning and 146.4MB in the end (delta: -56.0MB). Peak memory consumption was 6.2MB. Max. memory is 16.1GB. * RCFGBuilder took 381.00ms. Allocated memory is still 176.2MB. Free memory was 146.4MB in the beginning and 130.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 312.96ms. Allocated memory is still 176.2MB. Free memory was 130.8MB in the beginning and 86.7MB in the end (delta: 44.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:04,559 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:53:07,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:07,170 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:07,175 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:07,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:07,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:07,202 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:07,204 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:07,204 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:07,205 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:07,205 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:07,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:07,206 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:07,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:07,206 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:07,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:07,207 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:07,207 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:07,209 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:07,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:07,212 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:07,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:07,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:07,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:07,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:07,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:07,214 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:07,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:07,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:07,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:07,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:07,215 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:07,215 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:07,216 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:07,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:07,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:07,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:07,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:07,219 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:07,220 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:07,220 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:07,220 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:07,220 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:07,221 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:07,221 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:07,221 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:07,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:07,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:07,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:07,484 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:07,485 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:07,486 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps5-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:53:07,534 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:07,534 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:07,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2024-09-11 20:53:08,917 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:09,059 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:09,060 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_valuebound2.c [2024-09-11 20:53:09,065 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c9b2c3a14/ee23b9a8c29c410d915fc14b860d24c6/FLAGc4ff492cd [2024-09-11 20:53:09,083 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c9b2c3a14/ee23b9a8c29c410d915fc14b860d24c6 [2024-09-11 20:53:09,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:09,084 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:09,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:09,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:09,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:07" (1/2) ... [2024-09-11 20:53:09,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef4624b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,095 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:07" (1/2) ... [2024-09-11 20:53:09,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d720f42 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (2/2) ... [2024-09-11 20:53:09,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef4624b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (2/2) ... [2024-09-11 20:53:09,102 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:09,106 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((0 <= k) && (k <= 2)) && (((__int128) k * y) == ((__int128) y * y))) && ((y + ((__int128) y * y)) == (c + ((__int128) c * y)))) && ((((__int128) 30 * x) + y) == (((6 * (((((__int128) y * y) * y) * y) * y)) + ((((__int128) y * y) * y) * 10)) + (((((__int128) y * y) * y) * y) * 15)))) || (((((k <= 2) && (c == 1)) && (x == 1)) && (y == 1)) && (1 <= k))) [2024-09-11 20:53:09,106 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:09,106 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:09,121 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:09,270 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/nla-digbench-scaling/ps5-ll_valuebound2.c[458,471] [2024-09-11 20:53:09,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:09,302 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:09,335 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/nla-digbench-scaling/ps5-ll_valuebound2.c[458,471] Start Parsing Local [2024-09-11 20:53:09,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:09,369 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:09,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09 WrapperNode [2024-09-11 20:53:09,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:09,371 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:09,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:09,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,391 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,401 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:09,405 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,405 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,419 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,424 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,425 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:09,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:09,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:09,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:09,428 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:09,441 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:09,460 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) [2024-09-11 20:53:09,464 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 [2024-09-11 20:53:09,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:09,500 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:09,500 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:09,501 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:09,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:09,559 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:09,562 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:16,976 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:17,150 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:17,150 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:17,165 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:17,165 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:17,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:17 BoogieIcfgContainer [2024-09-11 20:53:17,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:17,166 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:17,166 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:17,167 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:17,167 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:53:07" (1/4) ... [2024-09-11 20:53:17,167 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2bffae79 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:17, skipping insertion in model container [2024-09-11 20:53:17,167 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:09" (2/4) ... [2024-09-11 20:53:17,167 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2bffae79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:17, skipping insertion in model container [2024-09-11 20:53:17,168 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (3/4) ... [2024-09-11 20:53:17,168 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2bffae79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:17, skipping insertion in model container [2024-09-11 20:53:17,168 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:17" (4/4) ... [2024-09-11 20:53:17,169 INFO L79 RefereeObserver]: Analyzing ICFG ps5-ll_valuebound2.c [2024-09-11 20:53:17,171 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:17,172 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:53:17,172 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:17,172 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:17,172 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:17,173 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:17,173 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:53:17,173 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:17,173 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:17,173 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:53:17,221 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:17,222 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:17,222 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:17,223 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:17,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:17,226 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:17,235 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:17,236 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:17,236 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:17,236 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:17,236 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:17,238 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:17,250 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:17,280 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:17,280 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:17,281 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:17,281 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:17,281 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:17,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:17,321 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:17,322 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:17,322 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:17,322 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:17,322 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:17,323 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:17,325 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:17,343 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:17,347 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:17,347 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:17,347 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:17,347 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:17,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:17,355 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:17,355 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:17,356 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:17,356 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:17,356 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:17,356 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:21,948 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:22,143 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:22,143 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:22,144 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:22,144 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:22,144 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:22,144 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:22,155 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:22,156 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:22,156 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:22,156 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:22,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:22,156 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:22,160 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:22,177 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:22,177 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:22,177 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:22,178 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:22,178 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:22,178 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:22,196 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:22,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:22,197 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:22,197 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:22,197 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:22,197 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:27,607 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:27,921 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:27,922 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:27,922 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:27,922 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:27,922 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:27,922 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,924 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:27,924 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,924 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:27,924 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:27,924 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:27,925 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:27,926 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:27,933 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:27,933 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:27,933 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:27,933 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:27,933 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:27,933 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,934 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:27,934 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,935 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:27,935 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:27,935 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:27,935 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:27,936 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:27,948 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:27,949 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:27,949 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:27,949 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:27,949 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:27,949 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,963 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:27,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:27,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:27,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:27,967 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:32,611 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:32,775 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:32,776 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2bffae79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:32, skipping insertion in model container [2024-09-11 20:53:32,776 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:32,777 INFO L158 Benchmark]: Toolchain (without parser) took 23692.24ms. Allocated memory is still 62.9MB. Free memory was 29.0MB in the beginning and 29.5MB in the end (delta: -526.9kB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:32,777 INFO L158 Benchmark]: Witness Parser took 0.94ms. Allocated memory is still 52.4MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:32,778 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:32,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.07ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 38.4MB in the end (delta: -9.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:32,779 INFO L158 Benchmark]: Boogie Preprocessor took 56.30ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 36.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:32,779 INFO L158 Benchmark]: RCFGBuilder took 7738.03ms. Allocated memory is still 62.9MB. Free memory was 36.0MB in the beginning and 37.4MB in the end (delta: -1.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:53:32,779 INFO L158 Benchmark]: Referee took 15609.85ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 29.5MB in the end (delta: 7.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2024-09-11 20:53:32,781 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. 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 main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. 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 11. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.94ms. Allocated memory is still 52.4MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 52.4MB. Free memory is still 33.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.07ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 38.4MB in the end (delta: -9.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.30ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 36.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7738.03ms. Allocated memory is still 62.9MB. Free memory was 36.0MB in the beginning and 37.4MB in the end (delta: -1.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 15609.85ms. Allocated memory is still 62.9MB. Free memory was 37.4MB in the beginning and 29.5MB in the end (delta: 7.9MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:32,993 WARN L435 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-09-11 20:53:33,001 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: UNKNOWN