./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound50.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/ps6-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound50.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 20:53:16,489 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:16,548 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:16,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:16,553 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:16,577 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:16,577 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:16,578 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:16,578 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:16,578 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:16,579 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:16,579 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:16,579 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:16,580 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:16,580 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:16,580 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:16,581 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:16,581 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:16,581 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:16,581 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:16,582 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:16,584 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:16,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:16,585 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:16,586 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:16,586 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:16,586 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:16,586 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:16,586 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:16,587 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:16,587 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:16,587 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:16,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:16,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:16,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:16,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:16,589 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:16,589 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:16,589 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:16,589 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:16,589 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:16,590 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:16,590 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:16,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:16,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:16,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:16,858 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:16,859 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:16,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound50.yml/witness-2.1.yml [2024-09-11 20:53:16,961 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:16,963 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:16,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c [2024-09-11 20:53:18,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:18,359 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:18,359 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c [2024-09-11 20:53:18,365 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c7818942d/e4a49371a68b46dd87b71c007282ede2/FLAGd2dbf181e [2024-09-11 20:53:18,377 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c7818942d/e4a49371a68b46dd87b71c007282ede2 [2024-09-11 20:53:18,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:18,378 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:18,380 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:18,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:18,384 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:18,385 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 08:53:16" (1/2) ... [2024-09-11 20:53:18,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9ce1c5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:18, skipping insertion in model container [2024-09-11 20:53:18,386 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 08:53:16" (1/2) ... [2024-09-11 20:53:18,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13e85863 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:18, skipping insertion in model container [2024-09-11 20:53:18,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:18" (2/2) ... [2024-09-11 20:53:18,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a9ce1c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18, skipping insertion in model container [2024-09-11 20:53:18,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:18" (2/2) ... [2024-09-11 20:53:18,393 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:18,393 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((y + ((__int128) y * y)) == (c + ((__int128) c * y))) && ((((__int128) c * y) + ((__int128) 3 * c)) == (((__int128) 3 * y) + ((__int128) y * y)))) && ((((6 * (((((__int128) y * y) * y) * y) * y)) + (2 * ((((((__int128) y * y) * y) * y) * y) * y))) + (5 * ((((__int128) y * y) * y) * y))) == (((__int128) x * 12) + ((__int128) y * y)))) && ((((__int128) k * y) == ((__int128) y * y)) || (c < k))) && (k <= 256)) [2024-09-11 20:53:18,394 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:18,394 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:18,407 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:18,543 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/ps6-ll_valuebound50.c[458,471] [2024-09-11 20:53:18,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:18,566 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:18,593 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/ps6-ll_valuebound50.c[458,471] Start Parsing Local [2024-09-11 20:53:18,603 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:18,615 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:18,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18 WrapperNode [2024-09-11 20:53:18,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:18,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:18,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:18,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:18,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,646 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,658 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 20:53:18,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,664 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:18,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:18,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:18,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:18,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (1/1) ... [2024-09-11 20:53:18,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:18,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:18,704 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 20:53:18,706 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 20:53:18,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:18,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:18,744 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:18,744 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:18,745 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:18,745 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:18,813 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:18,815 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:18,945 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:18,984 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:18,985 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:19,003 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:19,003 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:19,003 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:19 BoogieIcfgContainer [2024-09-11 20:53:19,003 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:19,004 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:19,004 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:19,005 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:19,005 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 08:53:16" (1/4) ... [2024-09-11 20:53:19,005 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a32959c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:19, skipping insertion in model container [2024-09-11 20:53:19,005 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:18" (2/4) ... [2024-09-11 20:53:19,006 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a32959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:19, skipping insertion in model container [2024-09-11 20:53:19,006 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:18" (3/4) ... [2024-09-11 20:53:19,006 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a32959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:19, skipping insertion in model container [2024-09-11 20:53:19,006 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:19" (4/4) ... [2024-09-11 20:53:19,007 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound50.c [2024-09-11 20:53:19,010 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:19,011 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 20:53:19,011 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 20:53:19,011 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 20:53:19,011 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 20:53:19,012 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 20:53:19,012 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 20:53:19,012 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 20:53:19,012 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 20:53:19,012 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head 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 20:53:19,050 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:19,051 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,051 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,052 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,052 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,064 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:19,066 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,066 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,066 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,067 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,069 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,089 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:19,122 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:19,122 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,122 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,123 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,123 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,123 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,149 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:19,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,150 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,150 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,150 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,154 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,159 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:19,178 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:19,179 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,179 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,180 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,180 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,180 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,190 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:19,190 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,190 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,190 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,190 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,190 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,194 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:19,208 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:19,208 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,208 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,208 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,209 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,209 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,217 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:19,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,217 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,218 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,218 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,218 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,220 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:19,234 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:19,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,235 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,251 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:19,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,252 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,252 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,253 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,253 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,256 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:19,265 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:19,265 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,265 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,266 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,266 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,269 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:19,269 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,269 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,269 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,270 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,270 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,272 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:19,281 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:19,282 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,282 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,282 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,282 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,283 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,284 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:19,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,284 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,284 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,284 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,285 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,286 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:19,299 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:19,299 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:19,299 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:19,299 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:19,299 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:19,299 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,316 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:19,316 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:19,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:19,318 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:19,318 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:19,320 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:19,323 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:19,327 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:19,327 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a32959c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:19, skipping insertion in model container [2024-09-11 20:53:19,328 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:19,329 INFO L158 Benchmark]: Toolchain (without parser) took 950.57ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 62.5MB in the beginning and 99.0MB in the end (delta: -36.5MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:19,330 INFO L158 Benchmark]: Witness Parser took 0.53ms. Allocated memory is still 134.2MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:19,330 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 134.2MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:19,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.22ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 62.3MB in the beginning and 165.1MB in the end (delta: -102.8MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:19,331 INFO L158 Benchmark]: Boogie Preprocessor took 56.80ms. Allocated memory is still 203.4MB. Free memory was 165.1MB in the beginning and 163.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:19,332 INFO L158 Benchmark]: RCFGBuilder took 328.86ms. Allocated memory is still 203.4MB. Free memory was 163.0MB in the beginning and 146.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:19,332 INFO L158 Benchmark]: Referee took 324.08ms. Allocated memory is still 203.4MB. Free memory was 146.2MB in the beginning and 99.0MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:19,334 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 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. 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 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 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 loop head at line 28 to loop head at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.53ms. Allocated memory is still 134.2MB. Free memory is still 105.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.71ms. Allocated memory is still 134.2MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 236.22ms. Allocated memory was 134.2MB in the beginning and 203.4MB in the end (delta: 69.2MB). Free memory was 62.3MB in the beginning and 165.1MB in the end (delta: -102.8MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.80ms. Allocated memory is still 203.4MB. Free memory was 165.1MB in the beginning and 163.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 328.86ms. Allocated memory is still 203.4MB. Free memory was 163.0MB in the beginning and 146.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 324.08ms. Allocated memory is still 203.4MB. Free memory was 146.2MB in the beginning and 99.0MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:19,358 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/ps6-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound50.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 20:53:21,243 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:21,302 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:21,307 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:21,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:21,334 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:21,335 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:21,335 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:21,336 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:21,336 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:21,336 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:21,337 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:21,339 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:21,339 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:21,339 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:21,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:21,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:21,340 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:21,344 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:21,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:21,345 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:21,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:21,345 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:21,345 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:21,346 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:21,346 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:21,346 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:21,346 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:21,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:21,347 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:21,347 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:21,347 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:21,347 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:21,347 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:21,348 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:21,348 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:21,348 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:21,352 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:21,352 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:21,352 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:21,352 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:21,353 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:21,353 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:21,353 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:21,353 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:21,353 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:21,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:21,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:21,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:21,658 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:21,659 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:21,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound50.yml/witness-2.1.yml [2024-09-11 20:53:21,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:21,707 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:21,708 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c [2024-09-11 20:53:23,010 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:23,173 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:23,173 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound50.c [2024-09-11 20:53:23,179 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8dac8a452/0e12d3fa4fe34e2ebdd6570d34550dc8/FLAGfc485f15d [2024-09-11 20:53:23,198 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8dac8a452/0e12d3fa4fe34e2ebdd6570d34550dc8 [2024-09-11 20:53:23,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:23,200 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:23,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:23,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:23,207 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:23,207 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 08:53:21" (1/2) ... [2024-09-11 20:53:23,208 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d9ef8e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:23, skipping insertion in model container [2024-09-11 20:53:23,208 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 08:53:21" (1/2) ... [2024-09-11 20:53:23,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6eadc38b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:23, skipping insertion in model container [2024-09-11 20:53:23,211 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:23" (2/2) ... [2024-09-11 20:53:23,212 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34d9ef8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23, skipping insertion in model container [2024-09-11 20:53:23,212 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:23" (2/2) ... [2024-09-11 20:53:23,220 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:23,221 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((y + ((__int128) y * y)) == (c + ((__int128) c * y))) && ((((__int128) c * y) + ((__int128) 3 * c)) == (((__int128) 3 * y) + ((__int128) y * y)))) && ((((6 * (((((__int128) y * y) * y) * y) * y)) + (2 * ((((((__int128) y * y) * y) * y) * y) * y))) + (5 * ((((__int128) y * y) * y) * y))) == (((__int128) x * 12) + ((__int128) y * y)))) && ((((__int128) k * y) == ((__int128) y * y)) || (c < k))) && (k <= 256)) [2024-09-11 20:53:23,221 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:23,221 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:23,238 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:23,368 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/ps6-ll_valuebound50.c[458,471] [2024-09-11 20:53:23,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:23,407 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:23,439 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/ps6-ll_valuebound50.c[458,471] Start Parsing Local [2024-09-11 20:53:23,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:23,476 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:23,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23 WrapperNode [2024-09-11 20:53:23,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:23,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:23,478 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:23,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:23,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,500 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,514 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 20:53:23,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,515 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,522 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,529 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:23,539 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:23,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:23,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:23,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (1/1) ... [2024-09-11 20:53:23,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:23,554 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:23,568 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 20:53:23,571 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 20:53:23,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:23,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:23,612 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:23,613 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:23,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:23,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:23,615 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:23,678 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:23,680 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:34,167 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:34,327 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:34,327 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:34,350 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:34,354 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:34,355 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:34 BoogieIcfgContainer [2024-09-11 20:53:34,355 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:34,356 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:34,356 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:34,356 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:34,357 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 08:53:21" (1/4) ... [2024-09-11 20:53:34,357 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7324c85c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:34, skipping insertion in model container [2024-09-11 20:53:34,357 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:23" (2/4) ... [2024-09-11 20:53:34,357 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7324c85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:34, skipping insertion in model container [2024-09-11 20:53:34,358 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:23" (3/4) ... [2024-09-11 20:53:34,359 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7324c85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:34, skipping insertion in model container [2024-09-11 20:53:34,359 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:34" (4/4) ... [2024-09-11 20:53:34,360 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound50.c [2024-09-11 20:53:34,363 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:34,363 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 20:53:34,364 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 20:53:34,364 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 20:53:34,364 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 20:53:34,364 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 20:53:34,364 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 20:53:34,364 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 20:53:34,364 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 20:53:34,365 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:53:34,425 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:34,426 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:34,426 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:34,427 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:34,428 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:34,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:34,444 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:34,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:34,445 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:34,445 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:34,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:34,448 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:34,460 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:34,477 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:34,477 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:34,477 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:34,477 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:34,477 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:34,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:34,503 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:34,504 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:34,504 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:34,504 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:34,504 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:34,505 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:34,506 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:34,522 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:34,522 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:34,522 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:34,522 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:34,523 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:34,523 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:34,532 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:34,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:34,532 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:34,533 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:34,533 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:34,533 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:39,400 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:39,627 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:39,627 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:39,627 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:39,628 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:39,628 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:39,628 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:39,639 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:39,639 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:39,639 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:39,639 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:39,639 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:39,640 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:39,643 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:39,666 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:39,667 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:39,667 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:39,667 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:39,667 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:39,668 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:39,689 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:39,689 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:39,690 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:39,690 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:39,690 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:39,690 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:45,306 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:45,720 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:45,720 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:45,720 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:45,720 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:45,720 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:45,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:45,724 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:45,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:45,724 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:45,724 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:45,724 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:45,725 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:45,727 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:45,740 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:45,741 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:45,741 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:45,741 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:45,741 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:45,742 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:45,743 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:45,744 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:45,744 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:45,744 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:45,744 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:45,744 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:45,746 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:45,756 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:45,756 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:45,757 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:45,757 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:45,757 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:45,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:45,779 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:45,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:45,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:45,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:45,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:45,783 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:50,591 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:50,790 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:50,790 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7324c85c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:50, skipping insertion in model container [2024-09-11 20:53:50,794 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:50,796 INFO L158 Benchmark]: Toolchain (without parser) took 27595.28ms. Allocated memory is still 73.4MB. Free memory was 54.0MB in the beginning and 38.7MB in the end (delta: 15.3MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-09-11 20:53:50,796 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 54.5MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:50,796 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 31.2MB in the beginning and 31.1MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:50,797 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.97ms. Allocated memory is still 73.4MB. Free memory was 53.7MB in the beginning and 39.3MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:50,797 INFO L158 Benchmark]: Boogie Preprocessor took 60.96ms. Allocated memory is still 73.4MB. Free memory was 39.0MB in the beginning and 36.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:50,797 INFO L158 Benchmark]: RCFGBuilder took 10815.93ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 41.5MB in the end (delta: -4.7MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:50,798 INFO L158 Benchmark]: Referee took 16438.50ms. Allocated memory is still 73.4MB. Free memory was 41.5MB in the beginning and 38.7MB in the end (delta: 2.8MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:50,801 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 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. 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 loop head at line 28 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.10ms. Allocated memory is still 54.5MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 31.2MB in the beginning and 31.1MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.97ms. Allocated memory is still 73.4MB. Free memory was 53.7MB in the beginning and 39.3MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.96ms. Allocated memory is still 73.4MB. Free memory was 39.0MB in the beginning and 36.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10815.93ms. Allocated memory is still 73.4MB. Free memory was 36.8MB in the beginning and 41.5MB in the end (delta: -4.7MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Referee took 16438.50ms. Allocated memory is still 73.4MB. Free memory was 41.5MB in the beginning and 38.7MB in the end (delta: 2.8MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:51,012 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 20:53:51,054 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