./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-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/ps3-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-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 20:52:43,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:43,986 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:43,990 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:43,991 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:44,032 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:44,033 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:44,033 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:44,034 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:44,034 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:44,035 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:44,035 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:44,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:44,036 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:44,036 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:44,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:44,040 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:44,040 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:44,040 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:44,040 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:44,041 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:44,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:44,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:44,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:44,043 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:44,044 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:44,044 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:44,044 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:44,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:44,045 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:44,045 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:44,045 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:44,045 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:44,046 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:44,046 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:44,047 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:44,047 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:44,048 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:44,048 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:44,048 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:44,048 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:44,049 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:44,049 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:44,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:44,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:44,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:44,335 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:44,335 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:44,337 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2024-09-11 20:52:45,740 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:45,958 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:45,960 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2024-09-11 20:52:45,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0e5885b48/9e7bccb4716045f38d69f947f3d57457/FLAGa8f52e94a [2024-09-11 20:52:46,347 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0e5885b48/9e7bccb4716045f38d69f947f3d57457 [2024-09-11 20:52:46,350 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:46,352 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:46,353 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound50.yml/witness-2.1.yml [2024-09-11 20:52:46,396 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:46,397 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:46,398 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:46,398 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:46,403 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:46,404 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:46" (1/2) ... [2024-09-11 20:52:46,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e33bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46, skipping insertion in model container [2024-09-11 20:52:46,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:46" (1/2) ... [2024-09-11 20:52:46,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1345bd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46, skipping insertion in model container [2024-09-11 20:52:46,408 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 08:52:46" (2/2) ... [2024-09-11 20:52:46,408 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51e33bfb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46, skipping insertion in model container [2024-09-11 20:52:46,409 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 08:52:46" (2/2) ... [2024-09-11 20:52:46,419 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:46,420 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:46,420 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:46,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:46,605 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/ps3-ll_valuebound50.c[458,471] [2024-09-11 20:52:46,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:46,631 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:46,673 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/ps3-ll_valuebound50.c[458,471] Start Parsing Local [2024-09-11 20:52:46,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:46,703 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:46,703 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46 WrapperNode [2024-09-11 20:52:46,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:46,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:46,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:46,705 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:46,717 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,717 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,723 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,734 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:46,734 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,734 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,740 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,742 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,744 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,745 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:46,749 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:46,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:46,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:46,750 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 08:52:46" (1/1) ... [2024-09-11 20:52:46,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:46,765 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:46,778 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 20:52:46,779 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 20:52:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:46,819 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:46,819 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:46,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:46,821 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:46,878 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:46,880 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:46,980 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:47,022 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:47,022 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:47,045 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:47,046 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:47,046 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:47 BoogieIcfgContainer [2024-09-11 20:52:47,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:47,047 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:47,047 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:47,048 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:47,048 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:46" (1/4) ... [2024-09-11 20:52:47,048 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fdcd84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,048 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 08:52:46" (2/4) ... [2024-09-11 20:52:47,049 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fdcd84f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,049 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 08:52:46" (3/4) ... [2024-09-11 20:52:47,049 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fdcd84f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,049 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 08:52:47" (4/4) ... [2024-09-11 20:52:47,051 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound50.c [2024-09-11 20:52:47,057 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:47,057 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:47,058 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:47,058 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:47,058 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:47,058 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 20:52:47,059 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 20:52:47,059 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-11 20:52:47,116 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:47,117 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,118 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,119 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,120 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,158 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:47,159 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,159 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,160 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,161 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,169 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,195 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:47,219 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:47,219 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,220 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,220 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,220 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,224 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,233 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:47,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,234 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,234 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,234 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,235 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,237 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:47,254 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:47,255 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,255 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,255 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,255 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,260 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:47,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,261 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,261 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,261 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,261 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,270 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:47,290 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:47,290 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,291 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,291 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,293 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,304 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:47,305 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,305 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,305 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,305 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,306 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,307 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:47,317 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:47,317 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,317 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,318 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,318 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,318 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,321 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:47,322 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,322 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,322 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,323 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,324 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,326 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:47,336 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:47,336 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,336 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,336 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,337 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,337 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,338 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:47,339 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,339 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,339 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,339 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,339 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,341 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:47,347 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:47,347 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4fdcd84f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,347 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:47,349 INFO L158 Benchmark]: Toolchain (without parser) took 951.30ms. Allocated memory is still 169.9MB. Free memory was 121.0MB in the beginning and 71.1MB in the end (delta: 49.9MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:47,350 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 169.9MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:47,351 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 169.9MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:47,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.76ms. Allocated memory is still 169.9MB. Free memory was 120.7MB in the beginning and 107.0MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:52:47,353 INFO L158 Benchmark]: Boogie Preprocessor took 43.31ms. Allocated memory is still 169.9MB. Free memory was 107.0MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:47,354 INFO L158 Benchmark]: RCFGBuilder took 297.80ms. Allocated memory is still 169.9MB. Free memory was 105.0MB in the beginning and 91.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:47,355 INFO L158 Benchmark]: Referee took 300.58ms. Allocated memory is still 169.9MB. Free memory was 91.0MB in the beginning and 71.1MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:47,360 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 169.9MB. Free memory is still 138.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 169.9MB. Free memory is still 122.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.76ms. Allocated memory is still 169.9MB. Free memory was 120.7MB in the beginning and 107.0MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.31ms. Allocated memory is still 169.9MB. Free memory was 107.0MB in the beginning and 105.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.80ms. Allocated memory is still 169.9MB. Free memory was 105.0MB in the beginning and 91.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 300.58ms. Allocated memory is still 169.9MB. Free memory was 91.0MB in the beginning and 71.1MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:47,387 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/ps3-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-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 20:52:49,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:49,690 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:49,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:49,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:49,722 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:49,723 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:49,723 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:49,724 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:49,724 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:49,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:49,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:49,726 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:49,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:49,730 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:49,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:49,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:49,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:49,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:49,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:49,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:49,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:49,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:49,732 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:49,733 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:49,733 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:49,733 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:49,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:49,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:49,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:49,738 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:49,739 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:49,739 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:49,739 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:49,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:49,740 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:49,740 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:49,740 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:49,740 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:49,741 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:49,741 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:49,742 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:49,742 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:49,743 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:49,743 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:49,743 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:50,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:50,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:50,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:50,100 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:50,100 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:50,102 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2024-09-11 20:52:51,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:51,806 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:51,806 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound50.c [2024-09-11 20:52:51,812 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/add171123/acfc0e70610945139a7e8d51cf02ba15/FLAG65e15d02a [2024-09-11 20:52:52,183 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/add171123/acfc0e70610945139a7e8d51cf02ba15 [2024-09-11 20:52:52,186 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:52,187 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:52,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound50.yml/witness-2.1.yml [2024-09-11 20:52:52,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:52,242 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:52,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:52,243 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:52,247 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:52,248 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:52" (1/2) ... [2024-09-11 20:52:52,249 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766032e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:52, skipping insertion in model container [2024-09-11 20:52:52,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:52" (1/2) ... [2024-09-11 20:52:52,253 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@327b0f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:52, skipping insertion in model container [2024-09-11 20:52:52,254 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 08:52:52" (2/2) ... [2024-09-11 20:52:52,254 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766032e7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:52, skipping insertion in model container [2024-09-11 20:52:52,254 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 08:52:52" (2/2) ... [2024-09-11 20:52:52,260 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:52,261 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:52,261 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:52,275 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:52,411 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/ps3-ll_valuebound50.c[458,471] [2024-09-11 20:52:52,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:52,445 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:52,494 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/ps3-ll_valuebound50.c[458,471] Start Parsing Local [2024-09-11 20:52:52,509 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:52,524 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:52,525 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:52 WrapperNode [2024-09-11 20:52:52,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:52,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:52,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:52,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:52,539 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,540 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,546 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,553 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:52,554 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,554 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,560 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,564 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,565 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,566 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:52,569 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:52,569 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:52,569 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:52,570 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 08:52:52" (1/1) ... [2024-09-11 20:52:52,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:52,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:52,600 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 20:52:52,602 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 20:52:52,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:52,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:52,646 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:52,646 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:52,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:52,648 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:52,649 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:52,650 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:52,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:52,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:52,732 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:52,735 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:54,685 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:54,770 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:54,771 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:54,796 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:54,797 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:54,797 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:54 BoogieIcfgContainer [2024-09-11 20:52:54,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:54,798 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:54,798 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:54,800 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:54,800 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:52" (1/4) ... [2024-09-11 20:52:54,801 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c61a94b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:54, skipping insertion in model container [2024-09-11 20:52:54,801 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 08:52:52" (2/4) ... [2024-09-11 20:52:54,801 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c61a94b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:54, skipping insertion in model container [2024-09-11 20:52:54,801 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 08:52:52" (3/4) ... [2024-09-11 20:52:54,802 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c61a94b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:54, skipping insertion in model container [2024-09-11 20:52:54,802 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 08:52:54" (4/4) ... [2024-09-11 20:52:54,803 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound50.c [2024-09-11 20:52:54,806 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:54,807 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:54,807 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:54,807 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:54,808 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:54,808 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 20:52:54,808 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 20:52:54,808 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:52:54,858 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:54,860 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:54,860 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:54,861 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:54,870 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:54,873 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:54,914 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:54,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:54,915 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:54,916 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:54,916 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:54,923 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:54,942 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:54,965 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:54,965 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:54,965 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:54,965 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:54,965 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:54,966 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:54,976 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:54,977 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:54,977 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:54,977 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:54,978 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:54,978 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:59,171 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:59,233 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:59,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:59,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:59,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:59,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:59,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,242 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:59,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,243 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:59,243 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:59,243 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:59,243 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:59,254 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:59,275 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:59,275 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:59,275 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:59,275 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:59,276 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:59,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,309 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:59,309 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,309 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:59,310 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:59,310 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:59,310 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,697 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:03,793 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:03,794 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,794 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,794 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,794 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,794 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,797 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:03,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,798 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,798 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,798 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,801 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,803 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:03,817 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:03,818 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,818 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,819 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,819 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,819 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,820 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:03,821 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,821 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,821 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,821 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,822 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,823 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:03,827 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:03,828 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c61a94b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:03, skipping insertion in model container [2024-09-11 20:53:03,828 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:03,830 INFO L158 Benchmark]: Toolchain (without parser) took 11587.24ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.7MB in the beginning and 28.9MB in the end (delta: 8.7MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,830 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 44.0MB. Free memory was 20.9MB in the beginning and 20.8MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:03,831 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:03,832 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.02ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.5MB in the beginning and 57.8MB in the end (delta: -20.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,833 INFO L158 Benchmark]: Boogie Preprocessor took 41.67ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 55.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,834 INFO L158 Benchmark]: RCFGBuilder took 2228.49ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 39.3MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,834 INFO L158 Benchmark]: Referee took 9030.37ms. Allocated memory is still 79.7MB. Free memory was 39.3MB in the beginning and 28.9MB in the end (delta: 10.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-09-11 20:53:03,837 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 27 to check that procedure precondition always holds at line 28. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. 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 __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 44.0MB. Free memory was 20.9MB in the beginning and 20.8MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 62.9MB. Free memory is still 39.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.02ms. Allocated memory was 62.9MB in the beginning and 79.7MB in the end (delta: 16.8MB). Free memory was 37.5MB in the beginning and 57.8MB in the end (delta: -20.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.67ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 55.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2228.49ms. Allocated memory is still 79.7MB. Free memory was 55.3MB in the beginning and 39.3MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 9030.37ms. Allocated memory is still 79.7MB. Free memory was 39.3MB in the beginning and 28.9MB in the end (delta: 10.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:03,927 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN