./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound10.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_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound10.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 20:53:05,847 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:05,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:05,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:05,915 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:05,941 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:05,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:05,942 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:05,942 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:05,943 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:05,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:05,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:05,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:05,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:05,945 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:05,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:05,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:05,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:05,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:05,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:05,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:05,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:05,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:05,948 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:05,948 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:05,948 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:05,949 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:05,949 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:05,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:05,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:05,950 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:05,950 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:05,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:05,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:05,951 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:05,957 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:05,957 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:05,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:05,958 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:05,958 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:05,958 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:05,958 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:05,959 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:06,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:06,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:06,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:06,248 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:06,248 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:06,250 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound10.yml/witness-2.1.yml [2024-09-11 20:53:06,302 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:06,302 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:06,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound10.c [2024-09-11 20:53:07,860 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:08,057 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:08,058 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound10.c [2024-09-11 20:53:08,065 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/4f128ad6a/7a0de1a0341443f099a64e0b35aeeb19/FLAG3641e1136 [2024-09-11 20:53:08,435 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/4f128ad6a/7a0de1a0341443f099a64e0b35aeeb19 [2024-09-11 20:53:08,435 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:08,437 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:08,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:08,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:08,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:08,444 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 08:53:06" (1/2) ... [2024-09-11 20:53:08,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f98118 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:08, skipping insertion in model container [2024-09-11 20:53:08,445 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 08:53:06" (1/2) ... [2024-09-11 20:53:08,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bf38942 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:08, skipping insertion in model container [2024-09-11 20:53:08,447 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:08" (2/2) ... [2024-09-11 20:53:08,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f98118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08, skipping insertion in model container [2024-09-11 20:53:08,448 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:08" (2/2) ... [2024-09-11 20:53:08,455 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:08,456 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 20:53:08,457 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:08,457 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:08,477 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:08,612 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_valuebound10.c[458,471] [2024-09-11 20:53:08,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:08,643 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:08,682 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_valuebound10.c[458,471] Start Parsing Local [2024-09-11 20:53:08,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:08,725 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:08,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08 WrapperNode [2024-09-11 20:53:08,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:08,727 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:08,727 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:08,727 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:08,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,743 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,752 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 20:53:08,752 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,752 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,761 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,764 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,765 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,768 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:08,769 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:08,769 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:08,769 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:08,770 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (1/1) ... [2024-09-11 20:53:08,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:08,782 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:08,799 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 20:53:08,802 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 20:53:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:08,848 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:08,850 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:08,850 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:08,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:08,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:08,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:08,923 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:08,927 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:09,083 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:09,129 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:09,129 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:09,146 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:09,150 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:09,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:09 BoogieIcfgContainer [2024-09-11 20:53:09,150 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:09,151 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:09,151 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:09,152 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:09,152 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 08:53:06" (1/4) ... [2024-09-11 20:53:09,152 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6fbc5e93 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,153 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:08" (2/4) ... [2024-09-11 20:53:09,153 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6fbc5e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,153 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:08" (3/4) ... [2024-09-11 20:53:09,153 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6fbc5e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,153 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:09" (4/4) ... [2024-09-11 20:53:09,154 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound10.c [2024-09-11 20:53:09,162 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:09,163 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 20:53:09,163 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 20:53:09,164 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 20:53:09,164 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 20:53:09,164 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 20:53:09,164 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 20:53:09,165 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 20:53:09,165 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 20:53:09,165 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:53:09,216 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:09,217 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,218 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,218 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,219 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,220 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,228 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:09,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,229 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,229 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,233 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,257 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:09,289 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:09,289 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,290 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,290 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,290 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,290 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,333 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:09,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,334 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,334 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,334 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,340 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,343 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:09,358 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:09,359 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,359 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,359 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,367 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:09,367 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,368 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,368 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,368 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,368 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,371 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:09,393 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:09,395 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,395 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,395 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,396 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,404 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:09,405 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,405 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,405 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,405 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,405 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,409 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:09,424 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:09,424 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,424 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,424 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,425 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,425 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,448 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:09,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,449 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,450 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,450 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,450 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,458 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:09,470 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:09,471 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,471 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,471 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,471 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,471 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,475 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:09,476 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,476 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,476 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,476 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,479 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:09,493 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:09,493 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,493 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,493 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,494 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,494 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,496 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:09,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,496 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,496 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,497 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,497 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,499 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:09,530 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:09,530 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:09,530 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:09,531 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:09,531 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:09,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,569 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:09,569 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:09,569 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:09,570 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:09,570 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:09,573 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:09,579 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:09,583 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:09,583 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6fbc5e93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,584 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:09,586 INFO L158 Benchmark]: Toolchain (without parser) took 1147.83ms. Allocated memory was 184.5MB in the beginning and 241.2MB in the end (delta: 56.6MB). Free memory was 124.9MB in the beginning and 204.7MB in the end (delta: -79.9MB). Peak memory consumption was 84.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:09,586 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 184.5MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:09,587 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 184.5MB. Free memory is still 147.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:09,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.16ms. Allocated memory is still 184.5MB. Free memory was 124.4MB in the beginning and 110.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:09,588 INFO L158 Benchmark]: Boogie Preprocessor took 41.31ms. Allocated memory is still 184.5MB. Free memory was 110.6MB in the beginning and 108.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:09,588 INFO L158 Benchmark]: RCFGBuilder took 381.63ms. Allocated memory is still 184.5MB. Free memory was 108.5MB in the beginning and 92.1MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:09,589 INFO L158 Benchmark]: Referee took 432.96ms. Allocated memory was 184.5MB in the beginning and 241.2MB in the end (delta: 56.6MB). Free memory was 92.1MB in the beginning and 204.7MB in the end (delta: -112.6MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:09,591 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds 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 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 entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 184.5MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.01ms. Allocated memory is still 184.5MB. Free memory is still 147.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.16ms. Allocated memory is still 184.5MB. Free memory was 124.4MB in the beginning and 110.6MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.31ms. Allocated memory is still 184.5MB. Free memory was 110.6MB in the beginning and 108.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 381.63ms. Allocated memory is still 184.5MB. Free memory was 108.5MB in the beginning and 92.1MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 432.96ms. Allocated memory was 184.5MB in the beginning and 241.2MB in the end (delta: 56.6MB). Free memory was 92.1MB in the beginning and 204.7MB in the end (delta: -112.6MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:09,619 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 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_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound10.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 20:53:11,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:11,908 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:11,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:11,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:11,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:11,946 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:11,947 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:11,948 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:11,951 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:11,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:11,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:11,952 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:11,953 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:11,956 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:11,956 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:11,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:11,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:11,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:11,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:11,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:11,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:11,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:11,959 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:11,959 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:11,959 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:11,959 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:11,959 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:11,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:11,960 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:11,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:11,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:11,961 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:11,961 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:11,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:11,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:11,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:11,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:11,962 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:11,964 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:11,964 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:11,964 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:11,964 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:11,965 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:11,965 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:11,965 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:12,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:12,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:12,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:12,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:12,311 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:12,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound10.c [2024-09-11 20:53:13,823 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:14,040 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:14,042 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound10.c [2024-09-11 20:53:14,051 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a47b3a2f6/e37f42e33ab14454befe55b0cc93e15b/FLAG0e44efc23 [2024-09-11 20:53:14,068 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a47b3a2f6/e37f42e33ab14454befe55b0cc93e15b [2024-09-11 20:53:14,071 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:14,072 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:14,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound10.yml/witness-2.1.yml [2024-09-11 20:53:14,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:14,134 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:14,135 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:14,135 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:14,140 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:14,141 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:14" (1/2) ... [2024-09-11 20:53:14,142 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d026265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:14, skipping insertion in model container [2024-09-11 20:53:14,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:14" (1/2) ... [2024-09-11 20:53:14,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@99e6522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:14, skipping insertion in model container [2024-09-11 20:53:14,146 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 08:53:14" (2/2) ... [2024-09-11 20:53:14,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d026265 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14, skipping insertion in model container [2024-09-11 20:53:14,147 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 08:53:14" (2/2) ... [2024-09-11 20:53:14,156 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:14,157 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 20:53:14,157 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:14,157 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:14,176 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:14,346 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_valuebound10.c[458,471] [2024-09-11 20:53:14,375 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:14,388 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:14,441 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_valuebound10.c[458,471] Start Parsing Local [2024-09-11 20:53:14,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:14,490 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:14,491 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14 WrapperNode [2024-09-11 20:53:14,491 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:14,492 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:14,492 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:14,492 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:14,505 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,518 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,531 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 20:53:14,535 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,535 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,553 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,558 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,566 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:14,566 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:14,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:14,568 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:14,569 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (1/1) ... [2024-09-11 20:53:14,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:14,582 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:14,600 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 20:53:14,606 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 20:53:14,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:14,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:14,651 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:14,651 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:14,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:14,651 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:14,651 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:14,651 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:14,651 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:14,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:14,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:14,727 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:14,731 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:24,708 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:24,881 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:24,881 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:24,913 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:24,914 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:24,914 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:24 BoogieIcfgContainer [2024-09-11 20:53:24,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:24,915 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:24,915 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:24,916 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:24,916 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:14" (1/4) ... [2024-09-11 20:53:24,917 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5b93c0b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:24, skipping insertion in model container [2024-09-11 20:53:24,917 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 08:53:14" (2/4) ... [2024-09-11 20:53:24,917 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5b93c0b0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:24, skipping insertion in model container [2024-09-11 20:53:24,917 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:14" (3/4) ... [2024-09-11 20:53:24,918 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5b93c0b0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:24, skipping insertion in model container [2024-09-11 20:53:24,918 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:24" (4/4) ... [2024-09-11 20:53:24,919 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound10.c [2024-09-11 20:53:24,923 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:24,923 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 20:53:24,924 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 20:53:24,924 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 20:53:24,924 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 20:53:24,924 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 20:53:24,924 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 20:53:24,925 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 20:53:24,925 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 20:53:24,925 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to error location [2024-09-11 20:53:24,980 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:24,981 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:24,981 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:24,982 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:24,983 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:24,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:24,993 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:24,994 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:24,995 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:24,995 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:24,995 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:24,998 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:25,014 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:25,037 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:25,038 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:25,038 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:25,038 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:25,038 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:25,039 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:25,082 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:25,082 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:25,083 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:25,083 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:25,083 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:25,084 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:25,090 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:25,124 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:25,128 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:25,128 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:25,128 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:25,128 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:25,128 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:25,142 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:25,143 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:25,143 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:25,143 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:25,143 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:25,144 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:29,954 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:30,168 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:30,169 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:30,169 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:30,169 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:30,170 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:30,170 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:30,182 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:30,183 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:30,183 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:30,183 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:30,183 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:30,183 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:30,190 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:30,210 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:30,211 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:30,211 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:30,211 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:30,211 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:30,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:30,242 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:30,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:30,243 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:30,244 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:30,244 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:30,244 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:35,858 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:36,246 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:36,247 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:36,247 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:36,248 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:36,248 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:36,248 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:36,252 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:36,253 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:36,253 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:36,253 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:36,253 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:36,254 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:36,255 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:36,268 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:36,269 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:36,269 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:36,269 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:36,269 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:36,269 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:36,271 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:36,271 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:36,271 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:36,272 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:36,272 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:36,272 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:36,274 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:36,287 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:36,287 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:36,287 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:36,287 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:36,288 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:36,288 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:36,316 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:36,316 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:36,316 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:36,316 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:36,316 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:36,321 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:41,091 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:41,277 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:41,277 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5b93c0b0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:41, skipping insertion in model container [2024-09-11 20:53:41,277 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:41,280 INFO L158 Benchmark]: Toolchain (without parser) took 27144.61ms. Allocated memory is still 73.4MB. Free memory was 46.8MB in the beginning and 40.1MB in the end (delta: 6.7MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:41,281 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:41,282 INFO L158 Benchmark]: Witness Parser took 0.79ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:41,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.20ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 52.0MB in the end (delta: -5.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:41,283 INFO L158 Benchmark]: Boogie Preprocessor took 73.80ms. Allocated memory is still 73.4MB. Free memory was 52.0MB in the beginning and 49.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:53:41,284 INFO L158 Benchmark]: RCFGBuilder took 10348.19ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 50.9MB in the end (delta: -1.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. [2024-09-11 20:53:41,285 INFO L158 Benchmark]: Referee took 16362.32ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 40.1MB in the end (delta: 10.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-09-11 20:53:41,287 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 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. 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. 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 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 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 30.6MB in the beginning and 30.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.79ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.20ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 52.0MB in the end (delta: -5.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.80ms. Allocated memory is still 73.4MB. Free memory was 52.0MB in the beginning and 49.6MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 10348.19ms. Allocated memory is still 73.4MB. Free memory was 49.3MB in the beginning and 50.9MB in the end (delta: -1.6MB). Peak memory consumption was 20.5MB. Max. memory is 16.1GB. * Referee took 16362.32ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 40.1MB in the end (delta: 10.8MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:41,502 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 20:53:41,546 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 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN