./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:53:07,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:07,436 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:07,443 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:07,444 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:07,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:07,466 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:07,466 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:07,467 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:07,467 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:07,467 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:07,468 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:07,468 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:07,469 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:07,469 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:07,469 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:07,470 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:07,470 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:07,470 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:07,471 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:07,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:07,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:07,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:07,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:07,474 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:07,474 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:07,475 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:07,475 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:07,476 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:07,476 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:07,476 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:07,477 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:07,477 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:07,477 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:07,478 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:07,478 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:07,478 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:07,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:07,479 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:07,479 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:07,480 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:07,480 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:07,483 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:07,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:07,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:07,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:07,723 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:07,724 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:07,725 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c [2024-09-11 20:53:09,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:09,228 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:09,229 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c [2024-09-11 20:53:09,235 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3c2ed8489/f2a10d2201e140f0b26e6862d40ac846/FLAG2944f6451 [2024-09-11 20:53:09,248 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3c2ed8489/f2a10d2201e140f0b26e6862d40ac846 [2024-09-11 20:53:09,250 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:09,251 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:09,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:53:09,300 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:09,302 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:09,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:09,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:09,310 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (1/2) ... [2024-09-11 20:53:09,311 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e890b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (1/2) ... [2024-09-11 20:53:09,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@259d485f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,314 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 08:53:09" (2/2) ... [2024-09-11 20:53:09,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e890b05 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,314 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 08:53:09" (2/2) ... [2024-09-11 20:53:09,321 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:09,322 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((k <= 2) && (c == 1)) && (x == 1)) && (y == 1)) && (1 <= k)) || (((((0 <= k) && (k <= 2)) && (((__int128) k * y) == ((__int128) y * y))) && ((y + ((__int128) y * y)) == (c + ((__int128) c * 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))))) [2024-09-11 20:53:09,323 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:09,323 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:09,339 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:09,475 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_valuebound2.c[458,471] [2024-09-11 20:53:09,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:09,509 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:09,551 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_valuebound2.c[458,471] Start Parsing Local [2024-09-11 20:53:09,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:09,585 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:09,586 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09 WrapperNode [2024-09-11 20:53:09,586 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,587 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:09,587 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:09,587 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:09,600 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,601 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,611 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,628 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:09,629 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,629 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,636 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,639 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,640 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,641 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:09,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:09,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:09,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:09,647 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 08:53:09" (1/1) ... [2024-09-11 20:53:09,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:09,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:09,686 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:53:09,689 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:53:09,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:09,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:09,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:09,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:09,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:09,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:09,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:09,809 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:09,813 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:10,011 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:10,077 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:10,078 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:10,106 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:10,106 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:10,107 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:10 BoogieIcfgContainer [2024-09-11 20:53:10,107 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:10,108 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:10,108 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:10,108 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:10,109 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:09" (1/4) ... [2024-09-11 20:53:10,109 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27a392c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,110 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 08:53:09" (2/4) ... [2024-09-11 20:53:10,111 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27a392c8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,111 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 08:53:09" (3/4) ... [2024-09-11 20:53:10,112 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27a392c8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,112 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 08:53:10" (4/4) ... [2024-09-11 20:53:10,114 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound2.c [2024-09-11 20:53:10,121 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:10,122 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 20:53:10,123 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 20:53:10,123 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 20:53:10,123 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 20:53:10,123 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 20:53:10,123 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 20:53:10,123 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 20:53:10,123 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 20:53:10,124 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location [2024-09-11 20:53:10,182 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:10,183 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,183 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,184 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,185 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,187 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,198 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:10,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,200 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,201 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,201 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,204 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,226 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:10,296 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:10,296 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,296 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,297 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,297 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,297 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,343 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:10,373 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,373 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,374 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,374 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,384 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,395 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:10,415 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:10,418 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,418 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,418 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,418 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,426 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:10,427 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,427 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,427 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,428 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,428 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,433 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:10,447 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:10,450 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,450 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,450 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,450 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,451 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,462 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:10,463 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,463 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,463 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,463 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,463 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,466 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:10,483 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:10,483 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,484 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,484 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,484 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,501 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:10,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,502 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,502 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,507 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:10,516 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:10,517 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,517 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,517 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,517 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,520 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:10,520 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,520 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,520 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,520 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,521 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,522 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:10,531 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:10,531 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,532 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,532 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,532 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,533 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:10,533 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,534 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,534 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,534 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,534 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,535 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:10,545 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:10,545 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,546 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,546 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,546 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,569 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:10,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,570 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,570 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,570 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,573 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,575 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:10,579 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:10,580 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@27a392c8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,580 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:10,582 INFO L158 Benchmark]: Toolchain (without parser) took 1278.70ms. Allocated memory is still 159.4MB. Free memory was 103.7MB in the beginning and 90.5MB in the end (delta: 13.2MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,582 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 159.4MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:10,583 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 105.6MB in the end (delta: 142.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:10,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.76ms. Allocated memory is still 159.4MB. Free memory was 103.5MB in the beginning and 89.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,583 INFO L158 Benchmark]: Boogie Preprocessor took 55.89ms. Allocated memory is still 159.4MB. Free memory was 89.5MB in the beginning and 87.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,584 INFO L158 Benchmark]: RCFGBuilder took 463.53ms. Allocated memory is still 159.4MB. Free memory was 87.4MB in the beginning and 71.3MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,584 INFO L158 Benchmark]: Referee took 472.41ms. Allocated memory is still 159.4MB. Free memory was 71.3MB in the beginning and 90.5MB in the end (delta: -19.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,586 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 39. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. 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 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 check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 159.4MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 159.4MB. Free memory was 105.7MB in the beginning and 105.6MB in the end (delta: 142.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.76ms. Allocated memory is still 159.4MB. Free memory was 103.5MB in the beginning and 89.5MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.89ms. Allocated memory is still 159.4MB. Free memory was 89.5MB in the beginning and 87.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.53ms. Allocated memory is still 159.4MB. Free memory was 87.4MB in the beginning and 71.3MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 472.41ms. Allocated memory is still 159.4MB. Free memory was 71.3MB in the beginning and 90.5MB in the end (delta: -19.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:10,614 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_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:53:12,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:12,833 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:12,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:12,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:12,873 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:12,874 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:12,876 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:12,877 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:12,877 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:12,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:12,878 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:12,879 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:12,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:12,883 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:12,884 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:12,884 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:12,884 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:12,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:12,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:12,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:12,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:12,886 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:12,887 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:12,887 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:12,887 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:12,888 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:12,888 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:12,888 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:12,889 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:12,889 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:12,889 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:12,890 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:12,890 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:12,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:12,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:12,891 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:12,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:12,892 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:12,892 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:12,893 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:12,894 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:12,895 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:12,895 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:12,896 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:12,896 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:13,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:13,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:13,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:13,262 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:13,263 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:13,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:53:13,325 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:13,325 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:13,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c [2024-09-11 20:53:14,969 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:15,162 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:15,163 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound2.c [2024-09-11 20:53:15,171 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/45e9f3053/656d56a8a4694f6bbb440e37724d570a/FLAG86d76300d [2024-09-11 20:53:15,541 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/45e9f3053/656d56a8a4694f6bbb440e37724d570a [2024-09-11 20:53:15,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:15,543 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:15,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:15,547 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:15,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:15,552 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 08:53:13" (1/2) ... [2024-09-11 20:53:15,555 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109bfc84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:15, skipping insertion in model container [2024-09-11 20:53:15,555 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 08:53:13" (1/2) ... [2024-09-11 20:53:15,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d0681d3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:15, skipping insertion in model container [2024-09-11 20:53:15,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:15" (2/2) ... [2024-09-11 20:53:15,557 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@109bfc84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15, skipping insertion in model container [2024-09-11 20:53:15,557 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:15" (2/2) ... [2024-09-11 20:53:15,565 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:15,566 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((k <= 2) && (c == 1)) && (x == 1)) && (y == 1)) && (1 <= k)) || (((((0 <= k) && (k <= 2)) && (((__int128) k * y) == ((__int128) y * y))) && ((y + ((__int128) y * y)) == (c + ((__int128) c * 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))))) [2024-09-11 20:53:15,566 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:15,567 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:15,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:15,731 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_valuebound2.c[458,471] [2024-09-11 20:53:15,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:15,776 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:15,819 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_valuebound2.c[458,471] Start Parsing Local [2024-09-11 20:53:15,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:15,876 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:15,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15 WrapperNode [2024-09-11 20:53:15,877 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:15,878 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:15,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:15,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:15,890 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,890 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,899 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,913 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 20:53:15,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,926 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,931 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,936 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,942 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:15,943 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:15,944 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:15,944 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:15,945 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (1/1) ... [2024-09-11 20:53:15,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:15,961 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:15,977 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 20:53:15,981 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 20:53:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:16,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:16,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:16,031 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:16,032 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:16,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:16,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:16,094 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:16,097 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:26,302 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:26,498 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:26,498 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:26,519 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:26,520 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:26,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:26 BoogieIcfgContainer [2024-09-11 20:53:26,520 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:26,521 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:26,521 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:26,522 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:26,522 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 08:53:13" (1/4) ... [2024-09-11 20:53:26,527 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7adc29cf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:26, skipping insertion in model container [2024-09-11 20:53:26,535 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:15" (2/4) ... [2024-09-11 20:53:26,535 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7adc29cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:26, skipping insertion in model container [2024-09-11 20:53:26,536 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15" (3/4) ... [2024-09-11 20:53:26,536 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7adc29cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:26, skipping insertion in model container [2024-09-11 20:53:26,536 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:26" (4/4) ... [2024-09-11 20:53:26,538 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound2.c [2024-09-11 20:53:26,542 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:26,543 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 20:53:26,543 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 20:53:26,543 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 20:53:26,544 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 20:53:26,544 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 20:53:26,544 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 20:53:26,544 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 20:53:26,544 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 20:53:26,545 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 20:53:26,610 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:26,611 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,611 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,612 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,613 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,614 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,623 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:26,624 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,624 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,625 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,625 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,628 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:26,646 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:26,668 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:26,669 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,669 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,669 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,669 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,669 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,703 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:26,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,703 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,704 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,704 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,705 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:26,707 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:26,737 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:26,737 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,738 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,738 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,738 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,739 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,761 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:26,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,763 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,764 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,764 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,764 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:31,497 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:31,706 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:31,708 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:31,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:31,708 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:31,709 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:31,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,718 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:31,718 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,718 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:31,718 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:31,718 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:31,719 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:31,721 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:31,735 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:31,735 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:31,735 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:31,736 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:31,736 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:31,736 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,760 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:31,760 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:31,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:31,761 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:31,761 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:31,761 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:37,435 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:37,827 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:37,828 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:37,828 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:37,828 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:37,829 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:37,829 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:37,832 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:37,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:37,833 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:37,833 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:37,833 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:37,834 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:37,835 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:37,849 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:37,850 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:37,850 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:37,850 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:37,850 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:37,850 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:37,851 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:37,852 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:37,852 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:37,852 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:37,852 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:37,852 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:37,854 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:37,865 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:37,865 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:37,866 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:37,866 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:37,866 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:37,866 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:37,887 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:37,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:37,887 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:37,887 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:37,888 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:37,893 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:42,632 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:42,830 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:42,830 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7adc29cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:42, skipping insertion in model container [2024-09-11 20:53:42,831 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:42,832 INFO L158 Benchmark]: Toolchain (without parser) took 27288.23ms. Allocated memory is still 81.8MB. Free memory was 51.3MB in the beginning and 35.9MB in the end (delta: 15.4MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:42,833 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:42,833 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:42,834 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.55ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 58.5MB in the end (delta: -7.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:42,834 INFO L158 Benchmark]: Boogie Preprocessor took 64.95ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 56.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:42,835 INFO L158 Benchmark]: RCFGBuilder took 10576.85ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 36.3MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:53:42,835 INFO L158 Benchmark]: Referee took 16309.99ms. Allocated memory is still 81.8MB. Free memory was 36.3MB in the beginning and 36.1MB in the end (delta: 195.4kB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:42,838 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 29. 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 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 exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 58.7MB. Free memory was 30.7MB in the beginning and 30.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.55ms. Allocated memory is still 81.8MB. Free memory was 51.1MB in the beginning and 58.5MB in the end (delta: -7.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.95ms. Allocated memory is still 81.8MB. Free memory was 58.5MB in the beginning and 56.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 10576.85ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 36.3MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 16309.99ms. Allocated memory is still 81.8MB. Free memory was 36.3MB in the beginning and 36.1MB in the end (delta: 195.4kB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:43,053 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 20:53:43,106 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