./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ca4ee3dd 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/geo1-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.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-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:10:56,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:10:56,343 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:10:56,349 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:10:56,352 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:10:56,378 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:10:56,379 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:10:56,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:10:56,380 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:10:56,381 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:10:56,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:10:56,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:10:56,383 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:10:56,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:10:56,384 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:10:56,385 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:10:56,385 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:10:56,385 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:10:56,386 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:10:56,386 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:10:56,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:10:56,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:10:56,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:10:56,390 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:10:56,391 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:10:56,391 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:10:56,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:10:56,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:10:56,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:10:56,392 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:10:56,392 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:10:56,392 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:10:56,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:10:56,393 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:56,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:10:56,393 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:10:56,393 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:10:56,394 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:10:56,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:10:56,394 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:10:56,394 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:10:56,395 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:10:56,396 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:10:56,396 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:10:56,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:10:56,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:10:56,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:10:56,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:10:56,672 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:10:56,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 20:10:58,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:10:58,254 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:10:58,254 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 20:10:58,262 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/05f7b1e74/2caa8a8474d244e38c639f2fe8dedd4a/FLAG2c1b3d6e6 [2024-09-20 20:10:58,279 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/05f7b1e74/2caa8a8474d244e38c639f2fe8dedd4a [2024-09-20 20:10:58,281 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:10:58,282 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:10:58,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 20:10:58,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:10:58,344 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:10:58,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:58,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:10:58,350 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:10:58,351 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:58" (1/2) ... [2024-09-20 20:10:58,352 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e89c515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:58, skipping insertion in model container [2024-09-20 20:10:58,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:58" (1/2) ... [2024-09-20 20:10:58,355 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@675f8326 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:58, skipping insertion in model container [2024-09-20 20:10:58,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:58" (2/2) ... [2024-09-20 20:10:58,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e89c515 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:58, skipping insertion in model container [2024-09-20 20:10:58,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:58" (2/2) ... [2024-09-20 20:10:58,365 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:10:58,366 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (1 <= z)) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-20 20:10:58,366 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-20 20:10:58,367 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:10:58,386 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:10:58,562 WARN L248 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/geo1-ll_valuebound20.c[545,558] [2024-09-20 20:10:58,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:10:58,608 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 20:10:58,647 WARN L248 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/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-20 20:10:58,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:10:58,670 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:10:58,670 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:58 WrapperNode [2024-09-20 20:10:58,671 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:58,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:10:58,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:10:58,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:10:58,685 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,685 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,692 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,705 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 [2024-09-20 20:10:58,708 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,709 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,715 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,718 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,719 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,721 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:10:58,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:10:58,728 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:10:58,728 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:10:58,729 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 20.09 08:10:58" (1/1) ... [2024-09-20 20:10:58,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:58,746 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:10:58,762 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) [2024-09-20 20:10:58,769 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 [2024-09-20 20:10:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:10:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:10:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:10:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:10:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:10:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:10:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:10:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:10:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:10:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:10:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:10:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:10:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:10:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:10:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:10:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:10:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:10:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:10:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:10:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:10:58,881 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:10:58,883 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:10:59,092 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:10:59,112 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:10:59,147 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:10:59,148 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:10:59,148 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:10:59 BoogieIcfgContainer [2024-09-20 20:10:59,148 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:10:59,149 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:10:59,149 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:10:59,151 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:10:59,152 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:10:58" (1/4) ... [2024-09-20 20:10:59,153 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68c76cf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:10:59, skipping insertion in model container [2024-09-20 20:10:59,153 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:58" (2/4) ... [2024-09-20 20:10:59,153 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68c76cf2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:10:59, skipping insertion in model container [2024-09-20 20:10:59,154 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 20.09 08:10:58" (3/4) ... [2024-09-20 20:10:59,154 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68c76cf2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:10:59, skipping insertion in model container [2024-09-20 20:10:59,155 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:10:59" (4/4) ... [2024-09-20 20:10:59,157 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-20 20:10:59,160 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:10:59,161 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:10:59,162 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:10:59,162 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:10:59,162 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:10:59,162 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:59,162 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:10:59,163 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:59,163 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-20 20:10:59,220 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 20:10:59,223 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:59,223 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:59,225 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:59,226 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:59,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:59,243 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 20:10:59,245 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:59,245 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:59,245 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:59,246 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:59,253 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:59,276 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:10:59,316 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:10:59,319 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:59,319 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:59,319 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:59,319 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:59,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:59,362 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-20 20:10:59,363 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:59,363 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:59,363 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:59,364 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:59,372 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:59,380 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:59,404 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:10:59,405 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:59,405 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:59,405 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:59,405 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:59,406 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:59,431 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:10:59,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:59,431 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:59,432 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:59,432 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:59,432 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:03,441 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:03,463 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 20:11:03,463 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:03,464 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:03,464 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:03,464 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:03,464 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,476 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 20:11:03,476 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,476 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:03,476 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:03,476 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:03,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:03,479 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:03,489 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:03,489 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:03,489 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:03,489 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:03,489 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:03,489 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,493 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:03,493 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,494 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:03,494 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:03,494 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:03,494 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:04,176 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:04,187 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:04,187 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:04,188 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:04,188 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:04,188 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:04,188 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:04,191 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:04,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:04,192 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:04,192 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:04,192 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:04,193 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:04,196 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:04,206 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:04,218 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:04,218 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:04,219 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:04,219 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:04,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:04,221 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:04,221 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:04,221 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:04,221 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:04,221 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:04,221 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:04,229 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:04,233 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:04,238 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@68c76cf2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:04, skipping insertion in model container [2024-09-20 20:11:04,238 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:04,244 INFO L158 Benchmark]: Toolchain (without parser) took 5899.31ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 156.1MB in the end (delta: -1.4MB). Peak memory consumption was 63.8MB. Max. memory is 16.1GB. [2024-09-20 20:11:04,245 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:04,245 INFO L158 Benchmark]: Witness Parser took 0.72ms. Allocated memory is still 188.7MB. Free memory is still 156.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:04,246 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.47ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 140.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:04,246 INFO L158 Benchmark]: Boogie Preprocessor took 52.61ms. Allocated memory is still 188.7MB. Free memory was 140.7MB in the beginning and 138.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:04,247 INFO L158 Benchmark]: RCFGBuilder took 423.43ms. Allocated memory is still 188.7MB. Free memory was 138.6MB in the beginning and 125.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 20:11:04,252 INFO L158 Benchmark]: Referee took 5089.64ms. Allocated memory is still 188.7MB. Free memory was 125.3MB in the beginning and 156.1MB in the end (delta: -30.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2024-09-20 20:11:04,254 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 36 to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. 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 17. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 130.0MB. Free memory is still 91.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.72ms. Allocated memory is still 188.7MB. Free memory is still 156.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.47ms. Allocated memory is still 188.7MB. Free memory was 154.6MB in the beginning and 140.7MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.61ms. Allocated memory is still 188.7MB. Free memory was 140.7MB in the beginning and 138.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.43ms. Allocated memory is still 188.7MB. Free memory was 138.6MB in the beginning and 125.3MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 5089.64ms. Allocated memory is still 188.7MB. Free memory was 125.3MB in the beginning and 156.1MB in the end (delta: -30.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:04,301 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.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-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:06,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:06,547 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 20:11:06,553 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:06,554 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:06,581 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:06,582 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:06,582 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:06,583 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:06,584 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:06,585 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:06,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:06,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:06,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:06,590 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:06,590 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:06,591 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:06,591 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:06,591 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:06,591 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:06,591 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:06,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:06,592 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:06,592 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 20:11:06,593 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 20:11:06,593 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:06,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 20:11:06,593 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:06,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:06,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:06,594 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:06,594 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:06,594 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:06,595 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:06,595 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:06,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:06,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:06,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:06,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:06,599 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 20:11:06,600 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 20:11:06,600 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:06,600 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:06,601 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:06,601 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:06,601 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 20:11:06,601 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:06,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:06,924 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:06,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:06,929 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:06,929 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:06,931 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 20:11:08,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:08,636 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:08,637 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-20 20:11:08,645 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/53fe2e9f9/a3062cd1f3054df0961694459487bd68/FLAG308b6aaac [2024-09-20 20:11:08,660 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/53fe2e9f9/a3062cd1f3054df0961694459487bd68 [2024-09-20 20:11:08,663 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:08,663 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:08,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 20:11:08,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:08,721 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:08,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:08,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:08,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:08,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:08" (1/2) ... [2024-09-20 20:11:08,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef84828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:08" (1/2) ... [2024-09-20 20:11:08,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6dc843ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:08" (2/2) ... [2024-09-20 20:11:08,735 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ef84828 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:08, skipping insertion in model container [2024-09-20 20:11:08,735 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:08" (2/2) ... [2024-09-20 20:11:08,744 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:08,744 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (1 <= z)) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) [2024-09-20 20:11:08,745 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-20 20:11:08,745 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:08,764 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:08,946 WARN L248 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/geo1-ll_valuebound20.c[545,558] [2024-09-20 20:11:08,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:08,982 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 20:11:09,025 WARN L248 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/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-20 20:11:09,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:09,062 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:09,063 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:09 WrapperNode [2024-09-20 20:11:09,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:09,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:09,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:09,065 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:09,077 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,078 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,088 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,101 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 [2024-09-20 20:11:09,101 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,102 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,113 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,119 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,121 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,123 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,126 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:09,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:09,127 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:09,127 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:09,128 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 20.09 08:11:09" (1/1) ... [2024-09-20 20:11:09,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:09,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:09,163 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) [2024-09-20 20:11:09,165 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 [2024-09-20 20:11:09,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:09,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:09,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:09,212 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:09,212 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:09,213 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 20:11:09,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 20:11:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 20:11:09,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:09,290 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:09,293 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:09,794 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:09,822 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:09,859 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:09,863 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:09,864 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:09 BoogieIcfgContainer [2024-09-20 20:11:09,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:09,865 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:09,866 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:09,867 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:09,867 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:08" (1/4) ... [2024-09-20 20:11:09,869 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e8bf191 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,869 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:08" (2/4) ... [2024-09-20 20:11:09,869 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e8bf191 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,869 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 20.09 08:11:09" (3/4) ... [2024-09-20 20:11:09,869 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e8bf191 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:09, skipping insertion in model container [2024-09-20 20:11:09,870 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:09" (4/4) ... [2024-09-20 20:11:09,871 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-20 20:11:09,875 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:09,875 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:09,876 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:11:09,876 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:11:09,876 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:11:09,876 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,877 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:09,877 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:09,877 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-20 20:11:09,934 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 20:11:09,935 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,935 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,936 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,938 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,951 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 20:11:09,953 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:09,953 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:09,953 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:09,954 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:09,957 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:09,975 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:09,992 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:11:09,995 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:09,995 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:09,995 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:09,995 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:09,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:10,025 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-20 20:11:10,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:10,025 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:10,026 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:10,026 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:10,034 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:14,066 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:14,100 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:11:14,103 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:14,103 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:14,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:14,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:14,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:14,121 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:11:14,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:14,122 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:14,122 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:14,122 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:14,122 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,181 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:18,219 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 20:11:18,219 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,219 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,219 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,219 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,220 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,228 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 20:11:18,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,229 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,229 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,230 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,232 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:18,242 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:18,242 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,242 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,243 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,243 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,246 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:18,246 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,247 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,247 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,249 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:18,260 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:18,260 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,260 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,260 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,261 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,265 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:18,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,266 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,266 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,266 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,267 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,268 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:18,276 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:18,276 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,277 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,277 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,277 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,278 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:18,279 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,279 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,279 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,279 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,279 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:18,281 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:18,284 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:18,284 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6e8bf191 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:18, skipping insertion in model container [2024-09-20 20:11:18,284 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:18,286 INFO L158 Benchmark]: Toolchain (without parser) took 9563.96ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 28.9MB in the beginning and 36.0MB in the end (delta: -7.1MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,286 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 39.8MB. Free memory was 17.3MB in the beginning and 17.3MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:18,287 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:18,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.49ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 28.6MB in the beginning and 43.3MB in the end (delta: -14.7MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,288 INFO L158 Benchmark]: Boogie Preprocessor took 61.81ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 41.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,288 INFO L158 Benchmark]: RCFGBuilder took 737.43ms. Allocated memory is still 71.3MB. Free memory was 41.2MB in the beginning and 47.7MB in the end (delta: -6.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,289 INFO L158 Benchmark]: Referee took 8419.32ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 36.0MB in the end (delta: 11.7MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2024-09-20 20:11:18,292 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 36 to check that procedure precondition always holds at line 50. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. 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 17. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 39.8MB. Free memory was 17.3MB in the beginning and 17.3MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 30.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.49ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 28.6MB in the beginning and 43.3MB in the end (delta: -14.7MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.81ms. Allocated memory is still 71.3MB. Free memory was 43.3MB in the beginning and 41.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.43ms. Allocated memory is still 71.3MB. Free memory was 41.2MB in the beginning and 47.7MB in the end (delta: -6.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8419.32ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 36.0MB in the end (delta: 11.7MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:18,341 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN