./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:41,108 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:41,193 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:41,199 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:41,199 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:41,221 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:41,222 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:41,223 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:41,223 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:41,225 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:41,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:41,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:41,226 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:41,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:41,229 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:41,229 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:41,229 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:41,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:41,230 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:41,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:41,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:41,233 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:41,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:41,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:41,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:41,235 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:41,235 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:41,235 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:41,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:41,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:41,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:41,240 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:41,240 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:41,242 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:41,242 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:41,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:41,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:41,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:41,530 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:41,530 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:41,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2024-09-11 20:51:42,967 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:43,162 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:43,163 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2024-09-11 20:51:43,174 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/dd593fbe4/f1b846e49c1546498ca0bd9de50d73e5/FLAGce6b8367a [2024-09-11 20:51:43,191 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/dd593fbe4/f1b846e49c1546498ca0bd9de50d73e5 [2024-09-11 20:51:43,193 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:43,194 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:43,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound10.yml/witness-2.1.yml [2024-09-11 20:51:43,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:43,247 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:43,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:43,248 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:43,253 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:43,254 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:43" (1/2) ... [2024-09-11 20:51:43,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a02a9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:43" (1/2) ... [2024-09-11 20:51:43,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4389e11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,259 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 08:51:43" (2/2) ... [2024-09-11 20:51:43,259 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a02a9ef and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,259 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 08:51:43" (2/2) ... [2024-09-11 20:51:43,270 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:43,270 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:43,271 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:43,271 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:43,294 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:43,477 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/prod4br-ll_valuebound10.c[524,537] [2024-09-11 20:51:43,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:43,508 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:43,550 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/prod4br-ll_valuebound10.c[524,537] Start Parsing Local [2024-09-11 20:51:43,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:43,588 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:43,589 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:43 WrapperNode [2024-09-11 20:51:43,589 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:43,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:43,591 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:43,591 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:43,604 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,604 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,612 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,629 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 20:51:43,633 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,633 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,641 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,648 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,650 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,650 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:43,658 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:43,658 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:43,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:43,659 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:43,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:43,689 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 20:51:43,695 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 20:51:43,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:43,735 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:43,800 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:43,802 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:43,971 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:44,004 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:44,005 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:44,024 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:44,024 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:44,025 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:44 BoogieIcfgContainer [2024-09-11 20:51:44,025 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:44,025 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:44,025 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:44,026 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:44,026 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:43" (1/4) ... [2024-09-11 20:51:44,027 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@211ea265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,027 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 08:51:43" (2/4) ... [2024-09-11 20:51:44,027 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@211ea265 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,027 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 08:51:43" (3/4) ... [2024-09-11 20:51:44,027 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@211ea265 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,027 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 08:51:44" (4/4) ... [2024-09-11 20:51:44,029 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound10.c [2024-09-11 20:51:44,032 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:44,033 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 20:51:44,033 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:44,033 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:44,033 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:44,034 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:44,034 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 20:51:44,034 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 20:51:44,034 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:44,034 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 20:51:44,085 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:44,086 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,087 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,087 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,089 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,091 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,097 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:44,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,098 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,098 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,098 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,100 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,114 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:44,140 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:44,140 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,140 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,140 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,141 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,141 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,154 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:44,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,155 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,155 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,155 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,158 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,161 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:44,183 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:44,183 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,183 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,183 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,183 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,183 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,187 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:44,187 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,187 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,188 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,188 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,188 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,190 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:44,211 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:44,211 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,211 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,212 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,212 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,234 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:44,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,234 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,234 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,234 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,235 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,240 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:44,265 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:51:44,265 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,265 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,265 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,265 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,333 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:51:44,333 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,333 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,334 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,334 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,345 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,352 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:44,370 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:44,370 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,371 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,371 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,371 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,375 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:44,375 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,375 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,375 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,376 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,377 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,378 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:44,396 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:44,397 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,397 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,397 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,397 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,397 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,399 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:44,399 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,399 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,400 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,400 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,400 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,402 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:44,423 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:51:44,424 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,424 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,424 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,424 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,441 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:51:44,442 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,442 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,442 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,442 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,447 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,449 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:44,457 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:44,457 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@211ea265 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,457 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:44,463 INFO L158 Benchmark]: Toolchain (without parser) took 1211.75ms. Allocated memory is still 172.0MB. Free memory was 99.6MB in the beginning and 73.4MB in the end (delta: 26.2MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,464 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:44,464 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 172.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:44,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.69ms. Allocated memory is still 172.0MB. Free memory was 99.4MB in the beginning and 132.9MB in the end (delta: -33.5MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,465 INFO L158 Benchmark]: Boogie Preprocessor took 66.94ms. Allocated memory is still 172.0MB. Free memory was 132.9MB in the beginning and 130.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,466 INFO L158 Benchmark]: RCFGBuilder took 366.74ms. Allocated memory is still 172.0MB. Free memory was 130.9MB in the beginning and 114.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,466 INFO L158 Benchmark]: Referee took 432.30ms. Allocated memory is still 172.0MB. Free memory was 114.7MB in the beginning and 73.4MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,471 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 34 to check that procedure precondition always holds at line 35. 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 13. 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 34 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 172.0MB. Free memory is still 132.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 172.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.69ms. Allocated memory is still 172.0MB. Free memory was 99.4MB in the beginning and 132.9MB in the end (delta: -33.5MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.94ms. Allocated memory is still 172.0MB. Free memory was 132.9MB in the beginning and 130.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 366.74ms. Allocated memory is still 172.0MB. Free memory was 130.9MB in the beginning and 114.7MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 432.30ms. Allocated memory is still 172.0MB. Free memory was 114.7MB in the beginning and 73.4MB in the end (delta: 41.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:44,514 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/prod4br-ll_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:46,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:46,811 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:46,817 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:46,818 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:46,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:46,851 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:46,852 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:46,852 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:46,853 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:46,854 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:46,855 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:46,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:46,856 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:46,856 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:46,860 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:46,860 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:46,861 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:46,861 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:46,861 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:46,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:46,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:46,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:46,863 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:46,863 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:46,863 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:46,863 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:46,864 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:46,864 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:46,864 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:46,864 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:46,865 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:46,865 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:46,865 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:46,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:46,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:46,873 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:46,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:46,874 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:46,875 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:46,875 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:46,875 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:46,876 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:46,876 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:46,876 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:46,876 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:47,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:47,210 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:47,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:47,215 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:47,215 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:47,217 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2024-09-11 20:51:48,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:48,976 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:48,977 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound10.c [2024-09-11 20:51:48,992 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/18a4fa01b/354ff3b7478d4a8bb40480910d44b516/FLAGf396e50e4 [2024-09-11 20:51:49,365 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/18a4fa01b/354ff3b7478d4a8bb40480910d44b516 [2024-09-11 20:51:49,368 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:49,368 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:49,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound10.yml/witness-2.1.yml [2024-09-11 20:51:49,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:49,412 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:49,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:49,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:49,417 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:49,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:49" (1/2) ... [2024-09-11 20:51:49,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22777000 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:49, skipping insertion in model container [2024-09-11 20:51:49,421 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:49" (1/2) ... [2024-09-11 20:51:49,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@602f3278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:49, skipping insertion in model container [2024-09-11 20:51:49,423 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 08:51:49" (2/2) ... [2024-09-11 20:51:49,423 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22777000 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:49, skipping insertion in model container [2024-09-11 20:51:49,423 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 08:51:49" (2/2) ... [2024-09-11 20:51:49,431 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:49,431 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:49,432 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:49,432 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:49,449 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:49,613 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/prod4br-ll_valuebound10.c[524,537] [2024-09-11 20:51:49,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:49,660 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:49,706 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/prod4br-ll_valuebound10.c[524,537] Start Parsing Local [2024-09-11 20:51:49,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:49,748 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:49,749 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:49 WrapperNode [2024-09-11 20:51:49,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:49,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:49,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:49,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:49,763 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,763 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,776 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,793 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 20:51:49,793 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,793 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,804 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,808 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,813 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,814 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,821 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:49,823 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:49,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:49,824 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:49,824 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:49,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:49,855 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 20:51:49,859 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 20:51:49,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:49,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:49,912 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:49,912 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:49,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:49,912 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:49,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:49,914 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:49,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:49,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:49,995 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:49,998 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:58,566 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:58,663 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:58,664 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:58,687 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:58,690 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:58,691 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:58 BoogieIcfgContainer [2024-09-11 20:51:58,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:58,691 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:58,691 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:58,692 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:58,692 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:49" (1/4) ... [2024-09-11 20:51:58,693 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@543aca64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:58, skipping insertion in model container [2024-09-11 20:51:58,693 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 08:51:49" (2/4) ... [2024-09-11 20:51:58,696 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@543aca64 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:58, skipping insertion in model container [2024-09-11 20:51:58,697 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 08:51:49" (3/4) ... [2024-09-11 20:51:58,697 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@543aca64 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:58, skipping insertion in model container [2024-09-11 20:51:58,697 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 08:51:58" (4/4) ... [2024-09-11 20:51:58,698 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound10.c [2024-09-11 20:51:58,702 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:58,702 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 20:51:58,702 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:58,702 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:58,703 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:58,703 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:58,703 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 20:51:58,703 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 20:51:58,703 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:58,703 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, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:51:58,749 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:58,750 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:58,751 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:58,751 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:58,753 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:58,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:58,772 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:58,773 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:58,776 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:58,777 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:58,778 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:58,780 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:58,800 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:58,839 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:58,843 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:58,843 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:58,843 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:58,844 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:58,844 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:58,868 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:58,868 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:58,869 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:58,869 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:58,869 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:58,873 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:03,080 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:03,168 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:03,168 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:03,169 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:03,169 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:03,169 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:03,169 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:03,173 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:03,173 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:03,173 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:03,174 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:03,174 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:03,174 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:07,319 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:07,391 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:52:07,391 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:07,391 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:07,392 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:07,392 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:07,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,415 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:52:07,415 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,416 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:07,416 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:07,416 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:07,416 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:07,496 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:07,525 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:52:07,525 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:07,526 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:07,526 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:07,526 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:07,526 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,575 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:52:07,576 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,576 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:07,576 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:07,576 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:07,584 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:12,508 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:12,778 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:12,779 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:12,779 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:12,779 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:12,779 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:12,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:12,782 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:12,782 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:12,782 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:12,782 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:12,783 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:12,783 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:12,784 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:12,795 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:12,796 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:12,796 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:12,796 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:12,796 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:12,796 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:12,798 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:12,798 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:12,798 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:12,799 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:12,799 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:12,799 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:12,801 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:12,817 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:12,817 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:12,818 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:12,818 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:12,818 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:12,818 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:12,829 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:52:12,829 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:12,829 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:12,830 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:12,830 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:12,834 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:17,082 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:17,169 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:17,170 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@543aca64 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:17, skipping insertion in model container [2024-09-11 20:52:17,170 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:17,172 INFO L158 Benchmark]: Toolchain (without parser) took 27758.82ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 30.7MB in the beginning and 51.5MB in the end (delta: -20.9MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,172 INFO L158 Benchmark]: CDTParser took 1.05ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:17,173 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 58.7MB. Free memory was 32.7MB in the beginning and 32.5MB in the end (delta: 134.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.34ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 30.4MB in the beginning and 51.0MB in the end (delta: -20.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,174 INFO L158 Benchmark]: Boogie Preprocessor took 72.25ms. Allocated memory is still 77.6MB. Free memory was 50.8MB in the beginning and 48.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,174 INFO L158 Benchmark]: RCFGBuilder took 8868.24ms. Allocated memory is still 77.6MB. Free memory was 48.3MB in the beginning and 54.1MB in the end (delta: -5.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,175 INFO L158 Benchmark]: Referee took 18478.45ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 51.5MB in the end (delta: 2.5MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,179 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 34 to check that procedure precondition always holds at line 57. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. 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 34. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.05ms. Allocated memory is still 58.7MB. Free memory was 33.8MB in the beginning and 33.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 58.7MB. Free memory was 32.7MB in the beginning and 32.5MB in the end (delta: 134.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.34ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 30.4MB in the beginning and 51.0MB in the end (delta: -20.6MB). Peak memory consumption was 11.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.25ms. Allocated memory is still 77.6MB. Free memory was 50.8MB in the beginning and 48.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 8868.24ms. Allocated memory is still 77.6MB. Free memory was 48.3MB in the beginning and 54.1MB in the end (delta: -5.8MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Referee took 18478.45ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 51.5MB in the end (delta: 2.5MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:17,360 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