./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound50.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound50.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 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/cohendiv-ll_valuebound50.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound50.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:06:02,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:06:02,319 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:06:02,325 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:06:02,327 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:06:02,367 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:06:02,368 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:06:02,368 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:06:02,369 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:06:02,370 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:06:02,370 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:06:02,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:06:02,371 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:06:02,373 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:06:02,373 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:06:02,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:06:02,374 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:06:02,374 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:06:02,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:06:02,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:06:02,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:06:02,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:06:02,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:06:02,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:06:02,379 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:06:02,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:06:02,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:06:02,380 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:06:02,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:06:02,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:06:02,380 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:06:02,380 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:06:02,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:06:02,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:06:02,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:06:02,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:06:02,381 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:06:02,382 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:06:02,382 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:06:02,382 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:06:02,382 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:06:02,383 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:06:02,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:06:02,383 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:06:02,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:06:02,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:06:02,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:06:02,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:06:02,672 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:06:02,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound50.c [2024-09-13 05:06:04,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:06:04,241 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:06:04,242 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound50.c [2024-09-13 05:06:04,249 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b3e3bff6d/8d6460dda4e349ae86c03366864a2949/FLAG2c671b99c [2024-09-13 05:06:04,629 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b3e3bff6d/8d6460dda4e349ae86c03366864a2949 [2024-09-13 05:06:04,631 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:06:04,632 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:06:04,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound50.yml/witness-2.1.yml [2024-09-13 05:06:04,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:06:04,693 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:06:04,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:06:04,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:06:04,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:06:04,699 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:06:04" (1/2) ... [2024-09-13 05:06:04,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1394f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:06:04, skipping insertion in model container [2024-09-13 05:06:04,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:06:04" (1/2) ... [2024-09-13 05:06:04,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41993efe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:06:04, skipping insertion in model container [2024-09-13 05:06:04,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:04" (2/2) ... [2024-09-13 05:06:04,702 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f1394f6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:06:04, skipping insertion in model container [2024-09-13 05:06:04,702 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:04" (2/2) ... [2024-09-13 05:06:04,711 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:06:04,712 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (1 <= y)) [2024-09-13 05:06:04,715 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (1 <= y)) [2024-09-13 05:06:04,715 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:06:04,716 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:06:04,735 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:06:04,904 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/cohendiv-ll_valuebound50.c[576,589] [2024-09-13 05:06:04,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:06:04,938 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:06:04,977 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/cohendiv-ll_valuebound50.c[576,589] Start Parsing Local Start Parsing Local [2024-09-13 05:06:04,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:06:05,015 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:06:05,016 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:06:05 WrapperNode [2024-09-13 05:06:05,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:06:05,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:06:05,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:06:05,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:06:05,030 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,030 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,036 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,051 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 [2024-09-13 05:06:05,051 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,051 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,055 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,059 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,063 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,067 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:06:05,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:06:05,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:06:05,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:06:05,072 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 13.09 05:06:05" (1/1) ... [2024-09-13 05:06:05,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:06:05,084 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:06:05,101 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) [2024-09-13 05:06:05,109 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 [2024-09-13 05:06:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:06:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:06:05,165 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:06:05,166 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:06:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:06:05,167 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:06:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:06:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:06:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:06:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:06:05,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:06:05,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:06:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:06:05,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:06:05,250 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:06:05,255 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:06:05,417 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:05,439 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:06:05,472 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:06:05,473 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:06:05,473 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:06:05 BoogieIcfgContainer [2024-09-13 05:06:05,473 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:06:05,474 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:06:05,474 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:06:05,475 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:06:05,475 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:06:04" (1/4) ... [2024-09-13 05:06:05,476 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75a382f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:06:05, skipping insertion in model container [2024-09-13 05:06:05,476 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:04" (2/4) ... [2024-09-13 05:06:05,476 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75a382f5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:06:05, skipping insertion in model container [2024-09-13 05:06:05,476 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 13.09 05:06:05" (3/4) ... [2024-09-13 05:06:05,476 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75a382f5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:06:05, skipping insertion in model container [2024-09-13 05:06:05,477 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:06:05" (4/4) ... [2024-09-13 05:06:05,478 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound50.c [2024-09-13 05:06:05,482 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:06:05,482 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:06:05,483 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:06:05,484 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:06:05,484 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 05:06:05,484 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:05,484 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:06:05,484 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:06:05,484 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:05,485 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 7 loop-free subgraphs from loop head to error location [2024-09-13 05:06:05,551 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:06:05,552 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,553 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,553 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,554 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,556 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,564 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:06:05,565 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,565 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,565 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,566 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,569 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,586 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:05,619 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:06:05,619 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,619 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,620 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,620 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,620 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,638 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:06:05,642 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,642 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,642 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,642 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,643 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,644 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,668 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:06:05,668 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,668 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,668 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,669 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,670 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,678 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:06:05,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,679 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,679 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,679 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,679 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,683 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,697 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:06:05,698 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,698 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,698 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,698 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,716 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:06:05,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,721 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,726 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,754 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:06:05,754 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,754 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,755 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,755 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,755 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,759 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:06:05,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,759 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,759 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,759 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,759 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,761 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,773 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:05,774 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,774 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,774 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,775 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,775 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,778 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:05,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,780 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,782 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,797 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 05:06:05,797 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,798 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,798 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,798 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,799 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,817 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 05:06:05,818 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,818 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,818 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,818 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,819 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,823 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:05,836 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:06:05,836 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,838 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,838 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,838 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,838 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,847 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:06:05,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,848 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,849 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,849 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,850 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,852 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:05,866 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:06:05,866 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,867 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,867 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,867 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,867 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,890 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:06:05,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,891 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,891 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,891 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,891 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,894 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:05,907 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 05:06:05,907 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,907 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,908 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,908 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,908 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,929 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-13 05:06:05,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,930 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,930 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,931 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,933 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,937 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:05,946 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:05,946 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,947 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,947 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,947 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,947 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,950 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:05,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,950 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,950 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,950 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,950 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,952 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,962 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:06:05,962 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,963 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,963 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,963 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,969 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:06:05,969 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,969 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,970 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,970 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,970 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,972 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:05,981 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:06:05,981 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,982 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,982 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,982 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,984 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:06:05,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,985 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,985 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,986 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:05,987 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:05,996 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:05,996 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:05,996 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:05,997 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:05,997 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:05,997 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,998 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:05,998 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,998 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,999 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,999 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,999 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:06,000 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:06:06,004 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:06:06,004 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@75a382f5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:06:06, skipping insertion in model container [2024-09-13 05:06:06,004 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:06:06,006 INFO L158 Benchmark]: Toolchain (without parser) took 1312.39ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 97.5MB in the beginning and 120.4MB in the end (delta: -22.9MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-09-13 05:06:06,006 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 138.4MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:06,007 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 138.4MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:06,007 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.02ms. Allocated memory is still 138.4MB. Free memory was 97.1MB in the beginning and 83.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:06:06,008 INFO L158 Benchmark]: Boogie Preprocessor took 51.48ms. Allocated memory is still 138.4MB. Free memory was 83.2MB in the beginning and 81.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:06,008 INFO L158 Benchmark]: RCFGBuilder took 404.10ms. Allocated memory is still 138.4MB. Free memory was 81.1MB in the beginning and 96.0MB in the end (delta: -14.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-13 05:06:06,009 INFO L158 Benchmark]: Referee took 530.39ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 96.0MB in the beginning and 120.4MB in the end (delta: -24.4MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2024-09-13 05:06:06,012 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. 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 38 to check that procedure precondition always holds at line 39. 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 16. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 55. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 138.4MB. Free memory is still 106.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 138.4MB. Free memory is still 99.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.02ms. Allocated memory is still 138.4MB. Free memory was 97.1MB in the beginning and 83.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.48ms. Allocated memory is still 138.4MB. Free memory was 83.2MB in the beginning and 81.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 404.10ms. Allocated memory is still 138.4MB. Free memory was 81.1MB in the beginning and 96.0MB in the end (delta: -14.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Referee took 530.39ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 96.0MB in the beginning and 120.4MB in the end (delta: -24.4MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:06:06,045 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: TRUE