./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:09,253 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:09,347 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:09,353 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:09,353 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:09,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:09,383 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:09,383 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:09,384 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:09,388 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:09,389 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:09,389 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:09,389 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:09,389 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:09,390 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:09,390 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:09,390 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:09,391 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:09,391 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:09,391 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:09,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:09,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:09,395 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:09,396 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:09,396 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:09,396 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:09,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:09,397 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:09,397 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:09,397 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:09,398 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:09,398 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:09,730 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:09,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:09,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:09,760 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:09,761 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:09,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2024-10-15 15:32:11,316 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:11,511 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:11,511 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2024-10-15 15:32:11,521 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e4ffa66b0/b87d7bb2620445e298bfc49c9840d4e3/FLAG2ade9de22 [2024-10-15 15:32:11,890 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e4ffa66b0/b87d7bb2620445e298bfc49c9840d4e3 [2024-10-15 15:32:11,892 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:11,892 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:11,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml [2024-10-15 15:32:11,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:11,949 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:11,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:11,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:11,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:11,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:11" (1/2) ... [2024-10-15 15:32:11,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5994e3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:11, skipping insertion in model container [2024-10-15 15:32:11,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:11" (1/2) ... [2024-10-15 15:32:11,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65ace9d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:11, skipping insertion in model container [2024-10-15 15:32:11,963 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:11" (2/2) ... [2024-10-15 15:32:11,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5994e3ef and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:11, skipping insertion in model container [2024-10-15 15:32:11,964 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:11" (2/2) ... [2024-10-15 15:32:11,974 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:11,979 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) [2024-10-15 15:32:11,979 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) [2024-10-15 15:32:11,979 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-10-15 15:32:11,979 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-10-15 15:32:11,999 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:12,182 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c[576,589] [2024-10-15 15:32:12,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:12,227 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:12,266 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c[576,589] Start Parsing Local Start Parsing Local [2024-10-15 15:32:12,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:12,303 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:12,304 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:12 WrapperNode [2024-10-15 15:32:12,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:12,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:12,306 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:12,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:12,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,325 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:12,326 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:12,327 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:12,327 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:12,327 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:12,336 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,336 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,337 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,352 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 [2024-10-15 15:32:12,353 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,354 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,357 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,364 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,369 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,370 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,371 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:12,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:12,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:12,377 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:12,378 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 15.10 03:32:12" (1/1) ... [2024-10-15 15:32:12,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:12,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:12,406 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) [2024-10-15 15:32:12,410 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 [2024-10-15 15:32:12,455 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:12,456 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:12,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:12,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:12,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:12,458 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:12,527 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:12,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:12,748 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:12,762 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:12,795 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:12,796 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:32:12,797 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:12 BoogieIcfgContainer [2024-10-15 15:32:12,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:12,798 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:12,798 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:12,799 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:12,799 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:11" (1/4) ... [2024-10-15 15:32:12,800 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f408d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:12, skipping insertion in model container [2024-10-15 15:32:12,801 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:11" (2/4) ... [2024-10-15 15:32:12,801 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f408d0e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:12, skipping insertion in model container [2024-10-15 15:32:12,801 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 15.10 03:32:12" (3/4) ... [2024-10-15 15:32:12,802 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f408d0e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:12, skipping insertion in model container [2024-10-15 15:32:12,802 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:12" (4/4) ... [2024-10-15 15:32:12,804 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound20.c [2024-10-15 15:32:12,807 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:32:12,808 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:12,809 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:12,809 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:12,809 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:32:12,810 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:12,810 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:12,810 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-10-15 15:32:12,810 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-10-15 15:32:12,810 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:32:12,811 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:32:12,811 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:12,811 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:12,811 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:12,812 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:12,812 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-10-15 15:32:12,878 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:12,879 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:12,880 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:12,880 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:12,881 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:12,884 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:12,895 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:12,896 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:12,896 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:12,896 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:12,897 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:12,918 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:12,939 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:12,973 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:32:12,973 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:12,974 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:12,974 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:12,974 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:12,974 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:12,985 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-10-15 15:32:12,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:12,986 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:12,988 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:12,988 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:12,989 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:12,990 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,018 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:13,019 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,019 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,019 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,019 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,019 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,025 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:13,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,026 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,026 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,026 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,026 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,028 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,041 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:32:13,041 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,042 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,042 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,042 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,042 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,052 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:32:13,052 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,052 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,052 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,053 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,053 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,055 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,067 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:13,067 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,067 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,068 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,068 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,072 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:13,073 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,073 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,073 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,073 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,073 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,075 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,084 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:13,085 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,085 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,085 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,085 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,086 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,088 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:13,088 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,088 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,088 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,088 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,089 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,092 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,105 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-10-15 15:32:13,105 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,105 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,105 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,105 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,105 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,133 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-10-15 15:32:13,133 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,133 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,133 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,133 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,134 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,139 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:13,153 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:32:13,154 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,154 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,154 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,154 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,154 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,161 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:32:13,162 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,162 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,162 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,163 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,163 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,166 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:13,175 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:32:13,176 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,176 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,176 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,176 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,176 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,186 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:32:13,187 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,187 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,187 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,187 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,188 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,193 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:13,207 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-10-15 15:32:13,207 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,208 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,208 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,208 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,221 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-10-15 15:32:13,222 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,222 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,222 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,223 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,225 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,230 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:13,240 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:13,240 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,241 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,241 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,241 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,241 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,247 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:13,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,247 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,248 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,250 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,261 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:13,264 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,264 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,264 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,265 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,269 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:13,270 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,270 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,270 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,270 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,270 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,273 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:13,288 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:13,289 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,290 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,290 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,290 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,290 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,292 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:13,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,293 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,294 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,294 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,294 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,296 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:13,306 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:13,307 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:13,307 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:13,309 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:13,310 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:13,310 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,311 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:13,311 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:13,311 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:13,312 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:13,312 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:13,312 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:13,315 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:13,319 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:32:13,320 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f408d0e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:13, skipping insertion in model container [2024-10-15 15:32:13,321 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:13,323 INFO L158 Benchmark]: Toolchain (without parser) took 1373.16ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 54.5MB in the beginning and 78.2MB in the end (delta: -23.7MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB. [2024-10-15 15:32:13,324 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:13,325 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 86.0MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:13,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.24ms. Allocated memory is still 86.0MB. Free memory was 54.3MB in the beginning and 61.3MB in the end (delta: -6.9MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-10-15 15:32:13,327 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.14ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 60.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:13,327 INFO L158 Benchmark]: Boogie Preprocessor took 44.67ms. Allocated memory is still 86.0MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:13,328 INFO L158 Benchmark]: RCFGBuilder took 421.16ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 44.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:32:13,329 INFO L158 Benchmark]: Referee took 522.90ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 44.5MB in the beginning and 78.2MB in the end (delta: -33.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-10-15 15:32:13,334 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 47 to check that procedure precondition always holds at line 48. 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 47 to loop head at line 47. 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 38 to check that procedure precondition always holds at line 39. 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 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 49. 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 55. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 60.8MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 86.0MB. Free memory is still 56.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.24ms. Allocated memory is still 86.0MB. Free memory was 54.3MB in the beginning and 61.3MB in the end (delta: -6.9MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.14ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 60.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 44.67ms. Allocated memory is still 86.0MB. Free memory was 60.2MB in the beginning and 58.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 421.16ms. Allocated memory is still 86.0MB. Free memory was 58.4MB in the beginning and 44.5MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 522.90ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 44.5MB in the beginning and 78.2MB in the end (delta: -33.8MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:32:13,369 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE