./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 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_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-de32597-m [2024-09-17 19:40:06,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:40:06,974 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-17 19:40:06,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:40:06,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:40:07,005 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:40:07,006 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:40:07,006 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:40:07,006 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:40:07,007 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:40:07,007 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:40:07,008 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:40:07,008 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:40:07,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:40:07,010 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:40:07,010 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:40:07,010 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:40:07,011 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:40:07,011 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:40:07,011 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:40:07,011 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:40:07,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:40:07,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:40:07,012 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:40:07,013 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:40:07,013 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:40:07,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:40:07,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:40:07,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:40:07,014 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:40:07,014 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:40:07,014 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:40:07,014 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:40:07,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:07,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:40:07,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:40:07,015 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:40:07,020 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:40:07,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:40:07,020 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:40:07,021 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:40:07,021 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:40:07,021 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:40:07,021 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:40:07,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:40:07,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:40:07,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:40:07,323 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:40:07,324 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:40:07,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound10.yml/witness-2.1.yml [2024-09-17 19:40:07,390 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:40:07,394 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:40:07,395 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c [2024-09-17 19:40:08,932 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:40:09,101 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:40:09,102 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound10.c [2024-09-17 19:40:09,109 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/93a7c1624/e2fab77d51ae4e5b83c64383a8ee502f/FLAGe7160eeaf [2024-09-17 19:40:09,504 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/93a7c1624/e2fab77d51ae4e5b83c64383a8ee502f [2024-09-17 19:40:09,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:40:09,506 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:40:09,507 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:09,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:40:09,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:40:09,511 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:07" (1/2) ... [2024-09-17 19:40:09,512 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d37527c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:09, skipping insertion in model container [2024-09-17 19:40:09,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:07" (1/2) ... [2024-09-17 19:40:09,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23df0315 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:09, skipping insertion in model container [2024-09-17 19:40:09,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:09" (2/2) ... [2024-09-17 19:40:09,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d37527c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09, skipping insertion in model container [2024-09-17 19:40:09,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:09" (2/2) ... [2024-09-17 19:40:09,519 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:40:09,519 INFO L1541 ArrayList]: Loop invariant at [L37-L61] ((((((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x)) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-17 19:40:09,519 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-17 19:40:09,520 INFO L1541 ArrayList]: Function contract at [L11]: requires (counter == 0), ensures ((\old(cond) != 0) && (counter == 0)) [2024-09-17 19:40:09,520 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-17 19:40:09,520 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-17 19:40:09,532 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:40:09,667 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_unwindbound10.c[576,589] [2024-09-17 19:40:09,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:09,694 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-17 19:40:09,726 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_unwindbound10.c[576,589] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-17 19:40:09,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:09,756 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:40:09,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09 WrapperNode [2024-09-17 19:40:09,756 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:09,757 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:40:09,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:40:09,758 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:40:09,767 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,773 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,784 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 [2024-09-17 19:40:09,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,794 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,798 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:40:09,799 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:40:09,799 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:40:09,799 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:40:09,800 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (1/1) ... [2024-09-17 19:40:09,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:09,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:40:09,834 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) [2024-09-17 19:40:09,843 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 [2024-09-17 19:40:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:40:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:40:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:40:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:40:09,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:40:09,884 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:40:09,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-17 19:40:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:40:09,940 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:40:09,941 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:40:09,960 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:09,982 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:10,096 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:10,117 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:40:10,163 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:40:10,163 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-17 19:40:10,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:10 BoogieIcfgContainer [2024-09-17 19:40:10,163 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:40:10,164 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:40:10,164 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:40:10,164 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:40:10,165 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:07" (1/4) ... [2024-09-17 19:40:10,165 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@416a4782 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:10, skipping insertion in model container [2024-09-17 19:40:10,166 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:40:09" (2/4) ... [2024-09-17 19:40:10,167 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@416a4782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:10, skipping insertion in model container [2024-09-17 19:40:10,167 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:09" (3/4) ... [2024-09-17 19:40:10,167 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@416a4782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:10, skipping insertion in model container [2024-09-17 19:40:10,167 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:10" (4/4) ... [2024-09-17 19:40:10,168 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_unwindbound10.c [2024-09-17 19:40:10,172 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-17 19:40:10,173 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:10,173 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:10,173 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-17 19:40:10,173 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-17 19:40:10,174 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:10,174 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-17 19:40:10,174 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-17 19:40:10,174 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-17 19:40:10,174 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-17 19:40:10,174 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:10,175 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:10,175 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-17 19:40:10,175 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-17 19:40:10,175 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:10,176 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-17 19:40:10,176 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:10,176 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:10,176 INFO L131 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 8 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-17 19:40:10,224 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-17 19:40:10,225 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,226 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,226 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,227 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,242 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-17 19:40:10,243 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,244 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,244 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,244 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,248 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,261 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:10,292 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:10,295 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,295 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,295 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,295 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,308 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:10,309 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,309 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,309 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,309 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,309 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,314 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,333 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-17 19:40:10,334 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,334 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,334 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,334 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,342 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-17 19:40:10,342 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,342 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,343 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,343 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,345 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,347 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,369 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-17 19:40:10,369 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,369 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,369 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,369 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,370 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,388 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-17 19:40:10,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,392 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,392 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,393 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,393 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,399 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,415 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:10,416 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,416 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,416 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,416 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,423 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:10,424 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,427 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,427 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,427 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,427 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,429 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,446 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-17 19:40:10,447 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,447 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,447 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,447 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,448 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,456 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-17 19:40:10,456 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,456 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,457 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,457 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,457 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,459 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,472 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:10,472 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,473 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,473 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,473 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,473 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,478 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:10,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,479 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,480 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,481 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,481 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,484 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:10,495 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-17 19:40:10,495 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,495 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,495 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,496 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,525 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-09-17 19:40:10,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,526 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,526 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,526 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,529 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,537 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:10,547 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-17 19:40:10,548 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,549 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,549 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,549 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,549 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,550 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-17 19:40:10,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,551 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,551 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,551 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,551 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,553 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,563 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-17 19:40:10,564 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,564 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,564 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,564 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,564 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,570 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-17 19:40:10,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,571 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,571 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,571 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,571 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,574 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,583 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:10,583 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,584 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,584 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,584 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,585 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:10,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,586 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,586 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,587 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,595 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-17 19:40:10,596 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,596 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,596 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,596 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,596 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,605 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-17 19:40:10,605 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,605 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,605 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,606 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,606 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,612 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:10,621 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-17 19:40:10,621 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,621 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,621 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,621 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,622 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,633 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-17 19:40:10,634 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,634 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,634 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,634 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,634 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,637 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:10,644 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:40:10,645 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,645 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,645 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,645 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,645 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,646 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:40:10,661 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,661 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,661 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,661 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,662 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,665 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:10,672 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-17 19:40:10,672 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,672 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,672 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,672 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,673 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,682 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-17 19:40:10,682 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,682 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,683 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,683 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,684 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:10,690 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:10,691 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,691 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,691 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,691 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,692 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:10,692 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,693 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,693 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,693 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,693 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,694 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:40:10,701 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-17 19:40:10,701 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:10,701 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:10,701 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:10,701 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:10,702 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,705 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-17 19:40:10,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:10,706 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:10,706 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:10,706 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:10,706 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:10,708 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:10,711 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-17 19:40:10,711 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@416a4782 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:40:10, skipping insertion in model container [2024-09-17 19:40:10,711 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:40:10,713 INFO L158 Benchmark]: Toolchain (without parser) took 1205.97ms. Allocated memory was 144.7MB in the beginning and 232.8MB in the end (delta: 88.1MB). Free memory was 70.4MB in the beginning and 183.5MB in the end (delta: -113.1MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2024-09-17 19:40:10,713 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:10,713 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 144.7MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:10,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.99ms. Allocated memory was 144.7MB in the beginning and 232.8MB in the end (delta: 88.1MB). Free memory was 70.2MB in the beginning and 195.9MB in the end (delta: -125.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-09-17 19:40:10,714 INFO L158 Benchmark]: Boogie Preprocessor took 41.19ms. Allocated memory is still 232.8MB. Free memory was 195.9MB in the beginning and 193.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-17 19:40:10,714 INFO L158 Benchmark]: RCFGBuilder took 364.23ms. Allocated memory is still 232.8MB. Free memory was 193.8MB in the beginning and 178.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-17 19:40:10,715 INFO L158 Benchmark]: Referee took 547.51ms. Allocated memory is still 232.8MB. Free memory was 178.1MB in the beginning and 183.5MB in the end (delta: -5.5MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. [2024-09-17 19:40:10,716 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 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 37 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 37 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 30. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from 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 46 to check that procedure precondition always holds at line 54. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 114.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 144.7MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.99ms. Allocated memory was 144.7MB in the beginning and 232.8MB in the end (delta: 88.1MB). Free memory was 70.2MB in the beginning and 195.9MB in the end (delta: -125.7MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.19ms. Allocated memory is still 232.8MB. Free memory was 195.9MB in the beginning and 193.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 364.23ms. Allocated memory is still 232.8MB. Free memory was 193.8MB in the beginning and 178.1MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 547.51ms. Allocated memory is still 232.8MB. Free memory was 178.1MB in the beginning and 183.5MB in the end (delta: -5.5MB). Peak memory consumption was 76.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-17 19:40:10,765 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