./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 --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 6908dde5 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 --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:28:35,310 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:28:35,357 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:28:35,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:28:35,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:28:35,405 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:28:35,406 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:28:35,406 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:28:35,406 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:28:35,407 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:28:35,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:28:35,407 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:28:35,418 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:28:35,418 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:28:35,418 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:28:35,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:28:35,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:28:35,419 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:28:35,419 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:28:35,419 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:28:35,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:28:35,423 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:28:35,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:28:35,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:28:35,424 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:28:35,424 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:28:35,424 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:28:35,424 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:28:35,424 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:28:35,424 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:28:35,424 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:35,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:28:35,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:28:35,426 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:28:35,426 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:28:35,426 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:28:35,426 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:28:35,426 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:28:35,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:28:35,651 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:28:35,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:28:35,655 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:28:35,655 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:28:35,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2024-09-25 00:28:36,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:28:37,162 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:28:37,162 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound20.c [2024-09-25 00:28:37,168 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/208bd231d/1c984da26c7e4385b4018cf66247f4f9/FLAG83da8d48b [2024-09-25 00:28:37,574 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/208bd231d/1c984da26c7e4385b4018cf66247f4f9 [2024-09-25 00:28:37,576 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:28:37,576 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:28:37,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound20.yml/witness-2.1.yml [2024-09-25 00:28:37,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:28:37,622 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:28:37,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:37,624 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:28:37,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:28:37,632 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:37" (1/2) ... [2024-09-25 00:28:37,634 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed60b67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:37, skipping insertion in model container [2024-09-25 00:28:37,635 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:37" (1/2) ... [2024-09-25 00:28:37,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ff83d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:37, skipping insertion in model container [2024-09-25 00:28:37,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:37" (2/2) ... [2024-09-25 00:28:37,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed60b67 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:37, skipping insertion in model container [2024-09-25 00:28:37,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:37" (2/2) ... [2024-09-25 00:28:37,643 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:28:37,645 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)) [2024-09-25 00:28:37,647 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)) [2024-09-25 00:28:37,647 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-25 00:28:37,647 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-25 00:28:37,664 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:28:37,790 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] [2024-09-25 00:28:37,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:37,820 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:28:37,848 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 [2024-09-25 00:28:37,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:37,868 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:28:37,869 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:37 WrapperNode [2024-09-25 00:28:37,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:37,870 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:28:37,870 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:28:37,870 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:28:37,880 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,881 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,887 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,905 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 [2024-09-25 00:28:37,905 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,905 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,910 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,917 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,918 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,919 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:28:37,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:28:37,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:28:37,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:28:37,925 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 25.09 12:28:37" (1/1) ... [2024-09-25 00:28:37,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:37,936 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:28:37,951 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) [2024-09-25 00:28:37,953 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 [2024-09-25 00:28:37,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:28:37,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:28:37,997 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:28:37,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:28:37,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:28:37,998 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:28:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:28:37,998 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:28:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:28:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:28:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:28:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:28:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:28:38,063 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:28:38,067 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:28:38,246 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:38,257 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:28:38,279 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:28:38,279 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 00:28:38,280 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:38 BoogieIcfgContainer [2024-09-25 00:28:38,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:28:38,281 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:28:38,281 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:28:38,281 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:28:38,282 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:28:37" (1/4) ... [2024-09-25 00:28:38,282 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a25b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,282 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:28:37" (2/4) ... [2024-09-25 00:28:38,282 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a25b74 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,283 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 25.09 12:28:37" (3/4) ... [2024-09-25 00:28:38,283 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a25b74 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,283 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:38" (4/4) ... [2024-09-25 00:28:38,284 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound20.c [2024-09-25 00:28:38,287 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 00:28:38,289 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:38,289 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:28:38,289 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:38,289 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-25 00:28:38,290 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:28:38,290 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:38,290 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-25 00:28:38,290 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:28:38,291 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 00:28:38,291 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-25 00:28:38,291 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:38,291 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:38,291 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:28:38,292 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:28:38,292 INFO L131 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-25 00:28:38,346 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:28:38,348 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,349 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,349 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,350 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,352 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,362 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:28:38,364 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,364 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,364 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,365 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,369 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,387 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:38,419 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:28:38,420 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,420 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,420 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,423 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,423 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,435 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:28:38,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,438 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,438 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,438 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,439 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,440 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,484 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:38,486 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,487 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,487 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,487 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,492 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:38,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,496 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,497 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,497 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,497 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,499 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,536 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:38,536 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,536 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,536 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,536 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,550 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:38,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,554 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,555 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,555 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,555 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,559 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,574 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:38,578 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,578 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,578 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,578 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,579 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,582 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:38,586 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,586 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,587 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,587 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,587 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,593 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,604 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:38,604 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,605 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,605 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,605 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,605 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,607 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:38,610 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,610 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,610 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,613 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,613 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,616 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,628 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-25 00:28:38,629 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,629 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,629 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,629 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,629 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,657 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-25 00:28:38,657 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,658 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,660 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,660 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,660 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,663 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:38,673 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:28:38,675 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,675 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,675 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,675 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,676 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,682 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:28:38,683 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,683 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,683 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,683 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,689 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:38,702 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:38,702 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,702 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,702 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,702 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,716 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:38,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,717 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,722 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:38,733 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 00:28:38,733 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,734 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,734 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,735 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,755 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-25 00:28:38,755 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,756 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,756 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,756 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,758 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,765 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:38,774 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:38,776 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,776 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,776 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,776 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,778 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:38,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,779 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,782 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,790 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:28:38,791 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,791 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,791 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,791 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,799 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:28:38,800 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,801 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,801 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,802 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,803 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:38,810 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:38,810 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,810 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,810 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,811 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,811 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,814 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:38,814 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,814 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,814 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,814 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,815 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,816 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:38,823 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:38,824 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:38,824 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:38,824 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:38,824 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:38,824 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,825 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:38,826 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:38,826 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:38,826 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:38,826 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:38,826 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:38,827 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:28:38,830 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:28:38,831 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@22a25b74 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,831 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:28:38,833 INFO L158 Benchmark]: Toolchain (without parser) took 1210.79ms. Allocated memory is still 222.3MB. Free memory was 150.6MB in the beginning and 139.1MB in the end (delta: 11.5MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-09-25 00:28:38,834 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:38,834 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 222.3MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:38,835 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.34ms. Allocated memory is still 222.3MB. Free memory was 150.6MB in the beginning and 136.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:28:38,835 INFO L158 Benchmark]: Boogie Preprocessor took 50.70ms. Allocated memory is still 222.3MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:38,836 INFO L158 Benchmark]: RCFGBuilder took 359.13ms. Allocated memory is still 222.3MB. Free memory was 134.7MB in the beginning and 119.1MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:28:38,837 INFO L158 Benchmark]: Referee took 550.32ms. Allocated memory is still 222.3MB. Free memory was 119.1MB in the beginning and 139.1MB in the end (delta: -20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-25 00:28:38,840 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 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. 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 47 to check that procedure precondition always holds at line 48. 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 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 check that procedure precondition always holds at line 55. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. Annotation is valid for all loop-free paths from 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 main to loop head at line 38. 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 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 222.3MB. Free memory is still 152.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.34ms. Allocated memory is still 222.3MB. Free memory was 150.6MB in the beginning and 136.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.70ms. Allocated memory is still 222.3MB. Free memory was 136.8MB in the beginning and 134.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 359.13ms. Allocated memory is still 222.3MB. Free memory was 134.7MB in the beginning and 119.1MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 550.32ms. Allocated memory is still 222.3MB. Free memory was 119.1MB in the beginning and 139.1MB in the end (delta: -20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:28:38,866 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