./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.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_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.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 00:28:36,069 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:28:36,155 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:28:36,160 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:28:36,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:28:36,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:28:36,184 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:28:36,184 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:28:36,185 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:28:36,189 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:28:36,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:28:36,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:28:36,190 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:28:36,190 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:28:36,191 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:28:36,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:28:36,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:28:36,192 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:28:36,192 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:28:36,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:28:36,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:28:36,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:28:36,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:28:36,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:28:36,200 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:28:36,200 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:28:36,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:28:36,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:28:36,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:28:36,201 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:28:36,202 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:28:36,202 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:28:36,202 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:28:36,202 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:36,203 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:28:36,203 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:28:36,204 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:28:36,205 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:28:36,205 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:28:36,205 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:28:36,205 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:28:36,206 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:28:36,206 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:28:36,206 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:28:36,486 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:28:36,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:28:36,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:28:36,517 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:28:36,518 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:28:36,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c [2024-09-25 00:28:38,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:28:38,237 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:28:38,239 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c [2024-09-25 00:28:38,247 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6183023a7/79a7db5eee01423389452f3195c655d3/FLAG604c6a762 [2024-09-25 00:28:38,262 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6183023a7/79a7db5eee01423389452f3195c655d3 [2024-09-25 00:28:38,265 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:28:38,267 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:28:38,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.yml/witness-2.1.yml [2024-09-25 00:28:38,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:28:38,327 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:28:38,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:38,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:28:38,333 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:28:38,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:38" (1/2) ... [2024-09-25 00:28:38,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf2a92e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:28:38" (1/2) ... [2024-09-25 00:28:38,339 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@443c8380 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,340 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 12:28:38" (2/2) ... [2024-09-25 00:28:38,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf2a92e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:38, skipping insertion in model container [2024-09-25 00:28:38,340 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 12:28:38" (2/2) ... [2024-09-25 00:28:38,352 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:28:38,353 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 00:28:38,354 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 00:28:38,354 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-25 00:28:38,354 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-25 00:28:38,375 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:28:38,560 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_valuebound5.c[576,589] [2024-09-25 00:28:38,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:38,601 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:28:38,648 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_valuebound5.c[576,589] Start Parsing Local Start Parsing Local [2024-09-25 00:28:38,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:28:38,685 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:28:38,686 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:28:38 WrapperNode [2024-09-25 00:28:38,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:28:38,687 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:28:38,687 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:28:38,688 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:28:38,702 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,702 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,710 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,721 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 00:28:38,722 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,722 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,725 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,730 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,731 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,732 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:28:38,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:28:38,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:28:38,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:28:38,741 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 12:28:38" (1/1) ... [2024-09-25 00:28:38,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:28:38,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:28:38,775 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 00:28:38,778 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 00:28:38,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:28:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:28:38,827 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:28:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:28:38,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:28:38,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:28:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:28:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:28:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:28:38,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:28:38,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:28:38,902 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:28:38,906 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:28:39,174 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:28:39,195 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:28:39,234 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:28:39,234 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 00:28:39,235 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:28:39 BoogieIcfgContainer [2024-09-25 00:28:39,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:28:39,236 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:28:39,236 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:28:39,237 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:28:39,238 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:28:38" (1/4) ... [2024-09-25 00:28:39,239 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@669e8127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,239 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 12:28:38" (2/4) ... [2024-09-25 00:28:39,240 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@669e8127 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,240 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 12:28:38" (3/4) ... [2024-09-25 00:28:39,240 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@669e8127 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,240 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 12:28:39" (4/4) ... [2024-09-25 00:28:39,241 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound5.c [2024-09-25 00:28:39,245 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 00:28:39,247 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 00:28:39,248 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 00:28:39,248 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 00:28:39,249 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 00:28:39,249 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 00:28:39,249 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 00:28:39,249 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 00:28:39,250 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 00:28:39,250 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 00:28:39,253 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 00:28:39,253 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 00:28:39,254 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 00:28:39,254 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 00:28:39,254 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 00:28:39,256 INFO L131 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-25 00:28:39,325 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:28:39,328 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,329 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,330 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,333 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,335 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,347 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:28:39,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,350 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,351 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,354 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,373 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:39,407 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:28:39,407 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,408 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,408 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,408 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,408 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,424 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:28:39,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,426 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,426 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,427 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,427 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,430 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,455 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:39,456 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,457 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,457 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,457 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,464 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:39,464 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,465 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,465 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,465 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,465 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,469 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,488 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:39,489 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,489 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,489 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,490 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,490 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,504 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:39,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,505 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,505 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,506 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,506 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,508 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,530 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:28:39,530 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,531 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,531 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,531 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,531 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,537 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:28:39,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,537 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,537 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,538 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,538 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,540 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,553 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:39,554 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,554 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,554 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,554 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,557 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:39,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,557 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,557 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,557 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,558 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,560 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,571 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-25 00:28:39,571 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,571 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,571 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,571 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,572 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,600 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-25 00:28:39,600 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,600 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,601 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,601 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,601 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,609 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,629 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:28:39,629 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,629 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,630 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,630 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,630 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,640 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:28:39,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,642 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,642 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,642 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,642 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,646 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,657 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:28:39,658 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,658 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,658 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,658 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,668 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:28:39,668 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,669 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,669 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,669 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,669 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,673 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,691 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-25 00:28:39,691 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,692 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,692 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,692 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,692 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,706 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-25 00:28:39,706 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,707 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,707 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,707 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,710 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,715 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:28:39,725 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:39,725 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,725 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,726 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,726 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,726 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,729 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:39,729 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,729 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,729 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,729 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,730 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,732 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,742 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:28:39,742 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,742 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,742 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,743 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,749 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:28:39,749 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,749 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,749 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,749 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,750 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,752 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:28:39,765 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:28:39,765 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,765 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,765 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,766 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,766 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,769 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:28:39,769 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,769 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,769 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,769 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,770 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,773 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:28:39,785 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:28:39,786 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:28:39,786 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:28:39,786 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:28:39,787 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:28:39,787 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,788 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:28:39,789 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:28:39,789 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:28:39,789 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:28:39,790 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:28:39,790 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:28:39,792 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:28:39,796 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:28:39,796 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@669e8127 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:28:39, skipping insertion in model container [2024-09-25 00:28:39,796 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:28:39,798 INFO L158 Benchmark]: Toolchain (without parser) took 1470.65ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 108.1MB in the beginning and 143.7MB in the end (delta: -35.6MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,798 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:39,799 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 167.8MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:28:39,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.71ms. Allocated memory is still 167.8MB. Free memory was 107.7MB in the beginning and 93.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,800 INFO L158 Benchmark]: Boogie Preprocessor took 50.33ms. Allocated memory is still 167.8MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,801 INFO L158 Benchmark]: RCFGBuilder took 497.08ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 91.3MB in the beginning and 208.7MB in the end (delta: -117.4MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,801 INFO L158 Benchmark]: Referee took 560.32ms. Allocated memory is still 243.3MB. Free memory was 208.7MB in the beginning and 143.7MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-25 00:28:39,804 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. 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 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. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. 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 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 55. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory is still 127.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 167.8MB. Free memory is still 109.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.71ms. Allocated memory is still 167.8MB. Free memory was 107.7MB in the beginning and 93.4MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.33ms. Allocated memory is still 167.8MB. Free memory was 93.4MB in the beginning and 91.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 497.08ms. Allocated memory was 167.8MB in the beginning and 243.3MB in the end (delta: 75.5MB). Free memory was 91.3MB in the beginning and 208.7MB in the end (delta: -117.4MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Referee took 560.32ms. Allocated memory is still 243.3MB. Free memory was 208.7MB in the beginning and 143.7MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:28:39,836 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