./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/cohendiv-ll.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ca4ee3dd Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench/cohendiv-ll.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll.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-ca4ee3d-m [2024-09-20 20:10:01,905 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:10:02,006 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:10:02,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:10:02,013 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:10:02,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:10:02,045 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:10:02,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:10:02,046 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:10:02,049 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:10:02,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:10:02,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:10:02,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:10:02,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:10:02,051 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:10:02,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:10:02,051 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:10:02,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:10:02,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:10:02,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:10:02,052 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:10:02,054 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:10:02,054 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:10:02,054 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:10:02,054 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:10:02,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:10:02,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:10:02,055 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:10:02,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:10:02,055 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:10:02,056 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:10:02,056 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:10:02,056 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:10:02,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:02,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:10:02,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:10:02,057 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:10:02,057 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:10:02,057 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:10:02,058 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:10:02,058 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:10:02,058 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:10:02,058 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:10:02,059 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:10:02,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:10:02,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:10:02,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:10:02,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:10:02,299 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:10:02,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/cohendiv-ll.c [2024-09-20 20:10:03,668 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:10:03,842 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:10:03,843 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/cohendiv-ll.c [2024-09-20 20:10:03,848 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/865f2182c/0b88c17c3eea4d75ab3b74b7555050ee/FLAG5922eaaf4 [2024-09-20 20:10:03,871 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/865f2182c/0b88c17c3eea4d75ab3b74b7555050ee [2024-09-20 20:10:03,873 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:10:03,874 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:10:03,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll.yml/witness-2.1.yml [2024-09-20 20:10:03,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:10:03,917 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:10:03,919 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:03,919 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:10:03,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:10:03,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:03" (1/2) ... [2024-09-20 20:10:03,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359d73ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:03, skipping insertion in model container [2024-09-20 20:10:03,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:03" (1/2) ... [2024-09-20 20:10:03,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9bbc0bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:03, skipping insertion in model container [2024-09-20 20:10:03,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:03" (2/2) ... [2024-09-20 20:10:03,928 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@359d73ea and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:03, skipping insertion in model container [2024-09-20 20:10:03,928 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:03" (2/2) ... [2024-09-20 20:10:03,935 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:10:03,935 INFO L1541 ArrayList]: Loop invariant at [L45-L57] ((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-20 20:10:03,935 INFO L1541 ArrayList]: Loop invariant at [L36-L60] (((((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-20 20:10:03,935 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 20:10:03,935 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-20 20:10:03,951 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:10:04,066 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/cohendiv-ll.c[576,589] [2024-09-20 20:10:04,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:10:04,094 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 20:10:04,124 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/cohendiv-ll.c[576,589] Start Parsing Local Start Parsing Local [2024-09-20 20:10:04,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:10:04,150 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:10:04,151 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:04 WrapperNode [2024-09-20 20:10:04,151 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:04,152 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:10:04,152 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:10:04,152 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:10:04,162 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,162 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,166 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,173 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 [2024-09-20 20:10:04,173 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,173 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,177 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,180 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,181 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,181 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:10:04,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:10:04,184 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:10:04,184 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:10:04,184 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 20.09 08:10:04" (1/1) ... [2024-09-20 20:10:04,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:04,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:10:04,209 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) [2024-09-20 20:10:04,210 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 [2024-09-20 20:10:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:10:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:10:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:10:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:10:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:10:04,245 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:10:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:10:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:10:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:10:04,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:10:04,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:10:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:10:04,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:10:04,298 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:10:04,299 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:10:04,427 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:10:04,438 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:10:04,455 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:10:04,455 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 20:10:04,455 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:10:04 BoogieIcfgContainer [2024-09-20 20:10:04,456 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:10:04,456 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:10:04,456 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:10:04,457 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:10:04,457 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:10:03" (1/4) ... [2024-09-20 20:10:04,459 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1cb9739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:10:04, skipping insertion in model container [2024-09-20 20:10:04,460 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:10:03" (2/4) ... [2024-09-20 20:10:04,460 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1cb9739 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:10:04, skipping insertion in model container [2024-09-20 20:10:04,460 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 20.09 08:10:04" (3/4) ... [2024-09-20 20:10:04,460 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1cb9739 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:10:04, skipping insertion in model container [2024-09-20 20:10:04,460 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:10:04" (4/4) ... [2024-09-20 20:10:04,461 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll.c [2024-09-20 20:10:04,467 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 20:10:04,468 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:10:04,468 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:04,469 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:04,470 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:10:04,470 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:10:04,470 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-20 20:10:04,470 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:10:04,470 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:04,471 INFO L131 InvariantChecker]: Will check 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, 7 loop-free subgraphs from loop head to error location [2024-09-20 20:10:04,512 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 20:10:04,513 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,514 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,514 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,515 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,525 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 20:10:04,529 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,530 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,530 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,530 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,533 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,561 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:10:04,589 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 20:10:04,591 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,591 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,591 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,591 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,591 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,608 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 20:10:04,609 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,609 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,609 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,609 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,609 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,611 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,635 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:10:04,637 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,637 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,637 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,637 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,643 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:10:04,645 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,645 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,645 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,645 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,646 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,648 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,663 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 20:10:04,665 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,666 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,666 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,666 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,666 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,680 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 20:10:04,682 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,683 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,683 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,683 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,686 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,698 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:10:04,698 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,699 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,699 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,699 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,699 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,704 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:10:04,706 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,706 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,706 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,706 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,706 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,710 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:04,720 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:10:04,720 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,721 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,721 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,721 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,721 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,734 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-20 20:10:04,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,735 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,735 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,736 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,738 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,742 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:04,773 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:10:04,774 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,774 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,774 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,774 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,774 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,781 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:10:04,781 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,781 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,781 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,782 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,782 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,787 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,796 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:04,796 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,797 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,797 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,797 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,821 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:04,821 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,822 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,822 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,822 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,824 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,832 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:04,832 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,832 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,833 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,833 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,835 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:04,835 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,835 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,836 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,836 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,836 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,837 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,845 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:10:04,845 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,846 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,846 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,846 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,855 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:10:04,855 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,855 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,855 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,856 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,856 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,858 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:04,864 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:10:04,865 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,865 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,865 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,865 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,865 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,870 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:10:04,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,871 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,871 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,871 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,871 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,873 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:04,878 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 20:10:04,879 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,879 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,879 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,879 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,889 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 20:10:04,889 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,889 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,889 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,889 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,889 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,894 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:04,903 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:10:04,903 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,903 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,903 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,904 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,904 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,905 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:10:04,905 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,905 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,906 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,906 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,906 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,907 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:10:04,912 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:04,912 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:04,912 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:04,912 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:04,913 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:04,913 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,913 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:04,913 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:04,914 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:04,914 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:04,914 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:04,914 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:04,915 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:10:04,917 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 20:10:04,918 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1cb9739 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:10:04, skipping insertion in model container [2024-09-20 20:10:04,918 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:10:04,919 INFO L158 Benchmark]: Toolchain (without parser) took 1001.34ms. Allocated memory is still 184.5MB. Free memory was 153.1MB in the beginning and 121.7MB in the end (delta: 31.4MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-09-20 20:10:04,919 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 125.8MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:10:04,920 INFO L158 Benchmark]: Witness Parser took 0.44ms. Allocated memory is still 184.5MB. Free memory is still 155.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:10:04,920 INFO L158 Benchmark]: CACSL2BoogieTranslator took 231.91ms. Allocated memory is still 184.5MB. Free memory was 153.1MB in the beginning and 139.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 20:10:04,920 INFO L158 Benchmark]: Boogie Preprocessor took 31.16ms. Allocated memory is still 184.5MB. Free memory was 139.2MB in the beginning and 137.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:10:04,920 INFO L158 Benchmark]: RCFGBuilder took 272.22ms. Allocated memory is still 184.5MB. Free memory was 137.1MB in the beginning and 123.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:10:04,921 INFO L158 Benchmark]: Referee took 461.83ms. Allocated memory is still 184.5MB. Free memory was 123.0MB in the beginning and 121.7MB in the end (delta: 1.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-09-20 20:10:04,922 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure 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 45 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 45 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 45. Annotation is valid for all loop-free paths from loop head at line 45 to loop head at line 45. Annotation is valid for all loop-free paths from loop head at line 45 to check that procedure precondition always holds at line 53. Annotation is valid for all loop-free paths from loop head at line 45 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 45 to check that procedure precondition always holds at line 46. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 125.8MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.44ms. Allocated memory is still 184.5MB. Free memory is still 155.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 231.91ms. Allocated memory is still 184.5MB. Free memory was 153.1MB in the beginning and 139.2MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.16ms. Allocated memory is still 184.5MB. Free memory was 139.2MB in the beginning and 137.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 272.22ms. Allocated memory is still 184.5MB. Free memory was 137.1MB in the beginning and 123.0MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 461.83ms. Allocated memory is still 184.5MB. Free memory was 123.0MB in the beginning and 121.7MB in the end (delta: 1.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 20:10:04,944 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE