./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohencu-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f1d7dc9d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohencu-ll_valuebound20.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:26:55,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:55,634 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:26:55,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:55,641 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:55,660 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:55,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:55,661 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:55,662 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:55,663 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:55,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:55,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:55,664 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:55,664 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:55,664 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:55,665 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:55,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:55,666 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:55,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:26:55,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:55,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:55,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:55,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:55,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:55,670 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:55,670 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:55,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:55,670 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:55,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:55,670 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:55,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:55,671 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:26:55,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:26:55,672 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:55,672 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:55,673 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:55,673 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:55,673 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:55,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:55,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:55,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:55,906 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:55,906 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:55,907 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2024-09-20 13:26:57,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:57,262 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:57,262 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohencu-ll_valuebound20.c [2024-09-20 13:26:57,267 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0afea9ea7/3949a78c161f434992d01512b352b77f/FLAGf56213ce8 [2024-09-20 13:26:57,687 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0afea9ea7/3949a78c161f434992d01512b352b77f [2024-09-20 13:26:57,689 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:57,689 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:57,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohencu-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 13:26:57,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:57,733 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:57,735 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:57,735 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:57,739 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:57,740 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:57" (1/2) ... [2024-09-20 13:26:57,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65dd76c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:57, skipping insertion in model container [2024-09-20 13:26:57,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:57" (1/2) ... [2024-09-20 13:26:57,743 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23bd3ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:57, skipping insertion in model container [2024-09-20 13:26:57,744 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 01:26:57" (2/2) ... [2024-09-20 13:26:57,744 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65dd76c6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:57, skipping insertion in model container [2024-09-20 13:26:57,744 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 01:26:57" (2/2) ... [2024-09-20 13:26:57,752 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:57,753 INFO L1541 ArrayList]: Loop invariant at [L33-L46] ((((((((((3 * ((__int128) n * n)) + (((__int128) n * n) * n)) + ((__int128) n * 3)) + 1) == ((__int128) y + x)) && (a <= 20)) && ((((__int128) n * 6) + 6) == z)) && (0 <= a)) && ((((__int128) n * n) * n) == x)) && ((n < (a + 1)) || (((__int128) z * x) == (((__int128) x * 12) + (((__int128) a * x) * 6))))) [2024-09-20 13:26:57,753 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-20 13:26:57,753 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:26:57,771 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:57,876 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/cohencu-ll_valuebound20.c[588,601] [2024-09-20 13:26:57,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:57,904 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:26:57,934 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/cohencu-ll_valuebound20.c[588,601] Start Parsing Local [2024-09-20 13:26:57,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:57,958 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:57,959 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:57 WrapperNode [2024-09-20 13:26:57,959 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:57,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:57,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:57,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:57,970 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,970 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,975 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,988 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 13:26:57,988 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,988 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,991 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,996 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,997 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 01:26:57" (1/1) ... [2024-09-20 13:26:57,999 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 01:26:57" (1/1) ... [2024-09-20 13:26:58,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:58,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:58,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:58,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:58,005 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 01:26:57" (1/1) ... [2024-09-20 13:26:58,009 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:58,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:58,030 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 13:26:58,032 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 13:26:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:58,066 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:26:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:58,067 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:58,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:58,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:26:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:26:58,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:58,119 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:58,121 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:58,329 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:58,355 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:58,379 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:58,380 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:26:58,381 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:58 BoogieIcfgContainer [2024-09-20 13:26:58,381 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:58,381 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:58,381 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:58,382 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:58,382 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:57" (1/4) ... [2024-09-20 13:26:58,383 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46c7473a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:58, skipping insertion in model container [2024-09-20 13:26:58,383 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 01:26:57" (2/4) ... [2024-09-20 13:26:58,384 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46c7473a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:58, skipping insertion in model container [2024-09-20 13:26:58,384 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 01:26:57" (3/4) ... [2024-09-20 13:26:58,384 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46c7473a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:58, skipping insertion in model container [2024-09-20 13:26:58,384 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 01:26:58" (4/4) ... [2024-09-20 13:26:58,385 INFO L79 RefereeObserver]: Analyzing ICFG cohencu-ll_valuebound20.c [2024-09-20 13:26:58,389 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:26:58,390 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 13:26:58,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 13:26:58,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:58,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-20 13:26:58,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-20 13:26:58,391 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-20 13:26:58,391 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:26:58,391 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-20 13:26:58,391 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-20 13:26:58,392 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 13:26:58,392 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-20 13:26:58,392 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-20 13:26:58,392 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 13:26:58,392 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 16 edges. [2024-09-20 13:26:58,392 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 13:26:58,393 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:58,393 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 11 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-20 13:26:58,440 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:26:58,441 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,441 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,442 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,446 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,448 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,454 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:26:58,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,454 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,455 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,455 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,458 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,470 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:58,487 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 13:26:58,487 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,487 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,487 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,488 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,488 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,503 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 13:26:58,503 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,503 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,503 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,504 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,507 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,530 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:58,530 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,531 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,531 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,531 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,531 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,535 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:58,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,535 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,535 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,535 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,535 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,537 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,555 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-20 13:26:58,555 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,556 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,556 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,556 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,556 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,584 INFO L101 BaseMinimizeStates]: Removed 32 edges and 11 locations by large block encoding [2024-09-20 13:26:58,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,584 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,584 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,584 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,589 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,616 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,632 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 13:26:58,632 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,632 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,632 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,632 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,641 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 13:26:58,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,641 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,642 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,642 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,642 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,646 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,661 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-20 13:26:58,661 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,661 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,662 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,662 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,680 INFO L101 BaseMinimizeStates]: Removed 28 edges and 10 locations by large block encoding [2024-09-20 13:26:58,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,681 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,681 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,684 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,691 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,702 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:26:58,702 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,702 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,702 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,703 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,707 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:26:58,707 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,707 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,708 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,708 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,708 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,711 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,724 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-20 13:26:58,725 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,725 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,725 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,726 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,726 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,743 INFO L101 BaseMinimizeStates]: Removed 24 edges and 9 locations by large block encoding [2024-09-20 13:26:58,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,743 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,744 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,744 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,747 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,750 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,760 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 13:26:58,760 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,760 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,761 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,761 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,802 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 13:26:58,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,802 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,802 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,803 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,803 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,819 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:58,848 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:26:58,849 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,849 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,849 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,849 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,849 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,852 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:26:58,852 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,853 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,853 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,853 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,853 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,855 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:58,869 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-20 13:26:58,870 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,870 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,870 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,870 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,872 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,892 INFO L101 BaseMinimizeStates]: Removed 36 edges and 12 locations by large block encoding [2024-09-20 13:26:58,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,893 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,895 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,903 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-20 13:26:58,904 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,904 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,904 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,904 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,904 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,914 INFO L101 BaseMinimizeStates]: Removed 20 edges and 8 locations by large block encoding [2024-09-20 13:26:58,914 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,914 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,915 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,915 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,915 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,917 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,924 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:58,925 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,925 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,925 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,926 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,926 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,928 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:58,928 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,929 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,929 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,929 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,931 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:58,940 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 16 edges [2024-09-20 13:26:58,941 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,941 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,942 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,942 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,942 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,969 INFO L101 BaseMinimizeStates]: Removed 40 edges and 13 locations by large block encoding [2024-09-20 13:26:58,969 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,969 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,970 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,970 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,970 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,972 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:58,981 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:58,982 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,982 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,982 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,982 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,983 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:58,983 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,984 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:58,984 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:58,984 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:58,984 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:58,985 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:58,994 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:26:58,995 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:58,995 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:58,995 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:58,995 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:58,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:58,999 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:26:59,000 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:59,000 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:59,000 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:59,000 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:59,000 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:59,003 INFO L520 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:59,005 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 13:26:59,005 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@46c7473a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:59, skipping insertion in model container [2024-09-20 13:26:59,005 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:59,006 INFO L158 Benchmark]: Toolchain (without parser) took 1272.77ms. Allocated memory is still 161.5MB. Free memory was 117.0MB in the beginning and 74.1MB in the end (delta: 42.9MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2024-09-20 13:26:59,007 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:59,007 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 161.5MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:59,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.25ms. Allocated memory is still 161.5MB. Free memory was 116.2MB in the beginning and 102.4MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:26:59,009 INFO L158 Benchmark]: Boogie Preprocessor took 43.16ms. Allocated memory is still 161.5MB. Free memory was 102.4MB in the beginning and 100.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:59,011 INFO L158 Benchmark]: RCFGBuilder took 377.13ms. Allocated memory is still 161.5MB. Free memory was 100.3MB in the beginning and 123.4MB in the end (delta: -23.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-20 13:26:59,011 INFO L158 Benchmark]: Referee took 624.07ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 74.1MB in the end (delta: 49.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. [2024-09-20 13:26:59,012 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 33 to check that procedure precondition always holds at line 52. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 33 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 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 33 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 33. 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 33 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 33. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 51. 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 33 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 33 to loop head at line 33. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 161.5MB. Free memory is still 119.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.25ms. Allocated memory is still 161.5MB. Free memory was 116.2MB in the beginning and 102.4MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.16ms. Allocated memory is still 161.5MB. Free memory was 102.4MB in the beginning and 100.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 377.13ms. Allocated memory is still 161.5MB. Free memory was 100.3MB in the beginning and 123.4MB in the end (delta: -23.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 624.07ms. Allocated memory is still 161.5MB. Free memory was 123.4MB in the beginning and 74.1MB in the end (delta: 49.2MB). Peak memory consumption was 86.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 13:26:59,029 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