./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/fermat1-ll_valuebound100.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-scaling/fermat1-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/fermat1-ll_valuebound100.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 20:10:45,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:10:45,751 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:10:45,756 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:10:45,757 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:10:45,779 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:10:45,779 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:10:45,779 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:10:45,780 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:10:45,780 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:10:45,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:10:45,781 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:10:45,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:10:45,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:10:45,782 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:10:45,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:10:45,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:10:45,783 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:10:45,783 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:10:45,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:10:45,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:10:45,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:10:45,784 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:10:45,784 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:10:45,785 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:10:45,785 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:10:45,785 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:10:45,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:10:45,785 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:10:45,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:10:45,786 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:10:45,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:10:45,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:10:45,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:45,786 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:10:45,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:10:45,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:10:45,787 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:10:45,787 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:10:45,787 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:10:45,788 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:10:45,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:10:45,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:10:45,788 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:10:45,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:10:46,000 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:10:46,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:10:46,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:10:46,003 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:10:46,004 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-09-20 20:10:47,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:10:47,391 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:10:47,392 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-09-20 20:10:47,397 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/032290ce3/7b10354608d64062a4fe59d899cef173/FLAGf6e7fba23 [2024-09-20 20:10:47,814 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/032290ce3/7b10354608d64062a4fe59d899cef173 [2024-09-20 20:10:47,816 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:10:47,817 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:10:47,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/fermat1-ll_valuebound100.yml/witness-2.1.yml [2024-09-20 20:10:47,852 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:10:47,854 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:10:47,855 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:47,855 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:10:47,859 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:10:47,860 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:47" (1/2) ... [2024-09-20 20:10:47,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0ba603 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:47, skipping insertion in model container [2024-09-20 20:10:47,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:10:47" (1/2) ... [2024-09-20 20:10:47,863 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d9c594c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:10:47, skipping insertion in model container [2024-09-20 20:10:47,863 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 08:10:47" (2/2) ... [2024-09-20 20:10:47,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0ba603 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:47, skipping insertion in model container [2024-09-20 20:10:47,864 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 08:10:47" (2/2) ... [2024-09-20 20:10:47,871 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:10:47,871 INFO L1541 ArrayList]: Loop invariant at [L48-L54] ((((__int128) v * 2) + ((__int128) u * u)) == (((((__int128) v * v) + ((__int128) u * 2)) + ((long long) A * 4)) + ((__int128) r * 4))) [2024-09-20 20:10:47,873 INFO L1541 ArrayList]: Loop invariant at [L40-L46] ((((__int128) v * 2) + ((__int128) u * u)) == (((((__int128) v * v) + ((__int128) u * 2)) + ((long long) A * 4)) + ((__int128) r * 4))) [2024-09-20 20:10:47,873 INFO L1541 ArrayList]: Loop invariant at [L35-L55] ((((__int128) v * 2) + ((__int128) u * u)) == (((((__int128) v * v) + ((__int128) u * 2)) + ((long long) A * 4)) + ((__int128) r * 4))) [2024-09-20 20:10:47,873 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:10:47,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:10:48,002 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/fermat1-ll_valuebound100.c[535,548] [2024-09-20 20:10:48,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:10:48,025 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:10:48,049 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/fermat1-ll_valuebound100.c[535,548] Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-20 20:10:48,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:10:48,070 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:10:48,070 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:10:48 WrapperNode [2024-09-20 20:10:48,070 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:10:48,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:10:48,071 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:10:48,071 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:10:48,080 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,081 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,088 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,104 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 20:10:48,104 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,105 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,107 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,113 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,117 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,118 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:10:48,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:10:48,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:10:48,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:10:48,121 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 08:10:48" (1/1) ... [2024-09-20 20:10:48,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:10:48,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:10:48,150 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 20:10:48,153 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 20:10:48,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:10:48,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:10:48,199 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:10:48,200 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:10:48,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:10:48,201 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:10:48,201 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:10:48,201 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:10:48,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:10:48,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:10:48,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:10:48,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:10:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:10:48,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:10:48,285 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:10:48,289 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:10:48,445 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:10:48,463 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:10:48,480 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:10:48,480 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-20 20:10:48,480 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:10:48 BoogieIcfgContainer [2024-09-20 20:10:48,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:10:48,481 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:10:48,484 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:10:48,486 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:10:48,486 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:10:47" (1/4) ... [2024-09-20 20:10:48,486 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7cacfb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:10:48, skipping insertion in model container [2024-09-20 20:10:48,487 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 08:10:47" (2/4) ... [2024-09-20 20:10:48,487 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7cacfb1e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:10:48, skipping insertion in model container [2024-09-20 20:10:48,487 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 08:10:48" (3/4) ... [2024-09-20 20:10:48,488 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7cacfb1e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:10:48, skipping insertion in model container [2024-09-20 20:10:48,488 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 08:10:48" (4/4) ... [2024-09-20 20:10:48,489 INFO L79 RefereeObserver]: Analyzing ICFG fermat1-ll_valuebound100.c [2024-09-20 20:10:48,492 INFO L113 InvariantChecker]: Found 3 loops. [2024-09-20 20:10:48,492 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:48,492 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:48,492 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:10:48,493 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 20:10:48,493 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 20:10:48,493 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:10:48,493 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 4 loop-free subgraphs from loop head to error location [2024-09-20 20:10:48,540 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:48,540 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,541 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,541 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,542 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,543 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,552 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:48,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,553 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,553 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,554 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,554 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,567 INFO L520 InvariantChecker]: The annotation(s) from loop head L48-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:48,584 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:48,584 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,585 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,585 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,585 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,588 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:48,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,588 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,588 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,588 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,589 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,590 INFO L520 InvariantChecker]: The annotation(s) from loop head L48-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:48,605 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 20:10:48,605 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,606 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,606 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,606 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,606 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,614 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 20:10:48,615 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,615 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,615 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,615 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,615 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,619 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:48,634 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:10:48,634 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,634 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,634 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,634 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,634 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,644 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 20:10:48,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,644 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,644 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,644 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,647 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,648 INFO L520 InvariantChecker]: The annotation(s) from loop head L48-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:48,664 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:10:48,664 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,664 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,664 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,664 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,664 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,671 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:10:48,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,671 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,672 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,672 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,672 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,673 INFO L520 InvariantChecker]: The annotation(s) from loop head L48-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:48,684 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:10:48,684 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,684 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,684 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,684 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,685 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,693 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:10:48,693 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,693 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,693 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,693 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,694 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,698 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:48,712 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:10:48,712 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,713 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,713 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,713 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,720 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 20:10:48,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,720 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,721 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,722 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,725 INFO L520 InvariantChecker]: The annotation(s) from loop head L48-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:48,736 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:10:48,736 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,736 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,737 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,737 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,744 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 20:10:48,744 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,744 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,744 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,744 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,745 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,746 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:48,756 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:10:48,756 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,757 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,757 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,757 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,762 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:10:48,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,763 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,763 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,763 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,763 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,766 INFO L520 InvariantChecker]: The annotation(s) from loop head L48-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:10:48,776 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:10:48,777 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,777 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,777 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,777 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,777 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,779 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:10:48,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,780 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,781 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:10:48,789 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:48,789 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,790 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,790 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,790 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,790 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,791 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:48,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,792 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,792 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,792 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,792 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,793 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:10:48,803 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:10:48,803 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:10:48,803 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:10:48,803 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:10:48,803 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:10:48,804 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,806 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:10:48,806 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:10:48,806 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:10:48,806 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:10:48,806 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:10:48,806 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:10:48,809 INFO L520 InvariantChecker]: The annotation(s) from loop head L40-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:10:48,811 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 20:10:48,812 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7cacfb1e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:10:48, skipping insertion in model container [2024-09-20 20:10:48,812 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:10:48,814 INFO L158 Benchmark]: Toolchain (without parser) took 959.48ms. Allocated memory is still 148.9MB. Free memory was 80.0MB in the beginning and 51.4MB in the end (delta: 28.6MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-09-20 20:10:48,814 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 113.2MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:10:48,815 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 148.9MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:10:48,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 215.22ms. Allocated memory is still 148.9MB. Free memory was 79.8MB in the beginning and 65.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:10:48,816 INFO L158 Benchmark]: Boogie Preprocessor took 48.55ms. Allocated memory is still 148.9MB. Free memory was 65.6MB in the beginning and 63.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:10:48,817 INFO L158 Benchmark]: RCFGBuilder took 360.48ms. Allocated memory is still 148.9MB. Free memory was 63.4MB in the beginning and 109.4MB in the end (delta: -46.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-20 20:10:48,817 INFO L158 Benchmark]: Referee took 331.54ms. Allocated memory is still 148.9MB. Free memory was 109.4MB in the beginning and 51.4MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-09-20 20:10:48,820 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 48 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 40 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 48 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 48 to loop head at line 48. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from loop head at line 40 to loop head at line 40. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 40 to loop head at line 48. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 40. 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 35 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 0.13ms. Allocated memory is still 113.2MB. Free memory is still 74.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 148.9MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 215.22ms. Allocated memory is still 148.9MB. Free memory was 79.8MB in the beginning and 65.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.55ms. Allocated memory is still 148.9MB. Free memory was 65.6MB in the beginning and 63.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.48ms. Allocated memory is still 148.9MB. Free memory was 63.4MB in the beginning and 109.4MB in the end (delta: -46.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 331.54ms. Allocated memory is still 148.9MB. Free memory was 109.4MB in the beginning and 51.4MB in the end (delta: 58.0MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 20:10:48,842 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