./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 a9b967e5 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-dev-a9b967e-m [2024-09-11 20:49:32,318 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:49:32,390 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:49:32,393 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:49:32,394 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:49:32,420 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:49:32,421 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:49:32,421 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:49:32,422 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:49:32,422 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:49:32,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:49:32,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:49:32,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:49:32,423 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:49:32,423 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:49:32,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:49:32,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:49:32,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:49:32,425 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:49:32,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:49:32,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:49:32,429 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:49:32,429 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:49:32,429 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:49:32,429 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:49:32,430 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:49:32,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:49:32,430 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:49:32,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:49:32,431 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:49:32,431 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:49:32,431 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:49:32,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:49:32,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:49:32,431 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:49:32,432 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:49:32,432 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:49:32,432 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:49:32,436 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:49:32,436 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:49:32,436 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:49:32,436 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:49:32,437 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:49:32,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:49:32,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:49:32,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:49:32,680 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:49:32,680 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:49:32,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-09-11 20:49:33,980 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:49:34,147 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:49:34,150 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-09-11 20:49:34,176 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8539a9f37/0438ca894834469ba6d5f52a76f9f175/FLAGd26fc6ed6 [2024-09-11 20:49:34,535 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8539a9f37/0438ca894834469ba6d5f52a76f9f175 [2024-09-11 20:49:34,537 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:49:34,540 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:49:34,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/fermat1-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:49:34,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:49:34,583 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:49:34,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:49:34,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:49:34,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:49:34,590 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:34" (1/2) ... [2024-09-11 20:49:34,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187adb24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:34, skipping insertion in model container [2024-09-11 20:49:34,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:34" (1/2) ... [2024-09-11 20:49:34,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1182dc31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:34, skipping insertion in model container [2024-09-11 20:49:34,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:34" (2/2) ... [2024-09-11 20:49:34,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187adb24 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:34, skipping insertion in model container [2024-09-11 20:49:34,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:34" (2/2) ... [2024-09-11 20:49:34,599 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:49:34,600 INFO L1541 ArrayList]: Loop invariant at [L40-L46] ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) [2024-09-11 20:49:34,600 INFO L1541 ArrayList]: Loop invariant at [L48-L54] ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) [2024-09-11 20:49:34,600 INFO L1541 ArrayList]: Loop invariant at [L35-L55] ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) [2024-09-11 20:49:34,600 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:49:34,625 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:49:34,743 WARN L247 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] [2024-09-11 20:49:34,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:49:34,766 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:49:34,793 WARN L247 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 [2024-09-11 20:49:34,811 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:49:34,823 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:49:34,824 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:34 WrapperNode [2024-09-11 20:49:34,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:49:34,826 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:49:34,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:49:34,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:49:34,836 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,839 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,847 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,854 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 [2024-09-11 20:49:34,855 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,858 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,864 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,870 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,871 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,872 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,873 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:49:34,874 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:49:34,874 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:49:34,874 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:49:34,875 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 11.09 08:49:34" (1/1) ... [2024-09-11 20:49:34,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:49:34,889 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:49:34,902 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) [2024-09-11 20:49:34,904 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 [2024-09-11 20:49:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:49:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:49:34,942 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:49:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:49:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:49:34,943 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:49:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:49:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:49:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:49:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:49:34,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:49:34,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:49:34,945 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:49:35,001 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:49:35,004 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:49:35,131 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:49:35,172 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-09-11 20:49:35,172 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:49:35,189 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:49:35,189 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-11 20:49:35,190 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:35 BoogieIcfgContainer [2024-09-11 20:49:35,190 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:49:35,190 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:49:35,190 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:49:35,191 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:49:35,191 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:49:34" (1/4) ... [2024-09-11 20:49:35,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6ca6eece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:35, skipping insertion in model container [2024-09-11 20:49:35,192 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:34" (2/4) ... [2024-09-11 20:49:35,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6ca6eece and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:49:35, skipping insertion in model container [2024-09-11 20:49:35,192 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 11.09 08:49:34" (3/4) ... [2024-09-11 20:49:35,192 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6ca6eece and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:49:35, skipping insertion in model container [2024-09-11 20:49:35,193 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:35" (4/4) ... [2024-09-11 20:49:35,196 INFO L79 RefereeObserver]: Analyzing ICFG fermat1-ll_valuebound100.c [2024-09-11 20:49:35,204 INFO L112 InvariantChecker]: Found 3 loops. [2024-09-11 20:49:35,205 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:35,205 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:35,205 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:49:35,205 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:49:35,205 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:49:35,205 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:49:35,206 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:49:35,206 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:49:35,206 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:49:35,206 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:49:35,206 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:35,206 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:35,206 INFO L130 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 [2024-09-11 20:49:35,270 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:35,271 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,272 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,272 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,273 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,274 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,283 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:35,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,284 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,284 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,285 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,285 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,300 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:49:35,330 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:35,330 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,330 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,330 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,331 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,331 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,337 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:35,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,338 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,338 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,338 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,338 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,341 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:49:35,359 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-11 20:49:35,359 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,359 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,359 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,360 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,372 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-11 20:49:35,373 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,373 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,373 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,373 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,373 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,376 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:35,392 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:49:35,395 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,395 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,396 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,396 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,403 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:49:35,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,403 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,403 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,403 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,406 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,408 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:35,426 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:49:35,426 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,426 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,427 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,427 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,427 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,432 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:49:35,433 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,433 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,433 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,433 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,434 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,435 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:35,449 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:49:35,449 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,449 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,449 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,450 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,450 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,455 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:49:35,457 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,457 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,457 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,457 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,457 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,459 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:35,470 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:49:35,471 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,471 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,471 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,472 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,472 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,478 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:49:35,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,479 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,479 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,479 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,481 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,485 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:49:35,509 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:49:35,511 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,511 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,511 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,511 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,524 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:49:35,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,525 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,526 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,526 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,526 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,529 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:35,546 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:49:35,549 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,549 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,549 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,549 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,558 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:49:35,558 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,558 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,558 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,579 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,579 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,581 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:35,594 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:49:35,595 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,595 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,596 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,596 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,596 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,598 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:49:35,598 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,599 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,599 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,599 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,599 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,600 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:49:35,606 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:35,606 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,607 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,607 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,607 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,607 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,608 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:35,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,608 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,608 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,608 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,608 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,609 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:49:35,615 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:35,615 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:35,615 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:35,615 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:35,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:35,615 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,617 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:35,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:35,617 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:35,617 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:35,617 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:35,617 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:35,619 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:49:35,621 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:49:35,622 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6ca6eece and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:49:35, skipping insertion in model container [2024-09-11 20:49:35,622 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:49:35,623 INFO L158 Benchmark]: Toolchain (without parser) took 1039.30ms. Allocated memory is still 201.3MB. Free memory was 171.5MB in the beginning and 151.5MB in the end (delta: 20.0MB). Peak memory consumption was 71.6MB. Max. memory is 16.1GB. [2024-09-11 20:49:35,623 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 130.0MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:49:35,624 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 201.3MB. Free memory was 173.5MB in the beginning and 173.5MB in the end (delta: 34.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:49:35,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 241.09ms. Allocated memory is still 201.3MB. Free memory was 171.2MB in the beginning and 160.4MB in the end (delta: 10.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-09-11 20:49:35,624 INFO L158 Benchmark]: Boogie Preprocessor took 47.90ms. Allocated memory is still 201.3MB. Free memory was 160.4MB in the beginning and 158.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:49:35,625 INFO L158 Benchmark]: RCFGBuilder took 315.68ms. Allocated memory is still 201.3MB. Free memory was 158.3MB in the beginning and 141.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:49:35,625 INFO L158 Benchmark]: Referee took 431.52ms. Allocated memory is still 201.3MB. Free memory was 141.6MB in the beginning and 151.5MB in the end (delta: -9.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-11 20:49:35,626 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 check that procedure precondition always holds at line 49. 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 check that procedure precondition always holds at line 41. 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 loop head at line 40 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 entry of procedure main to loop head at line 35. 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 loop head at line 35 to check that procedure precondition always holds at line 35. 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 loop head at line 48 to loop head 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 130.0MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 201.3MB. Free memory was 173.5MB in the beginning and 173.5MB in the end (delta: 34.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 241.09ms. Allocated memory is still 201.3MB. Free memory was 171.2MB in the beginning and 160.4MB in the end (delta: 10.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.90ms. Allocated memory is still 201.3MB. Free memory was 160.4MB in the beginning and 158.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 315.68ms. Allocated memory is still 201.3MB. Free memory was 158.3MB in the beginning and 141.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 431.52ms. Allocated memory is still 201.3MB. Free memory was 141.6MB in the beginning and 151.5MB in the end (delta: -9.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:49:35,647 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:49:37,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:49:37,652 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:49:37,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:49:37,658 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:49:37,684 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:49:37,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:49:37,687 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:49:37,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:49:37,688 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:49:37,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:49:37,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:49:37,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:49:37,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:49:37,691 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:49:37,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:49:37,692 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:49:37,692 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:49:37,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:49:37,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:49:37,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:49:37,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:49:37,696 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:49:37,696 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:49:37,696 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:49:37,697 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:49:37,697 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:49:37,697 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:49:37,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:49:37,697 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:49:37,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:49:37,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:49:37,698 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:49:37,698 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:49:37,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:49:37,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:49:37,698 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:49:37,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:49:37,699 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:49:37,699 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:49:37,700 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:49:37,701 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:49:37,701 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:49:37,701 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:49:37,701 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:49:37,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:49:37,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:49:37,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:49:38,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:49:38,003 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:49:38,003 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:49:38,004 INFO L431 ainManager$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 [2024-09-11 20:49:38,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:49:38,058 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:49:38,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-09-11 20:49:39,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:49:39,717 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:49:39,718 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/fermat1-ll_valuebound100.c [2024-09-11 20:49:39,726 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/705ab28c5/1a0b9beec7a8499f9505cc8b0e9cdb2b/FLAG68d957e6f [2024-09-11 20:49:39,743 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/705ab28c5/1a0b9beec7a8499f9505cc8b0e9cdb2b [2024-09-11 20:49:39,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:49:39,745 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:49:39,747 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:49:39,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:49:39,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:49:39,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:38" (1/2) ... [2024-09-11 20:49:39,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb202c4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:39, skipping insertion in model container [2024-09-11 20:49:39,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:38" (1/2) ... [2024-09-11 20:49:39,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29ef9e25 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:49:39, skipping insertion in model container [2024-09-11 20:49:39,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:39" (2/2) ... [2024-09-11 20:49:39,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eb202c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:39, skipping insertion in model container [2024-09-11 20:49:39,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:49:39" (2/2) ... [2024-09-11 20:49:39,769 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:49:39,772 INFO L1541 ArrayList]: Loop invariant at [L35-L55] ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) [2024-09-11 20:49:39,773 INFO L1541 ArrayList]: Loop invariant at [L40-L46] ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) [2024-09-11 20:49:39,773 INFO L1541 ArrayList]: Loop invariant at [L48-L54] ((((((long long) A * 4) + ((__int128) r * 4)) + ((__int128) v * v)) + ((__int128) 2 * u)) == (((__int128) 2 * v) + ((__int128) u * u))) [2024-09-11 20:49:39,773 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:49:39,789 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:49:39,923 WARN L247 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] [2024-09-11 20:49:39,955 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:49:39,965 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:49:39,995 WARN L247 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 [2024-09-11 20:49:40,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:49:40,037 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:49:40,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40 WrapperNode [2024-09-11 20:49:40,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:49:40,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:49:40,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:49:40,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:49:40,049 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,059 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,071 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 [2024-09-11 20:49:40,071 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,071 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,083 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:49:40,095 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:49:40,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:49:40,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:49:40,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (1/1) ... [2024-09-11 20:49:40,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:49:40,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:49:40,137 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) [2024-09-11 20:49:40,147 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 [2024-09-11 20:49:40,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:49:40,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:49:40,179 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:49:40,179 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:49:40,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:49:40,179 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:49:40,179 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:49:40,179 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:49:40,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:49:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:49:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:49:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:49:40,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:49:40,248 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:49:40,250 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:49:56,586 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:49:56,665 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-09-11 20:49:56,665 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:49:56,691 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:49:56,694 INFO L318 CfgBuilder]: Removed 3 assume(true) statements. [2024-09-11 20:49:56,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:56 BoogieIcfgContainer [2024-09-11 20:49:56,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:49:56,695 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:49:56,695 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:49:56,696 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:49:56,696 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:49:38" (1/4) ... [2024-09-11 20:49:56,696 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a5e735b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:49:56, skipping insertion in model container [2024-09-11 20:49:56,696 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:49:39" (2/4) ... [2024-09-11 20:49:56,696 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a5e735b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:56, skipping insertion in model container [2024-09-11 20:49:56,697 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:49:40" (3/4) ... [2024-09-11 20:49:56,697 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a5e735b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:49:56, skipping insertion in model container [2024-09-11 20:49:56,697 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:49:56" (4/4) ... [2024-09-11 20:49:56,699 INFO L79 RefereeObserver]: Analyzing ICFG fermat1-ll_valuebound100.c [2024-09-11 20:49:56,702 INFO L112 InvariantChecker]: Found 3 loops. [2024-09-11 20:49:56,704 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:56,704 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:56,704 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L48-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:49:56,705 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:49:56,706 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:56,706 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:49:56,706 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 4 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from loop head to loop head [2024-09-11 20:49:56,753 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:56,753 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:56,754 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:56,754 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:56,755 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:56,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:56,771 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:56,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:56,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:56,772 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:56,773 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:56,773 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:00,909 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:00,975 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:00,975 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:00,976 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:00,976 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:00,976 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:00,977 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:00,985 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:00,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:00,986 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:00,986 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:00,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:00,987 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:05,121 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:05,191 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-11 20:50:05,192 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:05,192 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:05,192 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:05,192 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:05,192 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:05,203 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-11 20:50:05,203 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:05,204 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:05,204 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:05,204 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:05,204 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:09,254 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:09,302 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:50:09,302 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:09,307 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:09,307 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:09,307 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:09,308 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:09,328 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:50:09,328 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:09,328 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:09,329 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:09,329 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:09,333 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:09,338 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:09,348 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:09,349 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:09,349 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:09,349 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:09,349 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:09,349 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:09,354 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:09,355 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:09,355 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:09,355 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:09,355 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:09,355 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:09,356 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-3 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:09,377 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:09,377 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:09,377 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:09,377 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:09,377 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:09,378 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:09,396 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:09,400 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:09,400 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:09,400 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:09,400 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:09,401 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:13,637 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:13,738 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:50:13,740 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:13,741 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:13,741 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:13,741 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:13,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:13,754 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:50:13,758 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:13,758 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:13,758 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:13,759 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:13,761 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:13,920 INFO L514 InvariantChecker]: The annotation(s) from loop head L48-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:13,974 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:50:13,978 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:13,978 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:13,978 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:13,978 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:13,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:13,989 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:50:13,989 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:13,989 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:13,990 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:13,990 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:13,994 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:13,995 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:14,003 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:14,003 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:14,003 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:14,003 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:14,003 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:14,003 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:14,009 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:14,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:14,010 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:14,010 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:14,010 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:14,010 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:18,185 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:18,266 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:50:18,266 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:18,266 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:18,266 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:18,266 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:18,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:18,268 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:50:18,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:18,268 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:18,268 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:18,268 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:18,269 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:18,269 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:18,282 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:18,282 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:18,282 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:18,283 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:18,283 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:18,283 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:18,284 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:18,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:18,284 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:18,284 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:18,284 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:18,284 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:18,285 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:50:18,293 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:18,293 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:18,293 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:18,293 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:18,293 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:18,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:18,295 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:18,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:18,296 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:18,296 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:18,296 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:18,296 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:22,414 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:22,458 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:50:22,458 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7a5e735b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:22, skipping insertion in model container [2024-09-11 20:50:22,458 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:50:22,460 INFO L158 Benchmark]: Toolchain (without parser) took 42714.61ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 67.0MB in the end (delta: 9.6MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2024-09-11 20:50:22,460 INFO L158 Benchmark]: Witness Parser took 0.78ms. Allocated memory is still 52.4MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:22,464 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 26.7MB in the beginning and 26.6MB in the end (delta: 63.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:22,464 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.78ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 61.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:22,464 INFO L158 Benchmark]: Boogie Preprocessor took 56.25ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 59.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:50:22,465 INFO L158 Benchmark]: RCFGBuilder took 16598.95ms. Allocated memory is still 100.7MB. Free memory was 59.2MB in the beginning and 63.9MB in the end (delta: -4.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2024-09-11 20:50:22,465 INFO L158 Benchmark]: Referee took 25763.71ms. Allocated memory is still 100.7MB. Free memory was 63.9MB in the beginning and 67.0MB in the end (delta: -3.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. [2024-09-11 20:50:22,467 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 48 to check that procedure precondition always holds at line 49. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 48 to loop head at line 48. Insufficient resources for checking whether annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 40 to loop head at line 40. Insufficient resources for checking whether 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 loop head at line 35. 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 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 40 to loop head at line 48. 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: * Witness Parser took 0.78ms. Allocated memory is still 52.4MB. Free memory is still 28.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 26.7MB in the beginning and 26.6MB in the end (delta: 63.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.78ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 61.8MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.25ms. Allocated memory is still 100.7MB. Free memory was 61.5MB in the beginning and 59.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 16598.95ms. Allocated memory is still 100.7MB. Free memory was 59.2MB in the beginning and 63.9MB in the end (delta: -4.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Referee took 25763.71ms. Allocated memory is still 100.7MB. Free memory was 63.9MB in the beginning and 67.0MB in the end (delta: -3.1MB). Peak memory consumption was 30.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:50:22,537 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN