This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:15,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:15,093 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:49:15,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:15,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:15,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:15,126 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:15,126 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:15,127 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:15,128 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:15,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:15,129 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:15,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:15,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:15,134 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:15,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:15,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:15,134 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:15,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:49:15,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:15,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:15,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:15,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:15,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:15,135 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:15,136 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:15,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:15,136 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:15,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:15,136 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:15,136 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:15,136 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:15,137 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:15,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:15,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:15,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:15,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:15,138 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:49:15,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:49:15,138 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:15,138 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:15,139 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:15,140 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:15,140 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:15,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:15,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:15,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:15,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:15,372 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:15,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c [2024-09-21 12:49:16,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:16,795 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:16,796 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c [2024-09-21 12:49:16,807 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e5eff4be1/3bc8c4ff9acc4ee4a0a66d2edbeb20d8/FLAGc46a07954 [2024-09-21 12:49:16,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e5eff4be1/3bc8c4ff9acc4ee4a0a66d2edbeb20d8 [2024-09-21 12:49:16,826 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:16,827 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:16,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/fermat2-ll_valuebound10.yml/witness-2.1.yml [2024-09-21 12:49:16,873 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:16,875 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:16,876 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:16,876 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:16,880 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:16,881 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:16" (1/2) ... [2024-09-21 12:49:16,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5e8287 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:16, skipping insertion in model container [2024-09-21 12:49:16,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:16" (1/2) ... [2024-09-21 12:49:16,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28f196e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:16, skipping insertion in model container [2024-09-21 12:49:16,885 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:16" (2/2) ... [2024-09-21 12:49:16,885 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f5e8287 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:16, skipping insertion in model container [2024-09-21 12:49:16,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:16" (2/2) ... [2024-09-21 12:49:16,892 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:16,893 INFO L1541 ArrayList]: Loop invariant at [L35-L46] ((((__int128) v * 2) + ((__int128) u * u)) == (((((__int128) v * v) + ((__int128) u * 2)) + ((long long) A * 4)) + ((__int128) r * 4))) [2024-09-21 12:49:16,893 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:16,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:17,027 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c[524,537] [2024-09-21 12:49:17,043 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:17,049 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:49:17,078 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/fermat2-ll_valuebound10.c[524,537] Start Parsing Local [2024-09-21 12:49:17,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:17,108 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:17,109 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:17 WrapperNode [2024-09-21 12:49:17,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:17,110 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:17,110 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:17,111 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:17,120 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,120 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,125 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,133 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 [2024-09-21 12:49:17,133 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,133 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,151 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,156 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,158 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,158 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:17,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:17,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:17,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:17,162 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 21.09 12:49:17" (1/1) ... [2024-09-21 12:49:17,167 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:17,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:17,190 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) [2024-09-21 12:49:17,192 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 [2024-09-21 12:49:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:17,237 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:17,237 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:17,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:49:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:49:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:49:17,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:17,299 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:17,303 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:17,412 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:17,426 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:17,452 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:17,452 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:17,452 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:17 BoogieIcfgContainer [2024-09-21 12:49:17,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:17,454 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:17,454 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:17,455 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:17,455 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:16" (1/4) ... [2024-09-21 12:49:17,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51c4f74b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,455 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:16" (2/4) ... [2024-09-21 12:49:17,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51c4f74b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,455 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 21.09 12:49:17" (3/4) ... [2024-09-21 12:49:17,456 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51c4f74b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,456 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:17" (4/4) ... [2024-09-21 12:49:17,457 INFO L79 RefereeObserver]: Analyzing ICFG fermat2-ll_valuebound10.c [2024-09-21 12:49:17,460 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:17,460 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L39-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 12:49:17,461 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L39-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:17,461 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:49:17,461 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L39-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-21 12:49:17,461 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:49:17,461 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:17,461 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-21 12:49:17,510 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:49:17,511 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,511 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,511 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,512 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,531 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:49:17,533 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,533 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,533 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,533 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,544 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,559 INFO L520 InvariantChecker]: The annotation(s) from loop head L39-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:17,578 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:17,582 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,582 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,582 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,583 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,583 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,589 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:17,589 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,590 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,590 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,590 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,590 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,595 INFO L520 InvariantChecker]: The annotation(s) from loop head L39-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:17,613 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-21 12:49:17,614 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,614 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,614 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,615 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,633 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-21 12:49:17,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,633 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,634 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,635 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,635 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,643 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:17,657 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-21 12:49:17,661 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,661 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,662 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,662 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,677 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-21 12:49:17,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,678 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,678 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,678 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,689 INFO L520 InvariantChecker]: The annotation(s) from loop head L39-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:17,703 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:17,703 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,703 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,703 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,703 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,706 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:17,707 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,707 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,707 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,707 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,709 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,713 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:17,723 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:17,723 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:17,724 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:17,724 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:17,725 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:17,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,726 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:17,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:17,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:17,727 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:17,727 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:17,727 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:17,730 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:17,733 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:49:17,733 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51c4f74b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:17, skipping insertion in model container [2024-09-21 12:49:17,734 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:17,735 INFO L158 Benchmark]: Toolchain (without parser) took 860.01ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 84.5MB in the beginning and 146.8MB in the end (delta: -62.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:17,736 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 159.4MB. Free memory was 111.1MB in the beginning and 110.9MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:17,736 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 159.4MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:17,737 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.55ms. Allocated memory is still 159.4MB. Free memory was 84.4MB in the beginning and 70.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:17,738 INFO L158 Benchmark]: Boogie Preprocessor took 49.86ms. Allocated memory is still 159.4MB. Free memory was 70.8MB in the beginning and 129.2MB in the end (delta: -58.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:17,739 INFO L158 Benchmark]: RCFGBuilder took 292.15ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 129.1MB in the beginning and 174.0MB in the end (delta: -44.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2024-09-21 12:49:17,739 INFO L158 Benchmark]: Referee took 279.96ms. Allocated memory is still 213.9MB. Free memory was 174.0MB in the beginning and 146.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-09-21 12:49:17,743 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 159.4MB. Free memory was 111.1MB in the beginning and 110.9MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 159.4MB. Free memory is still 86.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.55ms. Allocated memory is still 159.4MB. Free memory was 84.4MB in the beginning and 70.8MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.86ms. Allocated memory is still 159.4MB. Free memory was 70.8MB in the beginning and 129.2MB in the end (delta: -58.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * RCFGBuilder took 292.15ms. Allocated memory was 159.4MB in the beginning and 213.9MB in the end (delta: 54.5MB). Free memory was 129.1MB in the beginning and 174.0MB in the end (delta: -44.9MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Referee took 279.96ms. Allocated memory is still 213.9MB. Free memory was 174.0MB in the beginning and 146.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:49:17,770 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...