This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:07:27,956 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:07:28,028 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:07:28,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:07:28,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:07:28,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:07:28,067 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:07:28,067 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:07:28,068 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:07:28,068 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:07:28,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:07:28,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:07:28,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:07:28,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:07:28,071 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:07:28,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:07:28,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:07:28,073 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:07:28,073 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:07:28,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:07:28,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:07:28,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:07:28,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:07:28,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:07:28,074 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:07:28,075 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:07:28,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:07:28,075 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:07:28,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:07:28,076 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:07:28,076 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:07:28,076 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:07:28,076 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:07:28,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:07:28,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:07:28,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:07:28,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:07:28,077 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:07:28,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:07:28,078 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:07:28,078 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:07:28,078 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:07:28,078 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:07:28,078 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:07:28,281 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:07:28,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:07:28,314 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:07:28,315 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:07:28,318 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:07:28,319 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/large_const.i [2024-09-13 10:07:29,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:07:29,793 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:07:29,794 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/large_const.i [2024-09-13 10:07:29,800 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/06acb3d7f/a58f9d049b174fada8a6a7b4b3992efa/FLAG3989cceaf [2024-09-13 10:07:29,812 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/06acb3d7f/a58f9d049b174fada8a6a7b4b3992efa [2024-09-13 10:07:29,814 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:07:29,815 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:07:29,816 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/large_const.yml/witness-2.1.yml [2024-09-13 10:07:29,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:07:29,860 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:07:29,863 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:07:29,863 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:07:29,867 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:07:29,868 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:07:29" (1/2) ... [2024-09-13 10:07:29,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32001012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:07:29, skipping insertion in model container [2024-09-13 10:07:29,870 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:07:29" (1/2) ... [2024-09-13 10:07:29,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@385277a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:07:29, skipping insertion in model container [2024-09-13 10:07:29,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:29" (2/2) ... [2024-09-13 10:07:29,872 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32001012 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:07:29, skipping insertion in model container [2024-09-13 10:07:29,872 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:29" (2/2) ... [2024-09-13 10:07:29,881 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:07:29,882 INFO L1541 ArrayList]: Loop invariant at [L46-L50] ((((j == 0) && (n <= 0)) || ((((((10000 <= c3) && (0 <= j)) && (2000 <= k)) && (4000 <= c1)) && (n <= 1)) && (2000 <= c2))) || ((((((10000 <= c3) && (1 <= k)) && (1 <= j)) && (4000 <= c1)) && (n <= 1)) && (2000 <= c2))) [2024-09-13 10:07:29,882 INFO L1541 ArrayList]: Loop invariant at [L34-L44] ((((((10000 <= c3) && (k == 0)) && (4000 <= c1)) && (i == 0)) && (2000 <= c2)) || ((((((10000 <= c3) && (2000 <= k)) && (4000 <= c1)) && (n <= 1)) && (2000 <= c2)) && (1 <= i))) [2024-09-13 10:07:29,884 INFO L1541 ArrayList]: Function contract at [L17]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:07:29,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:07:30,023 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/loop-invgen/large_const.i[893,906] [2024-09-13 10:07:30,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:07:30,045 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:07:30,071 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/loop-invgen/large_const.i[893,906] Start Parsing Local Start Parsing Local [2024-09-13 10:07:30,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:07:30,091 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:07:30,092 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:07:30 WrapperNode [2024-09-13 10:07:30,092 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:07:30,092 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:07:30,092 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:07:30,093 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:07:30,103 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,103 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,112 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,126 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 [2024-09-13 10:07:30,127 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,127 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,130 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,133 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,138 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,139 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:07:30,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:07:30,145 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:07:30,145 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:07:30,146 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 13.09 10:07:30" (1/1) ... [2024-09-13 10:07:30,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:07:30,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:07:30,184 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) [2024-09-13 10:07:30,188 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 [2024-09-13 10:07:30,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:07:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:07:30,242 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:07:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:07:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:07:30,243 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:07:30,243 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:07:30,243 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:07:30,243 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:07:30,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:07:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:07:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:07:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:07:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:07:30,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:07:30,319 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:07:30,322 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:07:30,447 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:07:30,454 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:07:30,485 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:07:30,485 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:07:30,485 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:07:30 BoogieIcfgContainer [2024-09-13 10:07:30,486 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:07:30,486 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:07:30,486 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:07:30,487 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:07:30,487 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:07:29" (1/4) ... [2024-09-13 10:07:30,487 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f3b75d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:07:30, skipping insertion in model container [2024-09-13 10:07:30,487 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:07:29" (2/4) ... [2024-09-13 10:07:30,488 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f3b75d6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:07:30, skipping insertion in model container [2024-09-13 10:07:30,488 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 13.09 10:07:30" (3/4) ... [2024-09-13 10:07:30,488 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f3b75d6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:07:30, skipping insertion in model container [2024-09-13 10:07:30,488 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:07:30" (4/4) ... [2024-09-13 10:07:30,489 INFO L79 RefereeObserver]: Analyzing ICFG large_const.i [2024-09-13 10:07:30,492 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:07:30,492 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 10:07:30,492 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-13 10:07:30,493 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:07:30,493 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:07:30,493 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 10:07:30,493 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:07:30,493 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:07:30,493 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:07:30,541 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:07:30,546 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,546 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,547 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,547 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,549 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,584 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:07:30,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,585 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,585 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,595 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,618 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:07:30,629 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:07:30,629 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,630 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,630 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,630 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,630 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,634 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:07:30,636 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,636 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,636 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,636 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,636 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,643 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:07:30,652 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:07:30,652 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,652 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,652 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,652 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,653 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,657 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:07:30,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,659 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,659 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,659 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,660 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,663 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:07:30,670 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:07:30,670 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,670 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,670 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,670 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,675 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-13 10:07:30,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,675 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,675 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,675 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,677 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,680 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:07:30,686 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:07:30,686 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,686 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,686 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,686 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,687 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,691 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:07:30,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,691 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,691 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,691 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,691 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,693 INFO L514 InvariantChecker]: The annotation(s) from loop head L46-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:07:30,698 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:07:30,698 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,698 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,699 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,699 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,700 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:07:30,701 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,701 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,701 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,701 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,702 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,703 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:07:30,707 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:07:30,707 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:07:30,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:07:30,708 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:07:30,708 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:07:30,708 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,709 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:07:30,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:07:30,709 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:07:30,709 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:07:30,709 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:07:30,709 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:07:30,711 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:07:30,713 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 10:07:30,715 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1f3b75d6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:07:30, skipping insertion in model container [2024-09-13 10:07:30,715 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:07:30,717 INFO L158 Benchmark]: Toolchain (without parser) took 855.70ms. Allocated memory is still 167.8MB. Free memory was 95.0MB in the beginning and 95.7MB in the end (delta: -695.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:07:30,717 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 167.8MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:07:30,718 INFO L158 Benchmark]: Witness Parser took 0.10ms. Allocated memory is still 167.8MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 216.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:07:30,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 228.97ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 81.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:07:30,719 INFO L158 Benchmark]: Boogie Preprocessor took 51.65ms. Allocated memory is still 167.8MB. Free memory was 81.0MB in the beginning and 78.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:07:30,720 INFO L158 Benchmark]: RCFGBuilder took 340.88ms. Allocated memory is still 167.8MB. Free memory was 78.8MB in the beginning and 125.0MB in the end (delta: -46.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-09-13 10:07:30,721 INFO L158 Benchmark]: Referee took 228.82ms. Allocated memory is still 167.8MB. Free memory was 125.0MB in the beginning and 96.1MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-09-13 10:07:30,723 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 19. 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 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 46. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 167.8MB. Free memory is still 130.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.10ms. Allocated memory is still 167.8MB. Free memory was 97.0MB in the beginning and 96.8MB in the end (delta: 216.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 228.97ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 81.0MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.65ms. Allocated memory is still 167.8MB. Free memory was 81.0MB in the beginning and 78.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 340.88ms. Allocated memory is still 167.8MB. Free memory was 78.8MB in the beginning and 125.0MB in the end (delta: -46.2MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Referee took 228.82ms. Allocated memory is still 167.8MB. Free memory was 125.0MB in the beginning and 96.1MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:07:30,746 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...