This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:10:35,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:10:35,100 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:10:35,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:10:35,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:10:35,129 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:10:35,130 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:10:35,131 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:10:35,132 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:10:35,135 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:10:35,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:10:35,136 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:10:35,136 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:10:35,137 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:10:35,137 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:10:35,137 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:10:35,138 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:10:35,138 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:10:35,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:10:35,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:10:35,139 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:10:35,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:10:35,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:10:35,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:10:35,140 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:10:35,140 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:10:35,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:10:35,141 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:10:35,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:10:35,141 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:10:35,141 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:10:35,142 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:10:35,142 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:10:35,142 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:10:35,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:10:35,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:10:35,143 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:10:35,143 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:10:35,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:10:35,143 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:10:35,144 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:10:35,145 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:10:35,145 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:10:35,145 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:10:35,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:10:35,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:10:35,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:10:35,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:10:35,390 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:10:35,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c [2024-09-13 10:10:36,806 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:10:36,987 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:10:36,988 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prodbin-ll_valuebound10.c [2024-09-13 10:10:36,994 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8c54f1a1d/27b6302f5f024b718196d0ddb9ba4e71/FLAG2d458f5c4 [2024-09-13 10:10:37,016 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8c54f1a1d/27b6302f5f024b718196d0ddb9ba4e71 [2024-09-13 10:10:37,018 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:10:37,018 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:10:37,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prodbin-ll_valuebound10.yml/witness-2.1.yml [2024-09-13 10:10:37,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:10:37,073 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:10:37,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:10:37,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:10:37,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:10:37,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:10:37" (1/2) ... [2024-09-13 10:10:37,083 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35572063 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:10:37, skipping insertion in model container [2024-09-13 10:10:37,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:10:37" (1/2) ... [2024-09-13 10:10:37,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@703d0ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:10:37, skipping insertion in model container [2024-09-13 10:10:37,086 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 10:10:37" (2/2) ... [2024-09-13 10:10:37,086 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35572063 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:10:37, skipping insertion in model container [2024-09-13 10:10:37,086 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 10:10:37" (2/2) ... [2024-09-13 10:10:37,093 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:10:37,094 INFO L1541 ArrayList]: Loop invariant at [L34-L45] ((((((((((((((z == 0) && (y == (b / 2))) && (((long long) a * 2) == x)) && (0 <= a)) && ((b % 2) != 1)) && (1 <= y)) && (a <= 10)) && (y <= 5)) || ((((((((1 <= (b % 2)) && ((z + ((__int128) y * x)) == ((long long) b * a))) && (((long long) a * 2) == x)) && (0 <= a)) && (1 <= b)) && (b <= 10)) && (a <= 10)) && (((-1 + b) / 2) == y))) || ((((((((z == 0) && (((__int128) y * x) == ((long long) b * a))) && (y <= 2)) && (0 <= a)) && (1 <= b)) && (1 <= y)) && (b <= 10)) && (a <= 10))) || (((((((z == 0) && (b == y)) && (0 <= a)) && (1 <= y)) && (b <= 10)) && (a == x)) && (a <= 10))) || (((((((0 <= y) && ((z + ((__int128) y * x)) == ((long long) b * a))) && (0 <= a)) && (1 <= b)) && (b <= 10)) && (a <= 10)) && (y <= 1))) || ((((((((0 <= y) && ((z + ((__int128) y * x)) == ((long long) b * a))) && (y <= 2)) && (0 <= a)) && (x == ((__int128) z * 2))) && (1 <= b)) && (b <= 10)) && (a <= 10))) || (((((((((a == z) && (1 <= (b % 2))) && (((long long) a * 4) == x)) && (0 <= a)) && (0 <= b)) && ((((-1 + b) / 2) % 2) != 1)) && (((-1 + b) / 4) == y)) && (b <= 10)) && (a <= 10))) [2024-09-13 10:10:37,095 INFO L1541 ArrayList]: Function contract at [L9]: requires null, ensures (\old(cond) != 0) [2024-09-13 10:10:37,095 INFO L1541 ArrayList]: Function contract at [L12]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 10:10:37,111 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:10:37,250 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/prodbin-ll_valuebound10.c[537,550] [2024-09-13 10:10:37,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:10:37,275 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 10:10:37,317 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/prodbin-ll_valuebound10.c[537,550] Start Parsing Local [2024-09-13 10:10:37,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:10:37,376 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:10:37,377 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:10:37 WrapperNode [2024-09-13 10:10:37,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:10:37,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:10:37,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:10:37,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:10:37,392 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,393 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,400 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,419 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 10:10:37,419 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,420 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,430 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,438 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,444 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,445 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,447 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:10:37,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:10:37,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:10:37,451 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:10:37,452 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 10:10:37" (1/1) ... [2024-09-13 10:10:37,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:10:37,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:10:37,484 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 10:10:37,487 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 10:10:37,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:10:37,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:10:37,526 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:10:37,526 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:10:37,526 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:10:37,526 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:10:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:10:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:10:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:10:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:10:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:10:37,527 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:10:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:10:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:10:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:10:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:10:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:10:37,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:10:37,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:10:37,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:10:37,590 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:10:37,594 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:10:37,792 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:10:37,804 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:10:37,848 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:10:37,851 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 10:10:37,852 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:10:37 BoogieIcfgContainer [2024-09-13 10:10:37,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:10:37,853 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:10:37,853 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:10:37,854 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:10:37,854 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:10:37" (1/4) ... [2024-09-13 10:10:37,854 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d2780b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:10:37, skipping insertion in model container [2024-09-13 10:10:37,856 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 10:10:37" (2/4) ... [2024-09-13 10:10:37,856 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d2780b7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:10:37, skipping insertion in model container [2024-09-13 10:10:37,856 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 10:10:37" (3/4) ... [2024-09-13 10:10:37,857 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d2780b7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:10:37, skipping insertion in model container [2024-09-13 10:10:37,857 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 10:10:37" (4/4) ... [2024-09-13 10:10:37,858 INFO L79 RefereeObserver]: Analyzing ICFG prodbin-ll_valuebound10.c [2024-09-13 10:10:37,863 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 10:10:37,864 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:10:37,864 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 10:10:37,864 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 10:10:37,864 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:10:37,865 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:10:37,865 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 10:10:37,865 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 10:10:37,865 INFO L130 InvariantChecker]: Will check 3 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, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:10:37,940 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 10:10:37,941 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:37,941 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:37,942 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:37,943 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:37,945 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:37,955 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 10:10:37,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:37,956 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:37,957 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:37,957 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:37,961 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:37,983 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:10:38,022 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 10:10:38,024 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:38,025 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:38,025 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:38,025 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:38,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,082 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 10:10:38,084 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,084 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:38,084 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:38,085 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:38,097 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:38,105 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:10:38,132 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 10:10:38,133 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:38,133 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:38,133 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:38,134 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:38,134 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,211 INFO L101 BaseMinimizeStates]: Removed 15 edges and 6 locations by large block encoding [2024-09-13 10:10:38,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,212 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:38,213 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:38,213 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:38,229 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:38,289 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:10:38,307 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:10:38,310 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:38,310 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:38,311 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:38,311 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:38,311 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,325 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:10:38,325 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,325 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:38,325 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:38,325 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:38,326 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:38,331 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:10:38,346 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:10:38,346 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:38,347 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:38,347 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:38,347 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:38,347 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,356 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:10:38,360 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,360 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:38,360 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:38,360 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:38,360 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:38,376 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:10:38,391 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:10:38,392 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:38,392 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:38,393 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:38,393 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:38,393 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,395 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:10:38,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,396 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:38,396 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:38,396 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:38,397 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:38,399 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:10:38,411 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:10:38,411 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:10:38,412 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:10:38,412 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:10:38,412 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:10:38,412 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,414 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:10:38,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:10:38,414 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:10:38,415 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:10:38,415 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:10:38,415 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:10:38,417 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:10:38,420 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 10:10:38,423 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d2780b7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:10:38, skipping insertion in model container [2024-09-13 10:10:38,423 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:10:38,425 INFO L158 Benchmark]: Toolchain (without parser) took 1350.55ms. Allocated memory is still 213.9MB. Free memory was 184.0MB in the beginning and 95.9MB in the end (delta: 88.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2024-09-13 10:10:38,425 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 151.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:10:38,426 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 213.9MB. Free memory is still 186.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:10:38,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 302.65ms. Allocated memory is still 213.9MB. Free memory was 184.0MB in the beginning and 170.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 10:10:38,427 INFO L158 Benchmark]: Boogie Preprocessor took 71.53ms. Allocated memory is still 213.9MB. Free memory was 170.3MB in the beginning and 168.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:10:38,428 INFO L158 Benchmark]: RCFGBuilder took 401.12ms. Allocated memory is still 213.9MB. Free memory was 168.2MB in the beginning and 150.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-13 10:10:38,429 INFO L158 Benchmark]: Referee took 570.15ms. Allocated memory is still 213.9MB. Free memory was 150.4MB in the beginning and 95.9MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-09-13 10:10:38,432 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 main to loop head at line 34. 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 34 to loop head at line 34. 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 14. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 151.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 213.9MB. Free memory is still 186.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 302.65ms. Allocated memory is still 213.9MB. Free memory was 184.0MB in the beginning and 170.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.53ms. Allocated memory is still 213.9MB. Free memory was 170.3MB in the beginning and 168.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 401.12ms. Allocated memory is still 213.9MB. Free memory was 168.2MB in the beginning and 150.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 570.15ms. Allocated memory is still 213.9MB. Free memory was 150.4MB in the beginning and 95.9MB in the end (delta: 54.5MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:10:38,463 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...