This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:10:31,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:10:31,136 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:10:31,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:10:31,139 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:10:31,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:10:31,171 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:10:31,171 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:10:31,171 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:10:31,172 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:10:31,172 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:10:31,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:10:31,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:10:31,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:10:31,173 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:10:31,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:10:31,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:10:31,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:10:31,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:10:31,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:10:31,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:10:31,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:10:31,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:10:31,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:10:31,177 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:10:31,177 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:10:31,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:10:31,178 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:10:31,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:10:31,178 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:10:31,178 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:10:31,178 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:10:31,178 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:10:31,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:10:31,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:10:31,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:10:31,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:10:31,179 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:10:31,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:10:31,180 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:10:31,180 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:10:31,182 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:10:31,182 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:10:31,182 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:10:31,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:10:31,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:10:31,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:10:31,420 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:10:31,420 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:10:31,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound5.yml/witness-2.1.yml [2024-09-13 05:10:31,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:10:31,461 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:10:31,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c [2024-09-13 05:10:32,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:10:32,842 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:10:32,843 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound5.c [2024-09-13 05:10:32,849 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/93d5208fc/1365a94788e244138ef1e5bcc9d235ef/FLAGc5aaaa4e6 [2024-09-13 05:10:33,265 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/93d5208fc/1365a94788e244138ef1e5bcc9d235ef [2024-09-13 05:10:33,265 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:10:33,266 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:10:33,267 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:10:33,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:10:33,271 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:10:33,272 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 05:10:31" (1/2) ... [2024-09-13 05:10:33,273 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcc135b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:33, skipping insertion in model container [2024-09-13 05:10:33,273 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 05:10:31" (1/2) ... [2024-09-13 05:10:33,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40d7582a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:33, skipping insertion in model container [2024-09-13 05:10:33,274 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:10:33" (2/2) ... [2024-09-13 05:10:33,275 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bcc135b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33, skipping insertion in model container [2024-09-13 05:10:33,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:10:33" (2/2) ... [2024-09-13 05:10:33,282 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:10:33,283 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((((((k <= 5) && ((k == 3) || (3 < k))) && (276 == x)) && (y == 3)) && (c == 3)) || (((((k <= 5) && ((1 < k) || (k == 1))) && (y == 1)) && (x == 1)) && (c == 1))) || (((((x == 33) && (y == 2)) && (k <= 5)) && ((k == 2) || (2 < k))) && (c == 2))) || (((((x == 0) && (k <= 5)) && (0 <= k)) && (c == 0)) && (y == 0))) || (((((k <= 5) && (0 <= k)) && (((__int128) y * y) == ((__int128) k * y))) && ((((2 * ((((((__int128) y * y) * y) * y) * y) * y)) + (6 * (((((__int128) y * y) * y) * y) * y))) + (5 * ((((__int128) y * y) * y) * y))) == (((__int128) x * 12) + ((__int128) y * y)))) && (5 <= c))) || (((((k <= 5) && (4 <= k)) && (y == 4)) && (c == 4)) && (1300 == x))) [2024-09-13 05:10:33,283 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:10:33,283 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:10:33,296 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:10:33,421 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/ps6-ll_valuebound5.c[458,471] [2024-09-13 05:10:33,446 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:10:33,458 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:10:33,487 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/ps6-ll_valuebound5.c[458,471] Start Parsing Local [2024-09-13 05:10:33,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:10:33,517 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:10:33,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33 WrapperNode [2024-09-13 05:10:33,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:10:33,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:10:33,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:10:33,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:10:33,528 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,534 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,540 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 05:10:33,540 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,541 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,545 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,551 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,553 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,554 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:10:33,555 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:10:33,555 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:10:33,555 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:10:33,556 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (1/1) ... [2024-09-13 05:10:33,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:10:33,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:10:33,578 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 05:10:33,580 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 05:10:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:10:33,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:10:33,615 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:10:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:10:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:10:33,616 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:10:33,616 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:10:33,616 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:10:33,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:10:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:10:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:10:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:10:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:10:33,618 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:10:33,665 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:10:33,667 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:10:33,802 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:10:33,820 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:10:33,844 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:10:33,845 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:10:33,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:10:33 BoogieIcfgContainer [2024-09-13 05:10:33,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:10:33,846 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:10:33,847 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:10:33,847 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:10:33,847 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 05:10:31" (1/4) ... [2024-09-13 05:10:33,848 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1bd91f5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:10:33, skipping insertion in model container [2024-09-13 05:10:33,848 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:10:33" (2/4) ... [2024-09-13 05:10:33,848 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1bd91f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:10:33, skipping insertion in model container [2024-09-13 05:10:33,848 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:33" (3/4) ... [2024-09-13 05:10:33,848 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1bd91f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:10:33, skipping insertion in model container [2024-09-13 05:10:33,849 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:10:33" (4/4) ... [2024-09-13 05:10:33,849 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound5.c [2024-09-13 05:10:33,852 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:10:33,852 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 05:10:33,853 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:10:33,853 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:10:33,853 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:10:33,853 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:10:33,853 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 05:10:33,853 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 05:10:33,854 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:10:33,854 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-13 05:10:33,894 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:10:33,894 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:33,895 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:33,895 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:33,896 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:33,897 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:33,904 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:10:33,905 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:33,905 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:33,905 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:33,906 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:33,908 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:33,919 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:10:33,945 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 05:10:33,949 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:33,949 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:33,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:33,951 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:33,951 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:33,977 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 05:10:33,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:33,978 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:33,978 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:33,978 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:33,982 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:33,987 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:10:33,999 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:10:33,999 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:34,000 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:34,000 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:34,000 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:34,000 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,006 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:10:34,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,007 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:34,007 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:34,007 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:34,007 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:34,012 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:10:34,023 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:10:34,023 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:34,024 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:34,024 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:34,024 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:34,024 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,030 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:10:34,030 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,030 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:34,031 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:34,031 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:34,031 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:34,033 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:10:34,048 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:10:34,048 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:34,049 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:34,049 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:34,049 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:34,049 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,071 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:10:34,072 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,072 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:34,072 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:34,072 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:34,073 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:34,078 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:10:34,088 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:10:34,089 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:34,089 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:34,090 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:34,090 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:34,090 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,092 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:10:34,093 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,093 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:34,093 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:34,093 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:34,093 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:34,095 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:10:34,118 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:10:34,119 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:34,119 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:34,119 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:34,119 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:34,119 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,121 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:10:34,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,122 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:34,122 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:34,122 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:34,122 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:34,124 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:10:34,133 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:10:34,133 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:34,133 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:34,133 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:34,133 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:34,133 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,147 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-13 05:10:34,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:34,147 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:34,148 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:34,148 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:34,150 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:34,156 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:10:34,159 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:10:34,159 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1bd91f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:10:34, skipping insertion in model container [2024-09-13 05:10:34,159 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:10:34,160 INFO L158 Benchmark]: Toolchain (without parser) took 893.46ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 54.3MB in the beginning and 101.8MB in the end (delta: -47.5MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2024-09-13 05:10:34,161 INFO L158 Benchmark]: Witness Parser took 0.45ms. Allocated memory is still 111.1MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:10:34,161 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:10:34,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.98ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 54.2MB in the beginning and 118.2MB in the end (delta: -64.0MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2024-09-13 05:10:34,163 INFO L158 Benchmark]: Boogie Preprocessor took 36.13ms. Allocated memory is still 155.2MB. Free memory was 118.2MB in the beginning and 116.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:10:34,164 INFO L158 Benchmark]: RCFGBuilder took 290.43ms. Allocated memory is still 155.2MB. Free memory was 116.0MB in the beginning and 100.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-13 05:10:34,164 INFO L158 Benchmark]: Referee took 312.38ms. Allocated memory is still 155.2MB. Free memory was 100.1MB in the beginning and 101.8MB in the end (delta: -1.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-09-13 05:10:34,168 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 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 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from loop head at line 28 to loop head at line 28. 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 11. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. 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 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.45ms. Allocated memory is still 111.1MB. Free memory is still 79.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 111.1MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.98ms. Allocated memory was 111.1MB in the beginning and 155.2MB in the end (delta: 44.0MB). Free memory was 54.2MB in the beginning and 118.2MB in the end (delta: -64.0MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.13ms. Allocated memory is still 155.2MB. Free memory was 118.2MB in the beginning and 116.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.43ms. Allocated memory is still 155.2MB. Free memory was 116.0MB in the beginning and 100.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 312.38ms. Allocated memory is still 155.2MB. Free memory was 100.1MB in the beginning and 101.8MB in the end (delta: -1.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:10:34,190 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...