./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:52:38,954 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:38,990 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:38,993 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:38,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:39,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:39,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:39,018 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:39,019 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:39,019 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:39,020 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:39,020 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:39,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:39,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:39,022 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:39,022 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:39,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:39,022 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:39,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:39,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:39,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:39,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:39,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:39,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:39,026 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:39,026 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:39,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:39,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:39,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:39,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:39,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:39,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:39,027 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:39,027 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:39,028 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:39,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:39,030 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:39,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:39,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:39,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:39,259 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:39,259 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:39,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:52:39,297 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:39,297 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:39,297 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c [2024-09-11 20:52:40,482 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:40,630 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:40,631 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c [2024-09-11 20:52:40,636 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/fccb90c22/345fcfa002354b72b74ad0ae4cecc2cc/FLAG8af0098f5 [2024-09-11 20:52:41,063 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/fccb90c22/345fcfa002354b72b74ad0ae4cecc2cc [2024-09-11 20:52:41,063 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:41,065 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:41,065 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:41,065 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:41,071 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:41,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:39" (1/2) ... [2024-09-11 20:52:41,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644b8eee and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:39" (1/2) ... [2024-09-11 20:52:41,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7dfe0837 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:41" (2/2) ... [2024-09-11 20:52:41,073 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@644b8eee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:41" (2/2) ... [2024-09-11 20:52:41,078 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:41,079 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:41,079 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:41,093 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:41,213 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/ps3-ll_valuebound2.c[458,471] [2024-09-11 20:52:41,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,242 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:41,269 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/ps3-ll_valuebound2.c[458,471] Start Parsing Local [2024-09-11 20:52:41,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,288 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:41,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41 WrapperNode [2024-09-11 20:52:41,289 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:41,289 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:41,289 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:41,289 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:41,298 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,303 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,309 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:41,310 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,312 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,315 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:41,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:41,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:41,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:41,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:41,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:41,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:52:41,347 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:52:41,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:41,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:41,386 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:41,386 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:41,386 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:41,387 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:41,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:41,388 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:41,442 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:41,443 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:41,551 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:41,590 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:41,590 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:41,615 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:41,615 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:41,615 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:41 BoogieIcfgContainer [2024-09-11 20:52:41,615 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:41,616 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:41,616 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:41,617 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:41,617 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:39" (1/4) ... [2024-09-11 20:52:41,617 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@18b1b7eb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,617 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:41" (2/4) ... [2024-09-11 20:52:41,617 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@18b1b7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,618 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (3/4) ... [2024-09-11 20:52:41,618 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@18b1b7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,618 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:41" (4/4) ... [2024-09-11 20:52:41,619 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound2.c [2024-09-11 20:52:41,624 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:41,625 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:41,625 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:41,625 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:41,625 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:41,625 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:52:41,625 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:41,626 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:52:41,660 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:41,661 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,661 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,662 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,664 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,678 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:41,679 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,679 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,679 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,680 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,685 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,699 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:41,717 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:41,717 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,717 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,718 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,718 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,718 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,724 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:41,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,725 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,725 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,725 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,725 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,728 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:41,744 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:41,744 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,744 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,745 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,745 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,745 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,749 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:41,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,753 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,753 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,753 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,753 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,757 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:41,768 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:41,768 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,768 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,768 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,768 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,768 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,780 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:41,780 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,781 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,781 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,781 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,781 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,785 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:41,796 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:41,796 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,796 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,796 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,797 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,801 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:41,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,801 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,801 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,801 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,802 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,803 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:41,809 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:41,809 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,809 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,809 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,809 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,809 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,810 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:41,811 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,811 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,811 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,811 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,811 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,812 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:41,814 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:41,815 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@18b1b7eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,815 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:41,816 INFO L158 Benchmark]: Toolchain (without parser) took 751.20ms. Allocated memory is still 157.3MB. Free memory was 118.2MB in the beginning and 68.5MB in the end (delta: 49.7MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,817 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:41,817 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:41,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.36ms. Allocated memory is still 157.3MB. Free memory was 118.2MB in the beginning and 104.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,820 INFO L158 Benchmark]: Boogie Preprocessor took 27.92ms. Allocated memory is still 157.3MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,821 INFO L158 Benchmark]: RCFGBuilder took 297.72ms. Allocated memory is still 157.3MB. Free memory was 102.8MB in the beginning and 88.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,821 INFO L158 Benchmark]: Referee took 198.88ms. Allocated memory is still 157.3MB. Free memory was 88.1MB in the beginning and 68.5MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,823 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 exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. 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 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 86.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.36ms. Allocated memory is still 157.3MB. Free memory was 118.2MB in the beginning and 104.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.92ms. Allocated memory is still 157.3MB. Free memory was 104.9MB in the beginning and 102.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 297.72ms. Allocated memory is still 157.3MB. Free memory was 102.8MB in the beginning and 88.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 198.88ms. Allocated memory is still 157.3MB. Free memory was 88.1MB in the beginning and 68.5MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:41,848 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:52:43,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:43,607 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:43,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:43,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:43,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:43,629 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:43,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:43,630 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:43,630 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:43,630 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:43,631 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:43,631 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:43,631 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:43,632 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:43,632 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:43,632 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:43,632 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:43,633 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:43,633 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:43,633 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:43,636 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:43,636 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:43,636 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:43,636 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:43,637 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:43,637 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:43,637 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:43,637 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:43,637 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:43,638 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:43,638 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:43,638 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:43,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:43,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:43,639 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:43,639 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:43,639 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:43,639 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:43,639 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:43,640 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:43,641 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:43,641 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:43,641 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:43,641 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:43,641 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:43,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:43,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:43,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:43,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:43,894 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:43,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c [2024-09-11 20:52:45,175 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:45,317 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:45,317 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound2.c [2024-09-11 20:52:45,324 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/eb1aa19fb/3668d227f9024e54af45c579fba3b9e5/FLAG94c9fee4c [2024-09-11 20:52:45,734 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/eb1aa19fb/3668d227f9024e54af45c579fba3b9e5 [2024-09-11 20:52:45,737 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:45,738 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:45,738 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:52:45,776 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:45,777 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:45,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:45,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:45,783 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:45,783 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:45" (1/2) ... [2024-09-11 20:52:45,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ff7f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:45, skipping insertion in model container [2024-09-11 20:52:45,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:45" (1/2) ... [2024-09-11 20:52:45,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@776d86de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:45, skipping insertion in model container [2024-09-11 20:52:45,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:45" (2/2) ... [2024-09-11 20:52:45,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ff7f04 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:45, skipping insertion in model container [2024-09-11 20:52:45,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:45" (2/2) ... [2024-09-11 20:52:45,791 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:45,791 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:45,791 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:45,815 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:45,928 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/ps3-ll_valuebound2.c[458,471] [2024-09-11 20:52:45,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:45,962 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:45,996 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/ps3-ll_valuebound2.c[458,471] Start Parsing Local [2024-09-11 20:52:46,007 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:46,020 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:46,021 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46 WrapperNode [2024-09-11 20:52:46,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:46,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:46,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:46,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:46,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,037 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,047 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:52:46,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,060 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,066 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:46,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:46,067 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:46,067 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:46,068 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,071 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:46,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:46,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:52:46,093 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:52:46,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:46,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:46,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:46,175 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:46,177 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:47,770 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:47,839 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:47,839 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:47,861 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:47,861 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:47,861 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:47 BoogieIcfgContainer [2024-09-11 20:52:47,862 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:47,862 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:47,862 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:47,863 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:47,863 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:45" (1/4) ... [2024-09-11 20:52:47,863 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5093c778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,863 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:45" (2/4) ... [2024-09-11 20:52:47,863 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5093c778 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,863 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:46" (3/4) ... [2024-09-11 20:52:47,864 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5093c778 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,864 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:47" (4/4) ... [2024-09-11 20:52:47,865 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound2.c [2024-09-11 20:52:47,868 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:47,869 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:47,869 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:47,869 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:47,869 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:47,869 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:52:47,869 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:47,869 INFO L130 InvariantChecker]: Will check 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, 2 loop-free subgraphs from procedure entry to error location [2024-09-11 20:52:47,910 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:47,911 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,912 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,912 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,913 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,948 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:47,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,950 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,950 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,952 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,955 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,969 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:47,988 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:47,989 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,989 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,989 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,989 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,989 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,994 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:47,994 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,994 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,994 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,994 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,995 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:52,165 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:52,227 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:52,227 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:52,228 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:52,228 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:52,228 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:52,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,242 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:52,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,242 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:52,242 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:52,242 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:52,243 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:52,249 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:52,264 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:52,264 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:52,265 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:52,265 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:52,265 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:52,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,298 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:52,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,299 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:52,299 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:52,299 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:52,299 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:56,663 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:56,763 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:56,763 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:56,763 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:56,763 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:56,763 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:56,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,765 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:56,765 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,765 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:56,765 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:56,766 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:56,766 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:56,772 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:56,777 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:56,778 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:56,778 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:56,778 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:56,778 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:56,778 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,779 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:56,779 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,779 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:56,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:56,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:56,779 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:56,781 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:56,783 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:56,784 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5093c778 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:56, skipping insertion in model container [2024-09-11 20:52:56,784 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:56,786 INFO L158 Benchmark]: Toolchain (without parser) took 11007.78ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 32.0MB in the beginning and 73.5MB in the end (delta: -41.6MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,786 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:56,787 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 71.3MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:56,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.36ms. Allocated memory is still 71.3MB. Free memory was 31.8MB in the beginning and 39.7MB in the end (delta: -7.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,788 INFO L158 Benchmark]: Boogie Preprocessor took 44.03ms. Allocated memory is still 71.3MB. Free memory was 39.7MB in the beginning and 37.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,789 INFO L158 Benchmark]: RCFGBuilder took 1794.61ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 37.4MB in the beginning and 74.2MB in the end (delta: -36.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,790 INFO L158 Benchmark]: Referee took 8922.49ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 73.5MB in the end (delta: 689.8kB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,791 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. 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 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 71.3MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 71.3MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.36ms. Allocated memory is still 71.3MB. Free memory was 31.8MB in the beginning and 39.7MB in the end (delta: -7.9MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.03ms. Allocated memory is still 71.3MB. Free memory was 39.7MB in the beginning and 37.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1794.61ms. Allocated memory was 71.3MB in the beginning and 102.8MB in the end (delta: 31.5MB). Free memory was 37.4MB in the beginning and 74.2MB in the end (delta: -36.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 8922.49ms. Allocated memory is still 102.8MB. Free memory was 74.2MB in the beginning and 73.5MB in the end (delta: 689.8kB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:56,869 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN