./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 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_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.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-5189fb6-m [2024-09-13 05:10:02,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:10:02,138 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:10:02,141 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:10:02,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:10:02,165 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:10:02,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:10:02,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:10:02,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:10:02,167 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:10:02,168 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:10:02,168 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:10:02,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:10:02,169 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:10:02,169 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:10:02,171 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:10:02,171 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:10:02,171 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:10:02,171 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:10:02,172 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:10:02,172 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:10:02,172 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:10:02,172 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:10:02,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:10:02,172 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:10:02,173 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:10:02,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:10:02,173 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:10:02,173 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:10:02,173 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:10:02,173 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:10:02,173 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:10:02,174 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:10:02,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:10:02,174 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:10:02,174 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:10:02,175 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:10:02,175 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:10:02,175 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:10:02,176 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:10:02,176 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:10:02,176 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:10:02,176 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:10:02,177 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:10:02,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:10:02,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:10:02,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:10:02,399 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:10:02,400 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:10:02,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c [2024-09-13 05:10:03,634 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:10:03,767 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:10:03,768 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c [2024-09-13 05:10:03,775 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/aaa226922/d82c6334eb3b49849221f824ab451758/FLAGa7c05b727 [2024-09-13 05:10:03,788 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/aaa226922/d82c6334eb3b49849221f824ab451758 [2024-09-13 05:10:03,790 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:10:03,791 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:10:03,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.yml/witness-2.1.yml [2024-09-13 05:10:03,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:10:03,837 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:10:03,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:10:03,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:10:03,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:10:03,843 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:10:03" (1/2) ... [2024-09-13 05:10:03,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c90d5d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:03, skipping insertion in model container [2024-09-13 05:10:03,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:10:03" (1/2) ... [2024-09-13 05:10:03,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@106ca6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:10:03, skipping insertion in model container [2024-09-13 05:10:03,846 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 05:10:03" (2/2) ... [2024-09-13 05:10:03,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c90d5d7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:03, skipping insertion in model container [2024-09-13 05:10:03,847 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 05:10:03" (2/2) ... [2024-09-13 05:10:03,852 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:10:03,854 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((((3 * ((__int128) y * y)) + y) + ((((__int128) y * y) * y) * 2)) == ((__int128) x * 6)) && (\old(counter) == 0)) [2024-09-13 05:10:03,854 INFO L1541 ArrayList]: Function contract at [L18]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 05:10:03,854 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:10:03,868 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:10:04,013 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_unwindbound10.c[458,471] [2024-09-13 05:10:04,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:10:04,039 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:10:04,072 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_unwindbound10.c[458,471] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-13 05:10:04,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:10:04,094 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:10:04,095 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04 WrapperNode [2024-09-13 05:10:04,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:10:04,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:10:04,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:10:04,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:10:04,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,109 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,116 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 05:10:04,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,120 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,122 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,125 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,130 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:10:04,131 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:10:04,132 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:10:04,132 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:10:04,132 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (1/1) ... [2024-09-13 05:10:04,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:10:04,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:10:04,153 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 05:10:04,155 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 05:10:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:10:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:10:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:10:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:10:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:10:04,192 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:10:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:10:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:10:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:10:04,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:10:04,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:10:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:10:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:10:04,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:10:04,245 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:10:04,247 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:10:04,279 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:10:04,350 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:10:04,362 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:10:04,383 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:10:04,384 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:10:04,384 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:10:04 BoogieIcfgContainer [2024-09-13 05:10:04,384 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:10:04,385 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:10:04,385 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:10:04,386 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:10:04,386 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:10:03" (1/4) ... [2024-09-13 05:10:04,386 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca34dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:10:04, skipping insertion in model container [2024-09-13 05:10:04,387 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 05:10:03" (2/4) ... [2024-09-13 05:10:04,387 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca34dff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:10:04, skipping insertion in model container [2024-09-13 05:10:04,387 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:10:04" (3/4) ... [2024-09-13 05:10:04,387 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca34dff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:10:04, skipping insertion in model container [2024-09-13 05:10:04,387 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:10:04" (4/4) ... [2024-09-13 05:10:04,388 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound10.c [2024-09-13 05:10:04,392 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:10:04,392 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:10:04,393 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:10:04,393 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 05:10:04,393 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:10:04,393 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:10:04,393 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 05:10:04,394 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 05:10:04,394 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-13 05:10:04,394 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-13 05:10:04,440 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:10:04,441 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,442 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,443 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,443 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,485 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:10:04,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,487 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,487 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,488 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,497 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,511 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:10:04,526 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:10:04,526 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,526 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,526 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,527 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,527 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,538 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:10:04,538 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,538 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,538 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,538 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,538 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,542 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:10:04,553 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:10:04,553 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,553 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,553 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,553 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,557 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:10:04,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,558 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,558 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,558 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,558 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,564 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:10:04,572 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:10:04,572 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,572 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,572 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,572 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,572 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,580 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:10:04,581 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,581 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,581 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,581 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,581 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,587 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:10:04,595 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:10:04,595 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,595 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,595 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,595 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,595 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,600 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:10:04,600 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,600 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,600 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,600 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,601 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,603 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:10:04,613 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:10:04,613 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,613 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,614 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,614 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,614 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,616 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:10:04,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,617 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,618 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,618 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,618 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,620 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:10:04,628 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:10:04,628 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,628 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,628 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,629 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,629 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,630 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:10:04,631 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,631 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,631 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,631 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,631 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,633 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:10:04,638 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 05:10:04,638 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:10:04,638 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:10:04,639 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:10:04,639 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:10:04,639 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,655 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-13 05:10:04,655 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:10:04,656 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:10:04,657 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:10:04,657 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:10:04,659 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:10:04,661 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:10:04,665 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:10:04,665 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca34dff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:10:04, skipping insertion in model container [2024-09-13 05:10:04,665 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:10:04,668 INFO L158 Benchmark]: Toolchain (without parser) took 830.15ms. Allocated memory is still 159.4MB. Free memory was 90.1MB in the beginning and 82.5MB in the end (delta: 7.7MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2024-09-13 05:10:04,668 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 102.8MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:10:04,669 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:10:04,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.25ms. Allocated memory is still 159.4MB. Free memory was 90.0MB in the beginning and 129.9MB in the end (delta: -40.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-09-13 05:10:04,670 INFO L158 Benchmark]: Boogie Preprocessor took 34.79ms. Allocated memory is still 159.4MB. Free memory was 129.9MB in the beginning and 128.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:10:04,671 INFO L158 Benchmark]: RCFGBuilder took 253.15ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 114.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-13 05:10:04,672 INFO L158 Benchmark]: Referee took 281.36ms. Allocated memory is still 159.4MB. Free memory was 114.8MB in the beginning and 82.5MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-13 05:10:04,674 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 check that procedure precondition always holds at line 27. 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 loop head at line 27 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 27 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 entry of procedure main to loop head at line 27. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 102.8MB. Free memory is still 65.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 92.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.25ms. Allocated memory is still 159.4MB. Free memory was 90.0MB in the beginning and 129.9MB in the end (delta: -40.0MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.79ms. Allocated memory is still 159.4MB. Free memory was 129.9MB in the beginning and 128.0MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 253.15ms. Allocated memory is still 159.4MB. Free memory was 128.0MB in the beginning and 114.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 281.36ms. Allocated memory is still 159.4MB. Free memory was 114.8MB in the beginning and 82.5MB in the end (delta: 32.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:10:04,699 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE