./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound100.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/ps6-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound100.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 20:53:06,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:07,056 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:53:07,061 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:07,062 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:07,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:07,089 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:07,090 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:07,091 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:07,092 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:07,093 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:07,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:07,094 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:07,095 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:07,096 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:07,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:07,096 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:07,097 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:07,097 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:53:07,097 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:07,097 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:07,098 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:07,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:07,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:07,101 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:07,101 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:07,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:07,101 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:07,102 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:07,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:07,102 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:07,102 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:07,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:07,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:07,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:07,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:07,104 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:53:07,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:53:07,105 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:07,105 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:07,106 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:07,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:07,107 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:07,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:07,401 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:07,404 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:07,405 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:07,405 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:07,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:53:07,457 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:07,457 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:07,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c [2024-09-11 20:53:08,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:09,063 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:09,064 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c [2024-09-11 20:53:09,082 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b0c4114d4/50ecb970d6f94684bf88c09e935bc702/FLAGd576ad22b [2024-09-11 20:53:09,441 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b0c4114d4/50ecb970d6f94684bf88c09e935bc702 [2024-09-11 20:53:09,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:09,442 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:09,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,443 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:09,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:09,449 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 08:53:07" (1/2) ... [2024-09-11 20:53:09,449 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58550cd6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,450 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 08:53:07" (1/2) ... [2024-09-11 20:53:09,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fd7b09d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (2/2) ... [2024-09-11 20:53:09,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58550cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09, skipping insertion in model container [2024-09-11 20:53:09,451 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:09" (2/2) ... [2024-09-11 20:53:09,457 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:09,459 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((y + ((__int128) y * y)) == (c + ((__int128) c * y))) && ((((__int128) c * y) + ((__int128) 3 * c)) == (((__int128) 3 * y) + ((__int128) y * y)))) && ((((6 * (((((__int128) y * y) * y) * y) * y)) + (2 * ((((((__int128) y * y) * y) * y) * y) * y))) + (5 * ((((__int128) y * y) * y) * y))) == (((__int128) x * 12) + ((__int128) y * y)))) && ((((__int128) k * y) == ((__int128) y * y)) || (c < k))) && (k <= 256)) [2024-09-11 20:53:09,459 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:09,459 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:09,476 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:09,612 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] [2024-09-11 20:53:09,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:09,640 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:09,680 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] Start Parsing Local [2024-09-11 20:53:09,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:09,727 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:09,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09 WrapperNode [2024-09-11 20:53:09,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:09,729 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:09,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:09,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:09,742 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,751 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,762 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:09,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,766 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,777 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,778 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,779 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,781 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:09,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:09,782 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:09,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:09,783 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (1/1) ... [2024-09-11 20:53:09,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:09,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:09,811 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 20:53:09,812 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 20:53:09,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:09,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:09,853 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:09,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:09,853 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:09,853 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:09,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:09,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:53:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:53:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:53:09,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:09,909 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:09,911 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:10,068 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:10,119 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:10,120 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:10,142 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:10,142 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:10,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:10 BoogieIcfgContainer [2024-09-11 20:53:10,143 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:10,144 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:10,144 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:10,145 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:10,145 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 08:53:07" (1/4) ... [2024-09-11 20:53:10,145 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a1be078 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,145 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:09" (2/4) ... [2024-09-11 20:53:10,146 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a1be078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,146 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:09" (3/4) ... [2024-09-11 20:53:10,146 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a1be078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,146 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:10" (4/4) ... [2024-09-11 20:53:10,148 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound100.c [2024-09-11 20:53:10,151 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:10,152 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:53:10,152 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:10,153 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:10,153 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:10,153 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:10,153 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 20:53:10,153 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 20:53:10,153 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:10,154 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-09-11 20:53:10,207 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:10,208 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,208 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,209 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,210 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,226 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:10,227 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,227 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,227 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,228 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,232 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,260 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:10,288 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:10,289 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,289 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,289 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,290 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,290 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,329 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:10,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,330 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,330 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,330 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,339 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,346 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:10,369 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:10,369 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,370 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,370 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,370 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,370 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,378 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:10,378 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,379 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,379 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,379 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,380 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,384 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:10,402 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:10,402 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,402 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,403 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,416 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:10,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,417 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,418 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,418 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,420 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:10,443 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:10,443 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,444 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,444 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,444 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,444 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,470 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:10,470 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,471 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,471 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,472 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,472 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,478 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:10,493 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:10,494 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,494 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,494 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,494 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,495 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,498 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:10,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,500 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,500 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,500 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,501 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,503 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:10,516 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:10,517 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,517 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,517 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,517 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,519 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:10,520 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,520 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,520 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,520 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,521 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,523 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:10,537 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:10,538 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:10,538 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:10,538 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:10,539 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:10,539 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,560 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:10,561 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:10,561 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:10,561 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:10,561 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:10,565 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:10,568 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:10,573 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:53:10,574 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a1be078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:10, skipping insertion in model container [2024-09-11 20:53:10,574 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:10,575 INFO L158 Benchmark]: Toolchain (without parser) took 1132.31ms. Allocated memory is still 192.9MB. Free memory was 164.0MB in the beginning and 83.5MB in the end (delta: 80.5MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,576 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 192.9MB. Free memory is still 168.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:10,576 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 192.9MB. Free memory is still 166.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:10,576 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.30ms. Allocated memory is still 192.9MB. Free memory was 163.2MB in the beginning and 149.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,577 INFO L158 Benchmark]: Boogie Preprocessor took 51.68ms. Allocated memory is still 192.9MB. Free memory was 149.8MB in the beginning and 147.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,578 INFO L158 Benchmark]: RCFGBuilder took 361.63ms. Allocated memory is still 192.9MB. Free memory was 147.7MB in the beginning and 130.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,579 INFO L158 Benchmark]: Referee took 430.15ms. Allocated memory is still 192.9MB. Free memory was 130.9MB in the beginning and 83.5MB in the end (delta: 47.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-09-11 20:53:10,582 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 loop head at line 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from loop head at line 28 to loop head 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 entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.13ms. Allocated memory is still 192.9MB. Free memory is still 168.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 192.9MB. Free memory is still 166.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.30ms. Allocated memory is still 192.9MB. Free memory was 163.2MB in the beginning and 149.8MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.68ms. Allocated memory is still 192.9MB. Free memory was 149.8MB in the beginning and 147.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 361.63ms. Allocated memory is still 192.9MB. Free memory was 147.7MB in the beginning and 130.9MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 430.15ms. Allocated memory is still 192.9MB. Free memory was 130.9MB in the beginning and 83.5MB in the end (delta: 47.4MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:10,614 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/ps6-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound100.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 20:53:12,853 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:53:12,930 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:53:12,936 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:53:12,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:53:12,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:53:12,968 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:53:12,968 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:53:12,969 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:53:12,970 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:53:12,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:53:12,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:53:12,971 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:53:12,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:53:12,975 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:53:12,976 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:53:12,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:53:12,977 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:53:12,977 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:53:12,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:53:12,978 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:53:12,981 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:53:12,981 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:53:12,981 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:53:12,982 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:53:12,982 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:53:12,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:53:12,983 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:53:12,983 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:53:12,983 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:53:12,984 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:53:12,984 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:53:12,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:53:12,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:53:12,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:12,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:53:12,985 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:53:12,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:53:12,986 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:53:12,986 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:53:12,986 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:53:12,987 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:53:12,987 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:53:12,987 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:53:12,988 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:53:12,988 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:53:13,317 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:53:13,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:53:13,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:53:13,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:53:13,344 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:53:13,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c [2024-09-11 20:53:14,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:53:15,082 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:53:15,082 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c [2024-09-11 20:53:15,093 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/27d575a1c/3f9d5c4c463c4efdb3f1ed0909b73f3d/FLAGbdd8efdb1 [2024-09-11 20:53:15,113 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/27d575a1c/3f9d5c4c463c4efdb3f1ed0909b73f3d [2024-09-11 20:53:15,116 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:53:15,117 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:53:15,119 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps6-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:53:15,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:53:15,175 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:53:15,177 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:15,178 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:53:15,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:53:15,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:15" (1/2) ... [2024-09-11 20:53:15,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34bcc921 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15, skipping insertion in model container [2024-09-11 20:53:15,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:53:15" (1/2) ... [2024-09-11 20:53:15,187 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@59513e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:53:15, skipping insertion in model container [2024-09-11 20:53:15,188 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 08:53:15" (2/2) ... [2024-09-11 20:53:15,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34bcc921 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:15, skipping insertion in model container [2024-09-11 20:53:15,188 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 08:53:15" (2/2) ... [2024-09-11 20:53:15,202 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:53:15,203 INFO L1541 ArrayList]: Loop invariant at [L28-L37] ((((((y + ((__int128) y * y)) == (c + ((__int128) c * y))) && ((((__int128) c * y) + ((__int128) 3 * c)) == (((__int128) 3 * y) + ((__int128) y * y)))) && ((((6 * (((((__int128) y * y) * y) * y) * y)) + (2 * ((((((__int128) y * y) * y) * y) * y) * y))) + (5 * ((((__int128) y * y) * y) * y))) == (((__int128) x * 12) + ((__int128) y * y)))) && ((((__int128) k * y) == ((__int128) y * y)) || (c < k))) && (k <= 256)) [2024-09-11 20:53:15,203 INFO L1541 ArrayList]: Function contract at [L6]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:53:15,203 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:53:15,222 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:53:15,387 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] [2024-09-11 20:53:15,415 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:15,428 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:53:15,466 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_valuebound100.c[458,471] Start Parsing Local [2024-09-11 20:53:15,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:53:15,513 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:53:15,514 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:53:15 WrapperNode [2024-09-11 20:53:15,514 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:53:15,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:53:15,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:53:15,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:53:15,527 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,528 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,541 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,553 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:53:15,557 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,557 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,569 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,576 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,578 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,579 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:53:15,591 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:53:15,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:53:15,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:53:15,593 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 08:53:15" (1/1) ... [2024-09-11 20:53:15,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:53:15,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:53:15,622 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 20:53:15,626 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 20:53:15,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:53:15,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:53:15,669 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:53:15,669 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:53:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:53:15,671 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:53:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:53:15,671 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:53:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:53:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:53:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:53:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:53:15,672 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:53:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:53:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:53:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:53:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:53:15,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:53:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:53:15,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:53:15,750 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:53:15,754 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:53:26,550 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:53:26,745 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-09-11 20:53:26,746 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:53:26,772 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:53:26,773 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:53:26,773 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:53:26 BoogieIcfgContainer [2024-09-11 20:53:26,773 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:53:26,774 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:53:26,775 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:53:26,775 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:53:26,776 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:53:15" (1/4) ... [2024-09-11 20:53:26,777 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55572db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:53:26, skipping insertion in model container [2024-09-11 20:53:26,777 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 08:53:15" (2/4) ... [2024-09-11 20:53:26,777 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55572db2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:26, skipping insertion in model container [2024-09-11 20:53:26,777 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 08:53:15" (3/4) ... [2024-09-11 20:53:26,778 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55572db2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:53:26, skipping insertion in model container [2024-09-11 20:53:26,778 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 08:53:26" (4/4) ... [2024-09-11 20:53:26,780 INFO L79 RefereeObserver]: Analyzing ICFG ps6-ll_valuebound100.c [2024-09-11 20:53:26,783 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:53:26,784 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:53:26,784 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:53:26,784 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:53:26,784 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:26,784 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:53:26,790 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 20:53:26,790 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 20:53:26,790 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L28-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:53:26,791 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location [2024-09-11 20:53:26,854 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:53:26,855 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,855 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,856 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,857 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,859 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,874 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:53:26,875 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,875 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,875 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,876 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,878 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:26,894 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:26,934 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:53:26,934 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:26,934 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:26,934 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:26,935 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:26,935 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,969 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:53:26,969 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:26,970 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:26,970 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:26,970 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:26,972 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:26,978 INFO L514 InvariantChecker]: The annotation(s) from loop head L28-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:53:27,006 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:27,006 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:27,006 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:27,007 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:27,007 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:27,007 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,020 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:27,021 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:27,021 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:27,021 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:27,021 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:27,022 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:31,845 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:32,052 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:32,053 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:32,053 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:32,053 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:32,053 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:32,053 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:32,063 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:32,064 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:32,064 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:32,064 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:32,064 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:32,065 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:32,071 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:53:32,093 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:53:32,094 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:32,094 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:32,094 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:32,094 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:32,095 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:32,127 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:53:32,128 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:32,128 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:32,129 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:32,129 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:32,130 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:37,757 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:38,144 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:38,144 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:38,144 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:38,144 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:38,145 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:38,145 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:38,147 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:38,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:38,148 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:38,148 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:38,148 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:38,148 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:38,150 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:38,161 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:38,161 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:38,162 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:38,162 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:38,162 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:38,162 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:38,163 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:38,164 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:38,164 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:38,164 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:38,164 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:38,164 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:38,166 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:38,182 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:53:38,183 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:38,183 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:38,183 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:38,183 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:38,183 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:38,207 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:53:38,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:38,209 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:38,211 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:38,211 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:38,216 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:43,000 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:43,185 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:43,186 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@55572db2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:43, skipping insertion in model container [2024-09-11 20:53:43,187 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:43,188 INFO L158 Benchmark]: Toolchain (without parser) took 28012.36ms. Allocated memory is still 69.2MB. Free memory was 44.2MB in the beginning and 32.3MB in the end (delta: 11.9MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2024-09-11 20:53:43,189 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 52.4MB. Free memory is still 29.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:43,189 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:43,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.11ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 29.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:43,190 INFO L158 Benchmark]: Boogie Preprocessor took 75.45ms. Allocated memory is still 69.2MB. Free memory was 29.4MB in the beginning and 48.4MB in the end (delta: -19.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-11 20:53:43,191 INFO L158 Benchmark]: RCFGBuilder took 11182.21ms. Allocated memory is still 69.2MB. Free memory was 48.4MB in the beginning and 28.4MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:53:43,192 INFO L158 Benchmark]: Referee took 16412.28ms. Allocated memory is still 69.2MB. Free memory was 28.4MB in the beginning and 32.3MB in the end (delta: -3.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-09-11 20:53:43,195 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 28 to loop head at line 28. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 29. Annotation is valid for all loop-free paths from loop head at line 28 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 52.4MB. Free memory is still 29.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 69.2MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.11ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 29.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.45ms. Allocated memory is still 69.2MB. Free memory was 29.4MB in the beginning and 48.4MB in the end (delta: -19.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 11182.21ms. Allocated memory is still 69.2MB. Free memory was 48.4MB in the beginning and 28.4MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 16412.28ms. Allocated memory is still 69.2MB. Free memory was 28.4MB in the beginning and 32.3MB in the end (delta: -3.9MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:43,405 WARN L435 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-09-11 20:53:43,436 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