./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound5.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/prod4br-ll_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound5.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 20:51:43,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:43,834 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:43,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:43,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:43,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:43,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:43,862 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:43,863 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:43,864 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:43,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:43,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:43,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:43,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:43,868 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:43,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:43,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:43,869 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:43,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:43,869 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:43,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:43,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:43,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:43,870 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:43,870 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:43,870 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:43,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:43,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:43,871 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:43,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:43,871 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:43,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:43,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:43,871 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:43,871 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:43,872 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:43,872 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:43,872 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:43,872 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:43,872 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:43,872 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:43,874 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:43,874 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:44,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:44,171 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:44,173 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:44,173 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:44,188 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:44,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound5.yml/witness-2.1.yml [2024-09-11 20:51:44,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:44,233 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:44,234 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2024-09-11 20:51:45,449 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:45,629 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:45,629 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2024-09-11 20:51:45,638 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6d2f22fa4/1bcb74650feb493cb200c2ce8e1f472a/FLAG64052f9b0 [2024-09-11 20:51:46,036 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6d2f22fa4/1bcb74650feb493cb200c2ce8e1f472a [2024-09-11 20:51:46,037 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:46,038 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:46,038 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:46,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:46,042 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:46,042 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 08:51:44" (1/2) ... [2024-09-11 20:51:46,043 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2c0bd0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,043 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 08:51:44" (1/2) ... [2024-09-11 20:51:46,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f7a81da and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:46" (2/2) ... [2024-09-11 20:51:46,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a2c0bd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:46" (2/2) ... [2024-09-11 20:51:46,052 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:46,052 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:46,052 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:46,052 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:46,065 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:46,184 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/prod4br-ll_valuebound5.c[524,537] [2024-09-11 20:51:46,202 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:46,208 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:46,235 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/prod4br-ll_valuebound5.c[524,537] Start Parsing Local [2024-09-11 20:51:46,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:46,255 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:46,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46 WrapperNode [2024-09-11 20:51:46,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:46,256 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:46,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:46,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:46,267 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,275 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,283 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 20:51:46,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,286 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,289 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:46,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:46,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:46,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:46,294 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (1/1) ... [2024-09-11 20:51:46,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:46,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:46,323 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 20:51:46,325 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 20:51:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:46,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:46,359 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:46,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:46,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:46,419 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:46,422 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:46,583 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:46,614 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:46,614 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:46,631 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:46,631 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:46,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:46 BoogieIcfgContainer [2024-09-11 20:51:46,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:46,631 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:46,631 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:46,632 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:46,633 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 08:51:44" (1/4) ... [2024-09-11 20:51:46,633 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c1d5b0b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,633 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:46" (2/4) ... [2024-09-11 20:51:46,634 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c1d5b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,634 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:46" (3/4) ... [2024-09-11 20:51:46,634 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c1d5b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,634 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:46" (4/4) ... [2024-09-11 20:51:46,635 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound5.c [2024-09-11 20:51:46,644 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:46,644 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 20:51:46,644 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:46,645 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:46,645 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:46,645 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:46,645 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 20:51:46,645 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 20:51:46,645 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:46,645 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 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 [2024-09-11 20:51:46,681 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:46,682 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,682 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,682 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,683 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,690 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:46,690 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,690 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,691 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,691 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,693 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,703 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:46,727 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:46,727 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,730 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,730 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,730 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,730 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,737 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:46,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,737 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,737 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,737 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,739 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,741 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:46,752 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:46,752 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,752 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,752 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,752 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,754 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:46,755 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,755 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,755 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,755 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,755 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,756 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:46,772 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:46,772 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,772 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,772 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,772 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,773 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,780 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:46,780 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,780 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,781 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,781 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,781 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,782 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:46,795 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:51:46,795 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,795 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,795 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,795 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,795 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,836 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:51:46,836 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,837 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,837 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,837 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,843 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,847 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:46,858 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:46,858 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,858 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,858 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,858 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,858 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,861 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:46,862 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,862 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,862 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,862 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,863 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,864 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:46,876 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:46,876 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,877 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,877 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,877 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,877 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,878 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:46,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,879 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,879 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,879 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,880 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,882 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:46,892 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:51:46,893 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:46,893 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:46,893 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:46,893 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:46,894 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,902 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:51:46,902 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:46,903 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:46,903 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:46,905 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:46,906 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:46,909 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:46,912 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:46,912 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c1d5b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:46, skipping insertion in model container [2024-09-11 20:51:46,912 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:46,914 INFO L158 Benchmark]: Toolchain (without parser) took 875.53ms. Allocated memory is still 186.6MB. Free memory was 144.0MB in the beginning and 105.1MB in the end (delta: 39.0MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:46,915 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 102.8MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:46,916 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 102.8MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:46,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.53ms. Allocated memory is still 186.6MB. Free memory was 144.0MB in the beginning and 130.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:46,917 INFO L158 Benchmark]: Boogie Preprocessor took 34.97ms. Allocated memory is still 186.6MB. Free memory was 130.0MB in the beginning and 127.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:46,918 INFO L158 Benchmark]: RCFGBuilder took 339.13ms. Allocated memory is still 186.6MB. Free memory was 127.9MB in the beginning and 145.8MB in the end (delta: -17.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-11 20:51:46,918 INFO L158 Benchmark]: Referee took 281.06ms. Allocated memory is still 186.6MB. Free memory was 145.8MB in the beginning and 105.1MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-09-11 20:51:46,921 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. 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 0.12ms. Allocated memory is still 102.8MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 102.8MB. Free memory is still 70.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.53ms. Allocated memory is still 186.6MB. Free memory was 144.0MB in the beginning and 130.0MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.97ms. Allocated memory is still 186.6MB. Free memory was 130.0MB in the beginning and 127.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 339.13ms. Allocated memory is still 186.6MB. Free memory was 127.9MB in the beginning and 145.8MB in the end (delta: -17.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 281.06ms. Allocated memory is still 186.6MB. Free memory was 145.8MB in the beginning and 105.1MB in the end (delta: 40.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:46,944 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/prod4br-ll_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound5.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 20:51:48,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:48,741 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:48,746 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:48,746 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:48,769 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:48,770 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:48,770 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:48,771 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:48,771 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:48,771 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:48,771 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:48,772 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:48,772 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:48,772 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:48,772 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:48,773 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:48,773 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:48,775 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:48,775 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:48,776 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:48,776 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:48,776 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:48,776 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:48,777 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:48,777 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:48,777 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:48,777 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:48,777 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:48,778 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:48,778 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:48,778 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:48,778 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:48,778 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:48,779 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:48,789 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:48,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:48,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:48,790 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:48,791 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:48,791 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:48,792 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:48,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:48,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:48,793 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:48,793 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:49,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:49,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:49,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:49,053 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:49,053 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:49,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound5.yml/witness-2.1.yml [2024-09-11 20:51:49,093 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:49,094 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:49,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2024-09-11 20:51:50,340 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:50,476 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:50,477 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound5.c [2024-09-11 20:51:50,484 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/456a2500d/6dba094e9629499db38b5ca92ebef985/FLAG9c111cd01 [2024-09-11 20:51:50,882 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/456a2500d/6dba094e9629499db38b5ca92ebef985 [2024-09-11 20:51:50,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:50,884 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:50,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:50,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:50,888 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:50,889 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 08:51:49" (1/2) ... [2024-09-11 20:51:50,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f038ca7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:50, skipping insertion in model container [2024-09-11 20:51:50,889 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 08:51:49" (1/2) ... [2024-09-11 20:51:50,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a2fc65f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:50, skipping insertion in model container [2024-09-11 20:51:50,891 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:50" (2/2) ... [2024-09-11 20:51:50,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f038ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:50, skipping insertion in model container [2024-09-11 20:51:50,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:50" (2/2) ... [2024-09-11 20:51:50,900 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:50,901 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:50,901 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:50,901 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:50,916 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:51,036 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/prod4br-ll_valuebound5.c[524,537] [2024-09-11 20:51:51,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:51,060 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:51,094 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/prod4br-ll_valuebound5.c[524,537] Start Parsing Local [2024-09-11 20:51:51,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:51,129 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:51,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51 WrapperNode [2024-09-11 20:51:51,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:51,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:51,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:51,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:51,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,156 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,169 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 20:51:51,169 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,169 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,177 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,181 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,182 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,186 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:51,188 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:51,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:51,188 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:51,189 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (1/1) ... [2024-09-11 20:51:51,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:51,202 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:51,215 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 20:51:51,218 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 20:51:51,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:51,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:51,257 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:51,257 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:51,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:51,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:51,324 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:51,327 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:59,112 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:59,182 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:59,183 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:59,201 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:59,201 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:59,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:59 BoogieIcfgContainer [2024-09-11 20:51:59,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:59,202 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:59,202 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:59,203 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:59,203 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 08:51:49" (1/4) ... [2024-09-11 20:51:59,203 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e9e2b36 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:59, skipping insertion in model container [2024-09-11 20:51:59,203 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:50" (2/4) ... [2024-09-11 20:51:59,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e9e2b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:59, skipping insertion in model container [2024-09-11 20:51:59,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:51" (3/4) ... [2024-09-11 20:51:59,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e9e2b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:59, skipping insertion in model container [2024-09-11 20:51:59,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:59" (4/4) ... [2024-09-11 20:51:59,209 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound5.c [2024-09-11 20:51:59,212 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:59,212 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 20:51:59,212 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:59,213 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:59,213 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:59,213 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:59,214 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 20:51:59,214 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 20:51:59,214 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:59,214 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 20:51:59,254 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:59,255 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:59,255 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:59,256 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:59,256 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:59,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:59,267 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:59,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:59,269 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:59,269 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:59,269 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:59,272 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:59,283 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:59,311 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:59,312 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:59,312 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:59,312 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:59,313 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:59,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:59,321 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:59,321 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:59,321 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:59,321 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:59,322 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:59,324 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:03,486 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:03,574 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:03,574 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:03,574 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:03,574 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:03,574 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:03,574 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:03,578 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:03,578 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:03,578 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:03,578 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:03,578 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:03,579 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:07,720 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:07,788 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:52:07,788 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:07,788 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:07,788 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:07,788 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:07,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,799 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:52:07,799 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,799 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:07,799 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:07,799 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:07,799 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:07,858 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:07,884 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:52:07,884 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:07,884 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:07,884 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:07,885 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:07,885 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,926 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:52:07,926 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:07,927 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:07,927 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:07,927 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:07,939 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:12,834 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:13,101 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:13,102 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:13,102 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:13,102 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:13,102 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:13,102 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:13,104 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:13,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:13,104 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:13,104 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:13,104 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:13,104 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:13,106 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:13,112 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:13,112 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:13,112 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:13,112 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:13,112 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:13,112 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:13,113 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:13,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:13,114 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:13,114 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:13,114 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:13,114 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:13,115 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:13,121 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:13,121 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:13,121 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:13,121 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:13,121 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:13,121 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:13,128 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:52:13,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:13,129 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:13,129 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:13,129 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:13,131 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:17,312 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:17,400 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:17,400 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2e9e2b36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:17, skipping insertion in model container [2024-09-11 20:52:17,400 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:17,402 INFO L158 Benchmark]: Toolchain (without parser) took 26517.31ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 39.0MB in the beginning and 48.5MB in the end (delta: -9.5MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,402 INFO L158 Benchmark]: Witness Parser took 0.69ms. Allocated memory is still 60.8MB. Free memory was 36.0MB in the beginning and 35.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:17,402 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 60.8MB. Free memory is still 33.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:17,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.51ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 24.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,403 INFO L158 Benchmark]: Boogie Preprocessor took 57.05ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 24.4MB in the beginning and 65.1MB in the end (delta: -40.7MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,404 INFO L158 Benchmark]: RCFGBuilder took 8013.60ms. Allocated memory is still 86.0MB. Free memory was 65.1MB in the beginning and 48.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,404 INFO L158 Benchmark]: Referee took 18198.13ms. Allocated memory is still 86.0MB. Free memory was 48.1MB in the beginning and 48.5MB in the end (delta: -468.6kB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:17,406 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 34 to loop head at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. 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 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.69ms. Allocated memory is still 60.8MB. Free memory was 36.0MB in the beginning and 35.9MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 60.8MB. Free memory is still 33.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.51ms. Allocated memory is still 60.8MB. Free memory was 38.9MB in the beginning and 24.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.05ms. Allocated memory was 60.8MB in the beginning and 86.0MB in the end (delta: 25.2MB). Free memory was 24.4MB in the beginning and 65.1MB in the end (delta: -40.7MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * RCFGBuilder took 8013.60ms. Allocated memory is still 86.0MB. Free memory was 65.1MB in the beginning and 48.1MB in the end (delta: 17.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 18198.13ms. Allocated memory is still 86.0MB. Free memory was 48.1MB in the beginning and 48.5MB in the end (delta: -468.6kB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:17,596 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: UNKNOWN