./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.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/mannadiv_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.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 20:51:34,890 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:34,942 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:34,947 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:34,949 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:34,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:34,979 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:34,979 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:34,979 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:34,980 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:34,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:34,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:34,981 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:34,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:34,982 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:34,982 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:34,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:34,983 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:34,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:34,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:34,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:34,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:34,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:34,985 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:34,985 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:34,986 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:34,986 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:34,986 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:34,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:34,987 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:34,987 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:34,987 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:34,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:34,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:34,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:34,992 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:34,992 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:34,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:34,993 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:34,993 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:34,993 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:34,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:34,994 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:35,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:35,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:35,234 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:35,235 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:35,235 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:35,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2024-09-11 20:51:36,665 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:36,824 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:36,825 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2024-09-11 20:51:36,832 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/240dae059/f98727a3522049f1b726a6dea7b3afcf/FLAGfb44d9468 [2024-09-11 20:51:37,227 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/240dae059/f98727a3522049f1b726a6dea7b3afcf [2024-09-11 20:51:37,230 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:37,230 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:37,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.yml/witness-2.1.yml [2024-09-11 20:51:37,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:37,279 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:37,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:37,281 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:37,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:37,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:37" (1/2) ... [2024-09-11 20:51:37,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401383fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:37" (1/2) ... [2024-09-11 20:51:37,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c8f963b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,289 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 08:51:37" (2/2) ... [2024-09-11 20:51:37,290 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@401383fd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,290 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 08:51:37" (2/2) ... [2024-09-11 20:51:37,299 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:37,300 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:37,300 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:37,319 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:37,518 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/mannadiv_valuebound20.c[573,586] [2024-09-11 20:51:37,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:37,552 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:37,590 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/mannadiv_valuebound20.c[573,586] Start Parsing Local [2024-09-11 20:51:37,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:37,616 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:37,617 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:37 WrapperNode [2024-09-11 20:51:37,617 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:37,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:37,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:37,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:37,632 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,633 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,637 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,645 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:51:37,645 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,645 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,649 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,651 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,652 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,653 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,654 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:37,655 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:37,655 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:37,655 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:37,656 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 08:51:37" (1/1) ... [2024-09-11 20:51:37,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:37,666 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:37,691 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 20:51:37,693 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 20:51:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:37,724 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:37,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:37,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:37,776 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:37,778 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:37,886 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:37,920 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:37,920 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:37,940 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:37,940 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:37,940 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:37 BoogieIcfgContainer [2024-09-11 20:51:37,941 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:37,941 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:37,941 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:37,942 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:37,942 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:37" (1/4) ... [2024-09-11 20:51:37,942 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6882a3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,943 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 08:51:37" (2/4) ... [2024-09-11 20:51:37,943 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6882a3e7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,943 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 08:51:37" (3/4) ... [2024-09-11 20:51:37,944 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6882a3e7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,945 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 08:51:37" (4/4) ... [2024-09-11 20:51:37,946 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound20.c [2024-09-11 20:51:37,948 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:37,949 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:37,949 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 20:51:37,949 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:37,949 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:37,950 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 20:51:37,950 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 20:51:37,950 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location [2024-09-11 20:51:37,991 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:37,992 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:37,992 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:37,993 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:37,994 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:37,997 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,044 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:38,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,048 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:38,048 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:38,049 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:38,056 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:38,075 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:38,093 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:38,096 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:38,096 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:38,096 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:38,096 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:38,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,111 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:38,112 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,112 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:38,112 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:38,112 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:38,112 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:38,121 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:38,135 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:38,135 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:38,136 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:38,136 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:38,136 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:38,136 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,146 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:38,148 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,149 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:38,149 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:38,149 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:38,152 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:38,156 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:38,164 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:38,165 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:38,165 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:38,165 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:38,166 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:38,166 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,168 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:38,169 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,169 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:38,169 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:38,170 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:38,170 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:38,173 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:38,186 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:38,190 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:38,190 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:38,190 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:38,190 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:38,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,193 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:38,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,197 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:38,197 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:38,197 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:38,198 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:38,200 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:38,206 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:38,207 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:38,207 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:38,207 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:38,207 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:38,207 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,212 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:38,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:38,212 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:38,212 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:38,212 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:38,212 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:38,214 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:38,217 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:38,221 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6882a3e7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:38, skipping insertion in model container [2024-09-11 20:51:38,221 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:38,222 INFO L158 Benchmark]: Toolchain (without parser) took 942.80ms. Allocated memory is still 153.1MB. Free memory was 82.8MB in the beginning and 85.0MB in the end (delta: -2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:38,223 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:38,223 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 153.1MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:38,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.23ms. Allocated memory is still 153.1MB. Free memory was 82.6MB in the beginning and 119.7MB in the end (delta: -37.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:38,225 INFO L158 Benchmark]: Boogie Preprocessor took 36.27ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 117.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:38,226 INFO L158 Benchmark]: RCFGBuilder took 285.49ms. Allocated memory is still 153.1MB. Free memory was 117.6MB in the beginning and 104.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:38,227 INFO L158 Benchmark]: Referee took 279.89ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 85.0MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:38,229 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 35 to check that procedure precondition always holds at line 36. 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 17. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. 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 35 to loop head at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory was 76.7MB in the beginning and 76.6MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 153.1MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.23ms. Allocated memory is still 153.1MB. Free memory was 82.6MB in the beginning and 119.7MB in the end (delta: -37.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.27ms. Allocated memory is still 153.1MB. Free memory was 119.7MB in the beginning and 117.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 285.49ms. Allocated memory is still 153.1MB. Free memory was 117.6MB in the beginning and 104.5MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 279.89ms. Allocated memory is still 153.1MB. Free memory was 104.5MB in the beginning and 85.0MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:38,260 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 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/mannadiv_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.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 20:51:40,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:40,500 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:40,506 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:40,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:40,545 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:40,546 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:40,546 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:40,547 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:40,547 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:40,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:40,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:40,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:40,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:40,549 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:40,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:40,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:40,550 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:40,551 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:40,551 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:40,551 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:40,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:40,552 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:40,552 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:40,552 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:40,553 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:40,553 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:40,553 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:40,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:40,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:40,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:40,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:40,554 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:40,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:40,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:40,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:40,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:40,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:40,561 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:40,561 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:40,561 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:40,562 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:40,562 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:40,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:40,562 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:40,562 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:40,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:40,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:40,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:40,909 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:40,910 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:40,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2024-09-11 20:51:42,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:42,658 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:42,658 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound20.c [2024-09-11 20:51:42,667 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/27c1ae182/5143c51d431f4b01b5279bfa5096ea2f/FLAGe13b169e1 [2024-09-11 20:51:42,684 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/27c1ae182/5143c51d431f4b01b5279bfa5096ea2f [2024-09-11 20:51:42,688 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:42,689 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:42,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound20.yml/witness-2.1.yml [2024-09-11 20:51:42,738 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:42,739 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:42,741 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:42,741 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:42,745 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:42,746 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:42" (1/2) ... [2024-09-11 20:51:42,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a908968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:42, skipping insertion in model container [2024-09-11 20:51:42,748 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:42" (1/2) ... [2024-09-11 20:51:42,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@612fc015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:42, skipping insertion in model container [2024-09-11 20:51:42,750 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 08:51:42" (2/2) ... [2024-09-11 20:51:42,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a908968 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:42, skipping insertion in model container [2024-09-11 20:51:42,750 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 08:51:42" (2/2) ... [2024-09-11 20:51:42,778 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:42,779 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:42,779 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:42,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:42,963 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/mannadiv_valuebound20.c[573,586] [2024-09-11 20:51:42,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:42,996 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:43,032 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/mannadiv_valuebound20.c[573,586] Start Parsing Local [2024-09-11 20:51:43,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:43,067 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:43,068 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:43 WrapperNode [2024-09-11 20:51:43,068 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:43,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:43,069 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:43,069 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:43,081 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,081 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,089 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,102 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:51:43,102 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,103 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,109 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,114 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,116 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,117 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:43,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:43,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:43,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:43,126 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:43,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:43,154 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 20:51:43,167 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 20:51:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:43,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:43,211 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:43,211 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:43,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:43,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:43,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:43,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:43,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:43,302 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:43,305 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:43,943 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:43,986 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:43,987 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:44,013 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:44,013 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:44,014 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:44 BoogieIcfgContainer [2024-09-11 20:51:44,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:44,015 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:44,015 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:44,016 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:44,016 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:42" (1/4) ... [2024-09-11 20:51:44,017 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4cb52689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,017 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 08:51:42" (2/4) ... [2024-09-11 20:51:44,017 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4cb52689 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,017 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 08:51:43" (3/4) ... [2024-09-11 20:51:44,018 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4cb52689 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,018 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 08:51:44" (4/4) ... [2024-09-11 20:51:44,020 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound20.c [2024-09-11 20:51:44,023 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:44,024 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:44,024 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 20:51:44,024 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:44,025 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:44,025 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 20:51:44,025 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 20:51:44,025 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-11 20:51:44,065 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:44,066 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,067 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,067 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,070 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,071 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,127 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:44,128 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,128 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,129 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,129 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,139 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:48,193 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:48,223 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:48,223 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:48,223 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:48,223 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:48,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:48,224 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:48,236 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:48,236 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:48,236 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:48,237 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:48,237 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:48,237 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:48,242 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:48,269 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:48,273 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:48,273 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:48,273 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:48,274 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:48,274 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:48,292 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:48,292 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:48,293 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:48,293 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:48,293 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:48,298 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:48,307 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:48,318 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:48,318 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:48,319 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:48,319 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:48,319 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:48,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:48,322 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:48,322 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:48,322 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:48,323 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:48,323 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:48,323 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:52,351 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:52,376 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:52,378 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:52,379 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:52,379 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:52,379 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:52,379 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:52,382 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:52,386 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:52,386 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:52,387 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:52,387 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:52,387 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:52,391 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:52,400 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:52,400 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:52,401 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:52,401 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:52,401 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:52,401 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:52,403 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:52,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:52,403 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:52,403 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:52,403 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:52,404 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:52,412 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:52,415 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:51:52,416 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4cb52689 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:52, skipping insertion in model container [2024-09-11 20:51:52,416 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:52,417 INFO L158 Benchmark]: Toolchain (without parser) took 9677.15ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 26.7MB in the beginning and 32.6MB in the end (delta: -5.8MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:52,418 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 44.0MB. Free memory was 25.5MB in the beginning and 25.5MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:52,418 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 58.7MB. Free memory is still 28.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:52,418 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.60ms. Allocated memory is still 58.7MB. Free memory was 26.6MB in the beginning and 26.4MB in the end (delta: 237.2kB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-09-11 20:51:52,419 INFO L158 Benchmark]: Boogie Preprocessor took 53.28ms. Allocated memory is still 58.7MB. Free memory was 26.4MB in the beginning and 24.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:52,419 INFO L158 Benchmark]: RCFGBuilder took 891.29ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 24.1MB in the beginning and 41.8MB in the end (delta: -17.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:51:52,420 INFO L158 Benchmark]: Referee took 8400.97ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 32.6MB in the end (delta: 9.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:52,426 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 35 to loop head at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. 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 17. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. 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 0.15ms. Allocated memory is still 44.0MB. Free memory was 25.5MB in the beginning and 25.5MB in the end (delta: 42.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 58.7MB. Free memory is still 28.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.60ms. Allocated memory is still 58.7MB. Free memory was 26.6MB in the beginning and 26.4MB in the end (delta: 237.2kB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.28ms. Allocated memory is still 58.7MB. Free memory was 26.4MB in the beginning and 24.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 891.29ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 24.1MB in the beginning and 41.8MB in the end (delta: -17.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 8400.97ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 32.6MB in the end (delta: 9.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:52,462 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