./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:08:02,958 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:08:03,048 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:08:03,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:08:03,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:08:03,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:08:03,082 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:08:03,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:08:03,084 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:08:03,084 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:08:03,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:08:03,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:08:03,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:08:03,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:08:03,086 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:08:03,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:08:03,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:08:03,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:08:03,087 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:08:03,089 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:08:03,090 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:08:03,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:08:03,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:08:03,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:08:03,093 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:08:03,093 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:08:03,093 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:08:03,094 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:08:03,094 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:08:03,094 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:08:03,094 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:08:03,094 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:08:03,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:08:03,095 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:03,095 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:08:03,095 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:08:03,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:08:03,096 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:08:03,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:08:03,098 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:08:03,098 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:08:03,098 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:08:03,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:08:03,099 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:08:03,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:08:03,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:08:03,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:08:03,371 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:08:03,372 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:08:03,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound10.yml/witness-2.1.yml [2024-09-13 05:08:03,432 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:08:03,435 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:08:03,436 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c [2024-09-13 05:08:04,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:08:04,991 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:08:04,992 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound10.c [2024-09-13 05:08:04,998 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/50689e893/93ca6897d68940858c02582eac516fc8/FLAG4c522fa5d [2024-09-13 05:08:05,009 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/50689e893/93ca6897d68940858c02582eac516fc8 [2024-09-13 05:08:05,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:08:05,011 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:08:05,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:05,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:08:05,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:08:05,018 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:03" (1/2) ... [2024-09-13 05:08:05,019 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65cadc42 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:05, skipping insertion in model container [2024-09-13 05:08:05,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:03" (1/2) ... [2024-09-13 05:08:05,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d64a8f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:05, skipping insertion in model container [2024-09-13 05:08:05,022 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:05" (2/2) ... [2024-09-13 05:08:05,023 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65cadc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05, skipping insertion in model container [2024-09-13 05:08:05,023 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:05" (2/2) ... [2024-09-13 05:08:05,032 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:08:05,033 INFO L1541 ArrayList]: Loop invariant at [L36-L44] ((((((((((((d < ((__int128) r + 1)) && (d == ((__int128) p * (B % 4294967296)))) && (1 <= (B % 4294967296))) && ((((__int128) (B % 4294967296) * (p / 2)) + ((__int128) (p / 4) * (B % 4294967296))) == ((d / 4) + (d / 2)))) && ((d % 2) == 0)) && (q == 0)) && (((A % 4294967296) + (((__int128) (B % 4294967296) * (p / 2)) / 2)) == (r + ((__int128) (p / 4) * (B % 4294967296))))) && (4 <= p)) || ((((((A % 4294967296) == r) && ((d + ((B / 4294967296) * 4294967296)) == B)) && (q == 0)) && (1 <= d)) && (p == 1))) || (((((((A % 4294967296) == r) && (d == ((long long) 2 * (B % 4294967296)))) && (p == 2)) && (1 <= (B % 4294967296))) && (q == 0)) && ((B % 4294967296) <= r))) || (((((((((0 <= (r + (((__int128) -1 * d) / 2))) && (d == ((__int128) p * (B % 4294967296)))) && ((((__int128) (p / 8) * (B % 4294967296)) + ((__int128) (p / 4) * (B % 4294967296))) == ((((((__int128) (B % 4294967296) * (p / 2)) + r) + ((long long) -1 * (A % 4294967296))) / 4) + (((((__int128) (B % 4294967296) * (p / 2)) + r) + ((long long) -1 * (A % 4294967296))) / 2)))) && (1 <= (B % 4294967296))) && (((A % 4294967296) + (d / 2)) == (((__int128) (B % 4294967296) * (p / 2)) + r))) && ((d % 2) == 0)) && (q == 0)) && (((A % 4294967296) + (((__int128) (B % 4294967296) * (p / 2)) / 2)) == (r + ((__int128) (p / 4) * (B % 4294967296))))) && (4 <= p))) || ((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && (1 <= (B % 4294967296))) && (q == 0)) && (p == 4)) && (((A % 4294967296) + (d / 2)) == (r + ((long long) 2 * (B % 4294967296)))))) [2024-09-13 05:08:05,034 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((__int128) r + 1) <= d)) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && (q == 0)) && (p == 4)) && (((A % 4294967296) + (d / 2)) == (r + ((long long) 2 * (B % 4294967296))))) || ((((((0 <= r) && (((__int128) r + 1) <= d)) && ((d + r) == (A % 4294967296))) && ((r + ((long long) 2 * (B % 4294967296))) == ((A % 4294967296) + d))) && (q == 1)) && (p == 1))) || ((((((q == 2) && (0 <= r)) && (p == 2)) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && ((A % 4294967296) == (r + ((long long) 2 * (B % 4294967296))))) && (((d + r) + 1) <= ((long long) (B % 4294967296) * 4)))) || (((((((A % 4294967296) == r) && (d == ((long long) 2 * (B % 4294967296)))) && (((__int128) r + 1) <= d)) && (p == 2)) && (q == 0)) && ((B % 4294967296) <= r))) || ((((((((0 <= (r + (((__int128) -1 * d) / 2))) && (d == ((__int128) p * (B % 4294967296)))) && (((__int128) r + 1) <= d)) && ((((__int128) (p / 8) * (B % 4294967296)) + ((__int128) (p / 4) * (B % 4294967296))) == ((((((__int128) (B % 4294967296) * (p / 2)) + r) + ((long long) -1 * (A % 4294967296))) / 4) + (((((__int128) (B % 4294967296) * (p / 2)) + r) + ((long long) -1 * (A % 4294967296))) / 2)))) && (((A % 4294967296) + (d / 2)) == (((__int128) (B % 4294967296) * (p / 2)) + r))) && ((d % 2) == 0)) && (q == 0)) && (((A % 4294967296) + (((__int128) (B % 4294967296) * (p / 2)) / 2)) == (r + ((__int128) (p / 4) * (B % 4294967296)))))) || ((((((q == 2) && ((B % 4294967296) <= 2147483647)) && (((__int128) r + 1) <= (d + (d / 2)))) && (d == (((A % 4294967296) + ((__int128) -1 * r)) / 2))) && ((A % 4294967296) == (r + ((long long) 2 * (B % 4294967296))))) && (p == 1))) || (((((A % 4294967296) == r) && ((d + ((B / 4294967296) * 4294967296)) == B)) && (q == 0)) && (p == 1))) || ((((((((__int128) r + 1) <= (d + (d / 2))) && (q == 3)) && (((A % 4294967296) + d) == (((long long) (B % 4294967296) * 4) + r))) && ((d + ((long long) 2 * (B % 4294967296))) <= 4294967295)) && ((r + ((long long) 3 * (B % 4294967296))) == (A % 4294967296))) && (p == 1))) [2024-09-13 05:08:05,034 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:08:05,034 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:08:05,051 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:08:05,195 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/hard-ll_valuebound10.c[538,551] [2024-09-13 05:08:05,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:05,235 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:08:05,274 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/hard-ll_valuebound10.c[538,551] Start Parsing Local Start Parsing Local [2024-09-13 05:08:05,334 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:05,353 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:08:05,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05 WrapperNode [2024-09-13 05:08:05,354 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:05,354 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:08:05,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:08:05,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:08:05,366 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,380 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,400 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 [2024-09-13 05:08:05,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,416 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,420 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,428 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,434 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:08:05,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:08:05,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:08:05,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:08:05,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (1/1) ... [2024-09-13 05:08:05,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:05,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:08:05,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:08:05,477 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:08:05,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:08:05,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:08:05,520 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:08:05,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:08:05,522 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:08:05,522 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:08:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:08:05,522 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:08:05,523 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:08:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:08:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:08:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:08:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:08:05,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:08:05,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:08:05,592 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:08:05,594 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:08:06,261 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:08:06,278 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:08:06,302 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:08:06,302 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:08:06,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:06 BoogieIcfgContainer [2024-09-13 05:08:06,303 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:08:06,304 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:08:06,304 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:08:06,304 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:08:06,305 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:08:03" (1/4) ... [2024-09-13 05:08:06,305 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a17153 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:06, skipping insertion in model container [2024-09-13 05:08:06,305 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:05" (2/4) ... [2024-09-13 05:08:06,305 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a17153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:06, skipping insertion in model container [2024-09-13 05:08:06,306 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:05" (3/4) ... [2024-09-13 05:08:06,306 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a17153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:06, skipping insertion in model container [2024-09-13 05:08:06,306 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:06" (4/4) ... [2024-09-13 05:08:06,307 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound10.c [2024-09-13 05:08:06,314 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:08:06,315 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:06,315 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:08:06,315 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:06,315 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:08:06,316 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:08:06,316 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:08:06,316 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:06,316 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:08:06,316 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:06,316 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:06,317 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:08:06,317 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:06,317 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:06,317 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:08:06,317 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 05:08:06,383 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:08:06,384 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:06,385 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:06,385 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:06,386 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:06,388 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,395 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:08:06,396 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,397 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:06,397 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:06,398 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:06,400 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:06,420 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:06,468 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:06,469 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:06,469 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:06,469 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:06,469 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:06,470 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,531 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-13 05:08:06,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,532 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:06,532 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:06,532 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:06,545 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:06,550 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:06,583 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:06,583 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:06,583 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:06,583 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:06,584 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:06,585 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,611 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:06,612 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,612 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:06,612 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:06,612 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:06,612 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:06,790 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 05:08:06,790 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:06,791 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:06,791 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:06,791 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:06,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,981 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-13 05:08:06,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:06,982 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:06,982 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:06,982 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:07,010 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:07,201 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 05:08:07,201 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,201 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,202 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:07,202 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:07,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,268 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 05:08:07,269 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,270 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:07,270 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:07,270 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:07,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:07,286 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:07,309 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:08:07,309 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,309 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,310 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:07,310 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:07,310 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,344 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:08:07,344 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,345 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:07,345 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:07,345 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:07,353 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:07,360 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:07,383 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:07,383 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,384 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,384 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:07,384 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:07,385 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,427 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:07,427 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,427 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:07,428 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:07,428 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:07,428 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:07,878 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:07,901 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:08:07,901 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,901 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,901 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:07,902 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:07,902 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,911 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:08:07,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,912 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:07,912 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:07,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:07,912 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:07,918 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:07,935 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:07,936 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,936 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,936 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:07,936 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:07,936 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,948 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:07,949 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:07,949 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:07,949 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:07,949 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:07,949 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:07,988 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:07,988 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:07,989 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:07,989 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:07,989 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:07,989 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,003 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:08,004 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,004 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,004 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,004 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,004 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,008 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:08,025 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:08:08,026 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,026 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,026 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,026 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,026 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,044 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:08:08,045 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,045 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,045 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,045 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,045 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,054 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:08,086 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:08:08,086 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,086 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,087 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,087 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,087 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,088 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:08:08,088 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,089 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,089 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,089 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,089 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,090 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:08,104 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:08,105 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,105 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,105 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,106 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,106 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,107 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:08,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,107 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,108 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,108 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,108 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,110 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:08:08,127 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:08:08,127 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:08,127 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:08,127 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:08,128 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:08,128 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,146 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:08:08,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:08,147 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:08,147 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:08,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:08,147 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:08,155 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:08,164 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-13 05:08:08,164 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5a17153 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:08, skipping insertion in model container [2024-09-13 05:08:08,164 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:08:08,166 INFO L158 Benchmark]: Toolchain (without parser) took 3154.34ms. Allocated memory was 169.9MB in the beginning and 281.0MB in the end (delta: 111.1MB). Free memory was 111.9MB in the beginning and 220.6MB in the end (delta: -108.7MB). Peak memory consumption was 141.4MB. Max. memory is 16.1GB. [2024-09-13 05:08:08,167 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 169.9MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:08,167 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 169.9MB. Free memory is still 131.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:08,168 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.88ms. Allocated memory is still 169.9MB. Free memory was 111.4MB in the beginning and 94.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-13 05:08:08,168 INFO L158 Benchmark]: Boogie Preprocessor took 87.06ms. Allocated memory is still 169.9MB. Free memory was 94.6MB in the beginning and 92.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-13 05:08:08,169 INFO L158 Benchmark]: RCFGBuilder took 860.90ms. Allocated memory was 169.9MB in the beginning and 281.0MB in the end (delta: 111.1MB). Free memory was 92.0MB in the beginning and 210.4MB in the end (delta: -118.4MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:08,169 INFO L158 Benchmark]: Referee took 1860.95ms. Allocated memory is still 281.0MB. Free memory was 210.4MB in the beginning and 220.6MB in the end (delta: -10.2MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:08,172 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. One counterexample starts in A=-17179869182, B=1, d=3, p=4, q=0, r=1 and ends in A=-17179869182, B=1, d=3, p=4, q=0, r=1. Annotation is not valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. One counterexample starts in A=-1, B=1, d=3, p=4, q=0, r=4294967294 and ends in A=-1, B=1, d=3, p=4, q=0, r=4294967294. Annotation is not valid for all loop-free paths from loop head at line 46 to loop head at line 46. One counterexample starts in A=7, B=4294967297, d=14, p=14, q=0, r=7 and ends in A=7, B=4294967297, d=7, p=7, q=7, r=0. 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 16. 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 loop head at line 46 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 60. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. 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 36 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 169.9MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.22ms. Allocated memory is still 169.9MB. Free memory is still 131.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.88ms. Allocated memory is still 169.9MB. Free memory was 111.4MB in the beginning and 94.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.06ms. Allocated memory is still 169.9MB. Free memory was 94.6MB in the beginning and 92.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 860.90ms. Allocated memory was 169.9MB in the beginning and 281.0MB in the end (delta: 111.1MB). Free memory was 92.0MB in the beginning and 210.4MB in the end (delta: -118.4MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * Referee took 1860.95ms. Allocated memory is still 281.0MB. Free memory was 210.4MB in the beginning and 220.6MB in the end (delta: -10.2MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:08:08,196 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE