./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.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/geo2-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_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-5189fb6-m [2024-09-13 05:07:48,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:07:49,048 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:07:49,052 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:07:49,053 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:07:49,076 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:07:49,077 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:07:49,077 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:07:49,077 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:07:49,078 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:07:49,078 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:07:49,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:07:49,079 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:07:49,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:07:49,079 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:07:49,079 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:07:49,080 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:07:49,080 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:07:49,080 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:07:49,080 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:07:49,081 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:07:49,081 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:07:49,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:07:49,082 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:07:49,082 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:07:49,082 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:07:49,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:07:49,082 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:07:49,083 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:07:49,083 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:07:49,083 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:07:49,083 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:07:49,083 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:07:49,083 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:49,084 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:07:49,084 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:07:49,084 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:07:49,084 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:07:49,084 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:07:49,084 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:07:49,084 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:07:49,085 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:07:49,086 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:07:49,086 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:07:49,288 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:07:49,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:07:49,308 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:07:49,309 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:07:49,310 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:07:49,311 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-13 05:07:49,373 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:07:49,374 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:07:49,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 05:07:50,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:07:50,728 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:07:50,728 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 05:07:50,734 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f5a6eedf3/e2bbb268e4e84c7bb870d7db203cc968/FLAG36b764367 [2024-09-13 05:07:51,144 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f5a6eedf3/e2bbb268e4e84c7bb870d7db203cc968 [2024-09-13 05:07:51,145 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:07:51,146 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:07:51,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:51,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:07:51,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:07:51,152 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 05:07:49" (1/2) ... [2024-09-13 05:07:51,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21aee83c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:51, skipping insertion in model container [2024-09-13 05:07:51,152 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 05:07:49" (1/2) ... [2024-09-13 05:07:51,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46890d18 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:07:51, skipping insertion in model container [2024-09-13 05:07:51,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:51" (2/2) ... [2024-09-13 05:07:51,154 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21aee83c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51, skipping insertion in model container [2024-09-13 05:07:51,154 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:07:51" (2/2) ... [2024-09-13 05:07:51,160 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:07:51,160 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-13 05:07:51,160 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:07:51,161 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:07:51,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:07:51,296 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/geo2-ll_valuebound20.c[524,537] [2024-09-13 05:07:51,308 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:51,327 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:07:51,363 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/geo2-ll_valuebound20.c[524,537] Start Parsing Local [2024-09-13 05:07:51,377 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:07:51,393 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:07:51,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51 WrapperNode [2024-09-13 05:07:51,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:07:51,395 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:07:51,395 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:07:51,395 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:07:51,405 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,410 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,417 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 05:07:51,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:07:51,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:07:51,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:07:51,430 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:07:51,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (1/1) ... [2024-09-13 05:07:51,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:07:51,442 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:07:51,456 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 05:07:51,458 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 05:07:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:07:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:07:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:07:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:07:51,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:07:51,499 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:07:51,499 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:07:51,499 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:07:51,499 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:07:51,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:07:51,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:07:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:07:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:07:51,503 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:07:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:07:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:07:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:07:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:07:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:07:51,504 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:07:51,561 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:07:51,563 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:07:51,719 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:07:51,732 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:07:51,754 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:07:51,754 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:07:51,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:51 BoogieIcfgContainer [2024-09-13 05:07:51,754 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:07:51,755 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:07:51,755 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:07:51,755 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:07:51,756 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 05:07:49" (1/4) ... [2024-09-13 05:07:51,756 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@145a0eca and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:07:51, skipping insertion in model container [2024-09-13 05:07:51,756 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:07:51" (2/4) ... [2024-09-13 05:07:51,756 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@145a0eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:07:51, skipping insertion in model container [2024-09-13 05:07:51,756 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:07:51" (3/4) ... [2024-09-13 05:07:51,756 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@145a0eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:07:51, skipping insertion in model container [2024-09-13 05:07:51,756 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:07:51" (4/4) ... [2024-09-13 05:07:51,758 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-13 05:07:51,760 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:07:51,761 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 05:07:51,761 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:07:51,761 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:07:51,761 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:07:51,761 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:07:51,762 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 05:07:51,762 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 05:07:51,762 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, 3 loop-free subgraphs from procedure entry to error location [2024-09-13 05:07:51,798 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:07:51,799 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:51,799 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:51,799 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:51,800 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:51,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:51,812 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:07:51,814 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:51,814 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:51,815 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:51,815 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:51,818 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:51,831 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:51,848 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:07:51,848 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:51,849 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:51,849 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:51,849 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:51,849 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:51,878 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:07:51,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:51,879 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:51,879 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:51,879 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:51,879 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:55,887 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:07:55,910 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:07:55,910 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:55,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:55,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:55,910 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:55,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:55,918 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:07:55,918 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:55,919 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:55,919 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:55,919 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:55,919 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:55,926 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:07:55,937 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 05:07:55,937 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:55,937 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:55,938 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:55,938 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:55,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:55,949 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 05:07:55,949 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:55,949 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:55,949 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:55,949 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:55,952 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:55,955 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:07:55,963 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:55,963 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:55,963 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:55,963 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:55,964 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:55,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:55,967 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:55,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:55,968 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:55,968 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:55,968 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:55,968 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:59,972 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:07:59,982 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:07:59,983 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:59,983 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:59,983 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:59,983 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:59,983 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:59,985 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:07:59,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:59,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:59,986 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:59,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:59,986 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:59,988 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:07:59,995 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:07:59,995 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:07:59,995 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:07:59,995 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:07:59,995 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:07:59,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:59,996 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:07:59,997 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:07:59,997 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:07:59,997 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:07:59,997 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:07:59,997 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:07:59,998 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:08:00,001 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 05:08:00,002 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@145a0eca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:00, skipping insertion in model container [2024-09-13 05:08:00,002 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:08:00,004 INFO L158 Benchmark]: Toolchain (without parser) took 8856.98ms. Allocated memory was 144.7MB in the beginning and 195.0MB in the end (delta: 50.3MB). Free memory was 70.7MB in the beginning and 118.0MB in the end (delta: -47.3MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2024-09-13 05:08:00,004 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:00,004 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 144.7MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:00,005 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.25ms. Allocated memory was 144.7MB in the beginning and 195.0MB in the end (delta: 50.3MB). Free memory was 70.5MB in the beginning and 166.2MB in the end (delta: -95.7MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-09-13 05:08:00,005 INFO L158 Benchmark]: Boogie Preprocessor took 34.80ms. Allocated memory is still 195.0MB. Free memory was 166.2MB in the beginning and 164.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:00,006 INFO L158 Benchmark]: RCFGBuilder took 324.32ms. Allocated memory is still 195.0MB. Free memory was 164.1MB in the beginning and 149.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:08:00,006 INFO L158 Benchmark]: Referee took 8247.27ms. Allocated memory is still 195.0MB. Free memory was 149.4MB in the beginning and 118.0MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-13 05:08:00,009 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 exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 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 35 to check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 144.7MB. Free memory is still 94.0MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.57ms. Allocated memory is still 144.7MB. Free memory is still 115.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.25ms. Allocated memory was 144.7MB in the beginning and 195.0MB in the end (delta: 50.3MB). Free memory was 70.5MB in the beginning and 166.2MB in the end (delta: -95.7MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.80ms. Allocated memory is still 195.0MB. Free memory was 166.2MB in the beginning and 164.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 324.32ms. Allocated memory is still 195.0MB. Free memory was 164.1MB in the beginning and 149.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8247.27ms. Allocated memory is still 195.0MB. Free memory was 149.4MB in the beginning and 118.0MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:08:00,027 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/geo2-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_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-5189fb6-m [2024-09-13 05:08:01,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:08:01,820 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 05:08:01,823 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:08:01,823 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:08:01,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:08:01,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:08:01,841 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:08:01,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:08:01,841 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:08:01,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:08:01,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:08:01,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:08:01,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:08:01,843 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:08:01,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:08:01,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:08:01,843 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:08:01,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:08:01,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:08:01,844 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:08:01,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:08:01,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:08:01,848 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 05:08:01,848 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 05:08:01,848 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:08:01,848 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 05:08:01,848 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:08:01,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:08:01,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:08:01,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:08:01,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:08:01,850 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:08:01,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:08:01,856 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:08:01,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:01,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:08:01,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:08:01,857 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:08:01,857 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 05:08:01,858 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 05:08:01,858 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:08:01,858 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:08:01,858 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:08:01,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:08:01,859 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 05:08:01,859 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:08:02,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:08:02,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:08:02,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:08:02,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:08:02,119 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:08:02,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 05:08:03,321 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:08:03,461 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:08:03,461 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-13 05:08:03,466 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/03dd3367c/173d4410d1584cef8adafc594acab1a5/FLAG0a062065c [2024-09-13 05:08:03,873 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/03dd3367c/173d4410d1584cef8adafc594acab1a5 [2024-09-13 05:08:03,874 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:08:03,875 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:08:03,875 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-13 05:08:03,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:08:03,909 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:08:03,910 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:03,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:08:03,913 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:08:03,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:03" (1/2) ... [2024-09-13 05:08:03,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58612869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:03, skipping insertion in model container [2024-09-13 05:08:03,915 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:08:03" (1/2) ... [2024-09-13 05:08:03,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@54d09432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:08:03, skipping insertion in model container [2024-09-13 05:08:03,918 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" (2/2) ... [2024-09-13 05:08:03,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58612869 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:03, skipping insertion in model container [2024-09-13 05:08:03,919 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" (2/2) ... [2024-09-13 05:08:03,924 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:08:03,924 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-13 05:08:03,924 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:08:03,926 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:08:03,940 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:08:04,061 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/geo2-ll_valuebound20.c[524,537] [2024-09-13 05:08:04,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:04,092 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:08:04,125 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/geo2-ll_valuebound20.c[524,537] Start Parsing Local [2024-09-13 05:08:04,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:08:04,148 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:08:04,149 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04 WrapperNode [2024-09-13 05:08:04,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:08:04,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:08:04,150 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:08:04,150 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:08:04,161 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,168 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,175 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 05:08:04,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,192 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,193 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:08:04,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:08:04,196 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:08:04,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:08:04,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:08:04" (1/1) ... [2024-09-13 05:08:04,201 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:08:04,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:08:04,222 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 05:08:04,227 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 05:08:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:08:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:08:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:08:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:08:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:08:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:08:04,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:08:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:08:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:08:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 05:08:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:08:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 05:08:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 05:08:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:08:04,326 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:08:04,327 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:08:04,976 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:08:04,994 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:08:05,014 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:08:05,014 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:08:05,014 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:05 BoogieIcfgContainer [2024-09-13 05:08:05,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:08:05,015 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:08:05,015 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:08:05,016 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:08:05,016 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:08:03" (1/4) ... [2024-09-13 05:08:05,016 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a33fa61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:08:05, skipping insertion in model container [2024-09-13 05:08:05,016 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" (2/4) ... [2024-09-13 05:08:05,017 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a33fa61 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:05, skipping insertion in model container [2024-09-13 05:08:05,017 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 13.09 05:08:04" (3/4) ... [2024-09-13 05:08:05,017 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a33fa61 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:08:05, skipping insertion in model container [2024-09-13 05:08:05,017 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:08:05" (4/4) ... [2024-09-13 05:08:05,020 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-13 05:08:05,025 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:08:05,026 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 05:08:05,026 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:08:05,026 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:08:05,027 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:08:05,027 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:08:05,027 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 05:08:05,027 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 05:08:05,027 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-13 05:08:05,063 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:08:05,064 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:05,064 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:05,065 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:05,066 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:05,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:05,076 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:08:05,077 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:05,077 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:05,077 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:05,077 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:05,080 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:05,090 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:05,111 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:08:05,111 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:05,111 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:05,111 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:05,111 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:05,111 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:05,127 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:08:05,127 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:05,128 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:05,128 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:05,128 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:05,128 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:09,192 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:08:09,222 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:08:09,222 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:09,222 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:09,223 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:09,223 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:09,223 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,228 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:08:09,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:09,229 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:09,229 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:09,229 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:09,231 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:08:09,242 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 05:08:09,242 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:09,242 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:09,242 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:09,242 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:09,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,254 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 05:08:09,255 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,255 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:09,255 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:09,255 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:09,255 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:09,262 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:09,277 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:09,278 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:09,278 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:09,278 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:09,278 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:09,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,284 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:09,284 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,284 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:09,284 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:09,284 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:09,284 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:09,290 INFO L514 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:08:09,301 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:08:09,301 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:09,301 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:09,302 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:09,302 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:09,302 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,304 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:08:09,304 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,304 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:09,304 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:09,304 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:09,306 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:09,307 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:08:09,318 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:08:09,318 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:08:09,318 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:08:09,318 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:08:09,318 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:08:09,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,321 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:08:09,321 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:08:09,321 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:08:09,322 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:08:09,322 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:08:09,322 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:08:09,324 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:08:09,327 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 05:08:09,328 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@a33fa61 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:08:09, skipping insertion in model container [2024-09-13 05:08:09,328 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:08:09,329 INFO L158 Benchmark]: Toolchain (without parser) took 5419.60ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.3MB in the beginning and 29.7MB in the end (delta: 5.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:09,330 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:09,330 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 60.8MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:08:09,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 239.42ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 53.4MB in the end (delta: -18.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-09-13 05:08:09,332 INFO L158 Benchmark]: Boogie Preprocessor took 44.96ms. Allocated memory is still 75.5MB. Free memory was 53.4MB in the beginning and 51.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:08:09,333 INFO L158 Benchmark]: RCFGBuilder took 819.48ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 36.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:08:09,334 INFO L158 Benchmark]: Referee took 4312.98ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 29.7MB in the end (delta: 7.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-13 05:08:09,337 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. 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 __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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 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 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 60.8MB. Free memory is still 35.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 60.8MB. Free memory is still 37.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 239.42ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 35.1MB in the beginning and 53.4MB in the end (delta: -18.3MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.96ms. Allocated memory is still 75.5MB. Free memory was 53.4MB in the beginning and 51.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 819.48ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 36.7MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 4312.98ms. Allocated memory is still 75.5MB. Free memory was 36.7MB in the beginning and 29.7MB in the end (delta: 7.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:08:09,374 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