./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 6908dde5 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:16,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:16,072 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:29:16,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:16,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:16,102 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:16,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:16,103 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:16,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:16,106 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:16,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:16,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:16,107 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:16,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:16,108 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:16,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:16,108 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:16,108 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:16,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:29:16,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:16,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:16,110 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:16,110 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:16,111 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:16,111 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:16,112 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:16,112 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:16,112 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:16,112 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:16,113 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:16,113 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:16,113 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:16,113 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:16,114 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:16,114 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:16,114 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:16,115 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:16,115 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:29:16,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:29:16,115 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:16,115 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:16,116 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:16,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:16,116 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:16,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:16,386 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:16,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:16,391 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:16,391 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:16,393 INFO L431 ainManager$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 [2024-09-25 00:29:16,444 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:16,445 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:16,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-25 00:29:17,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:17,905 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:17,906 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-25 00:29:17,912 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5ac019530/5f0e9fea2ea440c3bacd351a34bbf4f4/FLAGb86cbbd27 [2024-09-25 00:29:18,310 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5ac019530/5f0e9fea2ea440c3bacd351a34bbf4f4 [2024-09-25 00:29:18,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:18,312 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:18,314 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:18,315 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:18,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:18,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:16" (1/2) ... [2024-09-25 00:29:18,320 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f4d2e2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:18, skipping insertion in model container [2024-09-25 00:29:18,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:16" (1/2) ... [2024-09-25 00:29:18,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d92f5f2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:18, skipping insertion in model container [2024-09-25 00:29:18,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:18" (2/2) ... [2024-09-25 00:29:18,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70f4d2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18, skipping insertion in model container [2024-09-25 00:29:18,321 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:18" (2/2) ... [2024-09-25 00:29:18,328 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:18,328 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)) [2024-09-25 00:29:18,335 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-25 00:29:18,335 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:29:18,349 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:18,478 WARN L248 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] [2024-09-25 00:29:18,499 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:18,513 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:18,553 WARN L248 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 [2024-09-25 00:29:18,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:18,577 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:18,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18 WrapperNode [2024-09-25 00:29:18,578 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:18,579 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:18,579 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:18,579 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:18,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,593 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,600 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 [2024-09-25 00:29:18,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,603 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,606 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,607 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,608 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:18,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:18,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:18,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:18,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (1/1) ... [2024-09-25 00:29:18,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:18,621 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:18,635 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) [2024-09-25 00:29:18,639 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 [2024-09-25 00:29:18,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:18,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:18,713 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:18,714 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:18,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:29:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:29:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:29:18,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:18,770 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:18,772 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:18,889 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:18,900 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:18,921 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:18,921 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:18,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:18 BoogieIcfgContainer [2024-09-25 00:29:18,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:18,923 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:18,923 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:18,924 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:18,924 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:16" (1/4) ... [2024-09-25 00:29:18,924 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@190bc9fa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:18, skipping insertion in model container [2024-09-25 00:29:18,924 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:18" (2/4) ... [2024-09-25 00:29:18,924 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@190bc9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:18, skipping insertion in model container [2024-09-25 00:29:18,924 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:18" (3/4) ... [2024-09-25 00:29:18,925 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@190bc9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:18, skipping insertion in model container [2024-09-25 00:29:18,925 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:18" (4/4) ... [2024-09-25 00:29:18,926 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-25 00:29:18,928 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:18,929 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:18,929 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:18,929 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:18,929 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-25 00:29:18,930 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:18,930 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:18,930 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:18,930 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-25 00:29:18,973 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:18,974 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:18,974 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:18,975 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:18,975 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:18,977 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:18,985 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:18,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:18,986 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:18,986 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:18,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:18,993 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:19,006 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:19,031 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:19,032 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:19,032 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:19,032 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:19,032 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:19,032 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,050 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:19,050 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:19,050 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:19,051 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:19,051 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:19,051 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:23,057 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:23,096 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:23,096 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:23,097 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:23,097 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:23,097 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:23,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:23,106 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:23,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:23,108 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:23,108 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:23,108 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:23,108 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:23,118 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:23,138 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 00:29:23,138 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:23,139 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:23,139 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:23,139 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:23,139 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:23,154 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-25 00:29:23,156 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:23,156 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:23,156 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:23,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:23,158 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:23,160 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:23,167 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:23,167 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:23,167 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:23,167 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:23,168 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:23,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:23,170 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:23,171 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:23,171 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:23,171 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:23,171 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:23,171 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:27,174 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:27,186 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:27,186 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:27,186 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:27,186 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:27,186 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:27,187 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:27,188 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:27,188 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:27,189 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:27,189 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:27,189 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:27,189 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:27,193 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:27,199 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:27,200 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:27,200 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:27,200 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:27,200 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:27,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:27,202 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:27,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:27,202 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:27,203 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:27,203 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:27,203 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:27,205 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:27,209 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:27,209 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@190bc9fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:27, skipping insertion in model container [2024-09-25 00:29:27,209 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:27,210 INFO L158 Benchmark]: Toolchain (without parser) took 8898.14ms. Allocated memory is still 186.6MB. Free memory was 117.3MB in the beginning and 115.6MB in the end (delta: 1.7MB). Peak memory consumption was 263.6kB. Max. memory is 16.1GB. [2024-09-25 00:29:27,211 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 104.9MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:27,211 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 162.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:27,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.84ms. Allocated memory is still 186.6MB. Free memory was 117.1MB in the beginning and 103.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 00:29:27,212 INFO L158 Benchmark]: Boogie Preprocessor took 29.60ms. Allocated memory is still 186.6MB. Free memory was 103.6MB in the beginning and 101.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:27,212 INFO L158 Benchmark]: RCFGBuilder took 313.41ms. Allocated memory is still 186.6MB. Free memory was 101.7MB in the beginning and 147.1MB in the end (delta: -45.4MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:27,213 INFO L158 Benchmark]: Referee took 8286.45ms. Allocated memory is still 186.6MB. Free memory was 147.1MB in the beginning and 115.6MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-25 00:29:27,215 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 assume_abort_if_not to exit of procedure assume_abort_if_not. 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 main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. 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 0.14ms. Allocated memory is still 104.9MB. Free memory was 77.0MB in the beginning and 76.9MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 186.6MB. Free memory is still 162.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.84ms. Allocated memory is still 186.6MB. Free memory was 117.1MB in the beginning and 103.6MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.60ms. Allocated memory is still 186.6MB. Free memory was 103.6MB in the beginning and 101.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 313.41ms. Allocated memory is still 186.6MB. Free memory was 101.7MB in the beginning and 147.1MB in the end (delta: -45.4MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * Referee took 8286.45ms. Allocated memory is still 186.6MB. Free memory was 147.1MB in the beginning and 115.6MB 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. [2024-09-25 00:29:27,234 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/11.0.12-open/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-tmp.dk.referee-eval-6908dde-m [2024-09-25 00:29:29,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:29,160 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 00:29:29,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:29,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:29,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:29,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:29,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:29,190 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:29,191 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:29,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:29,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:29,192 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:29,195 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:29,195 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:29,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:29,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:29,196 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:29,196 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:29,196 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:29,196 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:29,200 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:29,200 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:29,200 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 00:29:29,200 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 00:29:29,200 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:29,201 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 00:29:29,201 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:29,201 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:29,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:29,201 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:29,202 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:29,207 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:29,207 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:29,208 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:29,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:29,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:29,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:29,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:29,210 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 00:29:29,210 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 00:29:29,211 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:29,211 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:29,211 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:29,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:29,211 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 00:29:29,211 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:29,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:29,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:29,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:29,491 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:29,491 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:29,493 INFO L431 ainManager$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 [2024-09-25 00:29:29,536 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:29,537 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:29,537 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-25 00:29:30,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:31,041 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:31,041 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-25 00:29:31,047 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/443ed4bde/df92a7a6e62542deb56095f2e0a33fcc/FLAG967186a60 [2024-09-25 00:29:31,059 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/443ed4bde/df92a7a6e62542deb56095f2e0a33fcc [2024-09-25 00:29:31,064 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:31,066 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:31,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:31,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:31,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:31,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:29" (1/2) ... [2024-09-25 00:29:31,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74105773 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:31, skipping insertion in model container [2024-09-25 00:29:31,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:29" (1/2) ... [2024-09-25 00:29:31,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11b81cb4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:31, skipping insertion in model container [2024-09-25 00:29:31,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:31" (2/2) ... [2024-09-25 00:29:31,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74105773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31, skipping insertion in model container [2024-09-25 00:29:31,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:31" (2/2) ... [2024-09-25 00:29:31,089 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:31,090 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)) [2024-09-25 00:29:31,090 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 00:29:31,091 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-25 00:29:31,107 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:31,248 WARN L248 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] [2024-09-25 00:29:31,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:31,278 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 00:29:31,312 WARN L248 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 [2024-09-25 00:29:31,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:31,342 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:31,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31 WrapperNode [2024-09-25 00:29:31,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:31,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:31,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:31,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:31,354 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,355 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,363 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,372 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 [2024-09-25 00:29:31,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,376 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,385 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:31,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:31,394 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:31,394 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:31,397 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (1/1) ... [2024-09-25 00:29:31,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:31,408 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:31,425 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) [2024-09-25 00:29:31,428 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 [2024-09-25 00:29:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:31,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:31,465 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:31,465 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:31,466 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 00:29:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:31,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 00:29:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 00:29:31,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:31,521 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:31,523 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:32,326 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:32,338 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:32,360 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:32,361 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 00:29:32,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:32 BoogieIcfgContainer [2024-09-25 00:29:32,361 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:32,362 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:32,362 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:32,363 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:32,363 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:29" (1/4) ... [2024-09-25 00:29:32,364 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c5c858 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:32, skipping insertion in model container [2024-09-25 00:29:32,365 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:31" (2/4) ... [2024-09-25 00:29:32,365 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c5c858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:32, skipping insertion in model container [2024-09-25 00:29:32,365 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:31" (3/4) ... [2024-09-25 00:29:32,365 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c5c858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:32, skipping insertion in model container [2024-09-25 00:29:32,365 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:32" (4/4) ... [2024-09-25 00:29:32,367 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-25 00:29:32,370 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 00:29:32,371 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:32,372 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 00:29:32,372 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 00:29:32,372 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-25 00:29:32,372 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:32,372 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:32,372 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:32,372 INFO L131 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 [2024-09-25 00:29:32,418 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 00:29:32,419 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:32,420 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:32,420 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:32,421 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:32,422 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:32,432 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 00:29:32,433 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:32,434 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:32,434 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:32,434 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:32,440 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:32,455 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:32,488 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:32,488 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:32,488 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:32,488 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:32,489 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:32,489 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:32,515 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:32,519 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:32,519 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:32,520 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:32,520 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:32,520 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,610 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 00:29:36,643 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 00:29:36,643 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,643 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,644 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,644 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,644 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,649 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 00:29:36,650 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,650 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,650 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,650 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,650 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,654 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:36,668 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 00:29:36,669 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,669 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,669 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,669 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,670 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,682 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-25 00:29:36,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,685 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,685 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,685 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,686 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,687 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,704 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:36,708 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,709 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,709 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,713 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:36,714 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,714 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,715 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,715 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,715 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,721 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,730 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:36,731 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,731 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,731 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,731 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,731 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,733 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:36,733 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,734 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,734 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,734 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,734 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,740 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:36,747 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:36,747 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,747 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,748 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,748 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,748 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,749 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:36,749 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,749 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,749 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,750 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,750 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,751 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:36,754 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 00:29:36,754 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c5c858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:36, skipping insertion in model container [2024-09-25 00:29:36,754 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:36,756 INFO L158 Benchmark]: Toolchain (without parser) took 5689.65ms. Allocated memory is still 75.5MB. Free memory was 42.2MB in the beginning and 28.2MB in the end (delta: 14.0MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,756 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:36,757 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 27.3MB in the beginning and 27.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:36,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.31ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 48.1MB in the end (delta: -6.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,757 INFO L158 Benchmark]: Boogie Preprocessor took 48.47ms. Allocated memory is still 75.5MB. Free memory was 48.1MB in the beginning and 45.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,758 INFO L158 Benchmark]: RCFGBuilder took 967.63ms. Allocated memory is still 75.5MB. Free memory was 45.7MB in the beginning and 31.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,758 INFO L158 Benchmark]: Referee took 4392.78ms. Allocated memory is still 75.5MB. Free memory was 31.4MB in the beginning and 28.2MB in the end (delta: 3.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,760 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 loop head at line 35 to check that procedure precondition always holds at line 36. 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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: * Witness Parser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.09ms. Allocated memory is still 54.5MB. Free memory was 27.3MB in the beginning and 27.2MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.31ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 48.1MB in the end (delta: -6.0MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.47ms. Allocated memory is still 75.5MB. Free memory was 48.1MB in the beginning and 45.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 967.63ms. Allocated memory is still 75.5MB. Free memory was 45.7MB in the beginning and 31.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 4392.78ms. Allocated memory is still 75.5MB. Free memory was 31.4MB in the beginning and 28.2MB in the end (delta: 3.2MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 00:29:36,799 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