./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 ca4ee3dd 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-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:00,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:00,475 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:11:00,479 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:00,479 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:00,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:00,499 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:00,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:00,500 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:00,500 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:00,500 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:00,500 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:00,501 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:00,502 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:00,502 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:00,503 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:00,503 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:00,503 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:00,504 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:11:00,504 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:00,504 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:00,505 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:00,505 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:00,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:00,506 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:00,506 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:00,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:00,506 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:00,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:00,507 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:00,507 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:00,507 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:00,508 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:00,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:00,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:00,509 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:00,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:00,514 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:11:00,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:11:00,514 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:00,514 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:00,515 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:00,515 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:00,515 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:00,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:00,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:00,808 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:00,809 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:00,809 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:00,810 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 20:11:02,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:02,403 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:02,404 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 20:11:02,410 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/36a029296/43b05e83931148f597c8c802053e7f7b/FLAG2ed3629c1 [2024-09-20 20:11:02,424 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/36a029296/43b05e83931148f597c8c802053e7f7b [2024-09-20 20:11:02,428 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:02,428 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:02,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 20:11:02,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:02,495 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:02,496 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:02,496 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:02,500 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:02,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:02" (1/2) ... [2024-09-20 20:11:02,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699b304f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:02, skipping insertion in model container [2024-09-20 20:11:02,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:02" (1/2) ... [2024-09-20 20:11:02,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3dfe22f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:02, skipping insertion in model container [2024-09-20 20:11:02,505 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:02" (2/2) ... [2024-09-20 20:11:02,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@699b304f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:02, skipping insertion in model container [2024-09-20 20:11:02,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:02" (2/2) ... [2024-09-20 20:11:02,515 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:02,515 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)) [2024-09-20 20:11:02,516 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:02,516 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 20:11:02,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:02,688 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] [2024-09-20 20:11:02,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:02,714 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 20:11:02,752 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 [2024-09-20 20:11:02,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:02,788 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:02,789 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:02 WrapperNode [2024-09-20 20:11:02,789 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:02,790 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:02,790 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:02,790 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:02,803 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,803 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,810 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,819 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 [2024-09-20 20:11:02,823 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,823 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,828 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,831 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,835 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,836 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,838 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:02,840 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:02,840 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:02,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:02,841 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 20.09 08:11:02" (1/1) ... [2024-09-20 20:11:02,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:02,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:02,871 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) [2024-09-20 20:11:02,874 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 [2024-09-20 20:11:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:02,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:02,919 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:02,919 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:02,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:02,919 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:02,919 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:02,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:11:02,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:11:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:11:02,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:02,981 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:02,984 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:03,150 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:03,167 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:03,193 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:03,193 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:03,193 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:03 BoogieIcfgContainer [2024-09-20 20:11:03,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:03,194 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:03,194 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:03,195 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:03,196 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:02" (1/4) ... [2024-09-20 20:11:03,198 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c73b84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:03, skipping insertion in model container [2024-09-20 20:11:03,198 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:02" (2/4) ... [2024-09-20 20:11:03,199 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c73b84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:03, skipping insertion in model container [2024-09-20 20:11:03,199 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 20.09 08:11:02" (3/4) ... [2024-09-20 20:11:03,199 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c73b84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:03, skipping insertion in model container [2024-09-20 20:11:03,199 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:03" (4/4) ... [2024-09-20 20:11:03,201 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-20 20:11:03,217 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:03,220 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:03,220 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:11:03,220 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:03,220 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:11:03,221 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:03,221 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:03,221 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:03,221 INFO L131 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 [2024-09-20 20:11:03,305 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 20:11:03,306 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:03,310 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:03,311 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:03,312 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:03,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,325 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 20:11:03,326 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,327 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:03,327 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:03,327 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:03,332 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:03,347 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:03,379 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:11:03,383 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:03,383 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:03,383 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:03,384 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:03,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,422 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:11:03,423 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:03,426 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:03,426 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:03,426 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:03,427 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:07,437 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:07,465 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:07,465 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:07,465 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:07,465 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:07,466 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:07,466 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:07,477 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:07,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:07,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:07,477 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:07,477 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:07,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:07,483 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:07,495 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:11:07,495 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:07,496 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:07,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:07,496 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:07,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:07,515 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 20:11:07,516 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:07,516 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:07,516 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:07,517 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:07,520 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:07,525 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:07,536 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:07,536 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:07,536 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:07,537 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:07,537 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:07,537 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:07,544 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:07,545 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:07,545 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:07,545 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:07,546 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:07,546 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:11,549 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:11,562 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:11,562 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:11,562 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:11,562 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:11,563 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:11,563 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:11,565 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:11,565 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:11,565 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:11,566 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:11,566 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:11,566 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:11,570 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:11,579 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:11,579 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:11,580 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:11,580 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:11,580 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:11,580 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:11,581 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:11,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:11,582 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:11,582 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:11,582 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:11,582 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:11,584 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:11,587 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:11,588 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@57c73b84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:11, skipping insertion in model container [2024-09-20 20:11:11,588 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:11,590 INFO L158 Benchmark]: Toolchain (without parser) took 9094.25ms. Allocated memory is still 159.4MB. Free memory was 131.8MB in the beginning and 99.5MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-09-20 20:11:11,590 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:11,590 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 159.4MB. Free memory was 132.7MB in the beginning and 132.7MB in the end (delta: 36.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:11,592 INFO L158 Benchmark]: CACSL2BoogieTranslator took 293.90ms. Allocated memory is still 159.4MB. Free memory was 131.8MB in the beginning and 118.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 20:11:11,592 INFO L158 Benchmark]: Boogie Preprocessor took 49.37ms. Allocated memory is still 159.4MB. Free memory was 118.1MB in the beginning and 116.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:11,593 INFO L158 Benchmark]: RCFGBuilder took 353.50ms. Allocated memory is still 159.4MB. Free memory was 116.1MB in the beginning and 102.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 20:11:11,593 INFO L158 Benchmark]: Referee took 8393.88ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 99.5MB in the end (delta: 3.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-20 20:11:11,597 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 __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 main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 109.1MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 159.4MB. Free memory was 132.7MB in the beginning and 132.7MB in the end (delta: 36.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 293.90ms. Allocated memory is still 159.4MB. Free memory was 131.8MB in the beginning and 118.1MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.37ms. Allocated memory is still 159.4MB. Free memory was 118.1MB in the beginning and 116.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 353.50ms. Allocated memory is still 159.4MB. Free memory was 116.1MB in the beginning and 102.5MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 8393.88ms. Allocated memory is still 159.4MB. Free memory was 102.5MB in the beginning and 99.5MB in the end (delta: 3.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:11,619 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-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:11:13,802 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:11:13,892 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 20:11:13,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:11:13,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:11:13,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:11:13,936 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:11:13,937 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:11:13,937 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:11:13,938 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:11:13,938 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:11:13,938 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:11:13,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:11:13,942 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:11:13,943 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:11:13,943 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:11:13,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:11:13,944 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:11:13,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:11:13,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:11:13,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:11:13,948 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:11:13,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:11:13,949 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 20:11:13,949 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 20:11:13,949 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:11:13,949 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 20:11:13,950 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:11:13,950 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:11:13,950 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:11:13,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:11:13,951 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:11:13,951 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:11:13,951 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:11:13,952 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:11:13,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:13,955 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:11:13,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:11:13,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:11:13,956 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 20:11:13,957 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 20:11:13,957 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:11:13,957 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:11:13,957 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:11:13,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:11:13,958 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 20:11:13,958 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:11:14,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:11:14,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:11:14,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:11:14,324 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:11:14,325 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:11:14,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 20:11:15,735 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:11:15,947 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:11:15,948 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-20 20:11:15,955 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a62b03a8b/a8e811c8233e4e20835dde4df41f99e9/FLAGde5df079d [2024-09-20 20:11:16,297 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a62b03a8b/a8e811c8233e4e20835dde4df41f99e9 [2024-09-20 20:11:16,299 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:11:16,300 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:11:16,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-20 20:11:16,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:11:16,361 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:11:16,363 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:16,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:11:16,368 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:11:16,369 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:16" (1/2) ... [2024-09-20 20:11:16,370 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d5526a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:16, skipping insertion in model container [2024-09-20 20:11:16,370 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:11:16" (1/2) ... [2024-09-20 20:11:16,371 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@762bc046 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:11:16, skipping insertion in model container [2024-09-20 20:11:16,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:16" (2/2) ... [2024-09-20 20:11:16,372 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d5526a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:16, skipping insertion in model container [2024-09-20 20:11:16,372 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:16" (2/2) ... [2024-09-20 20:11:16,379 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:11:16,379 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)) [2024-09-20 20:11:16,382 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 20:11:16,382 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 20:11:16,400 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:11:16,556 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] [2024-09-20 20:11:16,585 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:16,599 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 20:11:16,638 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 [2024-09-20 20:11:16,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:11:16,672 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:11:16,673 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:11:16 WrapperNode [2024-09-20 20:11:16,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:11:16,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:11:16,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:11:16,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:11:16,687 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,688 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,697 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,710 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 [2024-09-20 20:11:16,710 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,710 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,720 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,727 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,733 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,734 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:11:16,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:11:16,737 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:11:16,737 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:11:16,738 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 20.09 08:11:16" (1/1) ... [2024-09-20 20:11:16,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:11:16,754 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:11:16,769 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) [2024-09-20 20:11:16,772 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 [2024-09-20 20:11:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:11:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:11:16,811 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:11:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:11:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:11:16,812 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:11:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:11:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:11:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:11:16,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 20:11:16,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:11:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 20:11:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 20:11:16,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:11:16,887 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:11:16,889 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:11:17,824 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:11:17,857 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:11:17,890 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:11:17,890 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 20:11:17,891 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:17 BoogieIcfgContainer [2024-09-20 20:11:17,891 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:11:17,891 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:11:17,892 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:11:17,892 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:11:17,892 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:11:16" (1/4) ... [2024-09-20 20:11:17,893 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39c81dfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,893 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:11:16" (2/4) ... [2024-09-20 20:11:17,893 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39c81dfc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,893 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 20.09 08:11:16" (3/4) ... [2024-09-20 20:11:17,893 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39c81dfc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:11:17, skipping insertion in model container [2024-09-20 20:11:17,894 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:11:17" (4/4) ... [2024-09-20 20:11:17,895 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-20 20:11:17,899 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 20:11:17,899 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:11:17,900 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 20:11:17,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:11:17,900 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:11:17,900 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:17,900 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:11:17,901 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:11:17,901 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-20 20:11:17,957 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 20:11:17,958 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:17,959 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:17,960 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:17,961 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:17,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,973 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 20:11:17,974 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:17,975 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:17,975 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:17,975 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:17,979 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:17,995 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:18,019 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:11:18,019 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:18,020 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:18,020 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:18,020 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:18,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,037 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:11:18,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:18,038 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:18,038 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:18,038 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:18,038 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:22,138 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 20:11:22,185 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 20:11:22,186 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:22,186 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:22,186 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:22,190 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:22,190 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,205 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 20:11:22,205 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,205 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:22,205 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:22,205 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:22,205 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:22,218 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:11:22,239 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:11:22,239 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:22,239 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:22,240 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:22,240 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:22,240 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,257 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 20:11:22,259 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,259 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:22,259 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:22,260 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:22,260 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:22,262 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:22,281 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:22,281 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:22,281 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:22,282 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:22,282 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:22,282 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,286 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:22,287 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,287 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:22,288 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:22,288 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:22,289 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:22,295 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:11:22,308 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:11:22,308 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:22,309 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:22,309 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:22,314 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:22,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,317 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:11:22,318 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,318 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:22,318 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:22,318 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:22,319 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:22,320 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:11:22,334 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:11:22,335 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:11:22,336 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:11:22,336 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:11:22,336 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:11:22,336 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,338 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:11:22,339 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:11:22,339 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:11:22,339 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:11:22,340 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:11:22,340 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:11:22,343 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:11:22,346 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 20:11:22,346 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39c81dfc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:11:22, skipping insertion in model container [2024-09-20 20:11:22,347 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:11:22,349 INFO L158 Benchmark]: Toolchain (without parser) took 5986.93ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 37.2MB in the beginning and 48.6MB in the end (delta: -11.3MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-09-20 20:11:22,350 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 48.2MB. Free memory was 29.7MB in the beginning and 29.6MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:22,351 INFO L158 Benchmark]: Witness Parser took 0.96ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:11:22,352 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.83ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 22.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:22,353 INFO L158 Benchmark]: Boogie Preprocessor took 61.86ms. Allocated memory is still 60.8MB. Free memory was 22.5MB in the beginning and 20.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:11:22,354 INFO L158 Benchmark]: RCFGBuilder took 1154.28ms. Allocated memory is still 60.8MB. Free memory was 20.4MB in the beginning and 27.7MB in the end (delta: -7.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2024-09-20 20:11:22,355 INFO L158 Benchmark]: Referee took 4455.24ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 27.7MB in the beginning and 48.6MB in the end (delta: -20.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2024-09-20 20:11:22,357 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 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. 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: * CDTParser took 0.23ms. Allocated memory is still 48.2MB. Free memory was 29.7MB in the beginning and 29.6MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.96ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.83ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 22.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.86ms. Allocated memory is still 60.8MB. Free memory was 22.5MB in the beginning and 20.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1154.28ms. Allocated memory is still 60.8MB. Free memory was 20.4MB in the beginning and 27.7MB in the end (delta: -7.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Referee took 4455.24ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 27.7MB in the beginning and 48.6MB in the end (delta: -20.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:11:22,393 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