./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:50:29,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:29,630 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:50:29,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:29,636 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:29,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:29,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:29,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:29,668 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:29,669 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:29,669 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:29,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:29,670 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:29,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:29,672 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:29,672 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:29,672 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:29,673 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:29,673 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:50:29,673 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:29,673 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:29,677 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:29,678 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:29,678 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:29,678 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:29,678 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:29,678 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:29,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:29,679 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:29,679 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:29,679 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:29,679 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:29,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:29,680 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:29,680 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:29,680 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:29,680 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:50:29,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:50:29,681 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:29,681 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:29,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:29,683 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:29,684 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:29,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:29,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:29,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:29,976 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:29,977 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:29,978 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-11 20:50:30,032 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:30,032 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:30,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-11 20:50:31,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:31,664 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:31,665 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-11 20:50:31,672 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d9909c727/a633911034b74aab8cad9cdf65799f2a/FLAGaeeedff29 [2024-09-11 20:50:31,686 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d9909c727/a633911034b74aab8cad9cdf65799f2a [2024-09-11 20:50:31,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:31,688 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:31,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:31,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:31,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:31,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:30" (1/2) ... [2024-09-11 20:50:31,695 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f64f68 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:31, skipping insertion in model container [2024-09-11 20:50:31,695 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:30" (1/2) ... [2024-09-11 20:50:31,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72092505 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:31, skipping insertion in model container [2024-09-11 20:50:31,696 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:31" (2/2) ... [2024-09-11 20:50:31,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41f64f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:31, skipping insertion in model container [2024-09-11 20:50:31,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:31" (2/2) ... [2024-09-11 20:50:31,703 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:31,704 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (((((((__int128) x * z) + ((unsigned __int128) 18446744073709551615U * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (1 <= z)) [2024-09-11 20:50:31,704 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:50:31,704 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:50:31,722 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:31,897 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c[545,558] [2024-09-11 20:50:31,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:31,925 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:50:31,968 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-11 20:50:31,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:32,000 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:32,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32 WrapperNode [2024-09-11 20:50:32,001 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:32,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:32,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:32,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:32,013 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,020 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,033 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 [2024-09-11 20:50:32,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,041 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,049 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:32,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:32,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:32,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:32,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (1/1) ... [2024-09-11 20:50:32,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:32,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:32,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:50:32,088 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:50:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:32,133 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:32,135 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:32,135 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:32,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:50:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:50:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:50:32,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:32,196 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:32,198 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:50:32,332 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:50:32,373 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-09-11 20:50:32,374 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:50:32,398 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:50:32,398 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:50:32,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:32 BoogieIcfgContainer [2024-09-11 20:50:32,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:50:32,399 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:50:32,400 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:50:32,400 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:50:32,401 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:30" (1/4) ... [2024-09-11 20:50:32,401 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@233a344b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:32, skipping insertion in model container [2024-09-11 20:50:32,401 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:31" (2/4) ... [2024-09-11 20:50:32,402 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@233a344b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:32, skipping insertion in model container [2024-09-11 20:50:32,402 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:32" (3/4) ... [2024-09-11 20:50:32,402 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@233a344b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:32, skipping insertion in model container [2024-09-11 20:50:32,402 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:32" (4/4) ... [2024-09-11 20:50:32,403 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-11 20:50:32,407 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:50:32,408 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:32,408 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:50:32,408 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:50:32,408 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:50:32,409 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:32,409 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:32,409 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:32,409 INFO L130 InvariantChecker]: Will check 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, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:50:32,465 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:50:32,466 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:32,470 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:32,471 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:32,476 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:32,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:32,492 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:50:32,493 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:32,493 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:32,494 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:32,494 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:32,498 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:32,519 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:32,556 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:50:32,560 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:32,560 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:32,560 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:32,561 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:32,561 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:32,615 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:50:32,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:32,616 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:32,617 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:32,617 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:32,621 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:32,630 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:32,651 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:32,653 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:32,653 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:32,653 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:32,653 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:32,653 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:32,676 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:32,677 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:32,678 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:32,678 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:32,678 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:32,678 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:36,690 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:36,704 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-11 20:50:36,704 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:36,704 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:36,704 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:36,704 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:36,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:36,722 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-11 20:50:36,723 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:36,723 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:36,723 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:36,723 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:36,723 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:36,729 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:36,743 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:36,744 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:36,744 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:36,744 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:36,744 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:36,745 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:36,750 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:36,751 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:36,751 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:36,752 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:36,752 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:36,752 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,666 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:37,677 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:50:37,677 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,677 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,678 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,678 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,681 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:50:37,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,681 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,682 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,684 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:37,696 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:37,696 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:37,697 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:37,697 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:37,697 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:37,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,699 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:37,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:37,700 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:37,701 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:37,701 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:37,701 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:37,704 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:50:37,707 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:50:37,709 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@233a344b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:37, skipping insertion in model container [2024-09-11 20:50:37,710 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:50:37,712 INFO L158 Benchmark]: Toolchain (without parser) took 6022.42ms. Allocated memory is still 172.0MB. Free memory was 95.3MB in the beginning and 82.0MB in the end (delta: 13.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,713 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 172.0MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:37,714 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 172.0MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:37,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.83ms. Allocated memory is still 172.0MB. Free memory was 95.0MB in the beginning and 130.9MB in the end (delta: -35.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,715 INFO L158 Benchmark]: Boogie Preprocessor took 47.76ms. Allocated memory is still 172.0MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,715 INFO L158 Benchmark]: RCFGBuilder took 348.95ms. Allocated memory is still 172.0MB. Free memory was 128.8MB in the beginning and 114.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,716 INFO L158 Benchmark]: Referee took 5310.29ms. Allocated memory is still 172.0MB. Free memory was 114.1MB in the beginning and 82.0MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-11 20:50:37,718 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 36 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. 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 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 172.0MB. Free memory is still 143.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 172.0MB. Free memory is still 142.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.83ms. Allocated memory is still 172.0MB. Free memory was 95.0MB in the beginning and 130.9MB in the end (delta: -35.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.76ms. Allocated memory is still 172.0MB. Free memory was 130.9MB in the beginning and 128.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 348.95ms. Allocated memory is still 172.0MB. Free memory was 128.8MB in the beginning and 114.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 5310.29ms. Allocated memory is still 172.0MB. Free memory was 114.1MB in the beginning and 82.0MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:50:37,740 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/geo1-ll_valuebound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:50:39,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:40,022 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:50:40,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:40,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:40,069 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:40,069 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:40,070 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:40,070 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:40,070 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:40,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:40,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:40,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:40,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:40,077 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:40,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:40,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:40,078 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:40,078 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:40,079 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:40,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:40,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:40,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:40,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:50:40,085 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:50:40,086 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:40,087 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:50:40,087 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:40,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:40,090 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:40,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:40,091 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:40,091 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:40,092 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:40,092 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:40,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:40,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:40,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:40,093 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:50:40,093 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:50:40,093 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:40,095 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:40,096 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:40,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:40,096 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:50:40,097 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:40,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:40,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:40,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:40,432 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:40,432 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:40,433 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-11 20:50:42,034 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:42,225 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:42,226 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c [2024-09-11 20:50:42,234 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/7b71bc7c5/f12d070708dc47379754c27fc1598d7e/FLAGff0a3bd92 [2024-09-11 20:50:42,255 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/7b71bc7c5/f12d070708dc47379754c27fc1598d7e [2024-09-11 20:50:42,258 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:42,259 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:42,260 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound20.yml/witness-2.1.yml [2024-09-11 20:50:42,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:42,317 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:42,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:42,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:42,325 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:42,326 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:42" (1/2) ... [2024-09-11 20:50:42,327 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b116665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:42, skipping insertion in model container [2024-09-11 20:50:42,327 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:42" (1/2) ... [2024-09-11 20:50:42,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1193ab98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:42, skipping insertion in model container [2024-09-11 20:50:42,329 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:42" (2/2) ... [2024-09-11 20:50:42,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b116665 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42, skipping insertion in model container [2024-09-11 20:50:42,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:42" (2/2) ... [2024-09-11 20:50:42,339 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:42,340 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((z <= 20) && (((((((__int128) x * z) + ((unsigned __int128) 18446744073709551615U * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (1 <= z)) [2024-09-11 20:50:42,340 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:50:42,340 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:50:42,359 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:42,541 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c[545,558] [2024-09-11 20:50:42,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:42,579 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:50:42,617 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound20.c[545,558] Start Parsing Local [2024-09-11 20:50:42,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:42,650 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:42,651 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42 WrapperNode [2024-09-11 20:50:42,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:42,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:42,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:42,653 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:42,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,673 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,686 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 [2024-09-11 20:50:42,686 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,698 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,707 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,710 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:42,712 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:42,713 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:42,713 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:42,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (1/1) ... [2024-09-11 20:50:42,719 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:42,729 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:42,745 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-11 20:50:42,752 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-11 20:50:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:42,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:42,795 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:42,795 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:50:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:42,796 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:50:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:50:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:50:42,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:42,877 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:42,882 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:50:43,370 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:50:43,415 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-09-11 20:50:43,416 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:50:43,449 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:50:43,449 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:50:43,450 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:43 BoogieIcfgContainer [2024-09-11 20:50:43,453 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:50:43,454 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:50:43,454 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:50:43,455 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:50:43,455 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:42" (1/4) ... [2024-09-11 20:50:43,455 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3172adb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,455 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:42" (2/4) ... [2024-09-11 20:50:43,456 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3172adb0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,456 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:42" (3/4) ... [2024-09-11 20:50:43,456 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3172adb0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:43, skipping insertion in model container [2024-09-11 20:50:43,458 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:43" (4/4) ... [2024-09-11 20:50:43,459 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound20.c [2024-09-11 20:50:43,463 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:50:43,464 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:43,464 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:50:43,465 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:50:43,465 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:50:43,465 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:43,465 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:43,465 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:43,466 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-11 20:50:43,531 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:50:43,531 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,532 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,532 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,533 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,549 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:50:43,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,550 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,550 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,551 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,556 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:43,575 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:43,604 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:50:43,605 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:43,605 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:43,605 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:43,605 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:43,605 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,634 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:50:43,634 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:43,634 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:43,635 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:43,635 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:43,639 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:47,681 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:47,709 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:50:47,710 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:47,711 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:47,711 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:47,711 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:47,712 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:47,736 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:50:47,740 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:47,741 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:47,741 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:47,741 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:47,741 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:51,831 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:50:51,862 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-11 20:50:51,863 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:51,863 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:51,863 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:51,863 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:51,864 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,873 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-11 20:50:51,873 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,873 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:51,874 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:51,874 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:51,874 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:51,877 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:51,886 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:51,887 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:51,887 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:51,887 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:51,887 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:51,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,890 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:51,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,891 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:51,891 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:51,891 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:51,891 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:51,893 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:51,910 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:50:51,910 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:51,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:51,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:51,911 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:51,911 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,913 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:50:51,914 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,914 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:51,914 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:51,914 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:51,915 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:51,916 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:51,924 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:50:51,925 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:51,926 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:51,926 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:51,927 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:51,927 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,928 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:50:51,928 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:51,929 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:51,929 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:51,929 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:51,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:51,932 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:50:51,935 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:50:51,937 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3172adb0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:50:51, skipping insertion in model container [2024-09-11 20:50:51,937 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:50:51,938 INFO L158 Benchmark]: Toolchain (without parser) took 9620.29ms. Allocated memory is still 77.6MB. Free memory was 43.9MB in the beginning and 51.0MB in the end (delta: -7.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2024-09-11 20:50:51,939 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 56.6MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:51,939 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 77.6MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:50:51,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.11ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 52.0MB in the end (delta: -8.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-09-11 20:50:51,941 INFO L158 Benchmark]: Boogie Preprocessor took 58.49ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 49.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:50:51,944 INFO L158 Benchmark]: RCFGBuilder took 741.40ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 33.8MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:50:51,945 INFO L158 Benchmark]: Referee took 8483.14ms. Allocated memory is still 77.6MB. Free memory was 33.8MB in the beginning and 51.0MB in the end (delta: -17.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2024-09-11 20:50:51,949 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 36 to loop head at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. 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 0.20ms. Allocated memory is still 56.6MB. Free memory was 28.7MB in the beginning and 28.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 77.6MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.11ms. Allocated memory is still 77.6MB. Free memory was 43.7MB in the beginning and 52.0MB in the end (delta: -8.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.49ms. Allocated memory is still 77.6MB. Free memory was 52.0MB in the beginning and 49.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 741.40ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 33.8MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8483.14ms. Allocated memory is still 77.6MB. Free memory was 33.8MB in the beginning and 51.0MB in the end (delta: -17.1MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:50:52,005 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 Writing output log to file Ultimate.log Result: UNKNOWN