./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 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_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.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-de32597-m [2024-09-17 19:40:43,406 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:40:43,457 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-17 19:40:43,462 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:40:43,464 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:40:43,486 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:40:43,487 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:40:43,487 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:40:43,488 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:40:43,489 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:40:43,489 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:40:43,490 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:40:43,490 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:40:43,491 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:40:43,492 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:40:43,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:40:43,492 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:40:43,492 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:40:43,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:40:43,493 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:40:43,493 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:40:43,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:40:43,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:40:43,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:40:43,495 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:40:43,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:40:43,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:40:43,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:40:43,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:40:43,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:40:43,496 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:40:43,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:40:43,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:43,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:40:43,497 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:40:43,499 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:40:43,499 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:40:43,499 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:40:43,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:40:43,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:40:43,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:40:43,697 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:40:43,698 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:40:43,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-17 19:40:44,859 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:40:45,003 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:40:45,003 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-17 19:40:45,009 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3021c96c1/9ff77db37fca4eb8b5b797936bfc24ab/FLAGb218a2a8d [2024-09-17 19:40:45,411 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3021c96c1/9ff77db37fca4eb8b5b797936bfc24ab [2024-09-17 19:40:45,414 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:40:45,415 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:40:45,416 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-17 19:40:45,458 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:40:45,460 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:40:45,462 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:45,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:40:45,466 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:40:45,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:45" (1/2) ... [2024-09-17 19:40:45,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2335b5c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:45, skipping insertion in model container [2024-09-17 19:40:45,469 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:40:45" (1/2) ... [2024-09-17 19:40:45,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@10b498e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:40:45, skipping insertion in model container [2024-09-17 19:40:45,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:45" (2/2) ... [2024-09-17 19:40:45,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2335b5c2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:45, skipping insertion in model container [2024-09-17 19:40:45,471 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:45" (2/2) ... [2024-09-17 19:40:45,478 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:40:45,479 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-17 19:40:45,479 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-17 19:40:45,479 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-17 19:40:45,492 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:40:45,612 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_unwindbound1.c[525,538] [2024-09-17 19:40:45,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:45,635 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-17 19:40:45,664 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_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-17 19:40:45,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:40:45,683 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:40:45,684 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:40:45 WrapperNode [2024-09-17 19:40:45,684 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:40:45,685 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:40:45,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:40:45,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:40:45,694 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,695 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,699 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,709 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-17 19:40:45,709 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,709 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,712 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,715 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,715 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,716 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,720 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:40:45,722 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:40:45,722 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:40:45,722 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:40:45,723 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 17.09 07:40:45" (1/1) ... [2024-09-17 19:40:45,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:40:45,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:40:45,749 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) [2024-09-17 19:40:45,751 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 [2024-09-17 19:40:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:40:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:40:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:40:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:40:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:40:45,783 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:40:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:40:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:40:45,783 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:40:45,784 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-17 19:40:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:40:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-17 19:40:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-17 19:40:45,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:40:45,841 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:40:45,860 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:40:45,929 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:46,018 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:40:46,034 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:40:46,063 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:40:46,064 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-17 19:40:46,064 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:46 BoogieIcfgContainer [2024-09-17 19:40:46,064 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:40:46,065 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:40:46,065 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:40:46,065 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:40:46,065 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:40:45" (1/4) ... [2024-09-17 19:40:46,066 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a097657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:40:46, skipping insertion in model container [2024-09-17 19:40:46,066 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:40:45" (2/4) ... [2024-09-17 19:40:46,066 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a097657 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:46, skipping insertion in model container [2024-09-17 19:40:46,066 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 17.09 07:40:45" (3/4) ... [2024-09-17 19:40:46,066 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a097657 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:40:46, skipping insertion in model container [2024-09-17 19:40:46,066 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:40:46" (4/4) ... [2024-09-17 19:40:46,069 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-17 19:40:46,072 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:40:46,073 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-17 19:40:46,074 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-09-17 19:40:46,123 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-17 19:40:46,124 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:46,124 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:46,124 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:46,128 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:46,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:46,177 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-17 19:40:46,178 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:46,178 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:46,178 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:46,179 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:46,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:50,200 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-17 19:40:50,215 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:40:50,215 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:50,215 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:50,215 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:50,215 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:50,215 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:50,222 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:40:50,223 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:50,223 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:50,223 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:50,223 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:50,223 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:54,227 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-17 19:40:54,243 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-17 19:40:54,243 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:54,243 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:54,244 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:54,244 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:54,244 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:54,247 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-17 19:40:54,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:54,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:54,247 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:54,247 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:54,247 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:54,257 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:40:54,266 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-17 19:40:54,266 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:54,266 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:54,266 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:54,267 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:54,267 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:54,282 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-17 19:40:54,283 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:54,283 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:54,283 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:54,283 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:54,283 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:58,296 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-17 19:40:58,314 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:58,314 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:58,315 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:58,315 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:58,315 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:58,315 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,315 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:58,316 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,316 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:58,316 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:58,316 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:58,316 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:58,317 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:40:58,323 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:40:58,324 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:58,324 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:58,324 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:58,324 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:58,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,326 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:40:58,326 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,326 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:58,326 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:58,326 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:58,327 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:58,328 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:58,337 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:40:58,337 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:58,337 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:58,337 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:58,337 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:58,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,340 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:40:58,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,340 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:58,341 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:58,341 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:58,341 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:58,346 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:40:58,354 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-17 19:40:58,354 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:40:58,354 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:40:58,355 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:40:58,355 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:40:58,355 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,374 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-17 19:40:58,374 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:40:58,375 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:40:58,375 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:40:58,375 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:40:58,376 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:40:58,378 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:40:58,381 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-17 19:40:58,381 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6a097657 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:40:58, skipping insertion in model container [2024-09-17 19:40:58,381 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:40:58,382 INFO L158 Benchmark]: Toolchain (without parser) took 12922.28ms. Allocated memory is still 151.0MB. Free memory was 80.5MB in the beginning and 75.0MB in the end (delta: 5.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-09-17 19:40:58,383 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:58,383 INFO L158 Benchmark]: Witness Parser took 0.08ms. Allocated memory is still 151.0MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:40:58,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.63ms. Allocated memory is still 151.0MB. Free memory was 80.2MB in the beginning and 66.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-17 19:40:58,386 INFO L158 Benchmark]: Boogie Preprocessor took 35.19ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-17 19:40:58,387 INFO L158 Benchmark]: RCFGBuilder took 342.65ms. Allocated memory is still 151.0MB. Free memory was 64.7MB in the beginning and 115.6MB in the end (delta: -50.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-17 19:40:58,388 INFO L158 Benchmark]: Referee took 12316.61ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 75.0MB in the end (delta: 40.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2024-09-17 19:40:58,390 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 34 to loop head at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. 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 34. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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: * CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 79.1MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.08ms. Allocated memory is still 151.0MB. Free memory is still 82.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.63ms. Allocated memory is still 151.0MB. Free memory was 80.2MB in the beginning and 66.5MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.19ms. Allocated memory is still 151.0MB. Free memory was 66.5MB in the beginning and 64.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 342.65ms. Allocated memory is still 151.0MB. Free memory was 64.7MB in the beginning and 115.6MB in the end (delta: -50.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 12316.61ms. Allocated memory is still 151.0MB. Free memory was 115.6MB in the beginning and 75.0MB in the end (delta: 40.6MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-17 19:40:58,411 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_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.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-de32597-m [2024-09-17 19:41:00,172 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:41:00,234 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-17 19:41:00,240 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:41:00,241 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:41:00,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:41:00,265 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:41:00,265 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:41:00,266 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:41:00,266 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:41:00,266 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:41:00,267 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:41:00,267 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:41:00,268 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:41:00,268 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:41:00,268 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:41:00,269 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:41:00,269 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:41:00,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:41:00,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:41:00,271 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:41:00,272 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:41:00,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:41:00,273 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-17 19:41:00,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-17 19:41:00,273 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:41:00,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-17 19:41:00,273 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:41:00,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:41:00,274 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:41:00,274 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:41:00,274 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:41:00,274 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:41:00,275 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:41:00,275 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:41:00,275 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:41:00,275 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:41:00,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:41:00,276 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:41:00,276 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-17 19:41:00,276 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-17 19:41:00,278 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:41:00,278 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:41:00,278 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:41:00,278 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:41:00,278 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-17 19:41:00,279 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:41:00,533 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:41:00,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:41:00,562 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:41:00,564 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:41:00,564 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:41:00,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_unwindbound1.yml/witness-2.1.yml [2024-09-17 19:41:00,606 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:41:00,606 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:41:00,606 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-17 19:41:01,892 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:41:02,026 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:41:02,026 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_unwindbound1.c [2024-09-17 19:41:02,032 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/05daaec03/f3a6f7b6d57c46acb1e84a994b4722a8/FLAG431d7c1ba [2024-09-17 19:41:02,045 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/05daaec03/f3a6f7b6d57c46acb1e84a994b4722a8 [2024-09-17 19:41:02,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:41:02,047 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:41:02,047 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:41:02,047 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:41:02,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:41:02,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:41:00" (1/2) ... [2024-09-17 19:41:02,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d4ace7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:02, skipping insertion in model container [2024-09-17 19:41:02,054 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:41:00" (1/2) ... [2024-09-17 19:41:02,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@348d73b5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:02, skipping insertion in model container [2024-09-17 19:41:02,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:41:02" (2/2) ... [2024-09-17 19:41:02,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48d4ace7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02, skipping insertion in model container [2024-09-17 19:41:02,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:41:02" (2/2) ... [2024-09-17 19:41:02,063 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:41:02,067 INFO L1541 ArrayList]: Loop invariant at [L34-L43] (((((y == 1) && (x == 1)) && (counter == 0)) || (((z == y) && (1 <= counter)) && (x == ((long long) z + 1)))) && (\old(counter) == 0)) [2024-09-17 19:41:02,067 INFO L1541 ArrayList]: Function contract at [L24]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-17 19:41:02,068 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-17 19:41:02,082 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:41:02,216 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_unwindbound1.c[525,538] [2024-09-17 19:41:02,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:41:02,248 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-17 19:41:02,281 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_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-17 19:41:02,292 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:41:02,309 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:41:02,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02 WrapperNode [2024-09-17 19:41:02,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:41:02,311 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:41:02,311 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:41:02,311 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:41:02,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,327 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,335 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-17 19:41:02,338 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,350 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:41:02,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:41:02,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:41:02,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:41:02,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (1/1) ... [2024-09-17 19:41:02,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:41:02,368 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:41:02,380 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) [2024-09-17 19:41:02,386 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 [2024-09-17 19:41:02,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:41:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:41:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:41:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:41:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:41:02,419 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:41:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:41:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:41:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:41:02,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:41:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-17 19:41:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:41:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:41:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:41:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:41:02,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-17 19:41:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:41:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-17 19:41:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-17 19:41:02,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:41:02,478 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:41:02,480 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:41:02,518 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:41:03,000 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:41:03,015 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:41:03,049 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:41:03,050 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-17 19:41:03,051 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:41:03 BoogieIcfgContainer [2024-09-17 19:41:03,051 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:41:03,051 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:41:03,051 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:41:03,052 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:41:03,052 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:41:00" (1/4) ... [2024-09-17 19:41:03,052 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1de7643e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:41:03, skipping insertion in model container [2024-09-17 19:41:03,053 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:41:02" (2/4) ... [2024-09-17 19:41:03,053 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1de7643e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:41:03, skipping insertion in model container [2024-09-17 19:41:03,053 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:02" (3/4) ... [2024-09-17 19:41:03,053 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1de7643e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:41:03, skipping insertion in model container [2024-09-17 19:41:03,053 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:41:03" (4/4) ... [2024-09-17 19:41:03,054 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_unwindbound1.c [2024-09-17 19:41:03,056 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-17 19:41:03,057 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-17 19:41:03,057 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:41:03,057 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-17 19:41:03,057 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-17 19:41:03,057 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:41:03,058 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:41:03,058 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:41:03,058 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-17 19:41:03,058 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-17 19:41:03,094 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-17 19:41:03,095 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:03,095 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:03,096 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:03,096 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:03,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:03,129 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-17 19:41:03,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:03,129 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:03,130 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:03,130 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:03,135 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:07,171 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-17 19:41:07,201 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:41:07,201 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:07,201 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:07,201 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:07,201 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:07,201 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:07,212 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:41:07,213 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:07,213 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:07,213 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:07,213 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:07,213 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,251 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-17 19:41:11,273 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-17 19:41:11,276 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:11,276 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:11,277 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:11,277 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:11,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,289 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-17 19:41:11,289 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,290 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:11,290 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:11,291 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:11,291 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,299 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:41:11,309 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-17 19:41:11,309 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:11,309 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:11,310 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:11,310 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:11,310 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,328 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-17 19:41:11,328 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,328 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:11,328 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:11,328 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:11,328 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,660 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:41:11,689 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:41:11,689 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:11,689 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:11,689 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:11,690 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:11,690 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,691 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:41:11,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,691 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:11,692 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:11,693 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:11,693 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,694 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:11,702 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:41:11,702 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:11,703 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:11,703 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:11,703 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:11,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,705 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:41:11,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,705 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:11,705 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:11,705 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:11,706 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,707 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:41:11,714 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:41:11,715 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:11,715 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:11,715 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:11,715 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:11,715 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,716 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:41:11,716 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:11,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:11,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:11,717 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,718 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:41:11,726 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-17 19:41:11,726 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:11,726 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:11,726 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:11,726 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:11,726 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,742 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-17 19:41:11,742 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:11,746 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:11,746 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:11,747 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:11,747 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:11,749 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:41:11,752 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-17 19:41:11,753 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1de7643e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:41:11, skipping insertion in model container [2024-09-17 19:41:11,753 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:41:11,755 INFO L158 Benchmark]: Toolchain (without parser) took 9707.03ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 42.7MB in the beginning and 44.5MB in the end (delta: -1.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-09-17 19:41:11,755 INFO L158 Benchmark]: Witness Parser took 0.70ms. Allocated memory is still 50.3MB. Free memory is still 31.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:41:11,756 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 50.3MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 63.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:41:11,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.85ms. Allocated memory is still 73.4MB. Free memory was 42.5MB in the beginning and 48.3MB in the end (delta: -5.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-09-17 19:41:11,757 INFO L158 Benchmark]: Boogie Preprocessor took 44.93ms. Allocated memory is still 73.4MB. Free memory was 48.3MB in the beginning and 46.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-17 19:41:11,757 INFO L158 Benchmark]: RCFGBuilder took 694.95ms. Allocated memory is still 73.4MB. Free memory was 46.1MB in the beginning and 50.5MB in the end (delta: -4.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2024-09-17 19:41:11,758 INFO L158 Benchmark]: Referee took 8701.50ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 50.5MB in the beginning and 44.5MB in the end (delta: 6.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2024-09-17 19:41:11,761 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 34 to check that procedure precondition always holds at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.70ms. Allocated memory is still 50.3MB. Free memory is still 31.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 50.3MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 63.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.85ms. Allocated memory is still 73.4MB. Free memory was 42.5MB in the beginning and 48.3MB in the end (delta: -5.7MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.93ms. Allocated memory is still 73.4MB. Free memory was 48.3MB in the beginning and 46.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 694.95ms. Allocated memory is still 73.4MB. Free memory was 46.1MB in the beginning and 50.5MB in the end (delta: -4.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Referee took 8701.50ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 50.5MB in the beginning and 44.5MB in the end (delta: 6.1MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-17 19:41:11,792 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