This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:27:07,225 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:07,277 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:27:07,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:07,280 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:07,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:07,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:07,307 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:07,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:07,307 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:07,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:07,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:07,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:07,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:07,308 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:07,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:07,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:07,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:07,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:27:07,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:07,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:07,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:07,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:07,312 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:07,313 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:07,313 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:07,313 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:07,313 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:07,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:07,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:07,314 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:07,314 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:07,314 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:07,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:07,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:07,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:07,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:07,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:27:07,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:27:07,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:07,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:07,318 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:07,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:07,319 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:07,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:07,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:07,594 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:07,595 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:07,596 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:07,597 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-20 13:27:08,977 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:09,094 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:09,094 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-20 13:27:09,100 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/47f4ddbd2/37e5f52cbdfc4d6789369c6d74478f05/FLAG0169b018a [2024-09-20 13:27:09,111 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/47f4ddbd2/37e5f52cbdfc4d6789369c6d74478f05 [2024-09-20 13:27:09,113 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:09,113 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:09,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml [2024-09-20 13:27:09,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:09,158 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:09,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:09,158 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:09,162 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:09,163 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:09" (1/2) ... [2024-09-20 13:27:09,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33bf9b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:09, skipping insertion in model container [2024-09-20 13:27:09,164 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:09" (1/2) ... [2024-09-20 13:27:09,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@260d4d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:09, skipping insertion in model container [2024-09-20 13:27:09,165 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:09" (2/2) ... [2024-09-20 13:27:09,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33bf9b79 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09, skipping insertion in model container [2024-09-20 13:27:09,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:09" (2/2) ... [2024-09-20 13:27:09,171 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:09,171 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((((((p == 0) && (n == r)) && (n <= 0)) && (counter == 1)) && (h == 0)) && (q == 1)) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0))) && (\old(counter) == 0)) [2024-09-20 13:27:09,171 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || (((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)) && (q == 1))) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0)))) [2024-09-20 13:27:09,171 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-20 13:27:09,172 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 13:27:09,172 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:09,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:09,290 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/dijkstra-u_unwindbound2.c[525,538] [2024-09-20 13:27:09,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:09,323 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:09,350 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/dijkstra-u_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-20 13:27:09,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:09,384 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:09,384 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09 WrapperNode [2024-09-20 13:27:09,384 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:09,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:09,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:09,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:09,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,405 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,423 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:09,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,432 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,436 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,439 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:09,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:09,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:09,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:09,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (1/1) ... [2024-09-20 13:27:09,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:09,452 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:09,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 13:27:09,469 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 13:27:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:09,505 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:09,506 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:09,506 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:09,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:27:09,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:09,609 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:09,612 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:09,629 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:09,648 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:09,820 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:09,842 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:09,859 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:09,860 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 13:27:09,860 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:09 BoogieIcfgContainer [2024-09-20 13:27:09,860 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:09,861 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:09,861 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:09,861 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:09,861 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:09" (1/4) ... [2024-09-20 13:27:09,862 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2b214120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:09, skipping insertion in model container [2024-09-20 13:27:09,862 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:09" (2/4) ... [2024-09-20 13:27:09,862 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2b214120 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:09, skipping insertion in model container [2024-09-20 13:27:09,862 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:09" (3/4) ... [2024-09-20 13:27:09,862 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2b214120 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:09, skipping insertion in model container [2024-09-20 13:27:09,863 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:09" (4/4) ... [2024-09-20 13:27:09,863 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound2.c [2024-09-20 13:27:09,866 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 13:27:09,867 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:09,867 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-20 13:27:09,867 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-20 13:27:09,868 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:09,869 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-20 13:27:09,870 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 13:27:09,870 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:09,870 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from procedure entry to error location, 10 loop-free subgraphs from loop head to error location [2024-09-20 13:27:09,924 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:09,924 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:09,925 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:09,925 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:09,926 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:09,927 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:09,933 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:09,934 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:09,934 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:09,934 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:09,935 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:09,936 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:09,948 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:09,984 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-20 13:27:09,985 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:09,985 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:09,985 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:09,985 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:09,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:10,072 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-20 13:27:10,073 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:10,073 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:10,073 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:10,073 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:10,088 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:10,098 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:10,122 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 13:27:10,124 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:10,125 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:10,125 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:10,125 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:10,125 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:10,135 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 13:27:10,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:10,135 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:10,135 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:10,135 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:10,138 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:10,141 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:10,190 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 13:27:10,190 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:10,191 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:10,191 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:10,191 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:10,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:10,198 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 13:27:10,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:10,199 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:10,199 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:10,199 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:10,200 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:14,202 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:14,221 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-20 13:27:14,221 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:14,221 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:14,221 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:14,222 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:14,222 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:14,249 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-20 13:27:14,249 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:14,249 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:14,249 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:14,249 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:14,256 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:18,264 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:18,287 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:18,287 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:18,287 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:18,287 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:18,287 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:18,288 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:18,292 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:18,292 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:18,292 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:18,292 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:18,292 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:18,293 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:22,295 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:22,313 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 13:27:22,313 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:22,313 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:22,314 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:22,314 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:22,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:22,333 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 13:27:22,333 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:22,333 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:22,333 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:22,333 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:22,333 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:22,338 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:22,352 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 13:27:22,352 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:22,352 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:22,352 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:22,352 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:22,352 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:22,368 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 13:27:22,368 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:22,368 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:22,368 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:22,368 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:22,368 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:26,373 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:26,388 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 13:27:26,388 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:26,388 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:26,389 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:26,389 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:26,389 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:26,389 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 13:27:26,389 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:26,389 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:26,390 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:26,390 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:26,390 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:26,391 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:26,405 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-20 13:27:26,405 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:26,405 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:26,405 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:26,406 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:26,406 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:26,440 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-20 13:27:26,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:26,441 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:26,441 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:26,441 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:26,450 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:30,457 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:30,498 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 13:27:30,504 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:30,504 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:30,504 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:30,504 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:30,505 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:30,521 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 13:27:30,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:30,525 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:30,525 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:30,526 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:30,526 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:34,537 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:34,574 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-20 13:27:34,575 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:34,575 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:34,575 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:34,575 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:34,575 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,671 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-20 13:27:34,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,673 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:34,673 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:34,673 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:34,678 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:34,679 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:34,702 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:34,703 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:34,703 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:34,703 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:34,703 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:34,703 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,704 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:34,704 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,704 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:34,704 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:34,704 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:34,704 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:34,707 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:34,725 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:27:34,725 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:34,725 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:34,725 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:34,726 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:34,726 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,727 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:27:34,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:34,727 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:34,727 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:34,728 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:34,729 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:34,743 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-20 13:27:34,743 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:34,743 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:34,743 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:34,743 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:34,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,776 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-20 13:27:34,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:34,776 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:34,776 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:34,777 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:34,783 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:38,787 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:38,802 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:38,802 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:38,802 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:38,802 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:38,802 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:38,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,803 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:38,803 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,803 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:38,803 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:38,803 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:38,804 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:38,805 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:27:38,814 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:27:38,814 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:38,814 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:38,814 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:38,815 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:38,815 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,816 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:27:38,816 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,816 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:38,816 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:38,816 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:38,817 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:38,818 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:38,841 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:38,842 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:38,842 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:38,842 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:38,842 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:38,842 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,847 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:38,847 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,847 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:38,847 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:38,847 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:38,847 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:38,849 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:38,858 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:27:38,859 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:38,859 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:38,859 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:38,859 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:38,859 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,861 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:27:38,862 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:38,862 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:38,862 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:38,862 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:38,862 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:38,864 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:38,867 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-20 13:27:38,868 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2b214120 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:27:38, skipping insertion in model container [2024-09-20 13:27:38,868 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:27:38,869 INFO L158 Benchmark]: Toolchain (without parser) took 29710.93ms. Allocated memory is still 209.7MB. Free memory was 138.6MB in the beginning and 164.7MB in the end (delta: -26.1MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2024-09-20 13:27:38,869 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 121.6MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:38,870 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 209.7MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:38,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 226.27ms. Allocated memory is still 209.7MB. Free memory was 138.3MB in the beginning and 123.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:27:38,870 INFO L158 Benchmark]: Boogie Preprocessor took 54.54ms. Allocated memory is still 209.7MB. Free memory was 123.2MB in the beginning and 121.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:27:38,871 INFO L158 Benchmark]: RCFGBuilder took 419.94ms. Allocated memory is still 209.7MB. Free memory was 121.0MB in the beginning and 161.6MB in the end (delta: -40.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-20 13:27:38,871 INFO L158 Benchmark]: Referee took 29007.22ms. Allocated memory is still 209.7MB. Free memory was 161.6MB in the beginning and 164.7MB in the end (delta: -3.2MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2024-09-20 13:27:38,875 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 38 to check that procedure precondition always holds at line 40. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 58. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 38. 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 check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. 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 38 to check that procedure precondition always holds at line 43. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. 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 0.14ms. Allocated memory is still 121.6MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 209.7MB. Free memory is still 140.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 226.27ms. Allocated memory is still 209.7MB. Free memory was 138.3MB in the beginning and 123.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.54ms. Allocated memory is still 209.7MB. Free memory was 123.2MB in the beginning and 121.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 419.94ms. Allocated memory is still 209.7MB. Free memory was 121.0MB in the beginning and 161.6MB in the end (delta: -40.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 29007.22ms. Allocated memory is still 209.7MB. Free memory was 161.6MB in the beginning and 164.7MB in the end (delta: -3.2MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 13:27:38,908 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:27:40,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:40,921 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 13:27:40,928 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:40,928 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:40,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:40,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:40,952 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:40,952 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:40,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:40,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:40,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:40,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:40,954 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:40,954 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:40,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:40,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:40,954 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:40,955 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:40,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:40,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:40,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:40,959 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:40,960 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 13:27:40,960 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 13:27:40,960 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:40,960 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 13:27:40,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:40,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:40,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:40,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:40,961 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:40,961 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:40,961 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:40,961 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:40,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:40,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:40,962 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:40,962 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:40,962 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 13:27:40,963 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 13:27:40,966 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:40,966 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:40,966 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:40,967 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:40,967 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 13:27:40,967 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:41,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:41,251 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:41,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:41,256 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:41,256 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:41,257 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml [2024-09-20 13:27:41,299 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:41,300 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:41,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-20 13:27:42,630 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:42,780 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:42,780 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-20 13:27:42,786 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/f8f80d5fe/fb3c753136d246059565e864291a5b4f/FLAGfcdc68148 [2024-09-20 13:27:42,800 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/f8f80d5fe/fb3c753136d246059565e864291a5b4f [2024-09-20 13:27:42,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:42,802 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:42,804 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:42,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:42,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:42,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:41" (1/2) ... [2024-09-20 13:27:42,809 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc0d88 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:42, skipping insertion in model container [2024-09-20 13:27:42,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:41" (1/2) ... [2024-09-20 13:27:42,812 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76d9f57 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:42, skipping insertion in model container [2024-09-20 13:27:42,813 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:42" (2/2) ... [2024-09-20 13:27:42,813 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fbc0d88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:42, skipping insertion in model container [2024-09-20 13:27:42,813 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:42" (2/2) ... [2024-09-20 13:27:42,819 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:42,819 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((((((p == 0) && (n == r)) && (n <= 0)) && (counter == 1)) && (h == 0)) && (q == 1)) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0))) && (\old(counter) == 0)) [2024-09-20 13:27:42,821 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || (((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)) && (q == 1))) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0)))) [2024-09-20 13:27:42,821 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:42,821 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-20 13:27:42,821 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-20 13:27:42,836 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:42,972 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/dijkstra-u_unwindbound2.c[525,538] [2024-09-20 13:27:43,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:43,021 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:43,054 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/dijkstra-u_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-20 13:27:43,067 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:43,077 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:43,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43 WrapperNode [2024-09-20 13:27:43,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:43,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:43,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:43,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:43,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,093 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,099 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:43,099 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,117 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,119 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,120 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,123 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:43,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:43,124 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:43,124 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:43,124 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (1/1) ... [2024-09-20 13:27:43,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:43,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:43,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 13:27:43,151 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 13:27:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:43,202 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-20 13:27:43,203 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:43,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-20 13:27:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-20 13:27:43,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-20 13:27:43,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:43,262 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:43,264 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:43,281 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:43,300 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:45,226 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:45,272 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:45,288 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:45,289 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 13:27:45,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:45 BoogieIcfgContainer [2024-09-20 13:27:45,289 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:45,289 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:45,290 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:45,290 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:45,290 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:41" (1/4) ... [2024-09-20 13:27:45,290 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c6b052 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:45, skipping insertion in model container [2024-09-20 13:27:45,291 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:42" (2/4) ... [2024-09-20 13:27:45,291 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c6b052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:45, skipping insertion in model container [2024-09-20 13:27:45,291 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:43" (3/4) ... [2024-09-20 13:27:45,291 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c6b052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:45, skipping insertion in model container [2024-09-20 13:27:45,291 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:45" (4/4) ... [2024-09-20 13:27:45,292 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound2.c [2024-09-20 13:27:45,294 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 13:27:45,295 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:45,295 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-20 13:27:45,295 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 13:27:45,295 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 13:27:45,296 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-20 13:27:45,297 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:45,298 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 5 loop-free subgraphs from procedure entry to error location, 10 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-20 13:27:45,353 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:45,353 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:45,354 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:45,354 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:45,355 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:45,356 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,367 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:45,368 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,368 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:45,368 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:45,369 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:45,372 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:45,382 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:45,418 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-20 13:27:45,418 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:45,418 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:45,418 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:45,418 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:45,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,495 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-20 13:27:45,495 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,495 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:45,496 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:45,496 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:45,507 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:45,644 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:45,707 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 13:27:45,708 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:45,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:45,708 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:45,708 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:45,708 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,716 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-20 13:27:45,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:45,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:45,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:45,719 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:45,748 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 13:27:45,748 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:45,748 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:45,748 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:45,748 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:45,749 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,755 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 13:27:45,755 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,755 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:45,756 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:45,756 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:45,756 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:45,830 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:45,865 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-20 13:27:45,865 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:45,865 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:45,866 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:45,866 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:45,866 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,888 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-20 13:27:45,888 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:45,889 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:45,889 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:45,889 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:45,894 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:46,145 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:46,207 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:46,207 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:46,207 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:46,208 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:46,208 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:46,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:46,216 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:46,216 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:46,216 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:46,216 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:46,216 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:46,216 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:50,230 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:50,251 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 13:27:50,251 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:50,252 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:50,252 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:50,252 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:50,252 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:50,265 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 13:27:50,265 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:50,266 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:50,266 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:50,266 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:50,266 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:54,417 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:27:54,482 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 13:27:54,483 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:54,483 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:54,483 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:54,483 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:54,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,498 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 13:27:54,498 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,498 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:54,498 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:54,498 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:54,498 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:54,654 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:54,704 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-20 13:27:54,704 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:54,705 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:54,705 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:54,705 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:54,706 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,706 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-20 13:27:54,707 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,707 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:54,707 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:54,707 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:54,707 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:54,708 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:54,721 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-20 13:27:54,721 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:54,722 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:54,722 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:54,722 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:54,722 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,760 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-20 13:27:54,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:54,761 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:54,761 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:54,766 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:56,123 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:56,182 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 13:27:56,182 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:56,182 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:56,182 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:56,183 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:56,183 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:56,190 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 13:27:56,190 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:56,190 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:56,190 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:56,191 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:56,191 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,347 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-20 13:28:00,402 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-20 13:28:00,402 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,403 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,403 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,444 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-20 13:28:00,444 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,444 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,445 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,445 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,445 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,446 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:28:00,454 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:28:00,454 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,454 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,454 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,454 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,455 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:28:00,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,455 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,455 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,456 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,456 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,456 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:28:00,464 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:28:00,464 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,464 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,465 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,465 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,465 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,466 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:28:00,466 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,466 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,466 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,466 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,466 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:00,467 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:28:00,476 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-20 13:28:00,476 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:00,476 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:00,476 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:00,476 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:00,476 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,498 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-20 13:28:00,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:00,499 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:00,499 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:00,499 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:00,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,058 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:28:01,122 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:28:01,122 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,122 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,122 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,122 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,122 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,123 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:28:01,123 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,123 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,123 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,123 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,123 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,125 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:28:01,132 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:28:01,132 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,132 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,133 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,133 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,133 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,134 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:28:01,134 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,134 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,134 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,134 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,134 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,136 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:28:01,143 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:28:01,144 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,144 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,144 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,144 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,144 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,147 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:28:01,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,147 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,147 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,147 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,153 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:28:01,162 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:28:01,162 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:28:01,162 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:28:01,162 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:28:01,163 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:28:01,163 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,165 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:28:01,165 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:28:01,165 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:28:01,165 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:28:01,165 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:28:01,165 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:28:01,172 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:28:01,178 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-20 13:28:01,179 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@64c6b052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:28:01, skipping insertion in model container [2024-09-20 13:28:01,179 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:28:01,180 INFO L158 Benchmark]: Toolchain (without parser) took 18378.36ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 44.8MB in the beginning and 58.3MB in the end (delta: -13.4MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,181 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 54.5MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:28:01,181 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 54.5MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:28:01,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.76ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 55.5MB in the end (delta: -10.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,182 INFO L158 Benchmark]: Boogie Preprocessor took 44.34ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 53.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,182 INFO L158 Benchmark]: RCFGBuilder took 2165.43ms. Allocated memory is still 83.9MB. Free memory was 52.8MB in the beginning and 54.3MB in the end (delta: -1.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,182 INFO L158 Benchmark]: Referee took 15889.54ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 54.3MB in the beginning and 58.3MB in the end (delta: -4.0MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-09-20 13:28:01,184 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 30 to loop head at line 38. One counterexample starts in \old(counter)=0, counter=2147483647, h=0, n=2, p=0, q=3, r=2 and ends in \old(counter)=0, counter=-2147483648, h=0, n=2, p=0, q=3, r=2. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 43. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. 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 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. 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 13. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. 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 38 to check that procedure precondition always holds at line 58. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.13ms. Allocated memory is still 54.5MB. Free memory was 31.6MB in the beginning and 31.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 54.5MB. Free memory was 29.4MB in the beginning and 29.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.76ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 55.5MB in the end (delta: -10.7MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.34ms. Allocated memory is still 83.9MB. Free memory was 55.5MB in the beginning and 53.1MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2165.43ms. Allocated memory is still 83.9MB. Free memory was 52.8MB in the beginning and 54.3MB in the end (delta: -1.5MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Referee took 15889.54ms. Allocated memory was 83.9MB in the beginning and 121.6MB in the end (delta: 37.7MB). Free memory was 54.3MB in the beginning and 58.3MB in the end (delta: -4.0MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-20 13:28:01,242 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...