./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_3.i --full-output --witness-type correctness_witness --validate ../results/cpachecker-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_3.yml/output/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 27b49876 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_3.i ../results/cpachecker-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_3.yml/output/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 19:12:18,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 19:12:18,082 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 19:12:18,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 19:12:18,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 19:12:18,115 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 19:12:18,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 19:12:18,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 19:12:18,117 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 19:12:18,118 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 19:12:18,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 19:12:18,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 19:12:18,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 19:12:18,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 19:12:18,123 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 19:12:18,124 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 19:12:18,124 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 19:12:18,124 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 19:12:18,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 19:12:18,124 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 19:12:18,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 19:12:18,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 19:12:18,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 19:12:18,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 19:12:18,126 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 19:12:18,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 19:12:18,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 19:12:18,129 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 19:12:18,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 19:12:18,129 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 19:12:18,129 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 19:12:18,130 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 19:12:18,130 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 19:12:18,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:18,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 19:12:18,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 19:12:18,131 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 19:12:18,131 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 19:12:18,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 19:12:18,132 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 19:12:18,133 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 19:12:18,133 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 19:12:18,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 19:12:18,133 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 19:12:18,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 19:12:18,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 19:12:18,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 19:12:18,442 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 19:12:18,444 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 19:12:18,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/cpachecker-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_3.yml/output/witness-2.1.yml [2024-09-21 19:12:18,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 19:12:18,510 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 19:12:18,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_3.i [2024-09-21 19:12:19,978 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 19:12:20,148 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 19:12:20,149 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_3.i [2024-09-21 19:12:20,155 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/70da259bd/9283ec5f718a4d5bbe702c0a5bf4c3f4/FLAG1290cd837 [2024-09-21 19:12:20,166 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/70da259bd/9283ec5f718a4d5bbe702c0a5bf4c3f4 [2024-09-21 19:12:20,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 19:12:20,168 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 19:12:20,169 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:20,169 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 19:12:20,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 19:12:20,175 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:12:18" (1/2) ... [2024-09-21 19:12:20,176 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4365d8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,176 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:12:18" (1/2) ... [2024-09-21 19:12:20,179 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@538af94e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,180 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:20" (2/2) ... [2024-09-21 19:12:20,180 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f4365d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,180 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 07:12:20" (2/2) ... [2024-09-21 19:12:20,192 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 19:12:20,193 INFO L1541 ArrayList]: Function contract at [L78]: requires 1, ensures 1 [2024-09-21 19:12:20,193 INFO L1541 ArrayList]: Function contract at [L95]: requires 1, ensures 1 [2024-09-21 19:12:20,193 INFO L1541 ArrayList]: Function contract at [L62]: requires 1, ensures (!(1) || (1)) [2024-09-21 19:12:20,194 INFO L1541 ArrayList]: Function contract at [L18]: requires 1, ensures 1 [2024-09-21 19:12:20,194 INFO L1541 ArrayList]: Function contract at [L45]: requires 1, ensures 1 [2024-09-21 19:12:20,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 19:12:20,368 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/recursified_loop-crafted/recursified_simple_array_index_value_3.i[1898,1911] [2024-09-21 19:12:20,395 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:20,407 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:12:20,447 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/recursified_loop-crafted/recursified_simple_array_index_value_3.i[1898,1911] Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 19:12:20,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 19:12:20,477 INFO L204 MainTranslator]: Completed translation [2024-09-21 19:12:20,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20 WrapperNode [2024-09-21 19:12:20,478 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 19:12:20,479 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 19:12:20,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 19:12:20,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 19:12:20,489 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,495 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,507 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure reach_error is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 19:12:20,507 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,515 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,516 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 19:12:20,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 19:12:20,521 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 19:12:20,521 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 19:12:20,522 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (1/1) ... [2024-09-21 19:12:20,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 19:12:20,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 19:12:20,562 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) [2024-09-21 19:12:20,567 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 [2024-09-21 19:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 19:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 19:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 19:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 19:12:20,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 19:12:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_38_to_41_0 [2024-09-21 19:12:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_44_to_45_0 [2024-09-21 19:12:20,614 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 19:12:20,614 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 19:12:20,614 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 19:12:20,616 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-21 19:12:20,616 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-21 19:12:20,616 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 19:12:20,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 19:12:20,616 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_38_to_41_0 [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_44_to_45_0 [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 19:12:20,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 19:12:20,707 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 19:12:20,710 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 19:12:20,716 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:20,792 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:20,832 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:20,866 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:20,910 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 19:12:20,921 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 19:12:20,947 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 19:12:20,947 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 19:12:20,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:12:20 BoogieIcfgContainer [2024-09-21 19:12:20,948 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 19:12:20,948 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 19:12:20,948 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 19:12:20,949 INFO L274 PluginConnector]: Referee initialized [2024-09-21 19:12:20,949 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 07:12:18" (1/4) ... [2024-09-21 19:12:20,950 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6f38e42e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,950 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 07:12:20" (2/4) ... [2024-09-21 19:12:20,950 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6f38e42e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,950 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 07:12:20" (3/4) ... [2024-09-21 19:12:20,951 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6f38e42e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 07:12:20, skipping insertion in model container [2024-09-21 19:12:20,951 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 07:12:20" (4/4) ... [2024-09-21 19:12:20,952 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_3.i [2024-09-21 19:12:20,955 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 19:12:20,956 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_44_to_45_0ENTRY to ERROR_LOC func_to_recursive_line_44_to_45_0Err0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:12:20,956 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_44_to_45_0ENTRY to ERROR_LOC func_to_recursive_line_44_to_45_0Err1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 19:12:20,956 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_44_to_45_0ENTRY to ERROR_LOC func_to_recursive_line_44_to_45_0Err2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 9 edges. [2024-09-21 19:12:20,956 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:12:20,956 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:12:20,956 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-09-21 19:12:20,957 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_38_to_41_0ENTRY to ERROR_LOC func_to_recursive_line_38_to_41_0Err0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 19:12:20,957 INFO L373 InvariantChecker]: Will check inductivity from ENTRY reach_errorENTRY to ERROR_LOC reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 19:12:20,957 INFO L373 InvariantChecker]: Will check inductivity from ENTRY func_to_recursive_line_38_to_41_0ENTRY to ERROR_LOC func_to_recursive_line_38_to_41_0Err1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:12:20,957 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-21 19:12:20,957 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 19:12:20,957 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 19:12:20,957 INFO L131 InvariantChecker]: Will check 12 loop-free subgraphs from procedure entry to error location [2024-09-21 19:12:20,999 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:12:21,001 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,002 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,002 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,003 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,005 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,036 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:12:21,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,037 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,038 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,038 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,042 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,061 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_44_to_45_0ENTRY to error location func_to_recursive_line_44_to_45_0Err0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:21,084 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-21 19:12:21,084 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,084 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,084 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,085 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,085 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,129 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-21 19:12:21,129 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,129 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,130 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,130 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,130 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,135 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_44_to_45_0ENTRY to error location func_to_recursive_line_44_to_45_0Err1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:21,145 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-21 19:12:21,148 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,148 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,148 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,148 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,148 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,176 INFO L101 BaseMinimizeStates]: Removed 17 edges and 6 locations by large block encoding [2024-09-21 19:12:21,176 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,176 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,176 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,177 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,178 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,179 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_44_to_45_0ENTRY to error location func_to_recursive_line_44_to_45_0Err2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:21,195 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:21,195 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,195 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,195 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,195 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,195 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,196 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:21,197 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,197 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,197 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,197 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,197 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,202 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:21,210 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-21 19:12:21,211 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,211 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,212 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,212 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,219 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-21 19:12:21,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,220 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,220 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,220 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,220 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,222 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:21,233 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 19:12:21,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,235 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,235 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,247 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 19:12:21,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,247 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,247 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,248 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,248 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,249 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:21,261 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:12:21,261 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,261 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,262 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,262 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,262 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,266 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:12:21,266 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,266 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,267 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,267 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,267 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,268 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_38_to_41_0ENTRY to error location func_to_recursive_line_38_to_41_0Err0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:21,279 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 19:12:21,280 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,280 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,280 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,280 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,282 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 19:12:21,282 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,283 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,283 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,283 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,284 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,286 INFO L520 InvariantChecker]: The annotation(s) from entry reach_errorENTRY to error location reach_errorErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:21,293 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:12:21,296 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,296 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,296 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,296 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,303 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:12:21,303 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,304 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,304 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,304 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,305 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,308 INFO L520 InvariantChecker]: The annotation(s) from entry func_to_recursive_line_38_to_41_0ENTRY to error location func_to_recursive_line_38_to_41_0Err1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:21,317 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-21 19:12:21,317 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,318 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,318 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,318 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,318 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,319 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-21 19:12:21,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,319 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,319 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,319 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,320 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,321 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 19:12:21,329 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 19:12:21,329 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,329 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,330 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,330 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,333 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 19:12:21,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,335 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,335 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,335 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,336 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,337 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 19:12:21,347 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 19:12:21,347 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 19:12:21,348 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 19:12:21,348 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 19:12:21,348 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 19:12:21,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,349 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 19:12:21,349 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 19:12:21,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 19:12:21,350 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 19:12:21,350 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 19:12:21,350 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 19:12:21,366 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-21 19:12:21,366 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6f38e42e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 07:12:21, skipping insertion in model container [2024-09-21 19:12:21,366 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 19:12:21,368 INFO L158 Benchmark]: Toolchain (without parser) took 1199.18ms. Allocated memory is still 140.5MB. Free memory was 103.8MB in the beginning and 54.1MB in the end (delta: 49.7MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-09-21 19:12:21,369 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 108.5MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:21,369 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 140.5MB. Free memory is still 106.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 19:12:21,370 INFO L158 Benchmark]: CACSL2BoogieTranslator took 309.32ms. Allocated memory is still 140.5MB. Free memory was 103.8MB in the beginning and 89.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:12:21,370 INFO L158 Benchmark]: Boogie Preprocessor took 41.76ms. Allocated memory is still 140.5MB. Free memory was 89.9MB in the beginning and 87.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 19:12:21,371 INFO L158 Benchmark]: RCFGBuilder took 426.55ms. Allocated memory is still 140.5MB. Free memory was 87.7MB in the beginning and 102.5MB in the end (delta: -14.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 19:12:21,372 INFO L158 Benchmark]: Referee took 418.14ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 54.1MB in the end (delta: 48.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-09-21 19:12:21,374 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 49. One counterexample starts in \old(cond)=0 and ends in \old(cond)=0, cond=0. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_44_to_45_0 to exit of procedure func_to_recursive_line_44_to_45_0. Annotation is valid for all loop-free paths from entry of procedure main to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 100. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_38_to_41_0 to check that procedure precondition always holds at line 71. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 103. 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 func_to_recursive_line_44_to_45_0 to check that procedure precondition always holds at line 84. Annotation is valid for all loop-free paths from entry of procedure reach_error to exit of procedure reach_error. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_38_to_41_0 to exit of procedure func_to_recursive_line_38_to_41_0. Annotation is valid for all loop-free paths from entry of procedure func_to_recursive_line_44_to_45_0 to check that procedure precondition always holds at line 88. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.25ms. Allocated memory is still 140.5MB. Free memory was 108.7MB in the beginning and 108.5MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.21ms. Allocated memory is still 140.5MB. Free memory is still 106.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 309.32ms. Allocated memory is still 140.5MB. Free memory was 103.8MB in the beginning and 89.9MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.76ms. Allocated memory is still 140.5MB. Free memory was 89.9MB in the beginning and 87.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.55ms. Allocated memory is still 140.5MB. Free memory was 87.7MB in the beginning and 102.5MB in the end (delta: -14.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 418.14ms. Allocated memory is still 140.5MB. Free memory was 102.5MB in the beginning and 54.1MB in the end (delta: 48.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-21 19:12:21,414 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE