./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c ../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:11:26,800 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:11:26,858 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:11:26,863 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:11:26,864 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:11:26,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:11:26,891 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:11:26,891 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:11:26,892 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:11:26,894 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:11:26,895 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:11:26,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:11:26,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:11:26,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:11:26,896 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:11:26,897 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:11:26,897 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:11:26,897 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:11:26,897 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:11:26,897 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:11:26,897 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:11:26,898 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:11:26,898 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:11:26,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:11:26,898 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:11:26,899 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:11:26,899 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:11:26,899 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:11:26,899 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:11:26,900 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:11:26,900 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:11:26,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:11:26,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:11:26,901 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:11:26,901 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:11:26,901 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:11:26,901 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:11:26,901 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:11:26,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:11:26,902 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:11:26,902 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:11:26,902 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:11:26,902 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:11:26,902 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:11:27,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:11:27,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:11:27,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:11:27,119 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:11:27,120 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:11:27,121 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml [2024-09-13 05:11:27,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:11:27,176 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:11:27,176 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-13 05:11:28,468 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:11:28,615 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:11:28,615 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-13 05:11:28,622 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/766ab4796/ed1e05f006ca40f6a81e6422144e60bb/FLAG4e501914c [2024-09-13 05:11:29,017 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/766ab4796/ed1e05f006ca40f6a81e6422144e60bb [2024-09-13 05:11:29,018 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:11:29,019 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:11:29,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:11:29,025 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:11:29,028 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:11:29,029 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:11:27" (1/2) ... [2024-09-13 05:11:29,030 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df7ff86 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:11:29, skipping insertion in model container [2024-09-13 05:11:29,031 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:11:27" (1/2) ... [2024-09-13 05:11:29,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7b1eeb58 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:11:29, skipping insertion in model container [2024-09-13 05:11:29,032 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:11:29" (2/2) ... [2024-09-13 05:11:29,033 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6df7ff86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29, skipping insertion in model container [2024-09-13 05:11:29,033 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:11:29" (2/2) ... [2024-09-13 05:11:29,042 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:11:29,042 INFO L1541 ArrayList]: Location invariant before [L69-L252] (((((long long) main__index2 + 1) % 4294967296) <= 99999) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) [2024-09-13 05:11:29,042 INFO L1541 ArrayList]: Location invariant before [L93-L202] ((((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296)) && ((main__index2 % 4294967296) <= 99999)) [2024-09-13 05:11:29,043 INFO L1541 ArrayList]: Location invariant before [L111-L143] ((((main____CPAchecker_TMP_0 != 0) && ((((long long) main__index2 + 1) % 4294967296) <= 99999)) && (((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296))) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) [2024-09-13 05:11:29,043 INFO L1541 ArrayList]: Location invariant before [L157-L190] ((((((long long) main__index2 + 1) % 4294967296) <= 99999) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) || ((((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296)) && ((main__index2 % 4294967296) <= 99999))) [2024-09-13 05:11:29,043 INFO L1541 ArrayList]: Location invariant before [L72-L217] 0 [2024-09-13 05:11:29,043 INFO L1541 ArrayList]: Location invariant before [L74-L212] (((((__tmp_155_0 == \old(__tmp_155_0)) && (main____CPAchecker_TMP_0 == 1)) && (((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296))) && (main__loop_entered == 0)) && (main__index2 <= (((main__index2 / 4294967296) * 4294967296) + 99999))) [2024-09-13 05:11:29,043 INFO L1541 ArrayList]: Location invariant before [L109-L148] 0 [2024-09-13 05:11:29,067 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:11:29,220 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[2334,2347] [2024-09-13 05:11:29,227 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[3766,3779] [2024-09-13 05:11:29,230 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[5193,5206] [2024-09-13 05:11:29,234 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[7003,7016] [2024-09-13 05:11:29,236 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:11:29,244 INFO L200 MainTranslator]: Completed pre-run [2024-09-13 05:11:29,265 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[2334,2347] [2024-09-13 05:11:29,273 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[3766,3779] Start Parsing Local Start Parsing Local [2024-09-13 05:11:29,297 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[5193,5206] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-13 05:11:29,310 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[7003,7016] Start Parsing Local [2024-09-13 05:11:29,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:11:29,326 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:11:29,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29 WrapperNode [2024-09-13 05:11:29,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:11:29,328 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:11:29,328 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:11:29,328 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:11:29,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,347 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,378 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [2, 5, 7]. 50 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-09-13 05:11:29,379 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,379 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,392 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,427 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:11:29,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:11:29,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:11:29,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:11:29,440 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (1/1) ... [2024-09-13 05:11:29,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:11:29,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:11:29,495 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) [2024-09-13 05:11:29,497 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 [2024-09-13 05:11:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:11:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:11:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:11:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:11:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_22_0 [2024-09-13 05:11:29,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:11:29,537 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:11:29,538 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:11:29,538 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:11:29,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:11:29,538 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:11:29,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:11:29,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:11:29,540 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:11:29,540 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_22_0 [2024-09-13 05:11:29,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:11:29,541 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:11:29,625 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:11:29,628 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:11:29,930 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:11:29,966 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:11:29,967 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-13 05:11:29,967 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:11:29 BoogieIcfgContainer [2024-09-13 05:11:29,967 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:11:29,968 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:11:29,968 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:11:29,968 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:11:29,968 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:11:27" (1/4) ... [2024-09-13 05:11:29,969 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@c0c35f6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:11:29, skipping insertion in model container [2024-09-13 05:11:29,969 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:11:29" (2/4) ... [2024-09-13 05:11:29,969 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@c0c35f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:11:29, skipping insertion in model container [2024-09-13 05:11:29,969 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:29" (3/4) ... [2024-09-13 05:11:29,969 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@c0c35f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:11:29, skipping insertion in model container [2024-09-13 05:11:29,970 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:11:29" (4/4) ... [2024-09-13 05:11:29,971 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-13 05:11:29,974 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-13 05:11:29,975 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 05:11:29,975 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-13 05:11:29,975 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-13 05:11:29,975 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-13 05:11:29,975 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 42 edges. [2024-09-13 05:11:29,976 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-13 05:11:29,976 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:11:29,976 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 32 edges. [2024-09-13 05:11:29,976 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-09-13 05:11:29,976 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:11:29,976 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 11 edges. [2024-09-13 05:11:29,977 INFO L130 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-13 05:11:30,021 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-13 05:11:30,022 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:30,024 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:30,025 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:30,026 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:30,027 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,057 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-13 05:11:30,058 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,058 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:30,059 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:30,059 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:30,060 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:11:30,075 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:11:30,103 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 05:11:30,103 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:30,103 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:30,103 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:30,103 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:30,104 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,123 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-13 05:11:30,125 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,125 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:30,125 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:30,125 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:30,130 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:11:30,132 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:11:30,148 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 05:11:30,149 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:30,150 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:30,150 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:30,150 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:30,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,180 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-13 05:11:30,180 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,180 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:30,180 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:30,180 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:30,181 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:11:30,185 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:11:30,208 INFO L314 BlockEncoder]: Initial Icfg 27 locations, 31 edges [2024-09-13 05:11:30,209 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:30,209 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:30,210 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:30,210 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:30,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,306 INFO L101 BaseMinimizeStates]: Removed 76 edges and 24 locations by large block encoding [2024-09-13 05:11:30,306 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,307 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:30,307 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:30,307 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:30,309 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-13 05:11:30,330 INFO L314 BlockEncoder]: Initial Icfg 36 locations, 42 edges [2024-09-13 05:11:30,331 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:30,331 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:30,331 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:30,331 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:30,332 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,431 INFO L101 BaseMinimizeStates]: Removed 99 edges and 32 locations by large block encoding [2024-09-13 05:11:30,432 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:30,432 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:30,433 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:30,433 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:30,448 INFO L314 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-09-13 05:11:30,449 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-09-13 05:11:30,454 INFO L158 Benchmark]: Toolchain (without parser) took 1434.18ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 91.0MB in the beginning and 144.0MB in the end (delta: -53.0MB). Peak memory consumption was 54.7MB. Max. memory is 16.1GB. [2024-09-13 05:11:30,456 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:11:30,456 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 148.9MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:11:30,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.43ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 74.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-13 05:11:30,458 INFO L158 Benchmark]: Boogie Preprocessor took 110.73ms. Allocated memory is still 148.9MB. Free memory was 74.2MB in the beginning and 119.7MB in the end (delta: -45.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-09-13 05:11:30,459 INFO L158 Benchmark]: RCFGBuilder took 528.32ms. Allocated memory is still 148.9MB. Free memory was 119.7MB in the beginning and 89.8MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-09-13 05:11:30,460 INFO L158 Benchmark]: Referee took 484.71ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 89.8MB in the beginning and 144.0MB in the end (delta: -54.1MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. [2024-09-13 05:11:30,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.16ms. Allocated memory is still 148.9MB. Free memory is still 109.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 148.9MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.43ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 74.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.73ms. Allocated memory is still 148.9MB. Free memory was 74.2MB in the beginning and 119.7MB in the end (delta: -45.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * RCFGBuilder took 528.32ms. Allocated memory is still 148.9MB. Free memory was 119.7MB in the beginning and 89.8MB in the end (delta: 29.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Referee took 484.71ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 89.8MB in the beginning and 144.0MB in the end (delta: -54.1MB). Peak memory consumption was 53.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:11:30,489 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c ../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:11:32,222 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:11:32,284 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 05:11:32,288 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:11:32,289 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:11:32,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:11:32,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:11:32,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:11:32,312 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:11:32,313 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:11:32,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:11:32,314 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:11:32,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:11:32,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:11:32,314 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:11:32,315 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:11:32,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:11:32,315 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:11:32,315 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:11:32,315 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:11:32,316 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:11:32,316 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:11:32,316 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:11:32,316 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 05:11:32,316 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 05:11:32,316 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:11:32,317 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 05:11:32,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:11:32,317 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:11:32,317 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:11:32,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:11:32,318 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:11:32,318 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:11:32,318 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:11:32,318 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:11:32,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:11:32,319 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:11:32,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:11:32,319 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:11:32,319 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 05:11:32,319 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 05:11:32,320 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:11:32,320 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:11:32,320 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:11:32,321 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:11:32,321 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 05:11:32,321 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:11:32,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:11:32,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:11:32,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:11:32,592 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:11:32,593 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:11:32,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml [2024-09-13 05:11:32,640 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:11:32,641 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:11:32,641 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-13 05:11:33,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:11:34,144 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:11:34,144 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-13 05:11:34,151 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ada1c6869/9ce78ce7cad0468a95b20d556e63ed43/FLAGeb0ecd17d [2024-09-13 05:11:34,183 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ada1c6869/9ce78ce7cad0468a95b20d556e63ed43 [2024-09-13 05:11:34,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:11:34,184 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:11:34,185 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:11:34,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:11:34,189 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:11:34,190 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:11:32" (1/2) ... [2024-09-13 05:11:34,190 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c4ee9b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:11:34, skipping insertion in model container [2024-09-13 05:11:34,191 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:11:32" (1/2) ... [2024-09-13 05:11:34,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38b222b0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:11:34, skipping insertion in model container [2024-09-13 05:11:34,192 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:11:34" (2/2) ... [2024-09-13 05:11:34,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39c4ee9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34, skipping insertion in model container [2024-09-13 05:11:34,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:11:34" (2/2) ... [2024-09-13 05:11:34,201 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L111-L143] ((((main____CPAchecker_TMP_0 != 0) && ((((long long) main__index2 + 1) % 4294967296) <= 99999)) && (((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296))) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L93-L202] ((((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296)) && ((main__index2 % 4294967296) <= 99999)) [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L72-L217] 0 [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L109-L148] 0 [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L157-L190] ((((((long long) main__index2 + 1) % 4294967296) <= 99999) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) || ((((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296)) && ((main__index2 % 4294967296) <= 99999))) [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L74-L212] (((((__tmp_155_0 == \old(__tmp_155_0)) && (main____CPAchecker_TMP_0 == 1)) && (((long long) (main__index1 % 4294967296) + 1) <= (main__index2 % 4294967296))) && (main__loop_entered == 0)) && (main__index2 <= (((main__index2 / 4294967296) * 4294967296) + 99999))) [2024-09-13 05:11:34,202 INFO L1541 ArrayList]: Location invariant before [L69-L252] (((((long long) main__index2 + 1) % 4294967296) <= 99999) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) [2024-09-13 05:11:34,220 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:11:34,373 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[2334,2347] [2024-09-13 05:11:34,386 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[3766,3779] [2024-09-13 05:11:34,389 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[5193,5206] [2024-09-13 05:11:34,394 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[7003,7016] [2024-09-13 05:11:34,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:11:34,408 INFO L200 MainTranslator]: Completed pre-run [2024-09-13 05:11:34,428 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[2334,2347] [2024-09-13 05:11:34,432 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[3766,3779] Start Parsing Local Start Parsing Local [2024-09-13 05:11:34,464 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[5193,5206] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-13 05:11:34,482 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c[7003,7016] Start Parsing Local [2024-09-13 05:11:34,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:11:34,505 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:11:34,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34 WrapperNode [2024-09-13 05:11:34,517 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:11:34,520 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:11:34,521 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:11:34,521 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:11:34,532 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,540 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,563 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [2, 5, 7]. 50 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 1, 0]. The 2 writes are split as follows [0, 1, 1]. [2024-09-13 05:11:34,563 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,563 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,585 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,592 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:11:34,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:11:34,595 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:11:34,595 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:11:34,596 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (1/1) ... [2024-09-13 05:11:34,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:11:34,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:11:34,625 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) [2024-09-13 05:11:34,628 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 [2024-09-13 05:11:34,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:11:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:11:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:11:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:11:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_22_0 [2024-09-13 05:11:34,670 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:11:34,670 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:11:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:11:34,671 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:11:34,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:11:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:11:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:11:34,673 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_22_0 [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-09-13 05:11:34,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-09-13 05:11:34,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-09-13 05:11:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-09-13 05:11:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:11:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-09-13 05:11:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-09-13 05:11:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-09-13 05:11:34,676 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-09-13 05:11:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-09-13 05:11:34,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-09-13 05:11:34,762 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:11:34,764 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:11:35,073 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:11:35,112 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:11:35,113 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-13 05:11:35,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:11:35 BoogieIcfgContainer [2024-09-13 05:11:35,113 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:11:35,114 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:11:35,114 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:11:35,114 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:11:35,114 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:11:32" (1/4) ... [2024-09-13 05:11:35,115 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7077565e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:11:35, skipping insertion in model container [2024-09-13 05:11:35,115 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:11:34" (2/4) ... [2024-09-13 05:11:35,115 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7077565e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:11:35, skipping insertion in model container [2024-09-13 05:11:35,115 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:11:34" (3/4) ... [2024-09-13 05:11:35,115 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7077565e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:11:35, skipping insertion in model container [2024-09-13 05:11:35,115 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:11:35" (4/4) ... [2024-09-13 05:11:35,118 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-13 05:11:35,121 INFO L112 InvariantChecker]: Found 0 loops. [2024-09-13 05:11:35,122 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 05:11:35,123 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-13 05:11:35,123 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-13 05:11:35,123 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-13 05:11:35,124 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 42 edges. [2024-09-13 05:11:35,124 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-13 05:11:35,124 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:11:35,125 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 32 edges. [2024-09-13 05:11:35,126 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-09-13 05:11:35,126 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 05:11:35,126 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 11 edges. [2024-09-13 05:11:35,126 INFO L130 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-13 05:11:35,176 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-13 05:11:35,178 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:35,179 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:35,179 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:35,180 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:35,182 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,204 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-13 05:11:35,205 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,205 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:35,205 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:35,206 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:35,206 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:11:35,222 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:11:35,252 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 05:11:35,252 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:35,252 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:35,252 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:35,252 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:35,253 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,281 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-13 05:11:35,282 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,282 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:35,282 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:35,282 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:35,285 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:11:35,287 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:11:35,302 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 05:11:35,302 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:35,303 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:35,303 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:35,303 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:35,303 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,327 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-13 05:11:35,328 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,328 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:35,329 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:35,329 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:35,330 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:11:35,333 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:11:35,350 INFO L314 BlockEncoder]: Initial Icfg 27 locations, 31 edges [2024-09-13 05:11:35,351 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:35,352 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:35,352 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:35,352 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:35,352 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,394 INFO L101 BaseMinimizeStates]: Removed 76 edges and 24 locations by large block encoding [2024-09-13 05:11:35,394 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,394 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:35,394 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:35,395 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:35,396 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-13 05:11:35,409 INFO L314 BlockEncoder]: Initial Icfg 36 locations, 42 edges [2024-09-13 05:11:35,410 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:11:35,410 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:11:35,410 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:11:35,410 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:11:35,410 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,472 INFO L101 BaseMinimizeStates]: Removed 99 edges and 32 locations by large block encoding [2024-09-13 05:11:35,472 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:11:35,472 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:11:35,473 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:11:35,473 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:11:35,481 INFO L314 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-09-13 05:11:35,482 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.referee has thrown an exception: java.lang.AssertionError: Either subgraph not acyclic or there is a bug at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.InvariantChecker.(InvariantChecker.java:144) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeStarter.(RefereeStarter.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver.finish(RefereeObserver.java:80) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-09-13 05:11:35,487 INFO L158 Benchmark]: Toolchain (without parser) took 1301.68ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 47.1MB in the beginning and 42.2MB in the end (delta: 4.8MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-09-13 05:11:35,487 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 23.3MB in the beginning and 23.2MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:11:35,488 INFO L158 Benchmark]: CDTParser took 0.06ms. Allocated memory is still 46.1MB. Free memory was 21.0MB in the beginning and 21.0MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:11:35,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.04ms. Allocated memory is still 69.2MB. Free memory was 46.9MB in the beginning and 49.2MB in the end (delta: -2.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-13 05:11:35,488 INFO L158 Benchmark]: Boogie Preprocessor took 71.42ms. Allocated memory is still 69.2MB. Free memory was 49.2MB in the beginning and 46.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:11:35,489 INFO L158 Benchmark]: RCFGBuilder took 518.32ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 45.9MB in the beginning and 68.7MB in the end (delta: -22.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-09-13 05:11:35,490 INFO L158 Benchmark]: Referee took 371.86ms. Allocated memory is still 96.5MB. Free memory was 68.7MB in the beginning and 42.2MB in the end (delta: 26.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2024-09-13 05:11:35,492 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug de.uni_freiburg.informatik.ultimate.plugins.generator.referee: AssertionError: Either subgraph not acyclic or there is a bug: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AcyclicSubgraphMerger.(AcyclicSubgraphMerger.java:169) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 46.1MB. Free memory was 23.3MB in the beginning and 23.2MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.06ms. Allocated memory is still 46.1MB. Free memory was 21.0MB in the beginning and 21.0MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.04ms. Allocated memory is still 69.2MB. Free memory was 46.9MB in the beginning and 49.2MB in the end (delta: -2.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.42ms. Allocated memory is still 69.2MB. Free memory was 49.2MB in the beginning and 46.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 518.32ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 45.9MB in the beginning and 68.7MB in the end (delta: -22.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Referee took 371.86ms. Allocated memory is still 96.5MB. Free memory was 68.7MB in the beginning and 42.2MB in the end (delta: 26.5MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:11:35,516 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug