./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 ca4ee3dd 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-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:12:57,984 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:12:58,054 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:12:58,060 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:12:58,061 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:12:58,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:12:58,083 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:12:58,083 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:12:58,084 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:12:58,088 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:12:58,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:12:58,088 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:12:58,089 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:12:58,089 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:12:58,089 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:12:58,091 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:12:58,092 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:12:58,092 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:12:58,093 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:12:58,093 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:12:58,093 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:12:58,097 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:12:58,097 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:12:58,097 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:12:58,097 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:12:58,098 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:12:58,098 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:12:58,098 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:12:58,098 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:12:58,099 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:12:58,099 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:12:58,099 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:12:58,099 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:12:58,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:12:58,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:12:58,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:12:58,101 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:12:58,101 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:12:58,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:12:58,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:12:58,102 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:12:58,103 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:12:58,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:12:58,104 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:12:58,351 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:12:58,382 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:12:58,385 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:12:58,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:12:58,387 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:12:58,390 INFO L431 ainManager$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 [2024-09-20 20:12:59,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:13:00,062 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:13:00,063 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 [2024-09-20 20:13:00,070 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3494d871d/2479ad5a09db48d49bb893b0d5fa4a95/FLAG9b8fddfbb [2024-09-20 20:13:00,083 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3494d871d/2479ad5a09db48d49bb893b0d5fa4a95 [2024-09-20 20:13:00,085 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:13:00,086 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:13:00,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml [2024-09-20 20:13:00,147 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:13:00,149 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:13:00,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:13:00,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:13:00,159 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:13:00,159 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:13:00" (1/2) ... [2024-09-20 20:13:00,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e2f89d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:00, skipping insertion in model container [2024-09-20 20:13:00,163 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:13:00" (1/2) ... [2024-09-20 20:13:00,164 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65b1b040 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:00, skipping insertion in model container [2024-09-20 20:13:00,164 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:13:00" (2/2) ... [2024-09-20 20:13:00,165 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70e2f89d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00, skipping insertion in model container [2024-09-20 20:13:00,165 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:13:00" (2/2) ... [2024-09-20 20:13:00,179 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:13:00,180 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))) [2024-09-20 20:13:00,181 INFO L1541 ArrayList]: Location invariant before [L93-L202] ((((long long) main__index1 + 1) <= main__index2) && (main__index2 <= 99999)) [2024-09-20 20:13:00,181 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 + 1) <= main__index2) && (main__index2 <= 99999))) [2024-09-20 20:13:00,181 INFO L1541 ArrayList]: Location invariant before [L111-L143] ((((main____CPAchecker_TMP_0 != 0) && ((((long long) main__index2 + 1) % 4294967296) <= 99999)) && (((long long) main__index1 + 1) <= main__index2)) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) [2024-09-20 20:13:00,181 INFO L1541 ArrayList]: Location invariant before [L109-L148] 0 [2024-09-20 20:13:00,181 INFO L1541 ArrayList]: Location invariant before [L74-L212] (((((__tmp_155_0 == \old(__tmp_155_0)) && (main____CPAchecker_TMP_0 == 1)) && (((long long) main__index1 + 1) <= main__index2)) && (main__index2 <= 99999)) && (main__loop_entered == 0)) [2024-09-20 20:13:00,182 INFO L1541 ArrayList]: Location invariant before [L72-L217] 0 [2024-09-20 20:13:00,211 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:13:00,377 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_4.i.v+lhb-reducer.c[2334,2347] [2024-09-20 20:13:00,386 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_4.i.v+lhb-reducer.c[3766,3779] [2024-09-20 20:13:00,394 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_4.i.v+lhb-reducer.c[5193,5206] [2024-09-20 20:13:00,398 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_4.i.v+lhb-reducer.c[7003,7016] [2024-09-20 20:13:00,403 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:13:00,423 INFO L200 MainTranslator]: Completed pre-run [2024-09-20 20:13:00,443 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_4.i.v+lhb-reducer.c[2334,2347] [2024-09-20 20:13:00,449 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_4.i.v+lhb-reducer.c[3766,3779] Start Parsing Local Start Parsing Local [2024-09-20 20:13:00,483 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_4.i.v+lhb-reducer.c[5193,5206] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-20 20:13:00,491 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_4.i.v+lhb-reducer.c[7003,7016] Start Parsing Local [2024-09-20 20:13:00,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:13:00,510 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:13:00,511 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00 WrapperNode [2024-09-20 20:13:00,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:13:00,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:13:00,513 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:13:00,513 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:13:00,527 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,528 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,544 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,577 INFO L175 MemorySlicer]: Split 14 memory accesses to 3 slices as follows [2, 7, 5]. 50 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 1]. The 2 writes are split as follows [0, 1, 1]. [2024-09-20 20:13:00,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,595 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,602 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,603 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,604 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,611 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:13:00,612 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:13:00,612 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:13:00,616 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:13:00,617 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (1/1) ... [2024-09-20 20:13:00,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:13:00,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:13:00,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 20:13:00,654 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 20:13:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:13:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:13:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:13:00,696 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:13:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_22_0 [2024-09-20 20:13:00,697 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:13:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:13:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:13:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:13:00,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:13:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:13:00,698 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:13:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-20 20:13:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:13:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_22_0 [2024-09-20 20:13:00,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-20 20:13:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-20 20:13:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-09-20 20:13:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-20 20:13:00,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-20 20:13:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-09-20 20:13:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-20 20:13:00,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-20 20:13:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-20 20:13:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-09-20 20:13:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:13:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:13:00,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:13:00,795 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:13:00,800 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:13:01,115 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:13:01,213 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:13:01,213 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-20 20:13:01,214 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:13:01 BoogieIcfgContainer [2024-09-20 20:13:01,214 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:13:01,214 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:13:01,215 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:13:01,215 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:13:01,215 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:13:00" (1/4) ... [2024-09-20 20:13:01,216 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@65c4e8bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:13:01, skipping insertion in model container [2024-09-20 20:13:01,216 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:13:00" (2/4) ... [2024-09-20 20:13:01,216 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@65c4e8bc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:13:01, skipping insertion in model container [2024-09-20 20:13:01,216 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:00" (3/4) ... [2024-09-20 20:13:01,216 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@65c4e8bc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:13:01, skipping insertion in model container [2024-09-20 20:13:01,217 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:13:01" (4/4) ... [2024-09-20 20:13:01,218 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-20 20:13:01,221 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-20 20:13:01,222 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-20 20:13:01,222 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-20 20:13:01,223 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-20 20:13:01,223 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-20 20:13:01,223 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 42 edges. [2024-09-20 20:13:01,223 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-20 20:13:01,224 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:13:01,224 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 32 edges. [2024-09-20 20:13:01,224 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-09-20 20:13:01,224 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:13:01,225 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 11 edges. [2024-09-20 20:13:01,225 INFO L131 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-20 20:13:01,281 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-20 20:13:01,282 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:01,282 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:01,283 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:01,284 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:01,286 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,315 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-20 20:13:01,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,317 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:01,317 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:01,317 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:01,318 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:13:01,336 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:13:01,361 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-20 20:13:01,361 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:01,362 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:01,362 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:01,362 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:01,362 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,390 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-20 20:13:01,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,393 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:01,393 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:01,393 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:01,396 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:13:01,398 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:13:01,419 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-20 20:13:01,419 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:01,419 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:01,419 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:01,420 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:01,420 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,447 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-20 20:13:01,447 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,447 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:01,448 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:01,448 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:01,449 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:13:01,450 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:13:01,473 INFO L314 BlockEncoder]: Initial Icfg 27 locations, 31 edges [2024-09-20 20:13:01,475 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:01,475 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:01,475 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:01,475 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:01,476 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,540 INFO L101 BaseMinimizeStates]: Removed 76 edges and 24 locations by large block encoding [2024-09-20 20:13:01,540 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,541 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:01,541 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:01,541 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:01,544 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-20 20:13:01,564 INFO L314 BlockEncoder]: Initial Icfg 36 locations, 42 edges [2024-09-20 20:13:01,564 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:01,565 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:01,565 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:01,565 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:01,566 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,688 INFO L101 BaseMinimizeStates]: Removed 99 edges and 32 locations by large block encoding [2024-09-20 20:13:01,689 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:01,689 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:01,689 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:01,689 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:01,708 INFO L314 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-09-20 20:13:01,709 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:145) 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) [2024-09-20 20:13:01,715 INFO L158 Benchmark]: Toolchain (without parser) took 1564.99ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 111.0MB in the beginning and 192.4MB in the end (delta: -81.4MB). Peak memory consumption was 66.2MB. Max. memory is 16.1GB. [2024-09-20 20:13:01,717 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 157.3MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:13:01,717 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 157.3MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:13:01,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.18ms. Allocated memory is still 157.3MB. Free memory was 110.6MB in the beginning and 94.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-20 20:13:01,718 INFO L158 Benchmark]: Boogie Preprocessor took 98.80ms. Allocated memory is still 157.3MB. Free memory was 94.2MB in the beginning and 91.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:13:01,719 INFO L158 Benchmark]: RCFGBuilder took 602.02ms. Allocated memory is still 157.3MB. Free memory was 91.3MB in the beginning and 126.3MB in the end (delta: -35.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2024-09-20 20:13:01,719 INFO L158 Benchmark]: Referee took 498.73ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 126.3MB in the beginning and 192.4MB in the end (delta: -66.1MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. [2024-09-20 20:13:01,723 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: * CDTParser took 0.25ms. Allocated memory is still 157.3MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 157.3MB. Free memory is still 113.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.18ms. Allocated memory is still 157.3MB. Free memory was 110.6MB in the beginning and 94.2MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.80ms. Allocated memory is still 157.3MB. Free memory was 94.2MB in the beginning and 91.7MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 602.02ms. Allocated memory is still 157.3MB. Free memory was 91.3MB in the beginning and 126.3MB in the end (delta: -35.1MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Referee took 498.73ms. Allocated memory was 157.3MB in the beginning and 239.1MB in the end (delta: 81.8MB). Free memory was 126.3MB in the beginning and 192.4MB in the end (delta: -66.1MB). Peak memory consumption was 79.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:13:01,757 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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-tmp.dk.referee-eval-ca4ee3d-m [2024-09-20 20:13:03,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:13:04,008 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-20 20:13:04,013 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:13:04,014 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:13:04,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:13:04,044 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:13:04,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:13:04,046 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:13:04,047 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:13:04,048 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:13:04,048 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:13:04,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:13:04,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:13:04,049 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:13:04,050 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:13:04,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:13:04,050 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:13:04,051 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:13:04,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:13:04,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:13:04,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:13:04,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:13:04,058 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-20 20:13:04,058 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-20 20:13:04,058 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:13:04,059 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-20 20:13:04,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:13:04,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:13:04,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:13:04,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:13:04,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:13:04,061 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:13:04,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:13:04,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:13:04,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:13:04,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:13:04,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:13:04,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:13:04,063 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-20 20:13:04,063 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-20 20:13:04,063 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:13:04,064 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:13:04,064 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:13:04,064 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:13:04,064 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-20 20:13:04,064 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:13:04,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:13:04,406 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:13:04,409 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:13:04,410 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:13:04,411 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:13:04,413 INFO L431 ainManager$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 [2024-09-20 20:13:04,475 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:13:04,476 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:13:04,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-20 20:13:06,031 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:13:06,252 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:13:06,252 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-20 20:13:06,260 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/8c0ef6ecd/d5beb9d0a95e4a70a308724071c7a819/FLAG20c114a75 [2024-09-20 20:13:06,630 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/8c0ef6ecd/d5beb9d0a95e4a70a308724071c7a819 [2024-09-20 20:13:06,631 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:13:06,632 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:13:06,635 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:13:06,635 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:13:06,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:13:06,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:13:04" (1/2) ... [2024-09-20 20:13:06,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f876069 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:06, skipping insertion in model container [2024-09-20 20:13:06,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:13:04" (1/2) ... [2024-09-20 20:13:06,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33dffd8e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:13:06, skipping insertion in model container [2024-09-20 20:13:06,647 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:13:06" (2/2) ... [2024-09-20 20:13:06,648 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f876069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:06, skipping insertion in model container [2024-09-20 20:13:06,648 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:13:06" (2/2) ... [2024-09-20 20:13:06,664 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:13:06,666 INFO L1541 ArrayList]: Location invariant before [L72-L217] 0 [2024-09-20 20:13:06,667 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 + 1) <= main__index2) && (main__index2 <= 99999))) [2024-09-20 20:13:06,667 INFO L1541 ArrayList]: Location invariant before [L74-L212] (((((__tmp_155_0 == \old(__tmp_155_0)) && (main____CPAchecker_TMP_0 == 1)) && (((long long) main__index1 + 1) <= main__index2)) && (main__index2 <= 99999)) && (main__loop_entered == 0)) [2024-09-20 20:13:06,667 INFO L1541 ArrayList]: Location invariant before [L111-L143] ((((main____CPAchecker_TMP_0 != 0) && ((((long long) main__index2 + 1) % 4294967296) <= 99999)) && (((long long) main__index1 + 1) <= main__index2)) && ((((4294967295 + main__index1) % 4294967296) + 1) <= (((long long) main__index2 + 1) % 4294967296))) [2024-09-20 20:13:06,668 INFO L1541 ArrayList]: Location invariant before [L109-L148] 0 [2024-09-20 20:13:06,670 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))) [2024-09-20 20:13:06,671 INFO L1541 ArrayList]: Location invariant before [L93-L202] ((((long long) main__index1 + 1) <= main__index2) && (main__index2 <= 99999)) [2024-09-20 20:13:06,695 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:13:06,873 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_4.i.v+lhb-reducer.c[2334,2347] [2024-09-20 20:13:06,886 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_4.i.v+lhb-reducer.c[3766,3779] [2024-09-20 20:13:06,889 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_4.i.v+lhb-reducer.c[5193,5206] [2024-09-20 20:13:06,896 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_4.i.v+lhb-reducer.c[7003,7016] [2024-09-20 20:13:06,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:13:06,915 INFO L200 MainTranslator]: Completed pre-run [2024-09-20 20:13:06,937 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_4.i.v+lhb-reducer.c[2334,2347] [2024-09-20 20:13:06,942 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_4.i.v+lhb-reducer.c[3766,3779] Start Parsing Local Start Parsing Local [2024-09-20 20:13:06,988 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_4.i.v+lhb-reducer.c[5193,5206] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-09-20 20:13:07,004 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_4.i.v+lhb-reducer.c[7003,7016] Start Parsing Local [2024-09-20 20:13:07,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:13:07,026 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:13:07,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07 WrapperNode [2024-09-20 20:13:07,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:13:07,028 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:13:07,028 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:13:07,028 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:13:07,039 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,039 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,046 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,062 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]. [2024-09-20 20:13:07,063 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,063 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,077 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,080 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,083 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:13:07,084 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:13:07,084 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:13:07,084 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:13:07,085 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (1/1) ... [2024-09-20 20:13:07,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:13:07,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:13:07,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 20:13:07,114 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 20:13:07,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:13:07,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:13:07,153 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:13:07,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:13:07,153 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_22_0 [2024-09-20 20:13:07,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:13:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:13:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:13:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:13:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_22_0 [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-09-20 20:13:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-09-20 20:13:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-09-20 20:13:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-09-20 20:13:07,245 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:13:07,247 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:13:07,643 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:13:07,703 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:13:07,703 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-20 20:13:07,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:13:07 BoogieIcfgContainer [2024-09-20 20:13:07,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:13:07,705 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:13:07,705 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:13:07,706 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:13:07,706 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:13:04" (1/4) ... [2024-09-20 20:13:07,706 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4f8bebb6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:13:07, skipping insertion in model container [2024-09-20 20:13:07,706 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:13:06" (2/4) ... [2024-09-20 20:13:07,707 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4f8bebb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:13:07, skipping insertion in model container [2024-09-20 20:13:07,707 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:13:07" (3/4) ... [2024-09-20 20:13:07,707 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4f8bebb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:13:07, skipping insertion in model container [2024-09-20 20:13:07,707 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:13:07" (4/4) ... [2024-09-20 20:13:07,709 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-20 20:13:07,714 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-20 20:13:07,715 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-20 20:13:07,717 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-20 20:13:07,717 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-20 20:13:07,718 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-20 20:13:07,718 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 42 edges. [2024-09-20 20:13:07,719 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-20 20:13:07,719 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 20:13:07,719 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 32 edges. [2024-09-20 20:13:07,719 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-09-20 20:13:07,719 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 20:13:07,719 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 11 edges. [2024-09-20 20:13:07,720 INFO L131 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-20 20:13:07,767 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-20 20:13:07,768 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:07,769 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:07,769 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:07,770 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:07,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:07,821 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-20 20:13:07,822 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:07,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:07,822 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:07,823 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:07,827 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:13:07,852 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:13:07,884 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-20 20:13:07,884 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:07,884 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:07,884 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:07,884 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:07,884 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:07,915 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-20 20:13:07,916 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:07,916 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:07,916 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:07,916 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:07,933 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:13:07,938 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:13:07,963 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-20 20:13:07,963 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:07,964 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:07,964 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:07,964 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:07,965 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:08,000 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-20 20:13:08,000 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:08,001 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:08,001 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:08,001 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:08,002 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:13:08,004 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:13:08,033 INFO L314 BlockEncoder]: Initial Icfg 27 locations, 31 edges [2024-09-20 20:13:08,035 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:08,035 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:08,036 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:08,037 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:08,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:08,115 INFO L101 BaseMinimizeStates]: Removed 76 edges and 24 locations by large block encoding [2024-09-20 20:13:08,116 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:08,116 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:08,116 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:08,116 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:08,119 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-20 20:13:08,136 INFO L314 BlockEncoder]: Initial Icfg 36 locations, 42 edges [2024-09-20 20:13:08,137 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:13:08,137 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:13:08,137 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:13:08,137 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:13:08,137 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:08,225 INFO L101 BaseMinimizeStates]: Removed 99 edges and 32 locations by large block encoding [2024-09-20 20:13:08,225 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:13:08,225 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:13:08,226 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:13:08,226 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:13:08,241 INFO L314 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-09-20 20:13:08,242 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:145) 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) [2024-09-20 20:13:08,248 INFO L158 Benchmark]: Toolchain (without parser) took 1613.64ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 48.5MB in the beginning and 66.5MB in the end (delta: -18.1MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2024-09-20 20:13:08,250 INFO L158 Benchmark]: Witness Parser took 0.39ms. Allocated memory is still 52.4MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:13:08,250 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 27.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:13:08,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.29ms. Allocated memory is still 75.5MB. Free memory was 48.3MB in the beginning and 52.1MB in the end (delta: -3.8MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. [2024-09-20 20:13:08,251 INFO L158 Benchmark]: Boogie Preprocessor took 55.74ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 49.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:13:08,251 INFO L158 Benchmark]: RCFGBuilder took 620.13ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 48.8MB in the end (delta: 266.4kB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2024-09-20 20:13:08,252 INFO L158 Benchmark]: Referee took 540.49ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 48.8MB in the beginning and 66.5MB in the end (delta: -17.7MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2024-09-20 20:13:08,257 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 0.39ms. Allocated memory is still 52.4MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 52.4MB. Free memory is still 27.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.29ms. Allocated memory is still 75.5MB. Free memory was 48.3MB in the beginning and 52.1MB in the end (delta: -3.8MB). Peak memory consumption was 20.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.74ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 49.1MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.13ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 48.8MB in the end (delta: 266.4kB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. * Referee took 540.49ms. Allocated memory was 75.5MB in the beginning and 94.4MB in the end (delta: 18.9MB). Free memory was 48.8MB in the beginning and 66.5MB in the end (delta: -17.7MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-20 20:13:08,286 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