./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 27b49876 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-27b4987-m [2024-09-21 12:51:24,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:51:24,144 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:51:24,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:51:24,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:51:24,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:51:24,183 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:51:24,183 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:51:24,184 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:51:24,184 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:51:24,184 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:51:24,185 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:51:24,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:51:24,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:51:24,188 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:51:24,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:51:24,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:51:24,189 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:51:24,189 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:51:24,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:51:24,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:51:24,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:51:24,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:51:24,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:51:24,194 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:51:24,194 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:51:24,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:51:24,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:51:24,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:51:24,195 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:51:24,195 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:51:24,195 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:51:24,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:51:24,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:24,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:51:24,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:51:24,196 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:51:24,196 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:51:24,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:51:24,197 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:51:24,199 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:51:24,200 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:51:24,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:51:24,200 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:51:24,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:51:24,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:51:24,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:51:24,487 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:24,488 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:24,489 INFO L431 ainManager$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 [2024-09-21 12:51:24,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:51:24,591 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:51:24,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-21 12:51:26,104 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:26,304 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:26,305 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-21 12:51:26,314 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0c82d5676/ead619e59f9c4484b634b2197c8d9b11/FLAG53fee77ed [2024-09-21 12:51:26,329 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0c82d5676/ead619e59f9c4484b634b2197c8d9b11 [2024-09-21 12:51:26,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:26,331 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:26,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:26,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:26,337 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:26,338 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:24" (1/2) ... [2024-09-21 12:51:26,338 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5fd9e8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:26, skipping insertion in model container [2024-09-21 12:51:26,339 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:24" (1/2) ... [2024-09-21 12:51:26,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@73c2d6ff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:26, skipping insertion in model container [2024-09-21 12:51:26,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:26" (2/2) ... [2024-09-21 12:51:26,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b5fd9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26, skipping insertion in model container [2024-09-21 12:51:26,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:26" (2/2) ... [2024-09-21 12:51:26,351 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:26,351 INFO L1541 ArrayList]: Location invariant before [L93-L202] ((((long long) main__index1 + 1) <= main__index2) && (main__index2 <= 99999)) [2024-09-21 12:51:26,351 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))) [2024-09-21 12:51:26,352 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)) [2024-09-21 12:51:26,352 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))) [2024-09-21 12:51:26,352 INFO L1541 ArrayList]: Location invariant before [L72-L217] 0 [2024-09-21 12:51:26,352 INFO L1541 ArrayList]: Location invariant before [L109-L148] 0 [2024-09-21 12:51:26,352 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))) [2024-09-21 12:51:26,380 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:26,540 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] [2024-09-21 12:51:26,549 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] [2024-09-21 12:51:26,553 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] [2024-09-21 12:51:26,557 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] [2024-09-21 12:51:26,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:26,575 INFO L200 MainTranslator]: Completed pre-run [2024-09-21 12:51:26,593 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] [2024-09-21 12:51:26,598 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 [2024-09-21 12:51:26,624 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 [2024-09-21 12:51:26,632 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 [2024-09-21 12:51:26,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:26,655 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:26,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26 WrapperNode [2024-09-21 12:51:26,656 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:26,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:26,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:26,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:26,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,682 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,715 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]. [2024-09-21 12:51:26,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,735 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,748 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:26,756 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:26,756 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:26,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:26,757 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (1/1) ... [2024-09-21 12:51:26,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:26,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:26,797 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:51:26,800 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:51:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:26,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:51:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_22_0 [2024-09-21 12:51:26,852 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:26,852 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:51:26,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:51:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:51:26,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_22_0 [2024-09-21 12:51:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-09-21 12:51:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-09-21 12:51:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-09-21 12:51:26,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-09-21 12:51:26,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:26,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:26,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:26,966 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:26,968 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:27,329 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:27,375 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:27,376 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-21 12:51:27,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:27 BoogieIcfgContainer [2024-09-21 12:51:27,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:27,377 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:27,377 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:27,378 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:27,378 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:24" (1/4) ... [2024-09-21 12:51:27,378 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72226bfb and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:27, skipping insertion in model container [2024-09-21 12:51:27,379 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:26" (2/4) ... [2024-09-21 12:51:27,379 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72226bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:27, skipping insertion in model container [2024-09-21 12:51:27,379 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:26" (3/4) ... [2024-09-21 12:51:27,379 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@72226bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:27, skipping insertion in model container [2024-09-21 12:51:27,380 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:27" (4/4) ... [2024-09-21 12:51:27,381 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-21 12:51:27,385 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 12:51:27,387 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-21 12:51:27,387 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-21 12:51:27,387 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-21 12:51:27,388 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-21 12:51:27,388 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 42 edges. [2024-09-21 12:51:27,388 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-21 12:51:27,389 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-21 12:51:27,389 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 32 edges. [2024-09-21 12:51:27,390 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-09-21 12:51:27,390 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:51:27,390 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 11 edges. [2024-09-21 12:51:27,390 INFO L131 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-21 12:51:27,460 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-21 12:51:27,462 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:27,463 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:27,463 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:27,464 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:27,467 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,513 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-21 12:51:27,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:27,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:27,518 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:27,518 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:27,538 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:51:27,569 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-21 12:51:27,569 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:27,570 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:27,570 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:27,570 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:27,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,599 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-21 12:51:27,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,599 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:27,600 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:27,600 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:27,603 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:27,607 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:51:27,634 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-21 12:51:27,634 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:27,635 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:27,635 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:27,635 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:27,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,661 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-21 12:51:27,662 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,662 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:27,662 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:27,662 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:27,664 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:27,666 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:27,692 INFO L314 BlockEncoder]: Initial Icfg 27 locations, 31 edges [2024-09-21 12:51:27,693 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:27,693 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:27,693 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:27,694 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:27,694 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,797 INFO L101 BaseMinimizeStates]: Removed 76 edges and 24 locations by large block encoding [2024-09-21 12:51:27,798 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,798 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:27,798 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:27,798 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:27,801 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-21 12:51:27,816 INFO L314 BlockEncoder]: Initial Icfg 36 locations, 42 edges [2024-09-21 12:51:27,818 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:27,818 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:27,818 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:27,819 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:27,819 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,902 INFO L101 BaseMinimizeStates]: Removed 99 edges and 32 locations by large block encoding [2024-09-21 12:51:27,902 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:27,903 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:27,903 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:27,903 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:27,916 INFO L314 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-09-21 12:51:27,917 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) [2024-09-21 12:51:27,922 INFO L158 Benchmark]: Toolchain (without parser) took 1589.91ms. Allocated memory is still 163.6MB. Free memory was 92.8MB in the beginning and 87.9MB in the end (delta: 5.0MB). Peak memory consumption was 52.7MB. Max. memory is 16.1GB. [2024-09-21 12:51:27,922 INFO L158 Benchmark]: Witness Parser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:27,922 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 138.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:27,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.02ms. Allocated memory is still 163.6MB. Free memory was 92.7MB in the beginning and 123.7MB in the end (delta: -31.0MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-09-21 12:51:27,923 INFO L158 Benchmark]: Boogie Preprocessor took 97.28ms. Allocated memory is still 163.6MB. Free memory was 123.7MB in the beginning and 121.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:27,924 INFO L158 Benchmark]: RCFGBuilder took 620.69ms. Allocated memory is still 163.6MB. Free memory was 120.7MB in the beginning and 94.4MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-09-21 12:51:27,924 INFO L158 Benchmark]: Referee took 543.20ms. Allocated memory is still 163.6MB. Free memory was 94.4MB in the beginning and 87.9MB in the end (delta: 6.5MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2024-09-21 12:51:27,929 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 0.30ms. Allocated memory is still 109.1MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory is still 138.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.02ms. Allocated memory is still 163.6MB. Free memory was 92.7MB in the beginning and 123.7MB in the end (delta: -31.0MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.28ms. Allocated memory is still 163.6MB. Free memory was 123.7MB in the beginning and 121.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 620.69ms. Allocated memory is still 163.6MB. Free memory was 120.7MB in the beginning and 94.4MB in the end (delta: 26.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Referee took 543.20ms. Allocated memory is still 163.6MB. Free memory was 94.4MB in the beginning and 87.9MB in the end (delta: 6.5MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:51:27,958 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-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:51:30,260 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:51:30,338 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 12:51:30,344 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:51:30,344 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:51:30,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:51:30,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:51:30,371 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:51:30,372 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:51:30,372 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:51:30,373 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:51:30,373 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:51:30,374 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:51:30,374 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:51:30,374 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:51:30,375 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:51:30,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:51:30,375 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:51:30,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:51:30,376 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:51:30,376 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:51:30,377 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:51:30,377 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:51:30,377 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 12:51:30,378 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 12:51:30,378 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:51:30,378 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 12:51:30,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:51:30,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:51:30,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:51:30,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:51:30,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:51:30,380 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:51:30,380 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:51:30,381 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:51:30,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:30,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:51:30,382 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:51:30,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:51:30,382 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 12:51:30,382 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 12:51:30,383 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:51:30,383 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:51:30,383 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:51:30,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:51:30,384 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 12:51:30,384 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:51:30,678 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:51:30,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:51:30,701 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:51:30,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:51:30,702 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:51:30,703 INFO L431 ainManager$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 [2024-09-21 12:51:32,110 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:51:32,311 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:51:32,312 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 [2024-09-21 12:51:32,323 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ff485e7aa/c2a04001488d4997ac30ae3a45086d82/FLAG556ce7b7e [2024-09-21 12:51:32,338 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ff485e7aa/c2a04001488d4997ac30ae3a45086d82 [2024-09-21 12:51:32,340 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:51:32,341 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:51:32,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/recursified_simple_array_index_value_4.i.v+lhb-reducer.yml/witness-2.1.yml [2024-09-21 12:51:32,403 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:51:32,404 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:51:32,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:32,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:51:32,413 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:51:32,413 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:32" (1/2) ... [2024-09-21 12:51:32,414 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0d8eaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:32, skipping insertion in model container [2024-09-21 12:51:32,414 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:51:32" (1/2) ... [2024-09-21 12:51:32,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1026291e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:51:32, skipping insertion in model container [2024-09-21 12:51:32,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:32" (2/2) ... [2024-09-21 12:51:32,418 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a0d8eaa and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:32, skipping insertion in model container [2024-09-21 12:51:32,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:32" (2/2) ... [2024-09-21 12:51:32,430 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:51:32,433 INFO L1541 ArrayList]: Location invariant before [L109-L148] 0 [2024-09-21 12:51:32,433 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))) [2024-09-21 12:51:32,433 INFO L1541 ArrayList]: Location invariant before [L72-L217] 0 [2024-09-21 12:51:32,433 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)) [2024-09-21 12:51:32,433 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))) [2024-09-21 12:51:32,433 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))) [2024-09-21 12:51:32,434 INFO L1541 ArrayList]: Location invariant before [L93-L202] ((((long long) main__index1 + 1) <= main__index2) && (main__index2 <= 99999)) [2024-09-21 12:51:32,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:51:32,643 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] [2024-09-21 12:51:32,672 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] [2024-09-21 12:51:32,681 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] [2024-09-21 12:51:32,698 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] [2024-09-21 12:51:32,699 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:32,725 INFO L200 MainTranslator]: Completed pre-run [2024-09-21 12:51:32,749 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] [2024-09-21 12:51:32,754 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 [2024-09-21 12:51:32,788 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 [2024-09-21 12:51:32,802 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 [2024-09-21 12:51:32,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:51:32,837 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:51:32,838 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:51:32 WrapperNode [2024-09-21 12:51:32,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:51:32,840 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:51:32,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:51:32,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:51:32,854 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,854 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,864 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,888 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]. [2024-09-21 12:51:32,889 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,889 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,909 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,911 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,913 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,918 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,921 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:51:32,924 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:51:32,924 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:51:32,925 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:51:32,925 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 21.09 12:51:32" (1/1) ... [2024-09-21 12:51:32,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:51:32,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:51:32,950 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-21 12:51:32,953 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-21 12:51:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:51:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:51:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:51:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:51:32,997 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_20_to_22_0 [2024-09-21 12:51:32,998 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:51:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:51:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:51:32,998 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-21 12:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:51:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_20_to_22_0 [2024-09-21 12:51:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-09-21 12:51:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-09-21 12:51:33,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-09-21 12:51:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-09-21 12:51:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-09-21 12:51:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-09-21 12:51:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-09-21 12:51:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-09-21 12:51:33,003 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-09-21 12:51:33,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:51:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-09-21 12:51:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-09-21 12:51:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-09-21 12:51:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-09-21 12:51:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-09-21 12:51:33,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-09-21 12:51:33,126 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:51:33,128 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:51:33,480 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:51:33,532 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:51:33,535 INFO L318 CfgBuilder]: Removed 0 assume(true) statements. [2024-09-21 12:51:33,535 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:33 BoogieIcfgContainer [2024-09-21 12:51:33,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:51:33,536 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:51:33,536 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:51:33,537 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:51:33,537 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:51:32" (1/4) ... [2024-09-21 12:51:33,537 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@47ce2f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:51:33, skipping insertion in model container [2024-09-21 12:51:33,537 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:51:32" (2/4) ... [2024-09-21 12:51:33,538 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@47ce2f6d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:33, skipping insertion in model container [2024-09-21 12:51:33,539 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 21.09 12:51:32" (3/4) ... [2024-09-21 12:51:33,539 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@47ce2f6d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:51:33, skipping insertion in model container [2024-09-21 12:51:33,539 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:51:33" (4/4) ... [2024-09-21 12:51:33,540 INFO L79 RefereeObserver]: Analyzing ICFG recursified_simple_array_index_value_4.i.v+lhb-reducer.c [2024-09-21 12:51:33,543 INFO L113 InvariantChecker]: Found 0 loops. [2024-09-21 12:51:33,544 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-21 12:51:33,544 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-21 12:51:33,545 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 17 edges. [2024-09-21 12:51:33,546 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-21 12:51:33,546 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 42 edges. [2024-09-21 12:51:33,546 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 31 edges. [2024-09-21 12:51:33,547 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-21 12:51:33,547 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 32 edges. [2024-09-21 12:51:33,547 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-09-21 12:51:33,547 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-21 12:51:33,548 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 11 edges. [2024-09-21 12:51:33,548 INFO L131 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-09-21 12:51:33,605 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-21 12:51:33,606 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:33,607 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:33,607 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:33,608 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:33,610 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,647 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-21 12:51:33,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,648 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:33,648 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:33,649 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:33,649 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:33,663 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:51:33,686 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-21 12:51:33,687 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:33,687 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:33,687 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:33,687 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:33,687 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,706 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-21 12:51:33,706 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,706 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:33,707 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:33,707 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:33,709 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:33,711 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:51:33,740 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-21 12:51:33,740 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:33,740 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:33,741 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:33,741 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:33,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,765 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-21 12:51:33,767 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,767 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:33,768 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:33,768 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:33,769 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:51:33,771 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:51:33,785 INFO L314 BlockEncoder]: Initial Icfg 27 locations, 31 edges [2024-09-21 12:51:33,785 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:33,786 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:33,786 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:33,786 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:33,786 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,845 INFO L101 BaseMinimizeStates]: Removed 76 edges and 24 locations by large block encoding [2024-09-21 12:51:33,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,846 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:33,846 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:33,846 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:33,848 INFO L314 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-09-21 12:51:33,860 INFO L314 BlockEncoder]: Initial Icfg 36 locations, 42 edges [2024-09-21 12:51:33,860 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:51:33,861 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:51:33,861 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:51:33,861 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:51:33,861 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,942 INFO L101 BaseMinimizeStates]: Removed 99 edges and 32 locations by large block encoding [2024-09-21 12:51:33,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:51:33,943 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:51:33,943 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:51:33,943 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:51:33,953 INFO L314 BlockEncoder]: Encoded RCFG 4 locations, 6 edges [2024-09-21 12:51:33,954 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) [2024-09-21 12:51:33,962 INFO L158 Benchmark]: Toolchain (without parser) took 1557.01ms. Allocated memory was 58.7MB in the beginning and 98.6MB in the end (delta: 39.8MB). Free memory was 33.8MB in the beginning and 67.0MB in the end (delta: -33.2MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-09-21 12:51:33,963 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:33,963 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 35.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:51:33,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.01ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 33.5MB in the beginning and 56.0MB in the end (delta: -22.5MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:33,965 INFO L158 Benchmark]: Boogie Preprocessor took 81.29ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 52.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:51:33,966 INFO L158 Benchmark]: RCFGBuilder took 611.17ms. Allocated memory is still 81.8MB. Free memory was 52.6MB in the beginning and 51.8MB in the end (delta: 739.4kB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-09-21 12:51:33,967 INFO L158 Benchmark]: Referee took 424.27ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 51.3MB in the beginning and 67.0MB in the end (delta: -15.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-09-21 12:51:33,970 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 0.17ms. Allocated memory is still 58.7MB. Free memory was 35.6MB in the beginning and 35.5MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 35.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 433.01ms. Allocated memory was 58.7MB in the beginning and 81.8MB in the end (delta: 23.1MB). Free memory was 33.5MB in the beginning and 56.0MB in the end (delta: -22.5MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.29ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 52.9MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 611.17ms. Allocated memory is still 81.8MB. Free memory was 52.6MB in the beginning and 51.8MB in the end (delta: 739.4kB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Referee took 424.27ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 51.3MB in the beginning and 67.0MB in the end (delta: -15.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:51:34,000 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Either subgraph not acyclic or there is a bug