This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:30:54,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:54,092 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:30:54,096 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:54,097 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:54,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:54,118 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:54,118 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:54,119 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:54,121 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:54,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:54,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:54,122 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:54,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:54,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:54,123 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:54,123 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:30:54,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:54,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:54,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:54,124 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:54,126 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:54,127 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:54,127 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:54,127 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:54,127 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:54,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:54,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:54,127 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:54,128 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:54,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:54,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:54,361 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:54,376 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:54,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:54,380 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:54,380 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:54,381 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c [2024-10-15 15:30:55,642 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:55,792 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:55,793 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c [2024-10-15 15:30:55,802 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/14222073f/18705feb5dc24055aab42f87b0fe9aa4/FLAG1d624ac40 [2024-10-15 15:30:55,817 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/14222073f/18705feb5dc24055aab42f87b0fe9aa4 [2024-10-15 15:30:55,820 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:55,820 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:55,821 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/gj2007.c.i.p+lhb-reducer.yml/witness-2.1.yml [2024-10-15 15:30:55,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:55,906 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:55,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:55,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:55,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:55,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:55" (1/2) ... [2024-10-15 15:30:55,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d520b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,913 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:55" (1/2) ... [2024-10-15 15:30:55,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@329a0bdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:55" (2/2) ... [2024-10-15 15:30:55,915 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d520b0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:55, skipping insertion in model container [2024-10-15 15:30:55,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:55" (2/2) ... [2024-10-15 15:30:55,929 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:55,930 INFO L1541 ArrayList]: Location invariant before [L53-L141] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 6)) [2024-10-15 15:30:55,930 INFO L1541 ArrayList]: Location invariant before [L72-L105] (((((((((((((((((((((((((((((((((((((((((((((((((((((89 == main__y) && (89 == main__x)) && (\old(__return_720) == __return_720)) || (((53 == main__y) && (53 == main__x)) && (\old(__return_720) == __return_720))) || (((71 == main__y) && (\old(__return_720) == __return_720)) && (71 == main__x))) || (((79 == main__x) && (79 == main__y)) && (\old(__return_720) == __return_720))) || (((88 == main__y) && (\old(__return_720) == __return_720)) && (88 == main__x))) || (((81 == main__y) && (\old(__return_720) == __return_720)) && (81 == main__x))) || (((100 == main__y) && (100 <= main__x)) && (\old(__return_720) == __return_720))) || (((65 == main__y) && (\old(__return_720) == __return_720)) && (65 == main__x))) || (((main__y == 50) && (main__x <= 50)) && (\old(__return_720) == __return_720))) || (((52 == main__y) && (\old(__return_720) == __return_720)) && (52 == main__x))) || (((74 == main__x) && (\old(__return_720) == __return_720)) && (74 == main__y))) || (((64 == main__x) && (64 == main__y)) && (\old(__return_720) == __return_720))) || (((\old(__return_720) == __return_720) && (main__x == 93)) && (main__y == 93))) || (((\old(__return_720) == __return_720) && (main__x == 80)) && (main__y == 80))) || (((main__y == 86) && (\old(__return_720) == __return_720)) && (main__x == 86))) || (((main__x == 96) && (main__y == 96)) && (\old(__return_720) == __return_720))) || (((87 == main__x) && (\old(__return_720) == __return_720)) && (87 == main__y))) || (((90 == main__x) && (\old(__return_720) == __return_720)) && (90 == main__y))) || (((\old(__return_720) == __return_720) && (92 == main__y)) && (92 == main__x))) || (((60 == main__x) && (60 == main__y)) && (\old(__return_720) == __return_720))) || (((63 == main__x) && (63 == main__y)) && (\old(__return_720) == __return_720))) || (((98 == main__x) && (98 == main__y)) && (\old(__return_720) == __return_720))) || (((59 == main__y) && (\old(__return_720) == __return_720)) && (59 == main__x))) || (((72 == main__x) && (72 == main__y)) && (\old(__return_720) == __return_720))) || (((85 == main__y) && (\old(__return_720) == __return_720)) && (85 == main__x))) || (((73 == main__x) && (\old(__return_720) == __return_720)) && (73 == main__y))) || (((97 == main__x) && (\old(__return_720) == __return_720)) && (97 == main__y))) || (((main__x == 83) && (\old(__return_720) == __return_720)) && (main__y == 83))) || (((main__y == 54) && (main__x == 54)) && (\old(__return_720) == __return_720))) || (((91 == main__y) && (91 == main__x)) && (\old(__return_720) == __return_720))) || (((main__x == 61) && (main__y == 61)) && (\old(__return_720) == __return_720))) || (((58 == main__y) && (\old(__return_720) == __return_720)) && (58 == main__x))) || (((69 == main__y) && (\old(__return_720) == __return_720)) && (69 == main__x))) || (((95 == main__y) && (\old(__return_720) == __return_720)) && (95 == main__x))) || (((56 == main__x) && (\old(__return_720) == __return_720)) && (56 == main__y))) || (((55 == main__x) && (\old(__return_720) == __return_720)) && (55 == main__y))) || (((main__x == 75) && (main__y == 75)) && (\old(__return_720) == __return_720))) || (((68 == main__x) && (\old(__return_720) == __return_720)) && (68 == main__y))) || (((\old(__return_720) == __return_720) && (57 == main__x)) && (57 == main__y))) || (((51 == main__y) && (51 == main__x)) && (\old(__return_720) == __return_720))) || (((66 == main__y) && (66 == main__x)) && (\old(__return_720) == __return_720))) || (((main__y == 99) && (main__x == 99)) && (\old(__return_720) == __return_720))) || (((84 == main__x) && (\old(__return_720) == __return_720)) && (84 == main__y))) || (((67 == main__x) && (67 == main__y)) && (\old(__return_720) == __return_720))) || (((62 == main__x) && (62 == main__y)) && (\old(__return_720) == __return_720))) || (((70 == main__x) && (\old(__return_720) == __return_720)) && (70 == main__y))) || (((94 == main__y) && (94 == main__x)) && (\old(__return_720) == __return_720))) || (((76 == main__y) && (76 == main__x)) && (\old(__return_720) == __return_720))) || (((78 == main__y) && (\old(__return_720) == __return_720)) && (78 == main__x))) || (((82 == main__x) && (\old(__return_720) == __return_720)) && (82 == main__y))) || (((\old(__return_720) == __return_720) && (77 == main__x)) && (77 == main__y))) [2024-10-15 15:30:55,930 INFO L1541 ArrayList]: Location invariant before [L65-L117] (((main__x <= 8) && (main__y == 50)) && (\old(__return_720) == __return_720)) [2024-10-15 15:30:55,932 INFO L1541 ArrayList]: Location invariant before [L29-L189] (((main__y == 50) && (main__x <= 2)) && (\old(__return_720) == __return_720)) [2024-10-15 15:30:55,932 INFO L1541 ArrayList]: Location invariant before [L35-L177] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 3)) [2024-10-15 15:30:55,932 INFO L1541 ArrayList]: Location invariant before [L23-L201] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 1)) [2024-10-15 15:30:55,932 INFO L1541 ArrayList]: Location invariant before [L47-L153] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 5)) [2024-10-15 15:30:55,932 INFO L1541 ArrayList]: Location invariant before [L59-L129] (((main__x <= 7) && (main__y == 50)) && (\old(__return_720) == __return_720)) [2024-10-15 15:30:55,933 INFO L1541 ArrayList]: Location invariant before [L41-L165] (((main__y == 50) && (main__x <= 4)) && (\old(__return_720) == __return_720)) [2024-10-15 15:30:55,933 INFO L1541 ArrayList]: Function contract at [L13]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:30:55,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:56,098 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/loop-lit/gj2007.c.i.p+lhb-reducer.c[1613,1626] [2024-10-15 15:30:56,111 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:56,121 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:30:56,154 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/loop-lit/gj2007.c.i.p+lhb-reducer.c[1613,1626] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:30:56,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:56,223 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:56,223 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:56 WrapperNode [2024-10-15 15:30:56,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:56,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:56,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:56,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:56,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,237 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,250 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:56,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:56,251 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:56,251 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:56,251 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:56,259 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,259 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,261 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,267 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:30:56,271 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,271 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,279 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,285 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,286 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,287 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:56,292 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:56,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:56,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:56,293 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 15.10 03:30:56" (1/1) ... [2024-10-15 15:30:56,299 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:56,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:56,322 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) [2024-10-15 15:30:56,325 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 [2024-10-15 15:30:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:30:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:56,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:56,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:56,408 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:56,410 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:56,636 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:56,693 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:56,695 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:30:56,695 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:56 BoogieIcfgContainer [2024-10-15 15:30:56,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:56,696 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:56,697 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:56,697 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:56,698 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:55" (1/4) ... [2024-10-15 15:30:56,699 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14de3c49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:56, skipping insertion in model container [2024-10-15 15:30:56,699 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:30:55" (2/4) ... [2024-10-15 15:30:56,699 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14de3c49 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:56, skipping insertion in model container [2024-10-15 15:30:56,700 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 15.10 03:30:56" (3/4) ... [2024-10-15 15:30:56,700 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@14de3c49 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:56, skipping insertion in model container [2024-10-15 15:30:56,700 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:56" (4/4) ... [2024-10-15 15:30:56,701 INFO L79 RefereeObserver]: Analyzing ICFG gj2007.c.i.p+lhb-reducer.c [2024-10-15 15:30:56,704 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:30:56,704 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-10-15 15:30:56,705 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 21 edges. [2024-10-15 15:30:56,705 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-10-15 15:30:56,705 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 25 edges. [2024-10-15 15:30:56,706 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 43 edges. [2024-10-15 15:30:56,706 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 29 edges. [2024-10-15 15:30:56,706 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:30:56,707 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 33 edges. [2024-10-15 15:30:56,711 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-10-15 15:30:56,711 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-10-15 15:30:56,711 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 54 edges. [2024-10-15 15:30:56,711 INFO L131 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-10-15 15:30:56,745 INFO L309 BlockEncoder]: Initial Icfg 11 locations, 13 edges [2024-10-15 15:30:56,745 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:56,746 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:56,746 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:56,747 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:56,748 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:56,774 INFO L101 BaseMinimizeStates]: Removed 40 edges and 9 locations by large block encoding [2024-10-15 15:30:56,774 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:56,774 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:56,775 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:56,775 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:56,780 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:56,798 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:56,825 INFO L309 BlockEncoder]: Initial Icfg 17 locations, 21 edges [2024-10-15 15:30:56,825 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:56,825 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:56,825 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:56,825 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:56,825 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:56,889 INFO L101 BaseMinimizeStates]: Removed 144 edges and 15 locations by large block encoding [2024-10-15 15:30:56,890 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:56,891 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:56,891 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:56,891 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:56,896 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:56,899 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:56,912 INFO L309 BlockEncoder]: Initial Icfg 14 locations, 17 edges [2024-10-15 15:30:56,914 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:56,914 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:56,914 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:56,914 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:56,914 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:56,945 INFO L101 BaseMinimizeStates]: Removed 76 edges and 12 locations by large block encoding [2024-10-15 15:30:56,945 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:56,945 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:56,945 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:56,945 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:56,947 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:56,950 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:56,962 INFO L309 BlockEncoder]: Initial Icfg 20 locations, 25 edges [2024-10-15 15:30:56,963 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:56,963 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:56,963 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:56,963 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:56,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:57,019 INFO L101 BaseMinimizeStates]: Removed 276 edges and 18 locations by large block encoding [2024-10-15 15:30:57,019 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:57,020 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:57,020 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:57,020 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:57,024 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:57,026 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:57,039 INFO L309 BlockEncoder]: Initial Icfg 33 locations, 43 edges [2024-10-15 15:30:57,040 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:57,040 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:57,040 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:57,040 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:57,040 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,032 INFO L101 BaseMinimizeStates]: Removed 2089 edges and 30 locations by large block encoding [2024-10-15 15:30:58,034 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,034 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:58,035 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:58,035 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:58,117 INFO L309 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-10-15 15:30:58,123 INFO L309 BlockEncoder]: Initial Icfg 23 locations, 29 edges [2024-10-15 15:30:58,123 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:58,124 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:58,124 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:58,124 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:58,124 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,185 INFO L101 BaseMinimizeStates]: Removed 536 edges and 21 locations by large block encoding [2024-10-15 15:30:58,185 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,185 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:58,186 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:58,186 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:58,191 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:58,194 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:58,199 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:58,200 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:58,200 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:58,200 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:58,200 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:58,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,202 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:30:58,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,203 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:58,203 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:58,203 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:58,204 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:58,206 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:58,213 INFO L309 BlockEncoder]: Initial Icfg 26 locations, 33 edges [2024-10-15 15:30:58,214 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:58,214 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:58,214 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:58,214 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:58,214 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,297 INFO L101 BaseMinimizeStates]: Removed 1052 edges and 24 locations by large block encoding [2024-10-15 15:30:58,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:58,298 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:58,299 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:58,299 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:58,309 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:58,311 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:58,317 INFO L309 BlockEncoder]: Initial Icfg 31 locations, 41 edges [2024-10-15 15:30:58,317 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:58,318 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:58,318 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:58,319 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:58,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:59,580 INFO L101 BaseMinimizeStates]: Removed 2088 edges and 28 locations by large block encoding [2024-10-15 15:30:59,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:59,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:59,586 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:59,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:59,668 INFO L309 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-10-15 15:30:59,669 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:168) 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) [2024-10-15 15:30:59,673 INFO L158 Benchmark]: Toolchain (without parser) took 3766.63ms. Allocated memory was 73.4MB in the beginning and 673.2MB in the end (delta: 599.8MB). Free memory was 52.4MB in the beginning and 519.6MB in the end (delta: -467.3MB). Peak memory consumption was 429.7MB. Max. memory is 16.1GB. [2024-10-15 15:30:59,674 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 28.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:59,675 INFO L158 Benchmark]: Witness Parser took 0.62ms. Allocated memory is still 73.4MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:59,675 INFO L158 Benchmark]: CACSL2BoogieTranslator took 317.01ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 34.4MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-10-15 15:30:59,675 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.68ms. Allocated memory is still 73.4MB. Free memory was 34.4MB in the beginning and 33.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:59,676 INFO L158 Benchmark]: Boogie Preprocessor took 40.78ms. Allocated memory is still 73.4MB. Free memory was 33.3MB in the beginning and 31.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:30:59,676 INFO L158 Benchmark]: RCFGBuilder took 403.31ms. Allocated memory is still 73.4MB. Free memory was 31.5MB in the beginning and 46.6MB in the end (delta: -15.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-10-15 15:30:59,677 INFO L158 Benchmark]: Referee took 2975.95ms. Allocated memory was 73.4MB in the beginning and 673.2MB in the end (delta: 599.8MB). Free memory was 46.6MB in the beginning and 519.6MB in the end (delta: -473.0MB). Peak memory consumption was 424.4MB. Max. memory is 16.1GB. [2024-10-15 15:30:59,680 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:168) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 28.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.62ms. Allocated memory is still 73.4MB. Free memory is still 36.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 317.01ms. Allocated memory is still 73.4MB. Free memory was 52.1MB in the beginning and 34.4MB in the end (delta: 17.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.68ms. Allocated memory is still 73.4MB. Free memory was 34.4MB in the beginning and 33.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 40.78ms. Allocated memory is still 73.4MB. Free memory was 33.3MB in the beginning and 31.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.31ms. Allocated memory is still 73.4MB. Free memory was 31.5MB in the beginning and 46.6MB in the end (delta: -15.1MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Referee took 2975.95ms. Allocated memory was 73.4MB in the beginning and 673.2MB in the end (delta: 599.8MB). Free memory was 46.6MB in the beginning and 519.6MB in the end (delta: -473.0MB). Peak memory consumption was 424.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:30:59,704 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... ### Bit-precise run ### This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:01,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:01,513 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-10-15 15:31:01,516 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:01,517 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:01,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:01,534 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:01,535 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:01,535 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:01,537 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:01,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:01,537 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:01,537 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:01,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:01,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:01,538 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:01,538 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:01,538 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:01,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:01,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:01,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:01,543 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-15 15:31:01,543 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-15 15:31:01,543 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:01,543 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-15 15:31:01,543 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:01,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:01,544 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:01,807 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:01,827 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:01,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:01,830 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:01,831 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:01,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/gj2007.c.i.p+lhb-reducer.yml/witness-2.1.yml [2024-10-15 15:31:01,900 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:01,901 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:01,902 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c [2024-10-15 15:31:03,233 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:03,389 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:03,389 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/gj2007.c.i.p+lhb-reducer.c [2024-10-15 15:31:03,396 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b05189a8c/2c9077ac64cf4aa4923f1579081571fb/FLAG31c1f5ecf [2024-10-15 15:31:03,410 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b05189a8c/2c9077ac64cf4aa4923f1579081571fb [2024-10-15 15:31:03,411 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:03,412 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:03,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:03,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:03,416 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:03,417 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:31:01" (1/2) ... [2024-10-15 15:31:03,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fee12e2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:03, skipping insertion in model container [2024-10-15 15:31:03,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:31:01" (1/2) ... [2024-10-15 15:31:03,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ba635ec and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:03, skipping insertion in model container [2024-10-15 15:31:03,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:03" (2/2) ... [2024-10-15 15:31:03,419 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fee12e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03, skipping insertion in model container [2024-10-15 15:31:03,419 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:03" (2/2) ... [2024-10-15 15:31:03,436 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:03,437 INFO L1541 ArrayList]: Location invariant before [L59-L129] (((main__x <= 7) && (main__y == 50)) && (\old(__return_720) == __return_720)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L29-L189] (((main__y == 50) && (main__x <= 2)) && (\old(__return_720) == __return_720)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L41-L165] (((main__y == 50) && (main__x <= 4)) && (\old(__return_720) == __return_720)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L23-L201] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 1)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L53-L141] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 6)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L72-L105] (((((((((((((((((((((((((((((((((((((((((((((((((((((89 == main__y) && (89 == main__x)) && (\old(__return_720) == __return_720)) || (((53 == main__y) && (53 == main__x)) && (\old(__return_720) == __return_720))) || (((71 == main__y) && (\old(__return_720) == __return_720)) && (71 == main__x))) || (((79 == main__x) && (79 == main__y)) && (\old(__return_720) == __return_720))) || (((88 == main__y) && (\old(__return_720) == __return_720)) && (88 == main__x))) || (((81 == main__y) && (\old(__return_720) == __return_720)) && (81 == main__x))) || (((100 == main__y) && (100 <= main__x)) && (\old(__return_720) == __return_720))) || (((65 == main__y) && (\old(__return_720) == __return_720)) && (65 == main__x))) || (((main__y == 50) && (main__x <= 50)) && (\old(__return_720) == __return_720))) || (((52 == main__y) && (\old(__return_720) == __return_720)) && (52 == main__x))) || (((74 == main__x) && (\old(__return_720) == __return_720)) && (74 == main__y))) || (((64 == main__x) && (64 == main__y)) && (\old(__return_720) == __return_720))) || (((\old(__return_720) == __return_720) && (main__x == 93)) && (main__y == 93))) || (((\old(__return_720) == __return_720) && (main__x == 80)) && (main__y == 80))) || (((main__y == 86) && (\old(__return_720) == __return_720)) && (main__x == 86))) || (((main__x == 96) && (main__y == 96)) && (\old(__return_720) == __return_720))) || (((87 == main__x) && (\old(__return_720) == __return_720)) && (87 == main__y))) || (((90 == main__x) && (\old(__return_720) == __return_720)) && (90 == main__y))) || (((\old(__return_720) == __return_720) && (92 == main__y)) && (92 == main__x))) || (((60 == main__x) && (60 == main__y)) && (\old(__return_720) == __return_720))) || (((63 == main__x) && (63 == main__y)) && (\old(__return_720) == __return_720))) || (((98 == main__x) && (98 == main__y)) && (\old(__return_720) == __return_720))) || (((59 == main__y) && (\old(__return_720) == __return_720)) && (59 == main__x))) || (((72 == main__x) && (72 == main__y)) && (\old(__return_720) == __return_720))) || (((85 == main__y) && (\old(__return_720) == __return_720)) && (85 == main__x))) || (((73 == main__x) && (\old(__return_720) == __return_720)) && (73 == main__y))) || (((97 == main__x) && (\old(__return_720) == __return_720)) && (97 == main__y))) || (((main__x == 83) && (\old(__return_720) == __return_720)) && (main__y == 83))) || (((main__y == 54) && (main__x == 54)) && (\old(__return_720) == __return_720))) || (((91 == main__y) && (91 == main__x)) && (\old(__return_720) == __return_720))) || (((main__x == 61) && (main__y == 61)) && (\old(__return_720) == __return_720))) || (((58 == main__y) && (\old(__return_720) == __return_720)) && (58 == main__x))) || (((69 == main__y) && (\old(__return_720) == __return_720)) && (69 == main__x))) || (((95 == main__y) && (\old(__return_720) == __return_720)) && (95 == main__x))) || (((56 == main__x) && (\old(__return_720) == __return_720)) && (56 == main__y))) || (((55 == main__x) && (\old(__return_720) == __return_720)) && (55 == main__y))) || (((main__x == 75) && (main__y == 75)) && (\old(__return_720) == __return_720))) || (((68 == main__x) && (\old(__return_720) == __return_720)) && (68 == main__y))) || (((\old(__return_720) == __return_720) && (57 == main__x)) && (57 == main__y))) || (((51 == main__y) && (51 == main__x)) && (\old(__return_720) == __return_720))) || (((66 == main__y) && (66 == main__x)) && (\old(__return_720) == __return_720))) || (((main__y == 99) && (main__x == 99)) && (\old(__return_720) == __return_720))) || (((84 == main__x) && (\old(__return_720) == __return_720)) && (84 == main__y))) || (((67 == main__x) && (67 == main__y)) && (\old(__return_720) == __return_720))) || (((62 == main__x) && (62 == main__y)) && (\old(__return_720) == __return_720))) || (((70 == main__x) && (\old(__return_720) == __return_720)) && (70 == main__y))) || (((94 == main__y) && (94 == main__x)) && (\old(__return_720) == __return_720))) || (((76 == main__y) && (76 == main__x)) && (\old(__return_720) == __return_720))) || (((78 == main__y) && (\old(__return_720) == __return_720)) && (78 == main__x))) || (((82 == main__x) && (\old(__return_720) == __return_720)) && (82 == main__y))) || (((\old(__return_720) == __return_720) && (77 == main__x)) && (77 == main__y))) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L47-L153] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 5)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L35-L177] (((main__y == 50) && (\old(__return_720) == __return_720)) && (main__x <= 3)) [2024-10-15 15:31:03,439 INFO L1541 ArrayList]: Location invariant before [L65-L117] (((main__x <= 8) && (main__y == 50)) && (\old(__return_720) == __return_720)) [2024-10-15 15:31:03,440 INFO L1541 ArrayList]: Function contract at [L13]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:31:03,456 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:03,607 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/loop-lit/gj2007.c.i.p+lhb-reducer.c[1613,1626] [2024-10-15 15:31:03,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:03,636 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:31:03,680 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/loop-lit/gj2007.c.i.p+lhb-reducer.c[1613,1626] Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local Start Parsing Local [2024-10-15 15:31:03,734 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:03,753 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:03,754 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03 WrapperNode [2024-10-15 15:31:03,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:03,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:03,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:03,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:03,760 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,779 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:03,782 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:03,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:03,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:03,783 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:03,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,795 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,807 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:31:03,807 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,816 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:03,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:03,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:03,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:03,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (1/1) ... [2024-10-15 15:31:03,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:03,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:03,857 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) [2024-10-15 15:31:03,859 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 [2024-10-15 15:31:03,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:03,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-15 15:31:03,895 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:03,895 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:03,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:03,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:03,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:03,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:03,953 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:03,957 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:04,298 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:04,348 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:04,348 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:31:04,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:04 BoogieIcfgContainer [2024-10-15 15:31:04,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:04,350 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:04,350 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:04,351 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:04,351 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:31:01" (1/4) ... [2024-10-15 15:31:04,351 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3494a2ff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:04, skipping insertion in model container [2024-10-15 15:31:04,352 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:03" (2/4) ... [2024-10-15 15:31:04,352 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3494a2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:04, skipping insertion in model container [2024-10-15 15:31:04,353 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:03" (3/4) ... [2024-10-15 15:31:04,353 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3494a2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:04, skipping insertion in model container [2024-10-15 15:31:04,353 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:04" (4/4) ... [2024-10-15 15:31:04,355 INFO L79 RefereeObserver]: Analyzing ICFG gj2007.c.i.p+lhb-reducer.c [2024-10-15 15:31:04,357 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:31:04,358 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-10-15 15:31:04,359 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 21 edges. [2024-10-15 15:31:04,359 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-10-15 15:31:04,360 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 25 edges. [2024-10-15 15:31:04,360 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr9ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 43 edges. [2024-10-15 15:31:04,360 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 29 edges. [2024-10-15 15:31:04,361 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:31:04,361 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 33 edges. [2024-10-15 15:31:04,362 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 41 edges. [2024-10-15 15:31:04,362 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-10-15 15:31:04,362 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 54 edges. [2024-10-15 15:31:04,363 INFO L131 InvariantChecker]: Will check 11 loop-free subgraphs from procedure entry to error location [2024-10-15 15:31:04,410 INFO L309 BlockEncoder]: Initial Icfg 11 locations, 13 edges [2024-10-15 15:31:04,411 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:04,411 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:04,411 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:04,413 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:04,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,456 INFO L101 BaseMinimizeStates]: Removed 40 edges and 9 locations by large block encoding [2024-10-15 15:31:04,457 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,463 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:04,464 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:04,464 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:04,472 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:04,487 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:04,512 INFO L309 BlockEncoder]: Initial Icfg 17 locations, 21 edges [2024-10-15 15:31:04,513 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:04,513 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:04,513 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:04,513 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:04,513 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,607 INFO L101 BaseMinimizeStates]: Removed 144 edges and 15 locations by large block encoding [2024-10-15 15:31:04,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,608 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:04,609 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:04,609 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:04,613 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:04,616 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:04,638 INFO L309 BlockEncoder]: Initial Icfg 14 locations, 17 edges [2024-10-15 15:31:04,640 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:04,640 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:04,640 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:04,640 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:04,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,688 INFO L101 BaseMinimizeStates]: Removed 76 edges and 12 locations by large block encoding [2024-10-15 15:31:04,689 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,689 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:04,689 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:04,689 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:04,692 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:04,696 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:04,724 INFO L309 BlockEncoder]: Initial Icfg 20 locations, 25 edges [2024-10-15 15:31:04,724 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:04,724 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:04,724 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:04,724 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:04,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,848 INFO L101 BaseMinimizeStates]: Removed 276 edges and 18 locations by large block encoding [2024-10-15 15:31:04,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:04,848 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:04,849 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:04,849 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:04,854 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:04,857 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr5ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:04,874 INFO L309 BlockEncoder]: Initial Icfg 33 locations, 43 edges [2024-10-15 15:31:04,874 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:04,874 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:04,875 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:04,875 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:04,875 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,533 INFO L101 BaseMinimizeStates]: Removed 2089 edges and 30 locations by large block encoding [2024-10-15 15:31:06,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,535 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:06,535 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:06,535 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:06,605 INFO L309 BlockEncoder]: Encoded RCFG 3 locations, 3 edges [2024-10-15 15:31:06,619 INFO L309 BlockEncoder]: Initial Icfg 23 locations, 29 edges [2024-10-15 15:31:06,620 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:06,620 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:06,620 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:06,620 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:06,620 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,728 INFO L101 BaseMinimizeStates]: Removed 536 edges and 21 locations by large block encoding [2024-10-15 15:31:06,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,728 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:06,729 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:06,729 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:06,735 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:06,738 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr6ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:06,750 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:06,751 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:06,751 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:06,751 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:06,751 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:06,751 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,753 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:06,753 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,753 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:06,753 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:06,754 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:06,754 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:06,757 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:06,769 INFO L309 BlockEncoder]: Initial Icfg 26 locations, 33 edges [2024-10-15 15:31:06,769 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:06,769 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:06,769 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:06,769 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:06,770 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,943 INFO L101 BaseMinimizeStates]: Removed 1052 edges and 24 locations by large block encoding [2024-10-15 15:31:06,944 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:06,944 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:06,945 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:06,945 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:06,955 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:06,957 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:06,973 INFO L309 BlockEncoder]: Initial Icfg 31 locations, 41 edges [2024-10-15 15:31:06,973 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:06,975 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:06,975 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:06,976 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:06,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:09,082 INFO L101 BaseMinimizeStates]: Removed 2088 edges and 28 locations by large block encoding [2024-10-15 15:31:09,084 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:09,084 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:09,085 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:09,085 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:09,196 INFO L309 BlockEncoder]: Encoded RCFG 3 locations, 4 edges [2024-10-15 15:31:09,197 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:168) 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) [2024-10-15 15:31:09,203 INFO L158 Benchmark]: Toolchain (without parser) took 5790.53ms. Allocated memory was 65.0MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 40.8MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 585.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:09,204 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:09,204 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:09,205 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.78ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 40.6MB in the beginning and 71.9MB in the end (delta: -31.3MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. [2024-10-15 15:31:09,205 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.88ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 70.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:09,205 INFO L158 Benchmark]: Boogie Preprocessor took 46.35ms. Allocated memory is still 96.5MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:09,206 INFO L158 Benchmark]: RCFGBuilder took 520.00ms. Allocated memory is still 96.5MB. Free memory was 68.2MB in the beginning and 59.4MB in the end (delta: 8.8MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. [2024-10-15 15:31:09,207 INFO L158 Benchmark]: Referee took 4851.93ms. Allocated memory was 96.5MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 59.4MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 571.4MB. Max. memory is 16.1GB. [2024-10-15 15:31:09,210 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:168) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 42.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.31ms. Allocated memory is still 65.0MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.78ms. Allocated memory was 65.0MB in the beginning and 96.5MB in the end (delta: 31.5MB). Free memory was 40.6MB in the beginning and 71.9MB in the end (delta: -31.3MB). Peak memory consumption was 15.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.88ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 70.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.35ms. Allocated memory is still 96.5MB. Free memory was 70.8MB in the beginning and 68.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.00ms. Allocated memory is still 96.5MB. Free memory was 68.2MB in the beginning and 59.4MB in the end (delta: 8.8MB). Peak memory consumption was 27.5MB. Max. memory is 16.1GB. * Referee took 4851.93ms. Allocated memory was 96.5MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 59.4MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 571.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:31:09,241 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...