This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:34:09,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:34:10,018 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:34:10,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:34:10,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:34:10,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:34:10,067 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:34:10,068 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:34:10,069 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:34:10,069 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:34:10,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:34:10,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:34:10,071 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:34:10,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:34:10,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:34:10,073 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:34:10,074 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:34:10,074 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:34:10,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:34:10,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:34:10,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:34:10,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:34:10,079 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:34:10,079 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:34:10,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:34:10,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:34:10,080 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:34:10,080 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:34:10,080 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:34:10,080 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:34:10,080 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:34:10,081 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:34:10,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:34:10,449 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:34:10,451 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:34:10,452 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:34:10,453 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:34:10,454 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2024-10-15 15:34:12,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:34:12,268 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:34:12,269 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/recursive-simple/id2_i5_o5-2.c [2024-10-15 15:34:12,282 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1a6ef9da7/67b6be227bbd4a80a0329a08f4df108e/FLAG6a2166192 [2024-10-15 15:34:12,303 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1a6ef9da7/67b6be227bbd4a80a0329a08f4df108e [2024-10-15 15:34:12,307 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:34:12,308 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:34:12,310 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/id2_i5_o5-2.yml/witness-2.1.yml [2024-10-15 15:34:12,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:34:12,371 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:34:12,373 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:34:12,374 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:34:12,391 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:34:12,396 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:12" (1/2) ... [2024-10-15 15:34:12,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39563c64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:12, skipping insertion in model container [2024-10-15 15:34:12,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:34:12" (1/2) ... [2024-10-15 15:34:12,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fc735c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:34:12, skipping insertion in model container [2024-10-15 15:34:12,402 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 03:34:12" (2/2) ... [2024-10-15 15:34:12,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39563c64 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:34:12, skipping insertion in model container [2024-10-15 15:34:12,402 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 03:34:12" (2/2) ... [2024-10-15 15:34:12,408 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:34:12,412 INFO L1541 ArrayList]: Function contract at [L14]: requires null, ensures ((((((x == 0) && (\result == 0)) || (x == 1)) || (((\result == 2) && (x <= 3)) && (2 <= x))) || (4 < x)) || (((3 == x) || (\result == 4)) && (3 <= x))) [2024-10-15 15:34:12,412 INFO L1541 ArrayList]: Function contract at [L9]: requires null, ensures ((((((x == 0) || (x == 4)) || ((5 == \result) && (5 == x))) || ((((3 == \result) && (x <= 4)) || (x == 2)) && (2 <= x))) || (((\result == 1) && (x <= 2)) && (1 <= x))) || (5 < x)) [2024-10-15 15:34:12,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:34:12,614 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/recursive-simple/id2_i5_o5-2.c[548,561] [2024-10-15 15:34:12,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:34:12,628 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:34:12,672 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/recursive-simple/id2_i5_o5-2.c[548,561] [2024-10-15 15:34:12,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:34:12,687 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:34:12,688 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:34:12 WrapperNode [2024-10-15 15:34:12,688 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:34:12,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:34:12,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:34:12,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:34:12,696 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,702 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,708 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:34:12,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:34:12,710 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:34:12,710 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:34:12,710 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:34:12,719 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,719 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,720 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,730 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure id2 is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:34:12,730 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,730 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,736 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,738 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,740 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,741 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:34:12,743 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:34:12,743 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:34:12,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:34:12,744 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 03:34:12" (1/1) ... [2024-10-15 15:34:12,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:34:12,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:34:12,778 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 15:34:12,781 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 15:34:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:34:12,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:34:12,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:34:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:34:12,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:34:12,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:34:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2024-10-15 15:34:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2024-10-15 15:34:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:34:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:34:12,832 INFO L130 BoogieDeclarations]: Found specification of procedure id [2024-10-15 15:34:12,832 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2024-10-15 15:34:12,901 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:34:12,904 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:34:13,059 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:34:13,088 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:34:13,088 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:34:13,089 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:34:13 BoogieIcfgContainer [2024-10-15 15:34:13,089 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:34:13,089 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:34:13,089 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:34:13,092 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:34:13,092 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:34:12" (1/4) ... [2024-10-15 15:34:13,093 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7def4b16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:34:13, skipping insertion in model container [2024-10-15 15:34:13,093 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 03:34:12" (2/4) ... [2024-10-15 15:34:13,093 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7def4b16 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:34:13, skipping insertion in model container [2024-10-15 15:34:13,093 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 03:34:12" (3/4) ... [2024-10-15 15:34:13,093 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7def4b16 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:34:13, skipping insertion in model container [2024-10-15 15:34:13,094 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 03:34:13" (4/4) ... [2024-10-15 15:34:13,095 INFO L79 RefereeObserver]: Analyzing ICFG id2_i5_o5-2.c [2024-10-15 15:34:13,099 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:34:13,099 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 5 edges. [2024-10-15 15:34:13,100 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC idErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:34:13,100 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC id2Err0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:34:13,100 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location [2024-10-15 15:34:13,161 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:34:13,163 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:34:13,163 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:34:13,164 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:34:13,165 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:34:13,166 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:13,193 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:34:13,195 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:13,195 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:34:13,195 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:34:13,196 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:34:13,196 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:34:13,215 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:34:13,224 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-10-15 15:34:13,224 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:34:13,224 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:34:13,225 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:34:13,225 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:34:13,225 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:13,236 INFO L101 BaseMinimizeStates]: Removed 10 edges and 4 locations by large block encoding [2024-10-15 15:34:13,237 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:13,237 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:34:13,238 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:34:13,238 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:34:13,243 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:34:13,252 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location idErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:34:13,266 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 6 edges [2024-10-15 15:34:13,266 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:34:13,267 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:34:13,267 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:34:13,267 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:34:13,267 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:13,276 INFO L101 BaseMinimizeStates]: Removed 10 edges and 4 locations by large block encoding [2024-10-15 15:34:13,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:34:13,277 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:34:13,277 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:34:13,278 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:34:13,280 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:34:13,285 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location id2Err0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:34:13,289 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:34:13,290 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7def4b16 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:34:13, skipping insertion in model container [2024-10-15 15:34:13,290 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:34:13,292 INFO L158 Benchmark]: Toolchain (without parser) took 920.63ms. Allocated memory is still 79.7MB. Free memory was 38.4MB in the beginning and 37.5MB in the end (delta: 895.6kB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-10-15 15:34:13,293 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 50.3MB. Free memory was 34.2MB in the beginning and 34.2MB in the end (delta: 32.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:34:13,294 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:34:13,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.69ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 46.4MB in the end (delta: -8.1MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2024-10-15 15:34:13,296 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.52ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 45.5MB in the end (delta: 938.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:34:13,296 INFO L158 Benchmark]: Boogie Preprocessor took 32.53ms. Allocated memory is still 79.7MB. Free memory was 45.5MB in the beginning and 43.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:34:13,297 INFO L158 Benchmark]: RCFGBuilder took 345.67ms. Allocated memory is still 79.7MB. Free memory was 43.8MB in the beginning and 54.8MB in the end (delta: -11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:34:13,298 INFO L158 Benchmark]: Referee took 201.20ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 37.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-15 15:34:13,301 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to check that a call to reach_error is unreachable at line 23. Annotation is valid for all loop-free paths from entry of procedure id2 to exit of procedure id2. Annotation is valid for all loop-free paths from entry of procedure id to exit of procedure id. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 50.3MB. Free memory was 34.2MB in the beginning and 34.2MB in the end (delta: 32.7kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.18ms. Allocated memory is still 79.7MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 315.69ms. Allocated memory is still 79.7MB. Free memory was 38.3MB in the beginning and 46.4MB in the end (delta: -8.1MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.52ms. Allocated memory is still 79.7MB. Free memory was 46.4MB in the beginning and 45.5MB in the end (delta: 938.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.53ms. Allocated memory is still 79.7MB. Free memory was 45.5MB in the beginning and 43.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.67ms. Allocated memory is still 79.7MB. Free memory was 43.8MB in the beginning and 54.8MB in the end (delta: -11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 201.20ms. Allocated memory is still 79.7MB. Free memory was 54.8MB in the beginning and 37.5MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:34:13,338 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...