This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:13,651 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:13,709 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:13,713 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:13,713 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:13,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:13,736 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:13,737 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:13,737 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:13,737 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:13,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:13,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:13,738 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:13,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:13,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:13,739 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:13,739 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:13,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:13,739 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:13,739 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:13,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:13,741 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:13,741 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:13,742 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:13,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:13,742 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:13,742 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:13,743 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:13,743 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:13,743 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:13,743 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:13,745 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:14,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:14,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:14,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:14,026 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:14,029 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:14,030 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/aiob_4.c.v+nlh-reducer.yml/witness-2.1.yml [2024-10-15 15:31:14,072 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:14,072 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:14,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2024-10-15 15:31:15,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:15,780 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:15,782 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-industry-pattern/aiob_4.c.v+nlh-reducer.c [2024-10-15 15:31:15,798 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/7e67aadb6/e76120304c54425da879221a22496a44/FLAG723e6b58e [2024-10-15 15:31:16,121 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/7e67aadb6/e76120304c54425da879221a22496a44 [2024-10-15 15:31:16,121 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:16,122 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:16,123 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:16,124 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:16,129 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:16,130 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 03:31:14" (1/2) ... [2024-10-15 15:31:16,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9ed85b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:16, skipping insertion in model container [2024-10-15 15:31:16,132 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 03:31:14" (1/2) ... [2024-10-15 15:31:16,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dc76f0b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:16, skipping insertion in model container [2024-10-15 15:31:16,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:16" (2/2) ... [2024-10-15 15:31:16,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f9ed85b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16, skipping insertion in model container [2024-10-15 15:31:16,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:16" (2/2) ... [2024-10-15 15:31:16,149 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:16,150 INFO L1541 ArrayList]: Function contract at [L133]: requires null, ensures (__return_main == \old(__return_main)) [2024-10-15 15:31:16,205 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:16,584 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-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2024-10-15 15:31:16,623 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:16,634 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global [2024-10-15 15:31:16,766 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-industry-pattern/aiob_4.c.v+nlh-reducer.c[38357,38370] [2024-10-15 15:31:16,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:16,801 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:16,802 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16 WrapperNode [2024-10-15 15:31:16,802 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:16,803 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:16,804 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:16,804 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:16,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,849 INFO L138 Inliner]: procedures = 17, calls = 619, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:16,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:16,850 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:16,850 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:16,850 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:16,858 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,875 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,911 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 15:31:16,911 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,912 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,970 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:16,995 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:17,006 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:17,007 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:17,007 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:17,008 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:17,008 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (1/1) ... [2024-10-15 15:31:17,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:17,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:17,035 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 15:31:17,039 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 15:31:17,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-15 15:31:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-15 15:31:17,230 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:17,233 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:18,084 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:18,114 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:18,114 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-15 15:31:18,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:18 BoogieIcfgContainer [2024-10-15 15:31:18,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:18,115 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:18,115 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:18,117 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:18,117 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 03:31:14" (1/4) ... [2024-10-15 15:31:18,118 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@560f7354 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:18, skipping insertion in model container [2024-10-15 15:31:18,118 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:16" (2/4) ... [2024-10-15 15:31:18,119 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@560f7354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:18, skipping insertion in model container [2024-10-15 15:31:18,120 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:16" (3/4) ... [2024-10-15 15:31:18,120 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@560f7354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:18, skipping insertion in model container [2024-10-15 15:31:18,121 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:18" (4/4) ... [2024-10-15 15:31:18,122 INFO L79 RefereeObserver]: Analyzing ICFG aiob_4.c.v+nlh-reducer.c [2024-10-15 15:31:18,125 INFO L113 InvariantChecker]: Found 0 loops. [2024-10-15 15:31:18,127 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 174 edges. [2024-10-15 15:31:18,129 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 347 edges. [2024-10-15 15:31:18,130 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location [2024-10-15 15:31:18,251 INFO L309 BlockEncoder]: Initial Icfg 175 locations, 174 edges [2024-10-15 15:31:18,252 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:18,253 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:18,253 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:18,254 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:18,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:22,384 INFO L101 BaseMinimizeStates]: Removed 346 edges and 173 locations by large block encoding [2024-10-15 15:31:22,385 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:22,385 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:22,385 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:22,386 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:22,386 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:22,570 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:22,617 INFO L309 BlockEncoder]: Initial Icfg 176 locations, 347 edges [2024-10-15 15:31:22,617 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:22,618 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:22,618 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:22,618 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:22,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:25,180 INFO L101 BaseMinimizeStates]: Removed 1177 edges and 174 locations by large block encoding [2024-10-15 15:31:25,181 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:25,182 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:25,182 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:25,182 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:25,780 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:25,783 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:25,785 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:31:25,786 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@560f7354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:25, skipping insertion in model container [2024-10-15 15:31:25,786 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:25,788 INFO L158 Benchmark]: Toolchain (without parser) took 9664.65ms. Allocated memory was 73.4MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 53.7MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 798.5MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,788 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 56.6MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:25,788 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 63.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:25,789 INFO L158 Benchmark]: CACSL2BoogieTranslator took 679.53ms. Allocated memory is still 73.4MB. Free memory was 53.4MB in the beginning and 31.8MB in the end (delta: 21.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,789 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.68ms. Allocated memory is still 73.4MB. Free memory was 31.8MB in the beginning and 30.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,789 INFO L158 Benchmark]: Boogie Preprocessor took 156.82ms. Allocated memory is still 73.4MB. Free memory was 30.0MB in the beginning and 37.5MB in the end (delta: -7.5MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,790 INFO L158 Benchmark]: RCFGBuilder took 1107.65ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 37.5MB in the beginning and 48.0MB in the end (delta: -10.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,790 INFO L158 Benchmark]: Referee took 7670.95ms. Allocated memory was 88.1MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 48.0MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 778.2MB. Max. memory is 16.1GB. [2024-10-15 15:31:25,793 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 1287. Annotation is valid for all loop-free paths from entry of procedure main to exit of procedure main. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 56.6MB. Free memory is still 32.6MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 63.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 679.53ms. Allocated memory is still 73.4MB. Free memory was 53.4MB in the beginning and 31.8MB in the end (delta: 21.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.68ms. Allocated memory is still 73.4MB. Free memory was 31.8MB in the beginning and 30.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.82ms. Allocated memory is still 73.4MB. Free memory was 30.0MB in the beginning and 37.5MB in the end (delta: -7.5MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1107.65ms. Allocated memory was 73.4MB in the beginning and 88.1MB in the end (delta: 14.7MB). Free memory was 37.5MB in the beginning and 48.0MB in the end (delta: -10.5MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Referee took 7670.95ms. Allocated memory was 88.1MB in the beginning and 2.4GB in the end (delta: 2.3GB). Free memory was 48.0MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 778.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:31:25,832 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...