./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/sumt5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/sumt5.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loops-crafted-1/sumt5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/sumt5.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:04:16,644 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:04:16,698 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:04:16,703 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:04:16,706 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:04:16,735 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:04:16,737 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:04:16,738 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:04:16,738 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:04:16,739 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:04:16,740 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:04:16,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:04:16,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:04:16,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:04:16,742 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:04:16,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:04:16,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:04:16,743 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:04:16,744 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:04:16,744 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:04:16,744 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:04:16,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:04:16,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:04:16,745 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:04:16,745 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:04:16,745 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:04:16,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:04:16,745 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:04:16,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:04:16,746 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:04:16,746 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:04:16,746 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:04:16,746 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:04:16,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:04:16,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:04:16,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:04:16,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:04:16,747 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:04:16,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:04:16,748 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:04:16,748 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:04:16,752 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:04:16,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:04:16,753 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:04:16,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:04:16,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:04:16,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:04:16,972 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:04:16,973 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:04:16,974 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sumt5.yml/witness-2.1.yml [2024-09-13 05:04:17,039 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:04:17,040 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:04:17,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/sumt5.c [2024-09-13 05:04:18,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:04:18,482 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:04:18,482 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt5.c [2024-09-13 05:04:18,490 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2c0ca4243/97e354dd33f64780aca1fcc5b51b2195/FLAGb5c0237f7 [2024-09-13 05:04:18,889 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2c0ca4243/97e354dd33f64780aca1fcc5b51b2195 [2024-09-13 05:04:18,889 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:04:18,890 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:04:18,891 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:04:18,891 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:04:18,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:04:18,896 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:17" (1/2) ... [2024-09-13 05:04:18,897 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc8dbe1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:18, skipping insertion in model container [2024-09-13 05:04:18,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:17" (1/2) ... [2024-09-13 05:04:18,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3966307d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:04:18, skipping insertion in model container [2024-09-13 05:04:18,898 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:04:18" (2/2) ... [2024-09-13 05:04:18,898 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cc8dbe1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:18, skipping insertion in model container [2024-09-13 05:04:18,898 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:04:18" (2/2) ... [2024-09-13 05:04:18,905 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:04:18,905 INFO L1541 ArrayList]: Loop invariant at [L21-L34] ((l % 4294967296) == (((((i + k) + j) + v3) + v4) % 4294967296)) [2024-09-13 05:04:18,905 INFO L1541 ArrayList]: Function contract at [L8]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:04:18,919 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:04:19,037 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt5.c[403,416] [2024-09-13 05:04:19,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:04:19,066 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 05:04:19,093 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt5.c[403,416] Start Parsing Local [2024-09-13 05:04:19,100 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:04:19,113 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:04:19,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19 WrapperNode [2024-09-13 05:04:19,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:04:19,115 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:04:19,115 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:04:19,115 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:04:19,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,127 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,136 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,154 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-13 05:04:19,154 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,155 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,166 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,167 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,169 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:04:19,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:04:19,175 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:04:19,175 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:04:19,176 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (1/1) ... [2024-09-13 05:04:19,183 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:04:19,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:04:19,213 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:04:19,216 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:04:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:04:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:04:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:04:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:04:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:04:19,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:04:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:04:19,261 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:04:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:04:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:04:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:04:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:04:19,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:04:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:04:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:04:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:04:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:04:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:04:19,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:04:19,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:04:19,326 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:04:19,330 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:04:19,483 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:04:19,491 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:04:19,520 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:04:19,520 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-13 05:04:19,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:04:19 BoogieIcfgContainer [2024-09-13 05:04:19,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:04:19,521 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:04:19,521 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:04:19,522 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:04:19,522 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:04:17" (1/4) ... [2024-09-13 05:04:19,523 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7339cd23 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:04:19, skipping insertion in model container [2024-09-13 05:04:19,523 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:04:18" (2/4) ... [2024-09-13 05:04:19,523 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7339cd23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:04:19, skipping insertion in model container [2024-09-13 05:04:19,523 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:04:19" (3/4) ... [2024-09-13 05:04:19,523 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7339cd23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:04:19, skipping insertion in model container [2024-09-13 05:04:19,523 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:04:19" (4/4) ... [2024-09-13 05:04:19,525 INFO L79 RefereeObserver]: Analyzing ICFG sumt5.c [2024-09-13 05:04:19,528 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-13 05:04:19,529 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L21-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:04:19,529 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-13 05:04:19,529 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L21-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 12 edges. [2024-09-13 05:04:19,529 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:04:19,530 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:04:19,530 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 05:04:19,566 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:04:19,567 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:19,568 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:19,569 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:19,571 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:19,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,585 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:04:19,586 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,586 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:19,586 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:19,587 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:19,591 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:19,603 INFO L514 InvariantChecker]: The annotation(s) from loop head L21-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:04:19,613 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:04:19,613 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:19,613 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:19,613 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:19,613 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:19,613 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,617 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:04:19,617 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,618 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:19,618 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:19,618 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:19,618 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:19,622 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:04:19,635 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 12 edges [2024-09-13 05:04:19,636 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:19,636 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:19,636 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:19,636 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:19,636 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,678 INFO L101 BaseMinimizeStates]: Removed 26 edges and 7 locations by large block encoding [2024-09-13 05:04:19,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,678 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:19,679 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:19,679 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:19,685 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:19,721 INFO L514 InvariantChecker]: The annotation(s) from loop head L21-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:04:19,727 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:04:19,728 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:19,728 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:19,728 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:19,728 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:19,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,730 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:04:19,730 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,730 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:19,731 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:19,731 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:19,732 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:19,733 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:04:19,740 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:04:19,741 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:04:19,741 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:04:19,741 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:04:19,741 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:04:19,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,743 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:04:19,744 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:04:19,744 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:04:19,744 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:04:19,744 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:04:19,744 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:04:19,746 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:04:19,749 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:04:19,750 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7339cd23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:04:19, skipping insertion in model container [2024-09-13 05:04:19,750 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:04:19,752 INFO L158 Benchmark]: Toolchain (without parser) took 861.08ms. Allocated memory is still 176.2MB. Free memory was 145.6MB in the beginning and 88.7MB in the end (delta: 56.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2024-09-13 05:04:19,753 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:04:19,754 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory was 106.7MB in the beginning and 106.6MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:04:19,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 223.76ms. Allocated memory is still 176.2MB. Free memory was 145.3MB in the beginning and 131.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:04:19,755 INFO L158 Benchmark]: Boogie Preprocessor took 55.81ms. Allocated memory is still 176.2MB. Free memory was 131.2MB in the beginning and 129.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:04:19,755 INFO L158 Benchmark]: RCFGBuilder took 349.44ms. Allocated memory is still 176.2MB. Free memory was 129.1MB in the beginning and 114.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:04:19,756 INFO L158 Benchmark]: Referee took 228.93ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 88.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-09-13 05:04:19,758 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 loop head at line 21. Annotation is valid for all loop-free paths from loop head at line 21 to check that procedure precondition always holds at line 21. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 10. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 21 to loop head at line 21. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.17ms. Allocated memory is still 134.2MB. Free memory is still 97.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 134.2MB. Free memory was 106.7MB in the beginning and 106.6MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 223.76ms. Allocated memory is still 176.2MB. Free memory was 145.3MB in the beginning and 131.2MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.81ms. Allocated memory is still 176.2MB. Free memory was 131.2MB in the beginning and 129.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 349.44ms. Allocated memory is still 176.2MB. Free memory was 129.1MB in the beginning and 114.5MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 228.93ms. Allocated memory is still 176.2MB. Free memory was 114.5MB in the beginning and 88.7MB in the end (delta: 25.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:04:19,782 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE