./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/hh2012-ex2b.i --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex2b.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 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/loop-lit/hh2012-ex2b.i ../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex2b.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 --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:11:02,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:11:02,562 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:11:02,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:11:02,568 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:11:02,600 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:11:02,601 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:11:02,601 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:11:02,602 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:11:02,602 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:11:02,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:11:02,603 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:11:02,604 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:11:02,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:11:02,607 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:11:02,608 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:11:02,608 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:11:02,608 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:11:02,609 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:11:02,609 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:11:02,609 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:11:02,613 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:11:02,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:11:02,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:11:02,614 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:11:02,614 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:11:02,614 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:11:02,615 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:11:02,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:11:02,615 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:11:02,615 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:11:02,616 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:11:02,616 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:02,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:11:02,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:11:02,617 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:11:02,617 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:11:02,617 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:11:02,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:11:02,619 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:11:02,620 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:11:02,620 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:11:02,620 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:11:02,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:11:02,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:11:02,916 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:11:02,917 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:11:02,918 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:11:02,919 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hh2012-ex2b.yml/witness-2.1.yml [2024-09-12 20:11:02,969 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:11:02,970 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:11:02,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/hh2012-ex2b.i [2024-09-12 20:11:04,428 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:11:04,598 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:11:04,600 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/hh2012-ex2b.i [2024-09-12 20:11:04,608 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/db4081cac/0cebd7883e1d4143b69d2caec4feddb9/FLAG31e826347 [2024-09-12 20:11:05,005 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/db4081cac/0cebd7883e1d4143b69d2caec4feddb9 [2024-09-12 20:11:05,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:11:05,007 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:11:05,008 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:11:05,008 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:11:05,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:11:05,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:02" (1/2) ... [2024-09-12 20:11:05,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185aff00 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:11:05, skipping insertion in model container [2024-09-12 20:11:05,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:02" (1/2) ... [2024-09-12 20:11:05,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@271f9ff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:11:05, skipping insertion in model container [2024-09-12 20:11:05,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:11:05" (2/2) ... [2024-09-12 20:11:05,019 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185aff00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05, skipping insertion in model container [2024-09-12 20:11:05,019 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:11:05" (2/2) ... [2024-09-12 20:11:05,031 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:11:05,031 INFO L1541 ArrayList]: Loop invariant at [L17-L28] ((n <= 60) && (0 <= (n + 2147483648))) [2024-09-12 20:11:05,032 INFO L1541 ArrayList]: Function contract at [L15]: requires null, ensures 0 [2024-09-12 20:11:05,032 INFO L1541 ArrayList]: Function contract at [L13]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-12 20:11:05,050 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:11:05,256 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/loop-lit/hh2012-ex2b.i[800,813] [2024-09-12 20:11:05,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:11:05,279 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 20:11:05,318 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/loop-lit/hh2012-ex2b.i[800,813] Start Parsing Global Start Parsing Local [2024-09-12 20:11:05,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:11:05,343 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:11:05,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05 WrapperNode [2024-09-12 20:11:05,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:11:05,345 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:11:05,345 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:11:05,345 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:11:05,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,365 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,381 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 [2024-09-12 20:11:05,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,389 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,390 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,391 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:11:05,397 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:11:05,397 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:11:05,397 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:11:05,398 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (1/1) ... [2024-09-12 20:11:05,406 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:05,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:11:05,432 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) [2024-09-12 20:11:05,435 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 [2024-09-12 20:11:05,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:11:05,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:11:05,477 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:11:05,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:11:05,477 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:11:05,477 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:11:05,477 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-12 20:11:05,477 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:11:05,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:11:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:11:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:11:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:11:05,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:11:05,539 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:11:05,541 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:11:05,652 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:11:05,688 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-09-12 20:11:05,688 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:11:05,710 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:11:05,710 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-12 20:11:05,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:11:05 BoogieIcfgContainer [2024-09-12 20:11:05,711 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:11:05,712 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:11:05,713 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:11:05,714 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:11:05,714 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:02" (1/4) ... [2024-09-12 20:11:05,715 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2115f529 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:11:05, skipping insertion in model container [2024-09-12 20:11:05,716 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:11:05" (2/4) ... [2024-09-12 20:11:05,716 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2115f529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:11:05, skipping insertion in model container [2024-09-12 20:11:05,716 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:05" (3/4) ... [2024-09-12 20:11:05,717 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2115f529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:11:05, skipping insertion in model container [2024-09-12 20:11:05,717 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:11:05" (4/4) ... [2024-09-12 20:11:05,718 INFO L79 RefereeObserver]: Analyzing ICFG hh2012-ex2b.i [2024-09-12 20:11:05,724 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-12 20:11:05,728 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-12 20:11:05,729 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr9ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 14 edges. [2024-09-12 20:11:05,729 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 6 edges. [2024-09-12 20:11:05,729 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr8ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 13 edges. [2024-09-12 20:11:05,729 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 2 edges. [2024-09-12 20:11:05,729 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr7ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 12 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 20:11:05,730 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L17-7 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-12 20:11:05,731 INFO L130 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 8 loop-free subgraphs from loop head to error location [2024-09-12 20:11:05,787 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:11:05,788 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:05,789 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:05,790 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:05,791 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:05,794 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:05,809 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:11:05,810 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:05,810 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:05,810 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:05,811 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:05,811 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:05,825 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:11:05,847 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-12 20:11:05,847 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:05,847 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:05,847 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:05,848 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:05,848 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:05,901 INFO L101 BaseMinimizeStates]: Removed 30 edges and 11 locations by large block encoding [2024-09-12 20:11:05,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:05,901 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:05,902 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:05,902 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:05,914 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:05,948 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:11:05,948 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:05,948 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:05,948 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:05,948 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:05,949 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:05,956 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:11:05,957 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:05,957 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:05,957 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:05,957 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:05,957 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:05,976 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-12 20:11:05,977 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:05,977 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:05,977 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:05,979 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:05,979 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,010 INFO L101 BaseMinimizeStates]: Removed 26 edges and 10 locations by large block encoding [2024-09-12 20:11:06,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,010 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,010 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,010 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,017 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,024 INFO L514 InvariantChecker]: The annotation(s) from loop head L17-7 to error location mainErr8ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:06,036 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:11:06,039 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,039 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,040 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,040 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,040 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,041 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:11:06,041 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,041 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,041 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,042 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,042 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,044 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:06,051 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:06,051 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,052 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,052 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,052 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,052 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,054 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:06,056 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,056 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,056 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,056 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,056 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,058 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:06,067 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:11:06,067 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,067 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,067 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,068 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,068 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,080 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:11:06,080 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,080 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,080 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,080 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,081 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,085 INFO L514 InvariantChecker]: The annotation(s) from loop head L17-7 to error location mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:06,094 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-12 20:11:06,095 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,095 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,095 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,096 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,113 INFO L101 BaseMinimizeStates]: Removed 22 edges and 9 locations by large block encoding [2024-09-12 20:11:06,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,113 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,113 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,113 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,117 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,130 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:11:06,130 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,130 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,130 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,131 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,131 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,135 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:11:06,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,135 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,135 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,136 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,136 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,141 INFO L514 InvariantChecker]: The annotation(s) from loop head L17-7 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:06,148 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:11:06,148 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,149 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,149 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,149 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,149 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,152 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:11:06,153 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,153 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,153 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,153 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,154 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,161 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:11:06,170 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-12 20:11:06,170 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,170 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,172 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,172 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,172 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,174 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-12 20:11:06,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,174 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,174 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,174 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,174 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,177 INFO L514 InvariantChecker]: The annotation(s) from loop head L17-7 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:11:06,183 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:06,183 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,184 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,184 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,184 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,184 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,185 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:06,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,186 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,187 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,187 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,187 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,188 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:11:06,196 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:11:06,197 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:06,197 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:06,197 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:06,198 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:06,198 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,199 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:11:06,199 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:06,200 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:06,200 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:06,200 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:06,200 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:06,213 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-12 20:11:06,214 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2115f529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:11:06, skipping insertion in model container [2024-09-12 20:11:06,214 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:11:06,216 INFO L158 Benchmark]: Toolchain (without parser) took 1208.69ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 62.7MB in the beginning and 92.9MB in the end (delta: -30.2MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2024-09-12 20:11:06,217 INFO L158 Benchmark]: Witness Parser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:11:06,218 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory was 97.9MB in the beginning and 97.8MB in the end (delta: 155.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:11:06,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.25ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 62.5MB in the beginning and 149.5MB in the end (delta: -87.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-09-12 20:11:06,219 INFO L158 Benchmark]: Boogie Preprocessor took 51.43ms. Allocated memory is still 182.5MB. Free memory was 149.5MB in the beginning and 147.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:11:06,219 INFO L158 Benchmark]: RCFGBuilder took 314.23ms. Allocated memory is still 182.5MB. Free memory was 147.4MB in the beginning and 133.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-12 20:11:06,220 INFO L158 Benchmark]: Referee took 501.85ms. Allocated memory is still 182.5MB. Free memory was 133.9MB in the beginning and 92.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-09-12 20:11:06,225 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 17 to check that integer overflow can never occur at line 19. One counterexample starts in n=-(((__int128) 0 << 64) | 9223372039002259458U) and ends in . Annotation is not valid for all loop-free paths from loop head at line 17 to check that procedure precondition always holds at line 18. One counterexample starts in n=61 and ends in . Annotation is not valid for all loop-free paths from loop head at line 17 to check that invariant of correctness witness holds at line 17. One counterexample starts in n=-2147483649 and ends in . Annotation is not valid for all loop-free paths from loop head at line 17 to check that integer overflow can never occur at line 21. One counterexample starts in n=-2147483650 and ends in . Annotation is valid for all loop-free paths from loop head at line 17 to check that integer overflow can never occur at line 17. Annotation is valid for all loop-free paths from loop head at line 17 to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 17. Annotation is valid for all loop-free paths from entry of procedure main to check that invariant of correctness witness holds at line 17. Annotation is valid for all loop-free paths from loop head at line 17 to check that integer overflow can never occur at line 21. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 17. 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 13. 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 17 to exit of procedure main. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.24ms. Allocated memory is still 134.2MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 134.2MB. Free memory was 97.9MB in the beginning and 97.8MB in the end (delta: 155.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.25ms. Allocated memory was 134.2MB in the beginning and 182.5MB in the end (delta: 48.2MB). Free memory was 62.5MB in the beginning and 149.5MB in the end (delta: -87.0MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.43ms. Allocated memory is still 182.5MB. Free memory was 149.5MB in the beginning and 147.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 314.23ms. Allocated memory is still 182.5MB. Free memory was 147.4MB in the beginning and 133.9MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 501.85ms. Allocated memory is still 182.5MB. Free memory was 133.9MB in the beginning and 92.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:11:06,266 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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE