./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version de325976 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/nla-digbench-scaling/lcm2_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.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-tmp.dk.referee-eval-de32597-m [2024-09-17 19:41:05,747 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-17 19:41:05,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-17 19:41:05,814 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-17 19:41:05,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-17 19:41:05,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-17 19:41:05,838 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-17 19:41:05,838 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-17 19:41:05,839 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-17 19:41:05,840 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-17 19:41:05,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-17 19:41:05,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-17 19:41:05,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-17 19:41:05,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-17 19:41:05,841 INFO L153 SettingsManager]: * Use SBE=true [2024-09-17 19:41:05,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-17 19:41:05,844 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-17 19:41:05,844 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-17 19:41:05,844 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-17 19:41:05,844 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-17 19:41:05,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-17 19:41:05,845 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-17 19:41:05,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-17 19:41:05,846 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-17 19:41:05,846 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-17 19:41:05,846 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-17 19:41:05,846 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-17 19:41:05,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:41:05,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-17 19:41:05,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-17 19:41:05,847 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-17 19:41:05,847 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-17 19:41:05,847 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-17 19:41:05,847 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-17 19:41:05,847 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-17 19:41:05,849 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-17 19:41:05,849 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-17 19:41:05,849 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-17 19:41:06,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-17 19:41:06,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-17 19:41:06,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-17 19:41:06,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-17 19:41:06,057 INFO L274 PluginConnector]: CDTParser initialized [2024-09-17 19:41:06,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-09-17 19:41:07,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-17 19:41:07,413 INFO L384 CDTParser]: Found 1 translation units. [2024-09-17 19:41:07,414 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c [2024-09-17 19:41:07,421 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5659afc5f/2ce6c79f3ca943f597d1bf9c6602a965/FLAG03c886194 [2024-09-17 19:41:07,823 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5659afc5f/2ce6c79f3ca943f597d1bf9c6602a965 [2024-09-17 19:41:07,825 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-17 19:41:07,825 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-17 19:41:07,826 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/lcm2_unwindbound10.yml/witness-2.1.yml [2024-09-17 19:41:07,867 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-17 19:41:07,869 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-17 19:41:07,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-17 19:41:07,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-17 19:41:07,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-17 19:41:07,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:41:07" (1/2) ... [2024-09-17 19:41:07,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea9e1ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:07, skipping insertion in model container [2024-09-17 19:41:07,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:41:07" (1/2) ... [2024-09-17 19:41:07,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c463879 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:41:07, skipping insertion in model container [2024-09-17 19:41:07,880 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:41:07" (2/2) ... [2024-09-17 19:41:07,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea9e1ab and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:07, skipping insertion in model container [2024-09-17 19:41:07,881 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:41:07" (2/2) ... [2024-09-17 19:41:07,886 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-17 19:41:07,887 INFO L1541 ArrayList]: Loop invariant at [L36-L49] (((((b * a) % 2147483648) * 2) == ((y * v) + (x * u))) && (\old(counter) == 0)) [2024-09-17 19:41:07,887 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-17 19:41:07,887 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-17 19:41:07,887 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-17 19:41:07,902 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-17 19:41:08,050 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/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] [2024-09-17 19:41:08,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:41:08,071 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-17 19:41:08,098 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/lcm2_unwindbound10.c[537,550] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-17 19:41:08,104 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-17 19:41:08,117 INFO L204 MainTranslator]: Completed translation [2024-09-17 19:41:08,117 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08 WrapperNode [2024-09-17 19:41:08,117 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-17 19:41:08,118 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-17 19:41:08,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-17 19:41:08,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-17 19:41:08,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,141 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,154 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-17 19:41:08,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,160 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,166 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-17 19:41:08,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-17 19:41:08,172 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-17 19:41:08,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-17 19:41:08,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (1/1) ... [2024-09-17 19:41:08,179 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-17 19:41:08,186 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-17 19:41:08,200 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) [2024-09-17 19:41:08,202 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 [2024-09-17 19:41:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-17 19:41:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-17 19:41:08,237 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-17 19:41:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-17 19:41:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-17 19:41:08,238 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-17 19:41:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-17 19:41:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-17 19:41:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-17 19:41:08,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-17 19:41:08,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-17 19:41:08,240 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-17 19:41:08,289 INFO L242 CfgBuilder]: Building ICFG [2024-09-17 19:41:08,291 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-17 19:41:08,307 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:41:08,327 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:41:08,457 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-17 19:41:08,471 INFO L291 CfgBuilder]: Performing block encoding [2024-09-17 19:41:08,503 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-17 19:41:08,503 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-17 19:41:08,504 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:41:08 BoogieIcfgContainer [2024-09-17 19:41:08,504 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-17 19:41:08,504 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-17 19:41:08,504 INFO L270 PluginConnector]: Initializing Referee... [2024-09-17 19:41:08,505 INFO L274 PluginConnector]: Referee initialized [2024-09-17 19:41:08,505 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 17.09 07:41:07" (1/4) ... [2024-09-17 19:41:08,505 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c73491a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 17.09 07:41:08, skipping insertion in model container [2024-09-17 19:41:08,505 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 17.09 07:41:07" (2/4) ... [2024-09-17 19:41:08,506 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c73491a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:41:08, skipping insertion in model container [2024-09-17 19:41:08,506 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 17.09 07:41:08" (3/4) ... [2024-09-17 19:41:08,506 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c73491a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 17.09 07:41:08, skipping insertion in model container [2024-09-17 19:41:08,506 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:41:08" (4/4) ... [2024-09-17 19:41:08,507 INFO L79 RefereeObserver]: Analyzing ICFG lcm2_unwindbound10.c [2024-09-17 19:41:08,512 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-17 19:41:08,513 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:41:08,513 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:41:08,513 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-17 19:41:08,513 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-17 19:41:08,514 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:41:08,514 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr7ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-09-17 19:41:08,514 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-17 19:41:08,515 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-17 19:41:08,515 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:41:08,515 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-17 19:41:08,515 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-17 19:41:08,515 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-17 19:41:08,515 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L42-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-17 19:41:08,516 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 8 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location [2024-09-17 19:41:08,560 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-17 19:41:08,560 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,561 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,561 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,562 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,563 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,571 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-17 19:41:08,571 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,572 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,572 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,572 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,574 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,592 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:41:08,609 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:41:08,609 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,609 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,609 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,609 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,609 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,616 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:41:08,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,616 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,616 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,616 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,617 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,619 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,638 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-17 19:41:08,638 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,638 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,638 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,654 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-17 19:41:08,655 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,655 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,655 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,655 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,655 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,661 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,680 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-17 19:41:08,680 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,680 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,680 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,680 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,681 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-17 19:41:08,681 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,682 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,682 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,682 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,686 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,696 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:41:08,696 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,696 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,696 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,696 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,696 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,697 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:41:08,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,697 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,698 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,698 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,698 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,700 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,711 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-17 19:41:08,711 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,711 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,712 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,712 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,712 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,727 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-09-17 19:41:08,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,728 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,728 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,728 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,729 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,730 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr7ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:41:08,739 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-17 19:41:08,739 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,739 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,739 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,739 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,739 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,752 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-17 19:41:08,753 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,753 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,754 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,754 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,756 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,759 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,769 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:41:08,770 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,770 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,771 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,771 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,771 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:41:08,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,771 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,772 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,772 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,772 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,774 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,790 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-17 19:41:08,791 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,791 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,791 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,791 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,795 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-17 19:41:08,795 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,795 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,795 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,796 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,796 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,806 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-17 19:41:08,815 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-17 19:41:08,815 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,816 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,816 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,816 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,816 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,817 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-17 19:41:08,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,817 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,817 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,818 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,818 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,820 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-17 19:41:08,835 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-17 19:41:08,836 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,836 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,836 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,836 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,836 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,851 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-17 19:41:08,851 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,851 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,851 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,851 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,851 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,855 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-17 19:41:08,866 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-17 19:41:08,866 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,866 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,866 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,867 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,867 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,869 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-17 19:41:08,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,870 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,870 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,870 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,871 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:08,873 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:41:08,880 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-17 19:41:08,881 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-17 19:41:08,881 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-17 19:41:08,881 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-17 19:41:08,881 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-17 19:41:08,882 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,900 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-17 19:41:08,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-17 19:41:08,901 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-17 19:41:08,901 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-17 19:41:08,901 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-17 19:41:08,904 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-17 19:41:10,085 INFO L520 InvariantChecker]: The annotation(s) from loop head L42-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-17 19:41:10,089 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-17 19:41:10,090 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4c73491a and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 17.09 07:41:10, skipping insertion in model container [2024-09-17 19:41:10,090 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-17 19:41:10,091 INFO L158 Benchmark]: Toolchain (without parser) took 2222.05ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 57.6MB in the beginning and 121.8MB in the end (delta: -64.2MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2024-09-17 19:41:10,091 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 130.0MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:41:10,092 INFO L158 Benchmark]: Witness Parser took 1.36ms. Allocated memory is still 130.0MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-17 19:41:10,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.21ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 57.3MB in the beginning and 139.0MB in the end (delta: -81.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2024-09-17 19:41:10,092 INFO L158 Benchmark]: Boogie Preprocessor took 53.43ms. Allocated memory is still 174.1MB. Free memory was 139.0MB in the beginning and 136.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-17 19:41:10,093 INFO L158 Benchmark]: RCFGBuilder took 331.47ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 120.9MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-17 19:41:10,093 INFO L158 Benchmark]: Referee took 1585.79ms. Allocated memory is still 174.1MB. Free memory was 120.9MB in the beginning and 121.8MB in the end (delta: -886.5kB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-09-17 19:41:10,095 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 procedure precondition always holds at line 25. Annotation is valid for all loop-free paths from loop head at line 36 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. 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 loop head at line 36 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 26. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 25. 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 entry of procedure main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 130.0MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.36ms. Allocated memory is still 130.0MB. Free memory is still 59.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.21ms. Allocated memory was 130.0MB in the beginning and 174.1MB in the end (delta: 44.0MB). Free memory was 57.3MB in the beginning and 139.0MB in the end (delta: -81.8MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.43ms. Allocated memory is still 174.1MB. Free memory was 139.0MB in the beginning and 136.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 331.47ms. Allocated memory is still 174.1MB. Free memory was 136.9MB in the beginning and 120.9MB in the end (delta: 16.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 1585.79ms. Allocated memory is still 174.1MB. Free memory was 120.9MB in the beginning and 121.8MB in the end (delta: -886.5kB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-17 19:41:10,110 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