./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/apache-escape-absolute.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ca4ee3dd 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-invgen/apache-escape-absolute.i ../results/automizer-verification-files/SV-COMP24_unreach-call/apache-escape-absolute.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-ca4ee3d-m [2024-09-20 20:08:47,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 20:08:47,863 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 20:08:47,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 20:08:47,869 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 20:08:47,890 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 20:08:47,891 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 20:08:47,891 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 20:08:47,892 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 20:08:47,892 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 20:08:47,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 20:08:47,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 20:08:47,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 20:08:47,893 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 20:08:47,893 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 20:08:47,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 20:08:47,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 20:08:47,897 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 20:08:47,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 20:08:47,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 20:08:47,898 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 20:08:47,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 20:08:47,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 20:08:47,899 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 20:08:47,899 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 20:08:47,900 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 20:08:47,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 20:08:47,900 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 20:08:47,900 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 20:08:47,901 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 20:08:47,901 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 20:08:47,901 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 20:08:47,901 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 20:08:47,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:08:47,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 20:08:47,902 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 20:08:47,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 20:08:47,903 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 20:08:47,903 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 20:08:47,903 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 20:08:47,904 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 20:08:47,904 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 20:08:47,904 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 20:08:47,904 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 20:08:48,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 20:08:48,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 20:08:48,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 20:08:48,119 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 20:08:48,119 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 20:08:48,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/apache-escape-absolute.yml/witness-2.1.yml [2024-09-20 20:08:48,177 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 20:08:48,179 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 20:08:48,181 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/apache-escape-absolute.i [2024-09-20 20:08:49,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 20:08:49,545 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 20:08:49,546 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i [2024-09-20 20:08:49,551 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e25e8a021/12403263f4114e6dadca197152362207/FLAGbf94d3e46 [2024-09-20 20:08:49,966 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e25e8a021/12403263f4114e6dadca197152362207 [2024-09-20 20:08:49,967 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 20:08:49,969 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 20:08:49,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 20:08:49,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 20:08:49,975 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 20:08:49,975 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:08:48" (1/2) ... [2024-09-20 20:08:49,976 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb91015 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:08:49, skipping insertion in model container [2024-09-20 20:08:49,976 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:08:48" (1/2) ... [2024-09-20 20:08:49,977 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a35e825 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 08:08:49, skipping insertion in model container [2024-09-20 20:08:49,978 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:08:49" (2/2) ... [2024-09-20 20:08:49,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb91015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:49, skipping insertion in model container [2024-09-20 20:08:49,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 08:08:49" (2/2) ... [2024-09-20 20:08:49,990 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 20:08:49,992 INFO L1541 ArrayList]: Loop invariant at [L65-L77] ((((((long long) cp + 1) <= urilen) && (c == 0)) && (1 <= cp)) || (((1 <= c) && (((long long) cp + 1) <= urilen)) && (1 <= cp))) [2024-09-20 20:08:49,994 INFO L1541 ArrayList]: Loop invariant at [L47-L52] ((((long long) cp + 1) <= urilen) && (1 <= cp)) [2024-09-20 20:08:49,995 INFO L1541 ArrayList]: Function contract at [L17]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-20 20:08:50,013 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 20:08:50,181 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i[893,906] [2024-09-20 20:08:50,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:08:50,216 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-20 20:08:50,246 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/apache-escape-absolute.i[893,906] Start Parsing Local Start Parsing Local [2024-09-20 20:08:50,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 20:08:50,269 INFO L204 MainTranslator]: Completed translation [2024-09-20 20:08:50,270 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50 WrapperNode [2024-09-20 20:08:50,270 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 20:08:50,271 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 20:08:50,271 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 20:08:50,271 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 20:08:50,282 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,287 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,299 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 [2024-09-20 20:08:50,301 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,301 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,308 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 20:08:50,314 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 20:08:50,314 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 20:08:50,314 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 20:08:50,315 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (1/1) ... [2024-09-20 20:08:50,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 20:08:50,331 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 20:08:50,343 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) [2024-09-20 20:08:50,345 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 [2024-09-20 20:08:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 20:08:50,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 20:08:50,381 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 20:08:50,381 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 20:08:50,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 20:08:50,382 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 20:08:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 20:08:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 20:08:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-20 20:08:50,382 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-20 20:08:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 20:08:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 20:08:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 20:08:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 20:08:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 20:08:50,383 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 20:08:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 20:08:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 20:08:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 20:08:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 20:08:50,384 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 20:08:50,385 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 20:08:50,446 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 20:08:50,448 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 20:08:50,645 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 20:08:50,665 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 20:08:50,688 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 20:08:50,690 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 20:08:50,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:08:50 BoogieIcfgContainer [2024-09-20 20:08:50,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 20:08:50,691 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 20:08:50,692 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 20:08:50,692 INFO L274 PluginConnector]: Referee initialized [2024-09-20 20:08:50,692 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 08:08:48" (1/4) ... [2024-09-20 20:08:50,693 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@16e6bc7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 08:08:50, skipping insertion in model container [2024-09-20 20:08:50,693 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 08:08:49" (2/4) ... [2024-09-20 20:08:50,694 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@16e6bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:08:50, skipping insertion in model container [2024-09-20 20:08:50,694 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 08:08:50" (3/4) ... [2024-09-20 20:08:50,694 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@16e6bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 08:08:50, skipping insertion in model container [2024-09-20 20:08:50,695 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 08:08:50" (4/4) ... [2024-09-20 20:08:50,695 INFO L79 RefereeObserver]: Analyzing ICFG apache-escape-absolute.i [2024-09-20 20:08:50,699 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 20:08:50,699 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:08:50,699 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to ERROR_LOC mainErr19REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:08:50,699 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:08:50,699 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to ERROR_LOC mainErr18REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to ERROR_LOC mainErr17REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 15 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to ERROR_LOC mainErr14REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 20:08:50,700 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to ERROR_LOC mainErr16REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to ERROR_LOC mainErr15REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr12REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-20 20:08:50,701 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 20:08:50,702 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-20 20:08:50,702 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 20:08:50,702 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-20 20:08:50,702 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr13ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 15 edges. [2024-09-20 20:08:50,702 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L65-2 to LOOP_INVARIANT_ERROR_LOC mainErr13ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-20 20:08:50,703 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 14 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 6 loop-free subgraphs from procedure entry to error location [2024-09-20 20:08:50,747 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:08:50,749 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,749 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,751 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,752 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,753 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,762 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:08:50,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,763 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,763 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,763 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,763 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,773 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:50,797 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-20 20:08:50,797 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,798 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,798 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,798 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,798 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,816 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-20 20:08:50,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,817 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,818 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,818 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,818 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,822 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to error location mainErr19REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:50,839 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-20 20:08:50,839 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,839 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,840 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,840 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,840 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,857 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-20 20:08:50,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,857 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,858 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,858 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,858 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,863 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:50,874 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 20:08:50,874 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,874 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,874 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,874 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,874 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,883 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 20:08:50,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,883 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,883 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,884 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,884 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,885 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to error location mainErr18REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:50,898 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 20:08:50,899 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,899 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,899 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,899 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,899 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,911 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 20:08:50,911 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,911 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,911 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,911 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,911 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,914 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to error location mainErr17REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:50,928 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 15 edges [2024-09-20 20:08:50,928 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,929 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,929 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,929 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,929 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,954 INFO L101 BaseMinimizeStates]: Removed 28 edges and 14 locations by large block encoding [2024-09-20 20:08:50,954 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,955 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,955 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,956 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,956 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,958 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:08:50,970 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 20:08:50,971 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,971 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,972 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,972 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,973 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,976 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 20:08:50,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,976 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:50,976 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:50,977 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:50,977 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:50,978 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:08:50,987 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-20 20:08:50,988 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:50,988 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:50,988 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:50,988 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:50,988 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:50,999 INFO L101 BaseMinimizeStates]: Removed 22 edges and 6 locations by large block encoding [2024-09-20 20:08:50,999 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,000 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,000 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,000 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,004 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,007 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,017 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-20 20:08:51,017 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,017 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,017 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,017 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,018 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,022 INFO L101 BaseMinimizeStates]: Removed 14 edges and 4 locations by large block encoding [2024-09-20 20:08:51,023 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,023 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,023 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,023 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,025 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,027 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,044 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:08:51,045 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,045 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,046 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,046 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,046 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,047 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:08:51,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,048 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,048 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,048 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,048 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,051 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to error location mainErr14REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,060 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 13 edges [2024-09-20 20:08:51,061 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,061 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,061 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,061 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,061 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,071 INFO L101 BaseMinimizeStates]: Removed 24 edges and 12 locations by large block encoding [2024-09-20 20:08:51,071 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,072 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,072 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,072 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,072 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,074 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,080 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 6 edges [2024-09-20 20:08:51,080 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,080 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,080 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,080 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,080 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,083 INFO L101 BaseMinimizeStates]: Removed 10 edges and 3 locations by large block encoding [2024-09-20 20:08:51,083 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,084 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,084 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,084 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,085 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,086 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,092 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 20:08:51,092 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,092 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,093 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,093 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,093 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,097 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 20:08:51,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,097 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,098 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,098 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,098 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,099 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to error location mainErr16REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,105 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 20:08:51,105 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,105 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,105 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,105 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,105 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,110 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 20:08:51,110 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,110 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,111 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,111 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,111 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,112 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,118 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 20:08:51,118 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,118 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,118 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,118 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,118 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,124 INFO L101 BaseMinimizeStates]: Removed 26 edges and 7 locations by large block encoding [2024-09-20 20:08:51,124 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,124 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,124 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,125 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,126 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,127 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,134 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 20:08:51,134 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,134 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,134 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,134 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,136 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 20:08:51,136 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,136 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,137 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,137 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,137 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,138 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,145 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 20:08:51,145 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,146 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,147 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,147 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,149 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 20:08:51,149 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,150 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,150 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,150 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,150 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,151 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to error location mainErr15REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,158 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-20 20:08:51,158 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,158 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,159 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,159 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,159 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,174 INFO L101 BaseMinimizeStates]: Removed 42 edges and 11 locations by large block encoding [2024-09-20 20:08:51,175 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,175 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,175 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,175 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,177 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,179 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr12REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,185 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 20:08:51,185 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,185 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,186 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,186 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,187 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 20:08:51,187 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,187 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,187 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,187 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,188 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,189 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 20:08:51,195 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-20 20:08:51,195 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,195 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,196 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,196 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,196 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,208 INFO L101 BaseMinimizeStates]: Removed 38 edges and 10 locations by large block encoding [2024-09-20 20:08:51,208 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,208 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,208 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,210 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,212 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,218 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 20:08:51,218 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,218 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,218 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,218 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,218 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,218 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 20:08:51,218 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,219 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,219 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,219 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,219 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,220 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 20:08:51,226 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 14 edges [2024-09-20 20:08:51,226 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,226 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,226 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,226 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,227 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,238 INFO L101 BaseMinimizeStates]: Removed 26 edges and 13 locations by large block encoding [2024-09-20 20:08:51,239 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,239 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,239 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,239 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,239 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,241 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 20:08:51,259 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-20 20:08:51,259 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,259 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,259 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,259 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,260 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,278 INFO L101 BaseMinimizeStates]: Removed 46 edges and 12 locations by large block encoding [2024-09-20 20:08:51,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,279 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,279 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,279 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,283 INFO L520 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr13ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:08:51,291 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-20 20:08:51,292 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 20:08:51,292 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 20:08:51,292 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 20:08:51,292 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 20:08:51,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,305 INFO L101 BaseMinimizeStates]: Removed 25 edges and 11 locations by large block encoding [2024-09-20 20:08:51,306 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 20:08:51,306 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 20:08:51,306 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 20:08:51,306 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 20:08:51,309 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 20:08:51,311 INFO L520 InvariantChecker]: The annotation(s) from loop head L65-2 to loop head mainErr13ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 20:08:51,315 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 20:08:51,316 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@16e6bc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 08:08:51, skipping insertion in model container [2024-09-20 20:08:51,316 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 20:08:51,317 INFO L158 Benchmark]: Toolchain (without parser) took 1348.03ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 95.4MB in the beginning and 166.7MB in the end (delta: -71.3MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-09-20 20:08:51,318 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 122.7MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:08:51,319 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 20:08:51,319 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.76ms. Allocated memory is still 167.8MB. Free memory was 95.3MB in the beginning and 131.2MB in the end (delta: -35.9MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2024-09-20 20:08:51,319 INFO L158 Benchmark]: Boogie Preprocessor took 43.16ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 129.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 20:08:51,320 INFO L158 Benchmark]: RCFGBuilder took 376.57ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 110.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-20 20:08:51,320 INFO L158 Benchmark]: Referee took 624.61ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 110.9MB in the beginning and 166.7MB in the end (delta: -55.8MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2024-09-20 20:08:51,323 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 loop head at line 65 to check that procedure precondition always holds at line 72. Annotation is valid for all loop-free paths from loop head at line 65 to check that procedure precondition always holds at line 71. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 63. Annotation is valid for all loop-free paths from loop head at line 65 to loop head at line 65. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 53. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 45. Annotation is valid for all loop-free paths from loop head at line 65 to check that procedure precondition always holds at line 71. Annotation is valid for all loop-free paths from loop head at line 65 to check that procedure precondition always holds at line 67. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 45. Annotation is valid for all loop-free paths from loop head at line 65 to check that procedure precondition always holds at line 67. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 65. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 42. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 47. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 63. Annotation is valid for all loop-free paths from loop head at line 65 to check that procedure precondition always holds at line 73. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. 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 47 to check that procedure precondition always holds at line 56. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. 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 19. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 56. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 42. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 167.8MB. Free memory was 122.9MB in the beginning and 122.7MB in the end (delta: 153.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.13ms. Allocated memory is still 167.8MB. Free memory is still 140.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.76ms. Allocated memory is still 167.8MB. Free memory was 95.3MB in the beginning and 131.2MB in the end (delta: -35.9MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.16ms. Allocated memory is still 167.8MB. Free memory was 131.2MB in the beginning and 129.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 376.57ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 110.9MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 624.61ms. Allocated memory was 167.8MB in the beginning and 216.0MB in the end (delta: 48.2MB). Free memory was 110.9MB in the beginning and 166.7MB in the end (delta: -55.8MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 20:08:51,348 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE