./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound100.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound100.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:05:56,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:05:56,256 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:05:56,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:05:56,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:05:56,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:05:56,287 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:05:56,287 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:05:56,287 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:05:56,287 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:05:56,288 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:05:56,288 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:05:56,288 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:05:56,289 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:05:56,289 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:05:56,290 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:05:56,291 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:05:56,294 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:05:56,294 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:05:56,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:05:56,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:05:56,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:05:56,295 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:05:56,295 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:05:56,295 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:05:56,295 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:05:56,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:05:56,295 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:05:56,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:05:56,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:05:56,296 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:05:56,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:05:56,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:05:56,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:05:56,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:05:56,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:05:56,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:05:56,297 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:05:56,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:05:56,298 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:05:56,298 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:05:56,299 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:05:56,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:05:56,299 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:05:56,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:05:56,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:05:56,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:05:56,501 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:05:56,502 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:05:56,503 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound100.yml/witness-2.1.yml [2024-09-13 05:05:56,568 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:05:56,569 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:05:56,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-13 05:05:57,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:05:57,859 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:05:57,859 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-13 05:05:57,866 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3ce933368/3c3ba676b6394d10b4a0aeee6bb68b05/FLAG29398c824 [2024-09-13 05:05:58,277 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3ce933368/3c3ba676b6394d10b4a0aeee6bb68b05 [2024-09-13 05:05:58,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:05:58,279 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:05:58,280 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:05:58,280 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:05:58,285 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:05:58,285 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:05:56" (1/2) ... [2024-09-13 05:05:58,286 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbcae69 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:58, skipping insertion in model container [2024-09-13 05:05:58,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:05:56" (1/2) ... [2024-09-13 05:05:58,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@42f70de1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:05:58, skipping insertion in model container [2024-09-13 05:05:58,289 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:05:58" (2/2) ... [2024-09-13 05:05:58,289 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dbcae69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58, skipping insertion in model container [2024-09-13 05:05:58,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:05:58" (2/2) ... [2024-09-13 05:05:58,295 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:05:58,295 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((__int128) q * y) + r) == x) && (1 <= r)) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (1 <= y)) [2024-09-13 05:05:58,295 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((__int128) q * y) + r) == x) && (((((__int128) q * y) + r) + ((__int128) a * y)) == (b + x))) && (1 <= y)) [2024-09-13 05:05:58,295 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 05:05:58,295 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-13 05:05:58,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:05:58,424 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c[576,589] [2024-09-13 05:05:58,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:05:58,446 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:05:58,485 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c[576,589] Start Parsing Local Start Parsing Local [2024-09-13 05:05:58,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:05:58,505 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:05:58,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58 WrapperNode [2024-09-13 05:05:58,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:05:58,506 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:05:58,506 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:05:58,506 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:05:58,516 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,516 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,524 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,539 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 [2024-09-13 05:05:58,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,542 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,546 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,551 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,552 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:05:58,553 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:05:58,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:05:58,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:05:58,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (1/1) ... [2024-09-13 05:05:58,563 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:05:58,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:05:58,583 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-13 05:05:58,584 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-13 05:05:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:05:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:05:58,620 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:05:58,621 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:05:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:05:58,622 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:05:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:05:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:05:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:05:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:05:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 05:05:58,622 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:05:58,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:05:58,678 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:05:58,679 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:05:58,816 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:05:58,826 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:05:58,852 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:05:58,853 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:05:58,853 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:05:58 BoogieIcfgContainer [2024-09-13 05:05:58,853 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:05:58,853 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:05:58,854 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:05:58,854 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:05:58,854 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:05:56" (1/4) ... [2024-09-13 05:05:58,854 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f195b9b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:05:58, skipping insertion in model container [2024-09-13 05:05:58,855 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:05:58" (2/4) ... [2024-09-13 05:05:58,855 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f195b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:05:58, skipping insertion in model container [2024-09-13 05:05:58,855 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:05:58" (3/4) ... [2024-09-13 05:05:58,855 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f195b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:05:58, skipping insertion in model container [2024-09-13 05:05:58,855 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:05:58" (4/4) ... [2024-09-13 05:05:58,856 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound100.c [2024-09-13 05:05:58,858 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:05:58,859 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:05:58,859 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:05:58,859 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:05:58,859 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:05:58,860 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:05:58,860 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:05:58,860 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 05:05:58,860 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-13 05:05:58,860 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:05:58,861 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-13 05:05:58,861 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:05:58,861 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:05:58,861 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:05:58,861 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:05:58,861 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-13 05:05:58,897 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:05:58,898 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:58,898 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:58,899 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:58,899 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:58,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:58,909 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:05:58,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:58,910 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:58,911 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:58,911 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:58,913 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:58,928 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:05:58,944 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 05:05:58,944 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:58,944 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:58,944 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:58,944 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:58,945 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:58,956 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 05:05:58,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:58,956 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:58,956 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:58,957 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:58,957 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:58,962 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:58,973 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:05:58,973 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:58,974 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:58,974 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:58,974 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:58,974 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:58,978 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:05:58,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:58,978 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:58,978 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:58,978 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:58,978 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:58,980 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:58,991 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:05:58,991 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:58,991 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:58,991 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:58,991 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:58,991 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,005 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:05:59,005 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,005 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,005 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,005 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,005 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,010 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:59,018 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:05:59,018 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,018 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,018 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,018 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,018 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,021 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:05:59,021 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,021 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,022 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,022 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,022 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,023 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:59,031 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:05:59,033 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,033 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,033 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,033 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,033 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,035 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:05:59,036 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,037 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,037 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,037 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,037 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,039 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:59,050 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 05:05:59,050 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,050 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,051 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,051 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,051 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,063 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 05:05:59,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,063 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,063 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,063 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,063 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,070 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:59,081 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:05:59,081 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,082 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,082 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,082 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,083 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,090 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:05:59,091 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,091 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,091 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,092 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,092 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,094 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:59,104 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:05:59,104 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,104 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,105 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,105 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,105 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,112 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:05:59,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,113 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,113 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,113 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,113 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,115 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:59,122 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-13 05:05:59,122 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,123 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,123 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,123 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,123 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,134 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-13 05:05:59,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,135 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,135 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,135 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,137 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,142 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:05:59,152 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:05:59,152 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,152 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,152 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,152 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,152 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,154 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:05:59,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,155 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,155 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,156 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,158 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:59,167 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:05:59,167 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,167 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,167 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,167 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,175 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:05:59,177 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,178 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,178 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,178 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,178 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,180 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:05:59,187 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:05:59,187 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,188 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,188 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,188 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,188 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,191 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:05:59,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,191 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,191 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,192 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,193 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,194 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:05:59,200 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:05:59,200 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:05:59,200 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:05:59,201 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:05:59,201 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:05:59,201 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,202 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:05:59,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:05:59,202 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:05:59,202 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:05:59,202 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:05:59,203 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:05:59,203 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:05:59,206 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 05:05:59,207 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@3f195b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:05:59, skipping insertion in model container [2024-09-13 05:05:59,207 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:05:59,208 INFO L158 Benchmark]: Toolchain (without parser) took 928.57ms. Allocated memory is still 167.8MB. Free memory was 97.3MB in the beginning and 57.7MB in the end (delta: 39.6MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2024-09-13 05:05:59,208 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:05:59,209 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 167.8MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:05:59,210 INFO L158 Benchmark]: CACSL2BoogieTranslator took 225.97ms. Allocated memory is still 167.8MB. Free memory was 97.1MB in the beginning and 139.1MB in the end (delta: -42.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-09-13 05:05:59,211 INFO L158 Benchmark]: Boogie Preprocessor took 46.06ms. Allocated memory is still 167.8MB. Free memory was 139.1MB in the beginning and 136.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:05:59,212 INFO L158 Benchmark]: RCFGBuilder took 300.51ms. Allocated memory is still 167.8MB. Free memory was 136.9MB in the beginning and 122.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 05:05:59,212 INFO L158 Benchmark]: Referee took 353.27ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 57.7MB in the end (delta: 64.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-09-13 05:05:59,214 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 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 48. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 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 55. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. 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 16. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 38. 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 assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 125.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.23ms. Allocated memory is still 167.8MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 225.97ms. Allocated memory is still 167.8MB. Free memory was 97.1MB in the beginning and 139.1MB in the end (delta: -42.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.06ms. Allocated memory is still 167.8MB. Free memory was 139.1MB 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 300.51ms. Allocated memory is still 167.8MB. Free memory was 136.9MB in the beginning and 122.3MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 353.27ms. Allocated memory is still 167.8MB. Free memory was 122.3MB in the beginning and 57.7MB in the end (delta: 64.6MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:05:59,234 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