./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench/cohendiv-ll.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f1d7dc9d 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/cohendiv-ll.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll.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-f1d7dc9-m [2024-09-20 13:26:42,980 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:26:43,037 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:26:43,041 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:26:43,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:26:43,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:26:43,068 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:26:43,068 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:26:43,069 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:26:43,070 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:26:43,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:26:43,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:26:43,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:26:43,071 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:26:43,074 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:26:43,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:26:43,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:26:43,074 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:26:43,075 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:26:43,075 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:26:43,075 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:26:43,075 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:26:43,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:26:43,076 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:26:43,076 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:26:43,076 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:26:43,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:26:43,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:26:43,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:26:43,077 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:26:43,077 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:26:43,077 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:26:43,077 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:26:43,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:43,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:26:43,078 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:26:43,078 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:26:43,078 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:26:43,078 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:26:43,078 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:26:43,080 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:26:43,080 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:26:43,080 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:26:43,080 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:26:43,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:26:43,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:26:43,317 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:26:43,318 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:26:43,319 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:26:43,320 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/cohendiv-ll.c [2024-09-20 13:26:44,739 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:26:44,916 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:26:44,918 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/cohendiv-ll.c [2024-09-20 13:26:44,926 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/c570b7f82/5497d269c6d94ef28ed8ef2ed1acf840/FLAGaad935e30 [2024-09-20 13:26:44,940 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/c570b7f82/5497d269c6d94ef28ed8ef2ed1acf840 [2024-09-20 13:26:44,942 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:26:44,943 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:26:44,944 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll.yml/witness-2.1.yml [2024-09-20 13:26:44,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:26:44,994 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:26:44,996 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:44,996 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:26:45,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:26:45,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:44" (1/2) ... [2024-09-20 13:26:45,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc63edf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:45, skipping insertion in model container [2024-09-20 13:26:45,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:26:44" (1/2) ... [2024-09-20 13:26:45,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@631c5cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:26:45, skipping insertion in model container [2024-09-20 13:26:45,008 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 01:26:44" (2/2) ... [2024-09-20 13:26:45,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc63edf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45, skipping insertion in model container [2024-09-20 13:26:45,008 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 01:26:44" (2/2) ... [2024-09-20 13:26:45,015 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:26:45,016 INFO L1541 ArrayList]: Loop invariant at [L45-L57] ((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-20 13:26:45,017 INFO L1541 ArrayList]: Loop invariant at [L36-L60] (((((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-09-20 13:26:45,017 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-20 13:26:45,017 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:26:45,034 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:26:45,151 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/cohendiv-ll.c[576,589] [2024-09-20 13:26:45,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:45,182 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:26:45,236 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/cohendiv-ll.c[576,589] Start Parsing Local Start Parsing Local [2024-09-20 13:26:45,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:26:45,271 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:26:45,271 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45 WrapperNode [2024-09-20 13:26:45,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:26:45,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:26:45,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:26:45,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:26:45,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,291 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,300 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 [2024-09-20 13:26:45,300 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,300 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,307 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,308 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:26:45,311 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:26:45,312 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:26:45,312 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:26:45,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (1/1) ... [2024-09-20 13:26:45,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:26:45,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:26:45,355 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 13:26:45,357 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 13:26:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:26:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:26:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:26:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:26:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:26:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:26:45,393 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:26:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:26:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:26:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:26:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:26:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:26:45,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:26:45,445 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:26:45,446 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:26:45,571 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:26:45,582 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:26:45,606 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:26:45,608 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 13:26:45,609 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:45 BoogieIcfgContainer [2024-09-20 13:26:45,612 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:26:45,613 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:26:45,613 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:26:45,613 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:26:45,613 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:26:44" (1/4) ... [2024-09-20 13:26:45,614 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e3235f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:26:45, skipping insertion in model container [2024-09-20 13:26:45,614 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 01:26:44" (2/4) ... [2024-09-20 13:26:45,614 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e3235f0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:45, skipping insertion in model container [2024-09-20 13:26:45,614 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:26:45" (3/4) ... [2024-09-20 13:26:45,614 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e3235f0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:26:45, skipping insertion in model container [2024-09-20 13:26:45,614 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:26:45" (4/4) ... [2024-09-20 13:26:45,616 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll.c [2024-09-20 13:26:45,622 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:45,627 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:26:45,628 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:26:45,628 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-20 13:26:45,628 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L45-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-20 13:26:45,628 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 13:26:45,629 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 13:26:45,629 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location [2024-09-20 13:26:45,673 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:26:45,674 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,675 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,675 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,676 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,677 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,684 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:26:45,686 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,686 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,686 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,687 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,690 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,706 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:45,723 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 13:26:45,724 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,724 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,724 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,724 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,736 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 13:26:45,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,737 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,737 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,737 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,738 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,739 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,752 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:26:45,753 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,753 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,753 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,753 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,753 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,758 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:26:45,758 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,758 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,759 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,759 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,759 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,765 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,789 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 13:26:45,789 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,792 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,792 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,792 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,792 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,805 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 13:26:45,807 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,807 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,808 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,808 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,808 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,814 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,830 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:26:45,830 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,831 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,831 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,831 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,831 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,839 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:26:45,843 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,843 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,844 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,844 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,844 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,849 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:45,870 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 13:26:45,871 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,871 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,871 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,871 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,886 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-20 13:26:45,886 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,887 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,887 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,887 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,889 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,893 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:45,905 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:26:45,906 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,906 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,906 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,907 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,907 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,911 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:26:45,911 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,911 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,912 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,912 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,912 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,914 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,922 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:45,923 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,924 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,925 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,925 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,925 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,927 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:45,928 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,928 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,928 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,928 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,930 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,938 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:45,938 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,939 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,939 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,939 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,939 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,941 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:45,941 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,941 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,942 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,942 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,942 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,943 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,950 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:26:45,951 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,951 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,951 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,951 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,951 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,956 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:26:45,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,956 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,957 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,957 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,957 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,959 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:26:45,966 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-20 13:26:45,966 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,966 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,966 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,967 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,967 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,973 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-20 13:26:45,973 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:45,973 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:45,974 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:45,974 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:45,974 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:45,976 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:45,992 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-20 13:26:45,996 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:45,996 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:45,996 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:45,996 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:45,997 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:46,020 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-20 13:26:46,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:46,020 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:46,020 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:46,020 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:46,020 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:46,026 INFO L520 InvariantChecker]: The annotation(s) from loop head L45-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:26:46,041 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:26:46,041 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:46,041 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:46,041 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:46,041 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:46,042 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:46,043 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:26:46,047 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:46,047 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:46,048 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:46,048 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:46,048 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:46,053 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:26:46,061 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:26:46,062 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:26:46,062 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:26:46,062 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:26:46,063 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:26:46,063 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:46,064 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:26:46,064 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:26:46,064 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:26:46,064 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:26:46,064 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:26:46,065 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:26:46,066 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:26:46,069 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 13:26:46,070 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1e3235f0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:26:46, skipping insertion in model container [2024-09-20 13:26:46,070 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:26:46,072 INFO L158 Benchmark]: Toolchain (without parser) took 1077.02ms. Allocated memory is still 197.1MB. Free memory was 127.6MB in the beginning and 97.1MB in the end (delta: 30.5MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2024-09-20 13:26:46,072 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:46,072 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 197.1MB. Free memory is still 129.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:26:46,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 275.83ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 113.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:26:46,074 INFO L158 Benchmark]: Boogie Preprocessor took 37.16ms. Allocated memory is still 197.1MB. Free memory was 113.7MB in the beginning and 111.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:26:46,074 INFO L158 Benchmark]: RCFGBuilder took 300.74ms. Allocated memory is still 197.1MB. Free memory was 111.5MB in the beginning and 157.9MB in the end (delta: -46.4MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-09-20 13:26:46,075 INFO L158 Benchmark]: Referee took 457.58ms. Allocated memory is still 197.1MB. Free memory was 157.9MB in the beginning and 97.1MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2024-09-20 13:26:46,077 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 45 to check that procedure precondition always holds at line 53. Annotation is valid for all loop-free paths from loop head at line 45 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 45 to loop head at line 45. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 45. Annotation is valid for all loop-free paths from loop head at line 45 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 45 to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 45 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. 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. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.15ms. Allocated memory is still 197.1MB. Free memory is still 129.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 275.83ms. Allocated memory is still 197.1MB. Free memory was 127.4MB in the beginning and 113.7MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.16ms. Allocated memory is still 197.1MB. Free memory was 113.7MB in the beginning and 111.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 300.74ms. Allocated memory is still 197.1MB. Free memory was 111.5MB in the beginning and 157.9MB in the end (delta: -46.4MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Referee took 457.58ms. Allocated memory is still 197.1MB. Free memory was 157.9MB in the beginning and 97.1MB in the end (delta: 60.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 13:26:46,111 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