./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound2.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-scaling/egcd-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound2.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 13:27:14,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:14,250 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:27:14,258 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:14,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:14,289 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:14,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:14,291 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:14,292 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:14,295 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:14,296 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:14,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:14,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:14,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:14,297 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:14,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:14,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:14,298 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:14,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:27:14,300 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:14,300 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:14,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:14,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:14,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:14,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:14,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:14,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:14,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:14,302 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:14,303 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:14,303 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:14,303 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:14,303 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:14,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:14,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:14,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:14,305 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:14,305 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:27:14,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:27:14,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:14,306 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:14,306 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:14,306 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:14,307 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:14,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:14,588 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:14,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:14,592 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:14,592 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:14,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c [2024-09-20 13:27:16,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:16,239 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:16,242 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c [2024-09-20 13:27:16,253 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0f401ee04/ff11f40b1eed412f83c0531f702b7d6a/FLAG55e5d6b67 [2024-09-20 13:27:16,268 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0f401ee04/ff11f40b1eed412f83c0531f702b7d6a [2024-09-20 13:27:16,272 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:16,273 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:16,274 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound2.yml/witness-2.1.yml [2024-09-20 13:27:16,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:16,325 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:16,326 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:16,326 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:16,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:16,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:16" (1/2) ... [2024-09-20 13:27:16,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6131c52e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:16, skipping insertion in model container [2024-09-20 13:27:16,333 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:16" (1/2) ... [2024-09-20 13:27:16,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@469a6fc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:16, skipping insertion in model container [2024-09-20 13:27:16,335 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 01:27:16" (2/2) ... [2024-09-20 13:27:16,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6131c52e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:16, skipping insertion in model container [2024-09-20 13:27:16,335 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 01:27:16" (2/2) ... [2024-09-20 13:27:16,345 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:16,346 INFO L1541 ArrayList]: Loop invariant at [L35-L52] ((((((((((((r == 0) && (y <= 2)) && (s == 1)) && (0 <= x)) && (b == y)) && (q == 0)) && (1 <= y)) && (a == x)) && (x <= 2)) && (p == 1)) || (((((((((((__int128) a + ((long long) y * 2)) == ((__int128) b + x)) && (((__int128) r + 1) == 0)) && (s == 1)) && (1 <= a)) && (b == y)) && (q == 0)) && (1 <= y)) && (x <= 2)) && (p == 1))) || ((((((((((r == 0) && (a <= 1)) && (b == (((__int128) q * x) + ((__int128) y * s)))) && (y <= 2)) && (s == 1)) && (0 <= x)) && (1 <= b)) && (1 <= y)) && (a == x)) && (p == 1))) [2024-09-20 13:27:16,346 INFO L1541 ArrayList]: Function contract at [L7]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:27:16,346 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-20 13:27:16,369 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:16,539 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c[489,502] [2024-09-20 13:27:16,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:16,568 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:16,599 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c[489,502] Start Parsing Local [2024-09-20 13:27:16,616 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:16,629 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:16,629 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:16 WrapperNode [2024-09-20 13:27:16,629 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:16,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:16,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:16,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:16,642 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,642 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,649 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,658 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 13:27:16,658 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,658 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,663 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,666 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,667 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,669 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,675 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:16,677 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:16,677 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:16,677 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:16,677 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 01:27:16" (1/1) ... [2024-09-20 13:27:16,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:16,688 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:16,701 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 13:27:16,703 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 13:27:16,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:16,747 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:16,747 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:16,747 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:16,747 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:27:16,748 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:16,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:27:16,749 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:27:16,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:16,807 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:16,811 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:16,998 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:17,027 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:17,049 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:17,049 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-20 13:27:17,050 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:17 BoogieIcfgContainer [2024-09-20 13:27:17,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:17,050 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:17,050 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:17,051 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:17,051 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:16" (1/4) ... [2024-09-20 13:27:17,052 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca351b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:17, skipping insertion in model container [2024-09-20 13:27:17,052 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 01:27:16" (2/4) ... [2024-09-20 13:27:17,052 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca351b5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:17, skipping insertion in model container [2024-09-20 13:27:17,052 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 01:27:16" (3/4) ... [2024-09-20 13:27:17,053 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca351b5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:17, skipping insertion in model container [2024-09-20 13:27:17,053 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 01:27:17" (4/4) ... [2024-09-20 13:27:17,054 INFO L79 RefereeObserver]: Analyzing ICFG egcd-ll_valuebound2.c [2024-09-20 13:27:17,057 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-20 13:27:17,058 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 13:27:17,058 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:17,058 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-20 13:27:17,059 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-20 13:27:17,059 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:17,059 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 13:27:17,059 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-20 13:27:17,059 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 13:27:17,059 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 13:27:17,059 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 13:27:17,060 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-20 13:27:17,060 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:17,060 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 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 procedure entry to error location [2024-09-20 13:27:17,128 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:17,129 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,130 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,130 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,131 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,149 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:17,151 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,152 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,152 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,153 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,158 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,179 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:17,216 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:27:17,217 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,218 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,218 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,218 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,236 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:27:17,236 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,237 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,237 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,237 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,237 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,243 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,279 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-20 13:27:17,281 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,282 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,282 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,282 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,282 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,314 INFO L101 BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding [2024-09-20 13:27:17,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,315 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,315 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,315 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,322 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,326 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,349 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-20 13:27:17,349 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,350 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,350 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,350 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,373 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-20 13:27:17,373 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,373 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,374 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,374 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,379 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,383 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,404 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:17,404 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,404 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,404 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,405 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,405 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,411 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:17,412 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,412 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,412 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,412 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,412 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,417 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,433 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-20 13:27:17,433 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,434 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,434 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,434 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,434 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,449 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-20 13:27:17,450 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,450 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,451 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,451 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,454 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,457 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,470 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-20 13:27:17,471 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,471 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,471 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,472 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,472 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,491 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-20 13:27:17,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,492 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,492 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,492 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,495 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,499 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,512 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:27:17,512 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,513 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,513 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,514 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,516 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:27:17,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,519 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,519 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,519 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,520 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,522 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:17,532 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:17,533 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,533 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,533 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,534 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,535 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:17,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,536 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,536 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,538 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:27:17,552 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-20 13:27:17,552 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,552 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,552 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,553 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,553 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,570 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-20 13:27:17,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,570 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,571 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,571 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,571 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,575 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:17,588 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-20 13:27:17,588 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,588 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,588 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,589 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,589 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,647 INFO L101 BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding [2024-09-20 13:27:17,647 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,648 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,648 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,648 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,663 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,693 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:17,714 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:17,714 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:17,714 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:17,714 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:17,715 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:17,715 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,730 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:17,731 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:17,731 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:17,731 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:17,731 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:17,731 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:17,734 INFO L520 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:17,739 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-20 13:27:17,739 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@ca351b5 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:27:17, skipping insertion in model container [2024-09-20 13:27:17,739 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:27:17,741 INFO L158 Benchmark]: Toolchain (without parser) took 1415.65ms. Allocated memory is still 195.0MB. Free memory was 164.8MB in the beginning and 153.9MB in the end (delta: 10.9MB). Peak memory consumption was 111.1MB. Max. memory is 16.1GB. [2024-09-20 13:27:17,742 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:17,742 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 195.0MB. Free memory is still 166.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:17,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.33ms. Allocated memory is still 195.0MB. Free memory was 164.8MB in the beginning and 150.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:27:17,744 INFO L158 Benchmark]: Boogie Preprocessor took 45.16ms. Allocated memory is still 195.0MB. Free memory was 150.1MB in the beginning and 148.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:27:17,745 INFO L158 Benchmark]: RCFGBuilder took 373.14ms. Allocated memory is still 195.0MB. Free memory was 148.0MB in the beginning and 132.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:27:17,745 INFO L158 Benchmark]: Referee took 689.26ms. Allocated memory is still 195.0MB. Free memory was 132.3MB in the beginning and 153.9MB in the end (delta: -21.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2024-09-20 13:27:17,748 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 35 to check that procedure precondition always holds at line 55. 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 12. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 54. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 56. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 37. 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 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 104.8MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 195.0MB. Free memory is still 166.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.33ms. Allocated memory is still 195.0MB. Free memory was 164.8MB in the beginning and 150.1MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.16ms. Allocated memory is still 195.0MB. Free memory was 150.1MB in the beginning and 148.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 373.14ms. Allocated memory is still 195.0MB. Free memory was 148.0MB in the beginning and 132.3MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 689.26ms. Allocated memory is still 195.0MB. Free memory was 132.3MB in the beginning and 153.9MB in the end (delta: -21.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-20 13:27:17,781 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