./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 04d6fb36 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/hard2_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound1.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-04d6fb3-m [2024-09-15 20:07:40,248 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-15 20:07:40,303 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-15 20:07:40,308 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-15 20:07:40,308 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-15 20:07:40,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-15 20:07:40,331 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-15 20:07:40,332 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-15 20:07:40,332 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-15 20:07:40,332 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-15 20:07:40,333 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-15 20:07:40,333 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-15 20:07:40,334 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-15 20:07:40,334 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-15 20:07:40,334 INFO L153 SettingsManager]: * Use SBE=true [2024-09-15 20:07:40,335 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-15 20:07:40,335 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-15 20:07:40,336 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-15 20:07:40,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-15 20:07:40,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-15 20:07:40,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-15 20:07:40,340 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-15 20:07:40,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-15 20:07:40,340 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-15 20:07:40,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-15 20:07:40,341 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-15 20:07:40,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-15 20:07:40,341 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-15 20:07:40,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-15 20:07:40,341 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-15 20:07:40,342 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-15 20:07:40,342 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-15 20:07:40,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-15 20:07:40,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-15 20:07:40,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-15 20:07:40,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-15 20:07:40,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-15 20:07:40,344 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-15 20:07:40,344 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-15 20:07:40,344 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-15 20:07:40,344 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-15 20:07:40,345 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-15 20:07:40,345 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-15 20:07:40,345 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-15 20:07:40,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-15 20:07:40,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-15 20:07:40,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-15 20:07:40,622 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-15 20:07:40,623 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-15 20:07:40,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound1.yml/witness-2.1.yml [2024-09-15 20:07:40,669 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-15 20:07:40,670 INFO L274 PluginConnector]: CDTParser initialized [2024-09-15 20:07:40,670 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2024-09-15 20:07:41,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-15 20:07:42,100 INFO L384 CDTParser]: Found 1 translation units. [2024-09-15 20:07:42,101 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound1.c [2024-09-15 20:07:42,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ca82d162b/0ea5929a33c9473d9516f9aadac8cd1a/FLAG5fe636656 [2024-09-15 20:07:42,505 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ca82d162b/0ea5929a33c9473d9516f9aadac8cd1a [2024-09-15 20:07:42,506 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-15 20:07:42,507 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-15 20:07:42,508 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-15 20:07:42,508 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-15 20:07:42,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-15 20:07:42,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.09 08:07:40" (1/2) ... [2024-09-15 20:07:42,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e67c519 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.09 08:07:42, skipping insertion in model container [2024-09-15 20:07:42,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.09 08:07:40" (1/2) ... [2024-09-15 20:07:42,519 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6fec1ec2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.09 08:07:42, skipping insertion in model container [2024-09-15 20:07:42,519 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 08:07:42" (2/2) ... [2024-09-15 20:07:42,520 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e67c519 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42, skipping insertion in model container [2024-09-15 20:07:42,520 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.09 08:07:42" (2/2) ... [2024-09-15 20:07:42,530 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-15 20:07:42,530 INFO L1541 ArrayList]: Loop invariant at [L34-L42] ((((((((0 <= A) && (A == r)) && (p == 2)) && (A <= 1)) && (d == 2)) && (q == 0)) && (B == 1)) || (((((((0 <= A) && (A == r)) && (A <= 1)) && (d == 1)) && (q == 0)) && (B == 1)) && (p == 1))) [2024-09-15 20:07:42,530 INFO L1541 ArrayList]: Loop invariant at [L44-L56] (((((((A == r) && (p == 2)) && (d == 2)) && (q == 0)) && (B == 1)) || (((((A == ((long long) r + 1)) && (d == 1)) && (B == 1)) && (q == 1)) && (p == 1))) || (((((A == r) && (d == 1)) && (q == 0)) && (B == 1)) && (p == 1))) [2024-09-15 20:07:42,531 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-15 20:07:42,531 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-15 20:07:42,552 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-15 20:07:42,697 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/hard2_valuebound1.c[526,539] [2024-09-15 20:07:42,720 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-15 20:07:42,734 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-15 20:07:42,769 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/hard2_valuebound1.c[526,539] Start Parsing Local Start Parsing Local [2024-09-15 20:07:42,788 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-15 20:07:42,808 INFO L204 MainTranslator]: Completed translation [2024-09-15 20:07:42,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42 WrapperNode [2024-09-15 20:07:42,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-15 20:07:42,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-15 20:07:42,811 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-15 20:07:42,811 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-15 20:07:42,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,831 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,845 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 [2024-09-15 20:07:42,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,846 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,855 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,856 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,856 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-15 20:07:42,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-15 20:07:42,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-15 20:07:42,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-15 20:07:42,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (1/1) ... [2024-09-15 20:07:42,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-15 20:07:42,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-15 20:07:42,892 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) [2024-09-15 20:07:42,894 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 [2024-09-15 20:07:42,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-15 20:07:42,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-15 20:07:42,940 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-15 20:07:42,941 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-15 20:07:42,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-15 20:07:42,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-15 20:07:42,941 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-15 20:07:42,942 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-15 20:07:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-15 20:07:42,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-15 20:07:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-15 20:07:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-15 20:07:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-15 20:07:42,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-15 20:07:43,019 INFO L242 CfgBuilder]: Building ICFG [2024-09-15 20:07:43,021 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-15 20:07:43,210 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-15 20:07:43,232 INFO L291 CfgBuilder]: Performing block encoding [2024-09-15 20:07:43,265 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-15 20:07:43,265 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-15 20:07:43,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 08:07:43 BoogieIcfgContainer [2024-09-15 20:07:43,265 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-15 20:07:43,266 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-15 20:07:43,266 INFO L270 PluginConnector]: Initializing Referee... [2024-09-15 20:07:43,267 INFO L274 PluginConnector]: Referee initialized [2024-09-15 20:07:43,267 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.09 08:07:40" (1/4) ... [2024-09-15 20:07:43,269 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@df2aac8 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.09 08:07:43, skipping insertion in model container [2024-09-15 20:07:43,270 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.09 08:07:42" (2/4) ... [2024-09-15 20:07:43,270 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@df2aac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.09 08:07:43, skipping insertion in model container [2024-09-15 20:07:43,270 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.09 08:07:42" (3/4) ... [2024-09-15 20:07:43,271 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@df2aac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.09 08:07:43, skipping insertion in model container [2024-09-15 20:07:43,271 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.09 08:07:43" (4/4) ... [2024-09-15 20:07:43,273 INFO L79 RefereeObserver]: Analyzing ICFG hard2_valuebound1.c [2024-09-15 20:07:43,277 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-15 20:07:43,278 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-15 20:07:43,278 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-15 20:07:43,278 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-15 20:07:43,279 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-15 20:07:43,279 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-15 20:07:43,279 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-15 20:07:43,279 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-15 20:07:43,280 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-15 20:07:43,280 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 3 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 [2024-09-15 20:07:43,336 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-15 20:07:43,338 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,338 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,339 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,340 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,342 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,353 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-15 20:07:43,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,355 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,355 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,356 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,359 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,381 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-15 20:07:43,400 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-15 20:07:43,402 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,402 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,402 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,437 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-15 20:07:43,438 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,439 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,439 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,439 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,449 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,460 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-15 20:07:43,480 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-15 20:07:43,481 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,481 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,481 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,482 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,482 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,500 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-15 20:07:43,500 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,500 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,500 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,501 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,504 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,507 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-15 20:07:43,521 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-15 20:07:43,522 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,522 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,522 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,522 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,522 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,535 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-15 20:07:43,535 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,535 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,536 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,539 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,542 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,555 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-15 20:07:43,555 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,555 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,555 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,556 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,556 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,559 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-15 20:07:43,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,559 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,560 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,560 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,560 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,562 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,572 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-15 20:07:43,573 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,573 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,573 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,573 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,582 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-15 20:07:43,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,583 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,583 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,583 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,585 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,587 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,599 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-15 20:07:43,599 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,599 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,600 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,600 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,600 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,602 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-15 20:07:43,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,604 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,604 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,604 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,605 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,607 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,619 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-15 20:07:43,620 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,621 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,622 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,622 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,623 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,626 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-15 20:07:43,626 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,627 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,627 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,627 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,627 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,629 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-15 20:07:43,638 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-15 20:07:43,640 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,640 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,640 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,640 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,640 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,648 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-15 20:07:43,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,648 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,648 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,648 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,648 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,651 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-15 20:07:43,669 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-15 20:07:43,670 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,678 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,678 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,679 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,679 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,682 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-15 20:07:43,682 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,683 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,683 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,683 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,683 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,685 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,693 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-15 20:07:43,694 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,694 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,694 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,694 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,694 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,698 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-15 20:07:43,699 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,699 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,699 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,699 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,699 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,701 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,712 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-15 20:07:43,712 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,712 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,712 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,712 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,712 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,714 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-15 20:07:43,714 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,714 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,714 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,714 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,715 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,716 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-15 20:07:43,722 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-15 20:07:43,723 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,723 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,723 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,724 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,725 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-15 20:07:43,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,726 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,726 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,726 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,726 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,728 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-15 20:07:43,734 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-15 20:07:43,734 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-15 20:07:43,734 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-15 20:07:43,735 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-15 20:07:43,735 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-15 20:07:43,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,738 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-15 20:07:43,738 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-15 20:07:43,738 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-15 20:07:43,738 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-15 20:07:43,738 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-15 20:07:43,738 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-15 20:07:43,740 INFO L514 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-15 20:07:43,743 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-15 20:07:43,743 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@df2aac8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.09 08:07:43, skipping insertion in model container [2024-09-15 20:07:43,744 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-15 20:07:43,745 INFO L158 Benchmark]: Toolchain (without parser) took 1237.58ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 127.4MB in the beginning and 150.8MB in the end (delta: -23.4MB). Peak memory consumption was 60.7MB. Max. memory is 16.1GB. [2024-09-15 20:07:43,745 INFO L158 Benchmark]: Witness Parser took 0.29ms. Allocated memory is still 161.5MB. Free memory is still 133.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-15 20:07:43,745 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 161.5MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-15 20:07:43,746 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.87ms. Allocated memory is still 161.5MB. Free memory was 127.4MB in the beginning and 112.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-15 20:07:43,746 INFO L158 Benchmark]: Boogie Preprocessor took 48.06ms. Allocated memory is still 161.5MB. Free memory was 112.7MB in the beginning and 110.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-15 20:07:43,746 INFO L158 Benchmark]: RCFGBuilder took 403.06ms. Allocated memory is still 161.5MB. Free memory was 110.7MB in the beginning and 121.2MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-15 20:07:43,747 INFO L158 Benchmark]: Referee took 477.74ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 121.2MB in the beginning and 150.8MB in the end (delta: -29.6MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. [2024-09-15 20:07:43,749 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 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 58. 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 44 to loop head at line 44. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 44. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 44. 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 __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 45. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 44 to check that procedure precondition always holds at line 45. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.29ms. Allocated memory is still 161.5MB. Free memory is still 133.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 161.5MB. Free memory is still 131.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.87ms. Allocated memory is still 161.5MB. Free memory was 127.4MB in the beginning and 112.7MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.06ms. Allocated memory is still 161.5MB. Free memory was 112.7MB in the beginning and 110.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 403.06ms. Allocated memory is still 161.5MB. Free memory was 110.7MB in the beginning and 121.2MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 477.74ms. Allocated memory was 161.5MB in the beginning and 195.0MB in the end (delta: 33.6MB). Free memory was 121.2MB in the beginning and 150.8MB in the end (delta: -29.6MB). Peak memory consumption was 55.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-15 20:07:43,771 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