./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6908dde5 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_valuebound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound10.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-6908dde-m [2024-09-25 00:29:33,509 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 00:29:33,590 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 00:29:33,595 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 00:29:33,596 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 00:29:33,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 00:29:33,623 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 00:29:33,623 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 00:29:33,624 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 00:29:33,624 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 00:29:33,624 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 00:29:33,625 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 00:29:33,625 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 00:29:33,629 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 00:29:33,630 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 00:29:33,639 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 00:29:33,640 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 00:29:33,642 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 00:29:33,642 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 00:29:33,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 00:29:33,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 00:29:33,643 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 00:29:33,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 00:29:33,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 00:29:33,644 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 00:29:33,644 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 00:29:33,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 00:29:33,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 00:29:33,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 00:29:33,645 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 00:29:33,645 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 00:29:33,645 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 00:29:33,646 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 00:29:33,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:33,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 00:29:33,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 00:29:33,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 00:29:33,647 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 00:29:33,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 00:29:33,647 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 00:29:33,648 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 00:29:33,648 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 00:29:33,648 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 00:29:33,648 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 00:29:33,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 00:29:33,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 00:29:33,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 00:29:33,894 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 00:29:33,895 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 00:29:33,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound10.c [2024-09-25 00:29:35,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 00:29:35,473 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 00:29:35,474 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound10.c [2024-09-25 00:29:35,487 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/6fad53a70/0d1bdb1d0c9b4e029ac477405738e66b/FLAG1de077d6a [2024-09-25 00:29:35,514 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/6fad53a70/0d1bdb1d0c9b4e029ac477405738e66b [2024-09-25 00:29:35,517 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 00:29:35,519 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 00:29:35,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard2_valuebound10.yml/witness-2.1.yml [2024-09-25 00:29:35,621 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 00:29:35,622 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 00:29:35,624 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:35,625 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 00:29:35,629 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 00:29:35,630 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:35" (1/2) ... [2024-09-25 00:29:35,631 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245da715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:35, skipping insertion in model container [2024-09-25 00:29:35,631 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 12:29:35" (1/2) ... [2024-09-25 00:29:35,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2397aa16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 12:29:35, skipping insertion in model container [2024-09-25 00:29:35,636 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:35" (2/2) ... [2024-09-25 00:29:35,637 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@245da715 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:35, skipping insertion in model container [2024-09-25 00:29:35,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:35" (2/2) ... [2024-09-25 00:29:35,653 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 00:29:35,657 INFO L1541 ArrayList]: Loop invariant at [L34-L42] ((((((((A == r) && (p == 2)) && (d == 2)) && (q == 0)) && (B == 1)) || (((((((A == r) && (((long long) A + d) == ((long long) p + r))) && ((d / 2) <= r)) && ((d % 2) == 0)) && (q == 0)) && (B == 1)) && (4 <= (d / 2)))) || ((((((A == r) && (d == 4)) && (2 <= r)) && (q == 0)) && (B == 1)) && (p == 4))) || (((((A == r) && (d == 1)) && (q == 0)) && (B == 1)) && (p == 1))) [2024-09-25 00:29:35,657 INFO L1541 ArrayList]: Loop invariant at [L44-L56] ((((d == p) && (1 <= p)) && (((long long) A + d) == (((long long) q + p) + r))) && (B == 1)) [2024-09-25 00:29:35,658 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-09-25 00:29:35,691 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 00:29:35,899 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_valuebound10.c[526,539] [2024-09-25 00:29:35,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:35,960 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 00:29:36,026 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_valuebound10.c[526,539] Start Parsing Local Start Parsing Local [2024-09-25 00:29:36,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 00:29:36,083 INFO L204 MainTranslator]: Completed translation [2024-09-25 00:29:36,084 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 12:29:36 WrapperNode [2024-09-25 00:29:36,084 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 00:29:36,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 00:29:36,085 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 00:29:36,085 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 00:29:36,096 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,097 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,110 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,125 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 00:29:36,126 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,126 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,131 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,139 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,142 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,143 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 00:29:36,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 00:29:36,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 00:29:36,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 00:29:36,151 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 25.09 12:29:36" (1/1) ... [2024-09-25 00:29:36,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 00:29:36,170 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 00:29:36,215 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) [2024-09-25 00:29:36,229 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 [2024-09-25 00:29:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 00:29:36,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 00:29:36,268 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 00:29:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 00:29:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 00:29:36,269 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 00:29:36,269 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 00:29:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 00:29:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 00:29:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 00:29:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 00:29:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 00:29:36,270 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 00:29:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 00:29:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 00:29:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 00:29:36,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 00:29:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 00:29:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 00:29:36,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 00:29:36,343 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 00:29:36,346 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 00:29:36,531 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 00:29:36,541 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 00:29:36,562 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 00:29:36,562 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 00:29:36,562 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:36 BoogieIcfgContainer [2024-09-25 00:29:36,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 00:29:36,563 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 00:29:36,563 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 00:29:36,564 INFO L274 PluginConnector]: Referee initialized [2024-09-25 00:29:36,564 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 12:29:35" (1/4) ... [2024-09-25 00:29:36,564 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@657e45ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 12:29:36, skipping insertion in model container [2024-09-25 00:29:36,565 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 12:29:35" (2/4) ... [2024-09-25 00:29:36,565 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@657e45ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:36, skipping insertion in model container [2024-09-25 00:29:36,565 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 25.09 12:29:36" (3/4) ... [2024-09-25 00:29:36,565 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@657e45ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 12:29:36, skipping insertion in model container [2024-09-25 00:29:36,565 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 12:29:36" (4/4) ... [2024-09-25 00:29:36,566 INFO L79 RefereeObserver]: Analyzing ICFG hard2_valuebound10.c [2024-09-25 00:29:36,569 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 00:29:36,570 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 00:29:36,570 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-25 00:29:36,570 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 00:29:36,570 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:36,571 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 00:29:36,571 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:36,571 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 00:29:36,571 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 00:29:36,571 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:36,571 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 00:29:36,572 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:36,572 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 00:29:36,572 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L34-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 00:29:36,572 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location [2024-09-25 00:29:36,615 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-25 00:29:36,616 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,617 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,617 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,618 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,648 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-25 00:29:36,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,649 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,649 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,650 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,657 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,671 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:36,684 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:29:36,685 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,685 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,685 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,685 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,685 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,700 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-25 00:29:36,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,700 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,700 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,701 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,704 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,708 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:36,720 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 00:29:36,720 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,720 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,720 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,721 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,721 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,730 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 00:29:36,730 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,731 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,731 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,731 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,733 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,735 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,746 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:36,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,755 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:36,755 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,755 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,755 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,755 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,756 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,758 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,768 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 00:29:36,768 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,768 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,768 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,768 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,769 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,775 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-25 00:29:36,775 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,775 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,775 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,775 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,777 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,782 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,790 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:36,790 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,790 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,790 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,790 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,790 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,792 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:36,792 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,792 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,793 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,793 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,793 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,794 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,803 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:36,804 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,804 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,804 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,804 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,804 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,808 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:36,809 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,809 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,809 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,809 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,809 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,815 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:36,824 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 00:29:36,824 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,824 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,824 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,824 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,825 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,836 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 00:29:36,836 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,837 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,837 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,837 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,837 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,844 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 00:29:36,852 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:36,853 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,853 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,853 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,853 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,856 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:36,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,856 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,857 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,857 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,857 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,859 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,866 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 00:29:36,867 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,867 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,867 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,867 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,867 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,870 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 00:29:36,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,870 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,870 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,870 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,870 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,872 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,878 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 00:29:36,878 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,879 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,879 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,879 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,882 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 00:29:36,882 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,882 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,882 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,882 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,883 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,884 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 00:29:36,890 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 00:29:36,890 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,890 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,891 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,891 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,892 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 00:29:36,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,892 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,894 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 00:29:36,900 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 00:29:36,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 00:29:36,900 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 00:29:36,900 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 00:29:36,900 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 00:29:36,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,906 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 00:29:36,906 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 00:29:36,906 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 00:29:36,906 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 00:29:36,906 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 00:29:36,907 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 00:29:36,909 INFO L520 InvariantChecker]: The annotation(s) from loop head L34-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 00:29:36,912 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 00:29:36,912 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@657e45ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 12:29:36, skipping insertion in model container [2024-09-25 00:29:36,912 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 00:29:36,914 INFO L158 Benchmark]: Toolchain (without parser) took 1291.31ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 69.7MB in the beginning and 101.1MB in the end (delta: -31.4MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,914 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 109.3MB in the end (delta: 243.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:36,915 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 00:29:36,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.09ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 55.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,915 INFO L158 Benchmark]: Boogie Preprocessor took 64.00ms. Allocated memory is still 142.6MB. Free memory was 55.6MB in the beginning and 52.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,916 INFO L158 Benchmark]: RCFGBuilder took 412.99ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 52.4MB in the beginning and 170.3MB in the end (delta: -117.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,916 INFO L158 Benchmark]: Referee took 349.50ms. Allocated memory is still 211.8MB. Free memory was 170.3MB in the beginning and 101.1MB in the end (delta: 69.2MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2024-09-25 00:29:36,918 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 loop head at line 44. 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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 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 34 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 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 58. 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 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 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: * CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory was 109.5MB in the beginning and 109.3MB in the end (delta: 243.3kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.25ms. Allocated memory is still 142.6MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.09ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 55.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.00ms. Allocated memory is still 142.6MB. Free memory was 55.6MB in the beginning and 52.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 412.99ms. Allocated memory was 142.6MB in the beginning and 211.8MB in the end (delta: 69.2MB). Free memory was 52.4MB in the beginning and 170.3MB in the end (delta: -117.9MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Referee took 349.50ms. Allocated memory is still 211.8MB. Free memory was 170.3MB in the beginning and 101.1MB in the end (delta: 69.2MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 00:29:36,940 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