./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound5.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound5.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c 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/ps3-ll_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound5.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 --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:33:45,518 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:33:45,595 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:33:45,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:33:45,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:33:45,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:33:45,628 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:33:45,629 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:33:45,631 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:33:45,631 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:33:45,632 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:33:45,632 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:33:45,633 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:33:45,633 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:33:45,635 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:33:45,635 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:33:45,636 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:33:45,639 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:33:45,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:33:45,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:33:45,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:33:45,640 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:33:45,640 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:33:45,641 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:33:45,641 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:33:45,641 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:33:45,642 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:33:45,642 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:33:45,643 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:33:45,643 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:33:45,643 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:33:45,643 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:33:45,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:33:46,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:33:46,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:33:46,006 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:33:46,006 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:33:46,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound5.c [2024-10-15 15:33:47,511 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:33:47,708 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:33:47,708 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound5.c [2024-10-15 15:33:47,715 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/528b01e95/00e973dece6f457aa251e7537400a037/FLAG86115517c [2024-10-15 15:33:48,088 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/528b01e95/00e973dece6f457aa251e7537400a037 [2024-10-15 15:33:48,090 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:33:48,091 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:33:48,091 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound5.yml/witness-2.1.yml [2024-10-15 15:33:48,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:33:48,150 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:33:48,152 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:48,152 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:33:48,157 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:33:48,158 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:48" (1/2) ... [2024-10-15 15:33:48,159 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a53fbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:48, skipping insertion in model container [2024-10-15 15:33:48,159 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:48" (1/2) ... [2024-10-15 15:33:48,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@44d36a8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:48, skipping insertion in model container [2024-10-15 15:33:48,161 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:33:48" (2/2) ... [2024-10-15 15:33:48,162 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66a53fbd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:48, skipping insertion in model container [2024-10-15 15:33:48,162 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:33:48" (2/2) ... [2024-10-15 15:33:48,173 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:33:48,174 INFO L1541 ArrayList]: Loop invariant at [L27-L36] ((((3 * ((__int128) y * y)) + y) + ((((__int128) y * y) * y) * 2)) == ((__int128) x * 6)) [2024-10-15 15:33:48,176 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= cond), ensures (1 <= cond) [2024-10-15 15:33:48,195 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:33:48,378 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/ps3-ll_valuebound5.c[458,471] [2024-10-15 15:33:48,393 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:48,403 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:33:48,439 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/ps3-ll_valuebound5.c[458,471] Start Parsing Local [2024-10-15 15:33:48,451 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:48,471 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:33:48,471 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:48 WrapperNode [2024-10-15 15:33:48,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:48,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:48,473 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:33:48,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:33:48,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,491 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:33:48,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:48,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:33:48,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:33:48,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:33:48,503 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,503 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,505 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,525 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 [2024-10-15 15:33:48,525 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,525 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,527 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,530 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,532 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,532 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:33:48,537 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:33:48,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:33:48,538 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:33:48,538 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 15.10 03:33:48" (1/1) ... [2024-10-15 15:33:48,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:33:48,553 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:33:48,568 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) [2024-10-15 15:33:48,572 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 [2024-10-15 15:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:33:48,623 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:33:48,623 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:33:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:33:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:33:48,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:33:48,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:33:48,625 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:33:48,625 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:33:48,704 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:33:48,706 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:33:48,842 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:33:48,858 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:33:48,881 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:33:48,881 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:33:48,881 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:48 BoogieIcfgContainer [2024-10-15 15:33:48,882 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:33:48,882 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:33:48,882 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:33:48,883 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:33:48,883 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:33:48" (1/4) ... [2024-10-15 15:33:48,884 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96fd8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:33:48, skipping insertion in model container [2024-10-15 15:33:48,884 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:33:48" (2/4) ... [2024-10-15 15:33:48,884 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96fd8e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:48, skipping insertion in model container [2024-10-15 15:33:48,884 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 15.10 03:33:48" (3/4) ... [2024-10-15 15:33:48,885 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96fd8e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:48, skipping insertion in model container [2024-10-15 15:33:48,885 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:48" (4/4) ... [2024-10-15 15:33:48,886 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound5.c [2024-10-15 15:33:48,889 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:33:48,890 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:33:48,891 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:48,891 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-10-15 15:33:48,891 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:33:48,891 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:33:48,891 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:48,892 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:33:48,935 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:33:48,936 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:48,937 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:48,937 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:48,938 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:48,940 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:48,975 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:33:48,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:48,976 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:48,977 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:48,977 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:48,991 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:49,004 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:49,021 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:49,021 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:49,021 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:49,022 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:49,022 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:49,022 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,028 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:49,029 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,029 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:49,029 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:49,029 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:49,030 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:49,033 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:49,051 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:33:49,051 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:49,051 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:49,051 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:49,052 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:49,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,064 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:33:49,064 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,065 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:49,065 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:49,065 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:49,065 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:49,070 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:49,092 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:33:49,096 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:49,096 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:49,096 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:49,096 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:49,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,106 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:33:49,106 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,106 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:49,106 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:49,107 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:49,107 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:49,111 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:49,131 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:33:49,131 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:49,131 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:49,131 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:49,132 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:49,132 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,135 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:33:49,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,135 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:49,135 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:49,136 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:49,136 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:49,139 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:49,151 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:49,151 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:49,151 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:49,151 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:49,151 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:49,151 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,153 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:49,153 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:49,153 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:49,153 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:49,153 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:49,153 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:49,155 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:33:49,160 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:33:49,160 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96fd8e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:33:49, skipping insertion in model container [2024-10-15 15:33:49,161 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:33:49,162 INFO L158 Benchmark]: Toolchain (without parser) took 1011.94ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 47.7MB in the end (delta: 5.1MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-10-15 15:33:49,163 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:49,163 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 73.4MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:49,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.84ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 38.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:33:49,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.93ms. Allocated memory is still 73.4MB. Free memory was 38.5MB in the beginning and 37.6MB in the end (delta: 839.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:49,166 INFO L158 Benchmark]: Boogie Preprocessor took 43.78ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 35.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:49,167 INFO L158 Benchmark]: RCFGBuilder took 344.33ms. Allocated memory is still 73.4MB. Free memory was 35.8MB in the beginning and 45.2MB in the end (delta: -9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-15 15:33:49,167 INFO L158 Benchmark]: Referee took 278.31ms. Allocated memory is still 73.4MB. Free memory was 45.2MB in the beginning and 47.7MB in the end (delta: -2.5MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-10-15 15:33:49,170 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. 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 27 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 52.4MB. Free memory is still 30.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 73.4MB. Free memory is still 37.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.84ms. Allocated memory is still 73.4MB. Free memory was 52.9MB in the beginning and 38.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.93ms. Allocated memory is still 73.4MB. Free memory was 38.5MB in the beginning and 37.6MB in the end (delta: 839.4kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.78ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 35.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.33ms. Allocated memory is still 73.4MB. Free memory was 35.8MB in the beginning and 45.2MB in the end (delta: -9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 278.31ms. Allocated memory is still 73.4MB. Free memory was 45.2MB in the beginning and 47.7MB in the end (delta: -2.5MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:33:49,199 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