./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.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_unwindbound2.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_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound2.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 15:33:42,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:33:42,289 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:33:42,296 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:33:42,296 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:33:42,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:33:42,323 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:33:42,323 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:33:42,324 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:33:42,329 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:33:42,329 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:33:42,330 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:33:42,330 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:33:42,330 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:33:42,330 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:33:42,331 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:33:42,331 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:33:42,331 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:33:42,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:33:42,332 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:33:42,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:33:42,336 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:33:42,336 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:33:42,336 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:33:42,336 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:33:42,337 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:33:42,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:33:42,337 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:33:42,337 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:33:42,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:33:42,338 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:33:42,338 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:33:42,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:33:42,660 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:33:42,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:33:42,664 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:33:42,664 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:33:42,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c [2024-10-15 15:33:44,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:33:44,353 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:33:44,355 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound2.c [2024-10-15 15:33:44,364 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/bbbdb053e/b58a35aa8fbe41aaabdf83b2bd829198/FLAG71985ee10 [2024-10-15 15:33:44,744 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/bbbdb053e/b58a35aa8fbe41aaabdf83b2bd829198 [2024-10-15 15:33:44,746 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:33:44,747 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:33:44,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound2.yml/witness-2.1.yml [2024-10-15 15:33:44,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:33:44,810 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:33:44,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:44,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:33:44,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:33:44,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:44" (1/2) ... [2024-10-15 15:33:44,821 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269322fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:44, skipping insertion in model container [2024-10-15 15:33:44,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:33:44" (1/2) ... [2024-10-15 15:33:44,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5659eee5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:33:44, skipping insertion in model container [2024-10-15 15:33:44,823 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 03:33:44" (2/2) ... [2024-10-15 15:33:44,823 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@269322fd and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:44, skipping insertion in model container [2024-10-15 15:33:44,824 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 03:33:44" (2/2) ... [2024-10-15 15:33:44,833 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:33:44,834 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((((3 * ((__int128) y * y)) + y) + ((((__int128) y * y) * y) * 2)) == ((__int128) x * 6)) && (\old(counter) == 0)) [2024-10-15 15:33:44,836 INFO L1541 ArrayList]: Function contract at [L18]: requires (counter == 0), ensures (\old(counter) == 0) [2024-10-15 15:33:44,836 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= cond), ensures ((1 <= cond) && (counter == \old(counter))) [2024-10-15 15:33:44,853 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:33:45,027 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_unwindbound2.c[458,471] [2024-10-15 15:33:45,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:45,055 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:33:45,094 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_unwindbound2.c[458,471] Start Parsing Global Start Parsing Global Start Parsing Local [2024-10-15 15:33:45,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:33:45,124 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:33:45,125 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:33:45 WrapperNode [2024-10-15 15:33:45,125 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:33:45,126 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:45,126 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:33:45,126 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:33:45,132 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,138 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,144 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:33:45,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:33:45,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:33:45,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:33:45,146 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:33:45,154 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,155 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,156 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,164 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:33:45,164 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,165 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,171 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,174 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,174 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,175 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,180 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:33:45,181 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:33:45,181 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:33:45,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:33:45,182 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 03:33:45" (1/1) ... [2024-10-15 15:33:45,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:33:45,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:33:45,213 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 15:33:45,216 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 15:33:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:33:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:33:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:33:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:33:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:33:45,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:33:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:33:45,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:33:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:33:45,276 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:33:45,339 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:33:45,345 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:33:45,413 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:33:45,476 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:33:45,490 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:33:45,524 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:33:45,525 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:33:45,526 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:33:45 BoogieIcfgContainer [2024-10-15 15:33:45,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:33:45,527 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:33:45,527 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:33:45,528 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:33:45,528 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:33:44" (1/4) ... [2024-10-15 15:33:45,529 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e4f578b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:33:45, skipping insertion in model container [2024-10-15 15:33:45,530 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 03:33:44" (2/4) ... [2024-10-15 15:33:45,531 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e4f578b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:45, skipping insertion in model container [2024-10-15 15:33:45,531 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 03:33:45" (3/4) ... [2024-10-15 15:33:45,531 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e4f578b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:33:45, skipping insertion in model container [2024-10-15 15:33:45,532 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 03:33:45" (4/4) ... [2024-10-15 15:33:45,533 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound2.c [2024-10-15 15:33:45,536 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:33:45,537 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:33:45,538 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:33:45,538 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-10-15 15:33:45,538 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-10-15 15:33:45,538 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:33:45,538 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 15:33:45,538 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 15:33:45,539 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr3ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 10 edges. [2024-10-15 15:33:45,539 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:33:45,596 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:33:45,597 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,599 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,600 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,601 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,636 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-10-15 15:33:45,637 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,638 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,638 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,638 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,651 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,670 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:45,686 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:33:45,687 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,687 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,687 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,687 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,687 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,702 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:33:45,702 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,702 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,703 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,703 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,703 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,709 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:45,722 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:33:45,722 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,723 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,723 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,723 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,723 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,725 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:33:45,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,725 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,725 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,726 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,726 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,731 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:45,741 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:33:45,741 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,741 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,741 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,741 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,754 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:33:45,754 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,754 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,755 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,755 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,755 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,760 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:33:45,769 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:45,770 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,770 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,770 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,770 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,771 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:45,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,772 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,772 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,772 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,774 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:33:45,782 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:33:45,782 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,782 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,782 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,782 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,783 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,788 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:33:45,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,789 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,789 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,789 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,791 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,792 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:45,800 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:33:45,800 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,801 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,801 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,801 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,803 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:33:45,803 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,803 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,803 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,803 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,803 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,805 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:33:45,813 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-10-15 15:33:45,814 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:33:45,814 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:33:45,814 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:33:45,814 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:33:45,815 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,830 INFO L101 BaseMinimizeStates]: Removed 22 edges and 7 locations by large block encoding [2024-10-15 15:33:45,830 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:33:45,830 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:33:45,831 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:33:45,831 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:33:45,832 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:33:45,833 INFO L520 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr3ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:33:45,837 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:33:45,838 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e4f578b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:33:45, skipping insertion in model container [2024-10-15 15:33:45,838 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:33:45,840 INFO L158 Benchmark]: Toolchain (without parser) took 1029.25ms. Allocated memory is still 69.2MB. Free memory was 48.2MB in the beginning and 26.6MB in the end (delta: 21.6MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2024-10-15 15:33:45,841 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory is still 28.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:45,841 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 69.2MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:45,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 313.01ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 33.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-15 15:33:45,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 18.70ms. Allocated memory is still 69.2MB. Free memory was 33.5MB in the beginning and 32.5MB in the end (delta: 974.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:33:45,843 INFO L158 Benchmark]: Boogie Preprocessor took 34.96ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 30.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:33:45,843 INFO L158 Benchmark]: RCFGBuilder took 345.60ms. Allocated memory is still 69.2MB. Free memory was 30.9MB in the beginning and 37.6MB in the end (delta: -6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-15 15:33:45,843 INFO L158 Benchmark]: Referee took 311.59ms. Allocated memory is still 69.2MB. Free memory was 37.6MB in the beginning and 26.6MB in the end (delta: 11.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-10-15 15:33:45,846 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 ULTIMATE.start to check that procedure precondition always holds at line -1. 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 exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. 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 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 0.15ms. Allocated memory is still 50.3MB. Free memory is still 28.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 69.2MB. Free memory is still 34.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 313.01ms. Allocated memory is still 69.2MB. Free memory was 47.9MB in the beginning and 33.5MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 18.70ms. Allocated memory is still 69.2MB. Free memory was 33.5MB in the beginning and 32.5MB in the end (delta: 974.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.96ms. Allocated memory is still 69.2MB. Free memory was 32.5MB in the beginning and 30.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 345.60ms. Allocated memory is still 69.2MB. Free memory was 30.9MB in the beginning and 37.6MB in the end (delta: -6.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Referee took 311.59ms. Allocated memory is still 69.2MB. Free memory was 37.6MB in the beginning and 26.6MB in the end (delta: 11.0MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:33:45,884 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