./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.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-dev-a9b967e-m [2024-09-11 20:52:24,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:24,976 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:24,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:24,982 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:25,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:25,015 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:25,017 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:25,018 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:25,021 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:25,022 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:25,022 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:25,022 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:25,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:25,023 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:25,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:25,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:25,025 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:25,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:25,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:25,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:25,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:25,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:25,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:25,028 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:25,029 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:25,029 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:25,029 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:25,029 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:25,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:25,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:25,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:25,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:25,030 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:25,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:25,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:25,032 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:25,033 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:25,033 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:25,033 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:25,033 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:25,034 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:25,034 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:25,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:25,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:25,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:25,302 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:25,303 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:25,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.yml/witness-2.1.yml [2024-09-11 20:52:25,387 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:25,391 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:25,392 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c [2024-09-11 20:52:26,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:27,079 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:27,079 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c [2024-09-11 20:52:27,086 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/52116c674/794499a2d2384e1ab01c9fa4848f1154/FLAG40e02930e [2024-09-11 20:52:27,107 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/52116c674/794499a2d2384e1ab01c9fa4848f1154 [2024-09-11 20:52:27,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:27,109 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:27,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:27,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:27,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:27,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:25" (1/2) ... [2024-09-11 20:52:27,122 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f16df9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:25" (1/2) ... [2024-09-11 20:52:27,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34faf29c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,124 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:27" (2/2) ... [2024-09-11 20:52:27,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25f16df9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:27" (2/2) ... [2024-09-11 20:52:27,134 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:27,134 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:27,135 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:27,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:27,298 WARN L247 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_unwindbound10.c[458,471] [2024-09-11 20:52:27,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:27,326 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:27,394 WARN L247 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_unwindbound10.c[458,471] Start Parsing Local [2024-09-11 20:52:27,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:27,446 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:27,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27 WrapperNode [2024-09-11 20:52:27,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:27,448 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:27,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:27,449 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:27,460 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,466 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,474 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 [2024-09-11 20:52:27,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,478 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:27,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:27,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:27,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:27,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (1/1) ... [2024-09-11 20:52:27,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:27,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:27,524 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) [2024-09-11 20:52:27,527 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 [2024-09-11 20:52:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:27,569 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:27,570 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:27,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:27,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:27,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:27,637 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:27,639 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:27,771 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:27,816 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:27,816 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:27,841 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:27,841 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:27,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:27 BoogieIcfgContainer [2024-09-11 20:52:27,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:27,842 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:27,842 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:27,845 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:27,845 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:25" (1/4) ... [2024-09-11 20:52:27,847 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5e5793f1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,847 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:27" (2/4) ... [2024-09-11 20:52:27,848 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5e5793f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,848 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:27" (3/4) ... [2024-09-11 20:52:27,849 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5e5793f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:27, skipping insertion in model container [2024-09-11 20:52:27,849 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:27" (4/4) ... [2024-09-11 20:52:27,850 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound10.c [2024-09-11 20:52:27,854 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:27,855 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:52:27,856 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:52:27,856 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:52:27,856 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:52:27,856 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:52:27,856 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:27,856 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-11 20:52:27,913 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:27,914 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:27,914 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:27,915 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:27,917 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:27,919 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:27,980 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:52:27,981 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:27,982 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:27,982 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:27,982 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:27,994 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:28,017 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:28,040 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:28,043 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:28,043 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:28,044 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:28,044 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:28,044 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,056 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:28,058 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,058 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:28,059 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:28,059 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:28,059 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:28,061 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:28,077 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:52:28,077 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:28,078 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:28,078 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:28,078 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:28,079 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,081 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:52:28,081 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,081 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:28,081 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:28,082 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:28,082 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:28,087 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:28,103 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:52:28,104 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:28,105 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:28,105 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:28,105 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:28,105 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,122 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:52:28,123 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,123 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:28,124 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:28,124 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:28,124 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:28,125 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:28,138 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:28,141 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:28,141 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:28,141 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:28,142 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:28,142 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,144 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:28,144 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,145 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:28,145 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:28,145 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:28,146 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:28,150 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:28,164 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:28,165 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:28,165 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:28,165 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:28,165 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:28,165 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,168 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:28,168 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:28,169 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:28,169 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:28,169 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:28,169 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:28,171 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:28,174 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:28,174 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5e5793f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:28, skipping insertion in model container [2024-09-11 20:52:28,174 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:28,177 INFO L158 Benchmark]: Toolchain (without parser) took 1066.40ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 82.0MB in the beginning and 136.6MB in the end (delta: -54.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:28,177 INFO L158 Benchmark]: Witness Parser took 0.28ms. Allocated memory is still 155.2MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:28,177 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 155.2MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:28,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.77ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 81.8MB in the beginning and 175.4MB in the end (delta: -93.6MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:28,178 INFO L158 Benchmark]: Boogie Preprocessor took 36.71ms. Allocated memory is still 205.5MB. Free memory was 175.4MB in the beginning and 173.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:28,179 INFO L158 Benchmark]: RCFGBuilder took 355.99ms. Allocated memory is still 205.5MB. Free memory was 173.3MB in the beginning and 158.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:28,179 INFO L158 Benchmark]: Referee took 332.34ms. Allocated memory is still 205.5MB. Free memory was 158.6MB in the beginning and 136.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:28,182 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 27 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 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 entry of procedure main to loop head at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.28ms. Allocated memory is still 155.2MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.11ms. Allocated memory is still 155.2MB. Free memory is still 127.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.77ms. Allocated memory was 155.2MB in the beginning and 205.5MB in the end (delta: 50.3MB). Free memory was 81.8MB in the beginning and 175.4MB in the end (delta: -93.6MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.71ms. Allocated memory is still 205.5MB. Free memory was 175.4MB in the beginning and 173.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.99ms. Allocated memory is still 205.5MB. Free memory was 173.3MB in the beginning and 158.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 332.34ms. Allocated memory is still 205.5MB. Free memory was 158.6MB in the beginning and 136.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:28,209 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:52:30,431 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:30,497 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:30,502 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:30,503 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:30,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:30,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:30,547 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:30,548 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:30,550 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:30,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:30,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:30,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:30,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:30,555 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:30,555 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:30,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:30,556 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:30,556 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:30,556 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:30,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:30,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:30,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:30,557 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:30,557 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:30,557 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:30,558 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:30,558 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:30,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:30,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:30,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:30,559 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:30,559 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:30,559 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:30,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:30,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:30,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:30,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:30,560 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:30,563 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:30,563 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:30,564 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:30,564 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:30,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:30,564 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:30,564 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:30,878 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:30,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:30,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:30,906 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:30,907 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:30,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c [2024-09-11 20:52:32,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:32,631 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:32,631 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound10.c [2024-09-11 20:52:32,640 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/84f1edfc8/4bcc84a56511474b969f8b431de60fe8/FLAGefda03e45 [2024-09-11 20:52:32,653 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/84f1edfc8/4bcc84a56511474b969f8b431de60fe8 [2024-09-11 20:52:32,655 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:32,656 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:32,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound10.yml/witness-2.1.yml [2024-09-11 20:52:32,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:32,707 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:32,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:32,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:32,722 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:32,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:32" (1/2) ... [2024-09-11 20:52:32,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dad5243 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:32, skipping insertion in model container [2024-09-11 20:52:32,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:32" (1/2) ... [2024-09-11 20:52:32,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e40f1ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:32, skipping insertion in model container [2024-09-11 20:52:32,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:32" (2/2) ... [2024-09-11 20:52:32,731 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dad5243 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:32, skipping insertion in model container [2024-09-11 20:52:32,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:32" (2/2) ... [2024-09-11 20:52:32,741 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:32,742 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:32,742 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:32,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:32,932 WARN L247 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_unwindbound10.c[458,471] [2024-09-11 20:52:32,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:32,972 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:33,019 WARN L247 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_unwindbound10.c[458,471] Start Parsing Local [2024-09-11 20:52:33,032 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:33,052 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:33,053 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:33 WrapperNode [2024-09-11 20:52:33,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:33,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:33,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:33,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:33,066 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,067 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,075 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,089 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 [2024-09-11 20:52:33,089 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,089 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,096 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,103 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,109 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,110 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,113 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:33,114 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:33,115 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:33,115 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:33,116 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 11.09 08:52:33" (1/1) ... [2024-09-11 20:52:33,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:33,146 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:33,162 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) [2024-09-11 20:52:33,169 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 [2024-09-11 20:52:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:33,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:33,218 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:33,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:33,219 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:33,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:33,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:33,302 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:33,305 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:35,808 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:35,895 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:35,895 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:35,926 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:35,928 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:35,928 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:35 BoogieIcfgContainer [2024-09-11 20:52:35,928 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:35,930 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:35,930 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:35,931 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:35,931 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:32" (1/4) ... [2024-09-11 20:52:35,931 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4088c005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:35, skipping insertion in model container [2024-09-11 20:52:35,932 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:52:32" (2/4) ... [2024-09-11 20:52:35,933 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4088c005 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:35, skipping insertion in model container [2024-09-11 20:52:35,933 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 11.09 08:52:33" (3/4) ... [2024-09-11 20:52:35,933 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4088c005 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:35, skipping insertion in model container [2024-09-11 20:52:35,937 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:35" (4/4) ... [2024-09-11 20:52:35,938 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound10.c [2024-09-11 20:52:35,942 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:35,942 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:52:35,943 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:52:35,943 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-11 20:52:35,943 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-4 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:52:35,943 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:52:35,943 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:35,944 INFO L130 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-11 20:52:35,993 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:35,994 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:35,995 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:35,995 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:35,996 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:35,999 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:36,059 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:52:36,061 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:36,061 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:36,061 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:36,062 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:36,072 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:40,252 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:40,322 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:40,323 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:40,323 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:40,324 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:40,324 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:40,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:40,343 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:40,343 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:40,347 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:40,347 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:40,348 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:40,348 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:44,535 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:44,598 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:52:44,598 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:44,598 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:44,598 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:44,598 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:44,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:44,604 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:52:44,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:44,604 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:44,604 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:44,605 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:44,605 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:44,613 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:44,632 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:52:44,633 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:44,633 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:44,633 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:44,633 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:44,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:44,657 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:52:44,657 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:44,658 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:44,658 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:44,658 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:44,658 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:49,021 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:49,139 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:49,139 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:49,139 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:49,140 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:49,140 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:49,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:49,146 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:49,146 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:49,146 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:49,146 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:49,146 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:49,147 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:49,150 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:49,166 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:49,167 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:49,167 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:49,167 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:49,167 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:49,167 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:49,169 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:49,169 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:49,169 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:49,170 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:49,170 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:49,170 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:49,176 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:49,181 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:49,182 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4088c005 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:49, skipping insertion in model container [2024-09-11 20:52:49,182 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:49,185 INFO L158 Benchmark]: Toolchain (without parser) took 16476.57ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 23.7MB in the beginning and 48.4MB in the end (delta: -24.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2024-09-11 20:52:49,186 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 41.9MB. Free memory was 23.8MB in the beginning and 23.7MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:49,187 INFO L158 Benchmark]: Witness Parser took 0.27ms. Allocated memory is still 56.6MB. Free memory is still 25.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:49,187 INFO L158 Benchmark]: CACSL2BoogieTranslator took 344.49ms. Allocated memory is still 56.6MB. Free memory was 23.5MB in the beginning and 23.9MB in the end (delta: -348.9kB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:49,189 INFO L158 Benchmark]: Boogie Preprocessor took 59.56ms. Allocated memory is still 56.6MB. Free memory was 23.9MB in the beginning and 21.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:49,189 INFO L158 Benchmark]: RCFGBuilder took 2814.36ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 21.7MB in the beginning and 37.4MB in the end (delta: -15.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:52:49,190 INFO L158 Benchmark]: Referee took 13252.62ms. Allocated memory is still 73.4MB. Free memory was 37.4MB in the beginning and 48.4MB in the end (delta: -11.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:49,193 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 41.9MB. Free memory was 23.8MB in the beginning and 23.7MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.27ms. Allocated memory is still 56.6MB. Free memory is still 25.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 344.49ms. Allocated memory is still 56.6MB. Free memory was 23.5MB in the beginning and 23.9MB in the end (delta: -348.9kB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.56ms. Allocated memory is still 56.6MB. Free memory was 23.9MB in the beginning and 21.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2814.36ms. Allocated memory was 56.6MB in the beginning and 73.4MB in the end (delta: 16.8MB). Free memory was 21.7MB in the beginning and 37.4MB in the end (delta: -15.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 13252.62ms. Allocated memory is still 73.4MB. Free memory was 37.4MB in the beginning and 48.4MB in the end (delta: -11.0MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:49,300 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: UNKNOWN