./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound100.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_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound100.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 20:52:38,838 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:38,895 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:38,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:38,900 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:38,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:38,916 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:38,917 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:38,917 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:38,917 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:38,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:38,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:38,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:38,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:38,919 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:38,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:38,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:38,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:38,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:38,923 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:38,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:38,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:38,924 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:38,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:38,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:38,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:38,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:38,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:38,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:38,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:38,927 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:38,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:38,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:38,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:38,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:38,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:38,928 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:38,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:38,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:38,928 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:38,929 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:38,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:38,929 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:39,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:39,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:39,150 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:39,150 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:39,151 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:39,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:52:39,209 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:39,210 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:39,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c [2024-09-11 20:52:40,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:40,553 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:40,553 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c [2024-09-11 20:52:40,558 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2e0ee6481/f8a30c8fd9194015a51a8c04063446d3/FLAGe0b38026b [2024-09-11 20:52:40,975 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2e0ee6481/f8a30c8fd9194015a51a8c04063446d3 [2024-09-11 20:52:40,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:40,977 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:40,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:40,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:40,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:40,984 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 08:52:39" (1/2) ... [2024-09-11 20:52:40,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a011411 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:40, skipping insertion in model container [2024-09-11 20:52:40,986 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 08:52:39" (1/2) ... [2024-09-11 20:52:40,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@699fff28 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:40, skipping insertion in model container [2024-09-11 20:52:40,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:40" (2/2) ... [2024-09-11 20:52:40,987 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a011411 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:40, skipping insertion in model container [2024-09-11 20:52:40,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:40" (2/2) ... [2024-09-11 20:52:40,993 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:40,994 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:40,994 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:41,010 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:41,174 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_valuebound100.c[458,471] [2024-09-11 20:52:41,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,201 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:41,231 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_valuebound100.c[458,471] Start Parsing Local [2024-09-11 20:52:41,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,252 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:41,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41 WrapperNode [2024-09-11 20:52:41,252 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:41,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:41,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:41,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:41,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,272 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,282 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 20:52:41,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,285 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,294 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,295 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:41,296 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:41,296 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:41,296 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:41,297 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (1/1) ... [2024-09-11 20:52:41,302 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:41,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:41,321 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 20:52:41,323 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 20:52:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:41,357 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:41,358 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:41,359 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:41,359 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:41,359 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:41,359 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:41,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:41,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:41,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:41,413 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:41,416 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:41,497 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:41,539 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:41,539 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:41,561 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:41,561 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:41,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:41 BoogieIcfgContainer [2024-09-11 20:52:41,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:41,562 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:41,562 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:41,563 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:41,563 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 08:52:39" (1/4) ... [2024-09-11 20:52:41,564 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7bf27796 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,564 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:40" (2/4) ... [2024-09-11 20:52:41,564 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7bf27796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,564 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41" (3/4) ... [2024-09-11 20:52:41,564 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7bf27796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,564 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:41" (4/4) ... [2024-09-11 20:52:41,565 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound100.c [2024-09-11 20:52:41,568 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:41,568 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:41,569 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:41,569 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:41,569 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:41,569 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 20:52:41,569 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 20:52:41,569 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:52:41,609 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:41,610 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,610 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,611 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,612 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,613 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,640 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:41,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,641 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,641 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,642 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,647 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,667 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:41,688 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:41,688 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,689 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,689 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,689 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,689 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,692 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:41,692 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,692 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,692 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,692 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,693 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,694 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:41,706 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:41,707 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,707 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,707 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,707 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,707 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,714 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:41,716 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,716 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,716 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,717 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,721 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:41,733 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:41,733 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,733 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,733 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,734 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,734 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,741 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:41,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,741 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,741 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,742 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,742 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,743 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:41,753 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:41,753 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,753 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,754 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,754 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,754 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,756 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:41,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,757 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,757 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,757 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,758 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,759 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:41,768 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:41,768 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:41,769 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:41,769 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:41,769 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:41,770 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,771 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:41,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:41,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:41,772 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:41,773 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:41,773 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:41,775 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:41,777 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:41,778 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7bf27796 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,778 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:41,779 INFO L158 Benchmark]: Toolchain (without parser) took 801.69ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 68.2MB in the beginning and 148.7MB in the end (delta: -80.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:41,780 INFO L158 Benchmark]: Witness Parser took 0.46ms. Allocated memory is still 140.5MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:41,780 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:41,782 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.77ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 67.9MB in the beginning and 185.4MB in the end (delta: -117.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,782 INFO L158 Benchmark]: Boogie Preprocessor took 42.16ms. Allocated memory is still 218.1MB. Free memory was 185.4MB in the beginning and 183.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,783 INFO L158 Benchmark]: RCFGBuilder took 266.08ms. Allocated memory is still 218.1MB. Free memory was 183.3MB in the beginning and 169.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,784 INFO L158 Benchmark]: Referee took 215.73ms. Allocated memory is still 218.1MB. Free memory was 169.7MB in the beginning and 148.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:41,786 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 0.46ms. Allocated memory is still 140.5MB. Free memory is still 92.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 140.5MB. Free memory is still 113.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.77ms. Allocated memory was 140.5MB in the beginning and 218.1MB in the end (delta: 77.6MB). Free memory was 67.9MB in the beginning and 185.4MB in the end (delta: -117.5MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.16ms. Allocated memory is still 218.1MB. Free memory was 185.4MB in the beginning and 183.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 266.08ms. Allocated memory is still 218.1MB. Free memory was 183.3MB in the beginning and 169.7MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 215.73ms. Allocated memory is still 218.1MB. Free memory was 169.7MB in the beginning and 148.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:41,807 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_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound100.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 20:52:43,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:43,629 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:43,634 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:43,634 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:43,661 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:43,661 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:43,662 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:43,662 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:43,662 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:43,663 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:43,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:43,666 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:43,666 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:43,667 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:43,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:43,667 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:43,667 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:43,668 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:43,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:43,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:43,671 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:43,671 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:43,672 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:43,672 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:43,672 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:43,672 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:43,672 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:43,673 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:43,673 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:43,673 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:43,673 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:43,673 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:43,674 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:43,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:43,674 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:43,674 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:43,674 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:43,674 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:43,675 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:43,675 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:43,676 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:43,676 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:43,676 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:43,676 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:43,677 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:43,919 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:43,937 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:43,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:43,939 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:43,940 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:43,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:52:43,978 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:43,978 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:43,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c [2024-09-11 20:52:45,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:45,362 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:45,363 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_valuebound100.c [2024-09-11 20:52:45,368 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e847d3607/7a7cf5b05a684ece9e755402b4a7e874/FLAG9f0506345 [2024-09-11 20:52:45,781 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e847d3607/7a7cf5b05a684ece9e755402b4a7e874 [2024-09-11 20:52:45,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:45,783 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:45,786 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:45,786 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:45,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:45,791 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 08:52:43" (1/2) ... [2024-09-11 20:52:45,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41795fcc and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:45, skipping insertion in model container [2024-09-11 20:52:45,792 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 08:52:43" (1/2) ... [2024-09-11 20:52:45,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43c8c182 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:45, skipping insertion in model container [2024-09-11 20:52:45,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:45" (2/2) ... [2024-09-11 20:52:45,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41795fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:45, skipping insertion in model container [2024-09-11 20:52:45,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:45" (2/2) ... [2024-09-11 20:52:45,799 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:45,800 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:45,801 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:45,812 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:45,921 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_valuebound100.c[458,471] [2024-09-11 20:52:45,937 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:45,945 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:45,978 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_valuebound100.c[458,471] Start Parsing Local [2024-09-11 20:52:45,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:46,004 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:46,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46 WrapperNode [2024-09-11 20:52:46,005 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:46,005 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:46,005 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:46,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:46,014 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,019 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,025 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 20:52:46,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,036 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:46,037 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:46,037 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:46,037 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:46,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (1/1) ... [2024-09-11 20:52:46,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:46,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:46,065 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 20:52:46,066 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 20:52:46,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:46,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:46,097 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:46,097 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:46,097 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:46,097 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:46,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:46,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:46,149 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:46,150 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:47,721 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:47,801 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:47,801 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:47,828 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:47,828 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:47,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:47 BoogieIcfgContainer [2024-09-11 20:52:47,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:47,830 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:47,830 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:47,831 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:47,831 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 08:52:43" (1/4) ... [2024-09-11 20:52:47,832 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c279208 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,832 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:45" (2/4) ... [2024-09-11 20:52:47,832 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c279208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,833 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:46" (3/4) ... [2024-09-11 20:52:47,833 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c279208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,833 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:47" (4/4) ... [2024-09-11 20:52:47,834 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_valuebound100.c [2024-09-11 20:52:47,837 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:47,838 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:52:47,838 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:52:47,838 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-11 20:52:47,839 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L27-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:52:47,839 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 20:52:47,839 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 20:52:47,839 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location [2024-09-11 20:52:47,882 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:52:47,883 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,884 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,884 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,885 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,909 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:52:47,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,910 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,911 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,911 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,914 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:47,926 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:47,944 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:47,944 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:47,944 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:47,944 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:47,944 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:47,944 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,952 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:47,954 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:47,954 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:47,954 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:47,954 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:47,954 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:52,138 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:52,201 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:52,201 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:52,201 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:52,201 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:52,201 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:52,201 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,207 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:52,207 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,208 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:52,208 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:52,208 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:52,208 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:52,217 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:52,225 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:52:52,225 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:52,225 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:52,226 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:52,226 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:52,226 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,248 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:52:52,248 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:52,249 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:52,249 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:52,249 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:52,249 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:56,601 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:56,697 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:56,698 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:56,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:56,698 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:56,698 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:56,698 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,700 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:56,701 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,701 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:56,701 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:56,701 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:56,701 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:56,706 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:56,715 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:56,715 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:56,715 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:56,716 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:56,716 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:56,716 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,717 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:56,717 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:56,717 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:56,717 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:56,717 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:56,718 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:56,719 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:56,721 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:56,721 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5c279208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:56, skipping insertion in model container [2024-09-11 20:52:56,721 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:56,723 INFO L158 Benchmark]: Toolchain (without parser) took 10939.75ms. Allocated memory is still 75.5MB. Free memory was 40.8MB in the beginning and 35.7MB in the end (delta: 5.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,723 INFO L158 Benchmark]: Witness Parser took 1.18ms. Allocated memory is still 52.4MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:56,723 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 52.4MB. Free memory is still 27.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:56,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.45ms. Allocated memory is still 75.5MB. Free memory was 40.6MB in the beginning and 44.6MB in the end (delta: -4.0MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,724 INFO L158 Benchmark]: Boogie Preprocessor took 30.95ms. Allocated memory is still 75.5MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,725 INFO L158 Benchmark]: RCFGBuilder took 1792.26ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 47.2MB in the end (delta: -5.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,726 INFO L158 Benchmark]: Referee took 8892.01ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 35.7MB in the end (delta: 11.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-09-11 20:52:56,727 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 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 __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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 1.18ms. Allocated memory is still 52.4MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 52.4MB. Free memory is still 27.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.45ms. Allocated memory is still 75.5MB. Free memory was 40.6MB in the beginning and 44.6MB in the end (delta: -4.0MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.95ms. Allocated memory is still 75.5MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1792.26ms. Allocated memory is still 75.5MB. Free memory was 42.3MB in the beginning and 47.2MB in the end (delta: -5.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 8892.01ms. Allocated memory is still 75.5MB. Free memory was 47.2MB in the beginning and 35.7MB in the end (delta: 11.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:56,811 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