./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound5.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_unwindbound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound5.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 20:52:39,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:39,428 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:52:39,433 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:39,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:39,458 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:39,458 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:39,458 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:39,459 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:39,459 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:39,459 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:39,460 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:39,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:39,462 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:39,462 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:39,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:39,463 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:39,464 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:39,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:52:39,464 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:39,465 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:39,465 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:39,465 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:39,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:39,466 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:39,466 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:39,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:39,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:39,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:39,468 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:39,468 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:39,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:39,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:39,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:39,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:39,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:39,470 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:52:39,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:52:39,470 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:39,470 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:39,471 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:39,474 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:39,475 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:39,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:39,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:39,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:39,717 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:39,718 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:39,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound5.yml/witness-2.1.yml [2024-09-11 20:52:39,778 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:39,779 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:39,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c [2024-09-11 20:52:41,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:41,358 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:41,358 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c [2024-09-11 20:52:41,364 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/cade42eb1/e0fcecc9e3d4456596d3f8a0c648a3c2/FLAGe50239cdc [2024-09-11 20:52:41,742 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/cade42eb1/e0fcecc9e3d4456596d3f8a0c648a3c2 [2024-09-11 20:52:41,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:41,744 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:41,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:41,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:41,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:41,751 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 20:52:41,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c234258 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,752 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 20:52:41,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@52c2be7c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:41" (2/2) ... [2024-09-11 20:52:41,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c234258 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:41, skipping insertion in model container [2024-09-11 20:52:41,756 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:41" (2/2) ... [2024-09-11 20:52:41,763 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:41,763 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:41,764 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:41,780 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:41,942 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_unwindbound5.c[458,471] [2024-09-11 20:52:41,973 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:41,982 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:42,021 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_unwindbound5.c[458,471] Start Parsing Local [2024-09-11 20:52:42,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:42,053 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:42,053 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42 WrapperNode [2024-09-11 20:52:42,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:42,054 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:42,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:42,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:42,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,072 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,083 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 20:52:42,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,087 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,091 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,092 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:42,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:42,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:42,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:42,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (1/1) ... [2024-09-11 20:52:42,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:42,109 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:42,122 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 20:52:42,124 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 20:52:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:42,165 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:42,166 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:42,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:52:42,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:42,227 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:42,229 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:42,382 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:42,445 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:42,445 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:42,476 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:42,478 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:42,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:42 BoogieIcfgContainer [2024-09-11 20:52:42,479 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:42,479 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:42,479 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:42,480 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:42,480 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 20:52:42,481 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54837bb0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,481 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:41" (2/4) ... [2024-09-11 20:52:42,483 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54837bb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,483 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:42" (3/4) ... [2024-09-11 20:52:42,483 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54837bb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,483 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:42" (4/4) ... [2024-09-11 20:52:42,484 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound5.c [2024-09-11 20:52:42,488 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:42,489 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 20:52:42,489 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 20:52:42,490 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 20:52:42,490 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 20:52:42,490 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 20:52:42,490 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 20:52:42,491 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 loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:52:42,543 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:42,546 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,546 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,547 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,548 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,582 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:52:42,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,585 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,585 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,596 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,614 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:42,636 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:42,636 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,636 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,637 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,637 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,637 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,654 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:42,655 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,655 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,655 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,655 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,656 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,658 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:52:42,677 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:52:42,677 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,677 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,678 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,678 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,680 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:52:42,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,681 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,682 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,682 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,682 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,688 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:42,705 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:52:42,705 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,705 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,705 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,705 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,706 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,724 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:52:42,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,725 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,725 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,725 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,726 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,728 INFO L514 InvariantChecker]: The annotation(s) from loop head L27-4 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:42,742 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:42,743 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,743 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,743 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,743 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,743 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,747 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:42,748 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,748 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,749 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,749 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,750 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,753 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:42,763 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:42,764 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:42,764 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:42,764 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:42,764 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:42,765 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,767 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:42,768 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:42,768 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:42,768 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:42,768 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:42,769 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:42,771 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:42,774 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:52:42,774 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54837bb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:42, skipping insertion in model container [2024-09-11 20:52:42,775 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:42,777 INFO L158 Benchmark]: Toolchain (without parser) took 1031.63ms. Allocated memory is still 174.1MB. Free memory was 143.1MB in the beginning and 91.8MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,778 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:42,779 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:42,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.72ms. Allocated memory is still 174.1MB. Free memory was 143.1MB in the beginning and 130.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,781 INFO L158 Benchmark]: Boogie Preprocessor took 41.21ms. Allocated memory is still 174.1MB. Free memory was 130.1MB in the beginning and 128.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,781 INFO L158 Benchmark]: RCFGBuilder took 382.79ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 114.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,781 INFO L158 Benchmark]: Referee took 295.39ms. Allocated memory is still 174.1MB. Free memory was 114.0MB in the beginning and 91.8MB in the end (delta: 22.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:42,784 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from loop head at line 27 to check that procedure precondition always holds at line 27. Annotation is valid for all loop-free paths from loop head at line 27 to loop head at line 27. 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 0.18ms. Allocated memory is still 121.6MB. Free memory was 83.6MB in the beginning and 83.5MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.17ms. Allocated memory is still 121.6MB. Free memory is still 95.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.72ms. Allocated memory is still 174.1MB. Free memory was 143.1MB in the beginning and 130.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.21ms. Allocated memory is still 174.1MB. Free memory was 130.1MB in the beginning and 128.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 382.79ms. Allocated memory is still 174.1MB. Free memory was 128.0MB in the beginning and 114.0MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 295.39ms. Allocated memory is still 174.1MB. Free memory was 114.0MB in the beginning and 91.8MB in the end (delta: 22.3MB). 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 20:52:42,814 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_unwindbound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound5.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 20:52:45,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:52:45,085 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:52:45,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:52:45,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:52:45,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:52:45,124 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:52:45,125 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:52:45,126 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:52:45,127 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:52:45,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:52:45,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:52:45,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:52:45,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:52:45,133 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:52:45,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:52:45,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:52:45,134 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:52:45,134 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:52:45,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:52:45,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:52:45,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:52:45,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:52:45,136 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:52:45,136 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:52:45,136 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:52:45,137 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:52:45,137 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:52:45,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:52:45,137 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:52:45,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:52:45,138 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:52:45,138 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:52:45,138 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:52:45,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:45,148 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:52:45,149 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:52:45,149 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:52:45,150 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:52:45,150 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:52:45,151 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:52:45,151 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:52:45,151 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:52:45,151 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:52:45,151 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:52:45,151 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:52:45,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:52:45,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:52:45,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:52:45,484 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:52:45,485 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:52:45,487 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/ps3-ll_unwindbound5.yml/witness-2.1.yml [2024-09-11 20:52:45,544 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:52:45,545 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:52:45,545 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c [2024-09-11 20:52:47,101 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:52:47,269 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:52:47,270 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/ps3-ll_unwindbound5.c [2024-09-11 20:52:47,284 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5566da471/1cf59f10b5c540ae935267e63f2be85f/FLAGa51c180a0 [2024-09-11 20:52:47,670 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5566da471/1cf59f10b5c540ae935267e63f2be85f [2024-09-11 20:52:47,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:52:47,673 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:52:47,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:47,676 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:52:47,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:52:47,681 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 08:52:45" (1/2) ... [2024-09-11 20:52:47,684 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1384bd81 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,686 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 08:52:45" (1/2) ... [2024-09-11 20:52:47,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@743a872c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:47" (2/2) ... [2024-09-11 20:52:47,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1384bd81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47, skipping insertion in model container [2024-09-11 20:52:47,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:52:47" (2/2) ... [2024-09-11 20:52:47,696 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:52:47,697 INFO L1541 ArrayList]: Loop invariant at [L27-L36] (((__int128) 6 * x) == (((3 * ((__int128) y * y)) + ((((__int128) y * y) * y) * 2)) + y)) [2024-09-11 20:52:47,697 INFO L1541 ArrayList]: Function contract at [L9]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:52:47,713 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:52:47,876 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_unwindbound5.c[458,471] [2024-09-11 20:52:47,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:47,921 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:52:47,960 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_unwindbound5.c[458,471] Start Parsing Local [2024-09-11 20:52:47,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:52:47,995 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:52:47,996 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47 WrapperNode [2024-09-11 20:52:47,996 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:52:47,997 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:52:47,997 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:52:47,997 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:52:48,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,010 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,017 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,027 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 20:52:48,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,039 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,044 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,046 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,051 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:52:48,054 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:52:48,054 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:52:48,054 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:52:48,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (1/1) ... [2024-09-11 20:52:48,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:52:48,075 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:52:48,090 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 20:52:48,093 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 20:52:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:52:48,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:52:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:52:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:52:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:52:48,137 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:52:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:52:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:52:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:52:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:52:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_short [2024-09-11 20:52:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:52:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:52:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:52:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:52:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:52:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:52:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:52:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:52:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:52:48,214 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:52:48,217 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:52:50,620 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:52:50,707 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-09-11 20:52:50,707 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:52:50,732 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:52:50,732 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:52:50,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:50 BoogieIcfgContainer [2024-09-11 20:52:50,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:52:50,733 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:52:50,733 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:52:50,734 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:52:50,734 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 08:52:45" (1/4) ... [2024-09-11 20:52:50,741 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@510f597 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:52:50, skipping insertion in model container [2024-09-11 20:52:50,741 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:52:47" (2/4) ... [2024-09-11 20:52:50,741 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@510f597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:50, skipping insertion in model container [2024-09-11 20:52:50,741 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:52:47" (3/4) ... [2024-09-11 20:52:50,742 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@510f597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:52:50, skipping insertion in model container [2024-09-11 20:52:50,742 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:52:50" (4/4) ... [2024-09-11 20:52:50,744 INFO L79 RefereeObserver]: Analyzing ICFG ps3-ll_unwindbound5.c [2024-09-11 20:52:50,747 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:52:50,747 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 20:52:50,747 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 20:52:50,748 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 20:52:50,748 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 20:52:50,748 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 20:52:50,748 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 20:52:50,748 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 20:52:50,795 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:50,796 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:50,797 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:50,797 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:50,799 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:50,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:50,872 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:52:50,874 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:50,874 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:50,874 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:50,874 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:50,884 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:55,091 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:55,159 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:52:55,159 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:55,160 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:55,160 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:55,160 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:55,160 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:55,172 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:52:55,173 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:55,173 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:55,173 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:55,173 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:55,173 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:59,355 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:59,417 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-11 20:52:59,418 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:59,418 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:59,418 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:59,418 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:59,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,430 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-11 20:52:59,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,431 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:59,431 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:59,431 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:59,431 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:59,436 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:59,448 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:52:59,448 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:59,448 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:59,448 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:59,449 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:59,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,470 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:52:59,470 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:59,471 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:59,471 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:59,471 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:59,471 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,855 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:53:03,970 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:53:03,971 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,971 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,971 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,971 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,971 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,976 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:53:03,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,976 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:03,976 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:03,977 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:03,977 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:03,984 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:53:03,994 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:53:03,994 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:53:03,994 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:53:03,994 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:53:03,995 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:53:03,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:03,999 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:53:04,000 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:53:04,000 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:53:04,001 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:53:04,001 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:53:04,001 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:53:04,002 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:53:04,005 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:53:04,006 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@510f597 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:53:04, skipping insertion in model container [2024-09-11 20:53:04,006 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:53:04,008 INFO L158 Benchmark]: Toolchain (without parser) took 16334.15ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 40.9MB in the beginning and 33.9MB in the end (delta: 7.0MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,008 INFO L158 Benchmark]: Witness Parser took 0.23ms. Allocated memory is still 48.2MB. Free memory was 23.5MB in the beginning and 23.4MB in the end (delta: 60.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:04,009 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 48.2MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:53:04,009 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.74ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 26.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,010 INFO L158 Benchmark]: Boogie Preprocessor took 56.36ms. Allocated memory is still 60.8MB. Free memory was 26.5MB in the beginning and 40.1MB in the end (delta: -13.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,010 INFO L158 Benchmark]: RCFGBuilder took 2678.22ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 24.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,011 INFO L158 Benchmark]: Referee took 13273.35ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 24.0MB in the beginning and 33.9MB in the end (delta: -10.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2024-09-11 20:53:04,014 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. 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. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 11. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 27. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.23ms. Allocated memory is still 48.2MB. Free memory was 23.5MB in the beginning and 23.4MB in the end (delta: 60.8kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.08ms. Allocated memory is still 48.2MB. Free memory was 31.5MB in the beginning and 31.5MB in the end (delta: 43.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.74ms. Allocated memory is still 60.8MB. Free memory was 40.7MB in the beginning and 26.5MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.36ms. Allocated memory is still 60.8MB. Free memory was 26.5MB in the beginning and 40.1MB in the end (delta: -13.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2678.22ms. Allocated memory is still 60.8MB. Free memory was 39.8MB in the beginning and 24.0MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 13273.35ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 24.0MB in the beginning and 33.9MB in the end (delta: -10.0MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:53:04,121 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