./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-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/cohendiv-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-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 20:48:36,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:48:36,666 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:48:36,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:48:36,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:48:36,687 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:48:36,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:48:36,688 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:48:36,689 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:48:36,689 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:48:36,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:48:36,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:48:36,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:48:36,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:48:36,691 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:48:36,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:48:36,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:48:36,691 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:48:36,692 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:48:36,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:48:36,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:48:36,693 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:48:36,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:48:36,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:48:36,694 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:48:36,694 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:48:36,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:48:36,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:48:36,695 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:48:36,695 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:48:36,695 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:48:36,695 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:48:36,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:36,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:48:36,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:48:36,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:48:36,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:48:36,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:48:36,697 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:48:36,697 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:48:36,697 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:48:36,699 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:48:36,699 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:48:36,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:48:36,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:48:36,924 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:48:36,925 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:48:36,925 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:48:36,926 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-11 20:48:38,295 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:48:38,442 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:48:38,443 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-11 20:48:38,450 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2f34e7a13/56fe7b3a43e14f71a76b9fb5011cebf7/FLAG3f1e09185 [2024-09-11 20:48:38,463 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2f34e7a13/56fe7b3a43e14f71a76b9fb5011cebf7 [2024-09-11 20:48:38,465 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:48:38,469 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:48:38,470 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:48:38,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:48:38,517 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:48:38,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:38,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:48:38,523 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:48:38,524 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:38" (1/2) ... [2024-09-11 20:48:38,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41fa48ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:38, skipping insertion in model container [2024-09-11 20:48:38,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:38" (1/2) ... [2024-09-11 20:48:38,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a7a5d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:38, skipping insertion in model container [2024-09-11 20:48:38,528 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 08:48:38" (2/2) ... [2024-09-11 20:48:38,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41fa48ca and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38, skipping insertion in model container [2024-09-11 20:48:38,529 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 08:48:38" (2/2) ... [2024-09-11 20:48:38,536 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:48:38,537 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((((b == 0) && (0 <= r)) && (x <= 100)) && (r == x)) && (q == 0)) && (a == 0)) || ((((((((__int128) r + 1) <= y) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (b <= y)) && (x <= 100)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) || ((((((0 <= x) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (x <= 100)) && (0 <= (r + y))) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) [2024-09-11 20:48:38,537 INFO L1541 ArrayList]: Loop invariant at [L47-L59] ((((((((0 <= x) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (b <= (r + y))) && (0 <= r)) && (x <= 100)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y)))) || (((((((((__int128) a * y) + r) == (b + x)) && (b <= y)) && (0 <= r)) && (x <= 100)) && (r == x)) && (q == 0))) [2024-09-11 20:48:38,537 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:48:38,537 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:48:38,553 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:48:38,782 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/cohendiv-ll_valuebound100.c[576,589] [2024-09-11 20:48:38,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:38,835 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:48:38,873 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/cohendiv-ll_valuebound100.c[576,589] Start Parsing Local Start Parsing Local [2024-09-11 20:48:38,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:38,923 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:48:38,923 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38 WrapperNode [2024-09-11 20:48:38,924 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:38,924 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:48:38,924 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:48:38,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:48:38,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,952 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,960 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:48:38,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,967 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,968 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,968 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,970 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:48:38,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:48:38,971 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:48:38,971 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:48:38,972 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (1/1) ... [2024-09-11 20:48:38,976 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:38,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:48:38,996 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 20:48:39,001 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 20:48:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:48:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:48:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:48:39,048 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:48:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:48:39,050 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:48:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:48:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:48:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:48:39,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:48:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:48:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:48:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:48:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:48:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:48:39,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:48:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:48:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:48:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:48:39,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:48:39,114 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:48:39,116 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:48:39,359 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:48:39,391 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-09-11 20:48:39,391 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:48:39,409 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:48:39,409 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:48:39,410 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:39 BoogieIcfgContainer [2024-09-11 20:48:39,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:48:39,410 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:48:39,410 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:48:39,411 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:48:39,411 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:48:38" (1/4) ... [2024-09-11 20:48:39,411 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@747055cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:48:39, skipping insertion in model container [2024-09-11 20:48:39,411 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 08:48:38" (2/4) ... [2024-09-11 20:48:39,412 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@747055cf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:39, skipping insertion in model container [2024-09-11 20:48:39,412 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:38" (3/4) ... [2024-09-11 20:48:39,412 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@747055cf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:39, skipping insertion in model container [2024-09-11 20:48:39,412 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:39" (4/4) ... [2024-09-11 20:48:39,413 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound100.c [2024-09-11 20:48:39,419 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:48:39,420 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:39,420 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:48:39,420 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:39,420 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:48:39,421 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:48:39,421 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 20:48:39,422 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 20:48:39,422 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-11 20:48:39,469 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:48:39,471 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,471 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,472 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,473 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,475 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,484 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:48:39,485 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,485 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,485 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,486 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,488 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,506 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:39,527 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:48:39,527 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,527 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,527 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,528 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,528 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,541 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:48:39,542 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,542 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,542 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,542 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,543 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,544 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,559 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:39,559 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,559 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,559 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,560 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,560 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,568 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:39,568 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,568 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,568 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,568 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,569 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,571 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,587 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:39,587 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,588 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,588 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,588 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,607 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:39,607 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,607 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,607 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,607 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,608 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,611 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,626 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:39,626 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,626 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,626 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,626 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,627 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,638 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:39,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,638 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,638 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,639 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,639 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,642 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,653 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:39,653 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,654 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,654 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,654 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,654 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,659 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:39,659 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,659 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,659 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,660 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,660 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,662 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,674 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-11 20:48:39,674 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,674 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,674 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,674 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,696 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-11 20:48:39,697 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,697 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,697 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,697 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,698 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,701 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:39,710 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:48:39,712 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,712 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,713 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,713 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,726 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:48:39,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,728 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,728 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,728 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,731 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:39,745 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:39,745 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,745 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,757 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:39,757 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,758 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,758 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,758 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,758 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,762 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:39,776 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-11 20:48:39,776 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,776 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,776 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,776 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,801 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:48:39,801 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,801 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,801 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,801 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,805 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,808 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:39,815 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:39,815 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,815 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,815 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,815 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,816 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,819 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:39,820 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,820 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,820 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,820 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,820 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,822 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,829 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:48:39,830 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,830 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,830 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,830 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,830 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,835 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:48:39,835 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,835 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,835 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,836 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,836 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,837 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:39,844 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:48:39,844 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,844 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,844 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,844 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,844 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,846 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:48:39,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,846 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,846 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,846 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,847 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,848 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:39,854 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:39,854 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:39,855 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:39,855 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:39,855 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:39,855 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,855 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:39,856 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:39,856 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:39,856 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:39,856 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:39,856 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:39,857 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:48:39,859 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:48:39,860 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@747055cf and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:48:39, skipping insertion in model container [2024-09-11 20:48:39,860 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:48:39,861 INFO L158 Benchmark]: Toolchain (without parser) took 1343.60ms. Allocated memory was 157.3MB in the beginning and 228.6MB in the end (delta: 71.3MB). Free memory was 83.5MB in the beginning and 111.5MB in the end (delta: -28.0MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2024-09-11 20:48:39,861 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 157.3MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:48:39,862 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 157.3MB. Free memory was 85.8MB in the beginning and 85.5MB in the end (delta: 233.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:48:39,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.91ms. Allocated memory is still 157.3MB. Free memory was 83.5MB in the beginning and 69.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:48:39,862 INFO L158 Benchmark]: Boogie Preprocessor took 45.69ms. Allocated memory is still 157.3MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:48:39,863 INFO L158 Benchmark]: RCFGBuilder took 439.03ms. Allocated memory was 157.3MB in the beginning and 228.6MB in the end (delta: 71.3MB). Free memory was 67.2MB in the beginning and 194.4MB in the end (delta: -127.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-09-11 20:48:39,863 INFO L158 Benchmark]: Referee took 449.64ms. Allocated memory is still 228.6MB. Free memory was 194.4MB in the beginning and 111.5MB in the end (delta: 82.8MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-09-11 20:48:39,865 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 47 to check that procedure precondition always holds at line 55. 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 16. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. 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 47 to loop head at line 38. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 157.3MB. Free memory is still 109.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.20ms. Allocated memory is still 157.3MB. Free memory was 85.8MB in the beginning and 85.5MB in the end (delta: 233.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.91ms. Allocated memory is still 157.3MB. Free memory was 83.5MB in the beginning and 69.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.69ms. Allocated memory is still 157.3MB. Free memory was 69.3MB in the beginning and 67.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.03ms. Allocated memory was 157.3MB in the beginning and 228.6MB in the end (delta: 71.3MB). Free memory was 67.2MB in the beginning and 194.4MB in the end (delta: -127.2MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Referee took 449.64ms. Allocated memory is still 228.6MB. Free memory was 194.4MB in the beginning and 111.5MB in the end (delta: 82.8MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:48:39,882 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, 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/cohendiv-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-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 20:48:42,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:48:42,109 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:48:42,114 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:48:42,115 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:48:42,135 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:48:42,136 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:48:42,136 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:48:42,137 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:48:42,137 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:48:42,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:48:42,138 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:48:42,138 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:48:42,140 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:48:42,141 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:48:42,141 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:48:42,141 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:48:42,141 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:48:42,141 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:48:42,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:48:42,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:48:42,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:48:42,143 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:48:42,143 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:48:42,145 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:48:42,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:48:42,146 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:48:42,146 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:48:42,146 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:48:42,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:48:42,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:48:42,146 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:48:42,147 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:48:42,147 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:48:42,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:42,147 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:48:42,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:48:42,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:48:42,148 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:48:42,148 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:48:42,148 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:48:42,150 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:48:42,150 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:48:42,150 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:48:42,150 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:48:42,151 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:48:42,401 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:48:42,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:48:42,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:48:42,427 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:48:42,428 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:48:42,429 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-11 20:48:43,815 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:48:43,949 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:48:43,949 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound100.c [2024-09-11 20:48:43,955 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/b43eb1824/b1482e5e15c440048430e5b99fc498fc/FLAGe5fc270cd [2024-09-11 20:48:43,967 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/b43eb1824/b1482e5e15c440048430e5b99fc498fc [2024-09-11 20:48:43,970 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:48:43,971 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:48:43,971 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:48:44,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:48:44,018 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:48:44,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:44,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:48:44,024 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:48:44,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:43" (1/2) ... [2024-09-11 20:48:44,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513a9f36 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:44, skipping insertion in model container [2024-09-11 20:48:44,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:43" (1/2) ... [2024-09-11 20:48:44,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ac7057 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:44, skipping insertion in model container [2024-09-11 20:48:44,028 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 08:48:44" (2/2) ... [2024-09-11 20:48:44,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513a9f36 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44, skipping insertion in model container [2024-09-11 20:48:44,029 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 08:48:44" (2/2) ... [2024-09-11 20:48:44,038 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:48:44,039 INFO L1541 ArrayList]: Loop invariant at [L47-L59] ((((((((0 <= x) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (b <= (r + y))) && (0 <= r)) && (x <= 100)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y)))) || (((((((((__int128) a * y) + r) == (b + x)) && (b <= y)) && (0 <= r)) && (x <= 100)) && (r == x)) && (q == 0))) [2024-09-11 20:48:44,039 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((((b == 0) && (0 <= r)) && (x <= 100)) && (r == x)) && (q == 0)) && (a == 0)) || ((((((((__int128) r + 1) <= y) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (b <= y)) && (x <= 100)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) || ((((((0 <= x) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (x <= 100)) && (0 <= (r + y))) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) [2024-09-11 20:48:44,039 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:48:44,039 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:48:44,054 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:48:44,184 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/cohendiv-ll_valuebound100.c[576,589] [2024-09-11 20:48:44,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:44,219 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:48:44,251 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/cohendiv-ll_valuebound100.c[576,589] Start Parsing Local Start Parsing Local [2024-09-11 20:48:44,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:44,296 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:48:44,297 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44 WrapperNode [2024-09-11 20:48:44,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:44,298 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:48:44,298 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:48:44,298 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:48:44,309 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,319 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,334 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:48:44,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,345 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,349 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,354 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:48:44,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:48:44,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:48:44,361 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:48:44,363 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (1/1) ... [2024-09-11 20:48:44,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:44,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:48:44,409 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 20:48:44,420 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 20:48:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:48:44,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:48:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:48:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:48:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:48:44,459 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:48:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:48:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:48:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:48:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:48:44,459 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:48:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:48:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:48:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:48:44,460 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:48:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:48:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:48:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:48:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:48:44,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:48:44,526 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:48:44,528 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:48:51,806 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:48:51,915 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-09-11 20:48:51,916 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:48:51,934 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:48:51,935 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:48:51,935 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:51 BoogieIcfgContainer [2024-09-11 20:48:51,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:48:51,936 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:48:51,936 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:48:51,937 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:48:51,937 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:48:43" (1/4) ... [2024-09-11 20:48:51,937 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d722347 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:48:51, skipping insertion in model container [2024-09-11 20:48:51,937 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 08:48:44" (2/4) ... [2024-09-11 20:48:51,938 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d722347 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:51, skipping insertion in model container [2024-09-11 20:48:51,938 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:44" (3/4) ... [2024-09-11 20:48:51,938 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d722347 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:51, skipping insertion in model container [2024-09-11 20:48:51,938 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:51" (4/4) ... [2024-09-11 20:48:51,940 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound100.c [2024-09-11 20:48:51,943 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:48:51,943 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:51,944 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:48:51,944 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:51,944 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:48:51,944 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:48:51,944 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:48:51,944 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:48:51,945 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-3 to LOOP_INVARIANT_ERROR_LOC mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-11 20:48:51,945 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:48:51,945 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-09-11 20:48:51,945 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:48:51,945 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-3 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:48:51,945 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 20:48:51,945 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 20:48:51,945 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:48:51,983 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:48:51,984 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:51,984 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:51,984 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:51,985 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:51,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:51,993 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:48:51,994 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:51,994 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:51,994 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:51,995 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:51,996 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:52,008 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:52,046 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:48:52,046 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:52,046 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:52,047 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:52,047 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:52,047 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:52,059 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:48:52,059 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:52,059 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:52,059 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:52,059 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:52,060 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:52,062 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:52,078 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:52,078 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:52,078 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:52,078 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:52,078 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:52,079 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:52,086 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:52,086 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:52,087 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:52,087 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:52,087 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:52,087 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:56,213 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:48:56,278 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:56,278 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:56,278 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:56,278 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:56,279 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:56,279 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:56,319 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:56,320 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:56,320 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:56,320 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:56,320 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:56,320 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:00,466 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:00,540 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:49:00,540 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:00,540 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:00,541 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:00,541 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:00,541 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:00,546 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:49:00,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:00,546 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:00,547 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:00,547 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:00,547 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:04,670 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:04,737 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:04,738 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:04,738 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:04,738 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:04,738 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:04,738 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:04,741 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:04,741 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:04,741 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:04,742 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:04,742 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:04,742 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:08,858 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:08,920 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-11 20:49:08,921 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:08,921 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:08,921 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:08,921 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:08,921 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:08,937 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-11 20:49:08,937 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:08,938 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:08,938 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:08,938 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:08,938 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:13,111 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:13,190 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:49:13,190 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:13,191 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:13,191 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:13,191 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:13,191 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:13,199 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:49:13,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:13,200 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:13,200 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:13,200 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:13,200 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:17,322 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:17,386 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:49:17,390 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:17,390 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:17,390 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:17,390 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:17,390 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:17,414 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:49:17,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:17,414 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:17,414 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:17,414 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:17,414 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:17,422 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:17,456 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-11 20:49:17,456 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:17,456 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:17,456 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:17,456 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:17,456 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:17,484 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:49:17,484 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:17,484 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:17,484 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:17,484 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:17,488 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:21,676 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:21,758 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:21,758 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:21,758 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:21,758 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:21,759 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:21,759 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:21,761 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:21,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:21,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:21,761 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:21,762 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:21,762 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:25,874 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:25,932 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:49:25,932 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:25,933 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:25,933 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:25,933 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:25,933 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:25,938 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:49:25,938 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:25,938 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:25,939 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:25,939 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:25,939 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:25,941 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:49:25,948 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:49:25,948 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:25,948 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:25,948 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:25,948 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:25,949 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:25,951 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:49:25,952 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:25,952 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:25,952 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:25,952 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:25,952 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:25,954 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:49:25,961 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:25,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:25,962 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:25,962 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:25,962 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:25,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:25,963 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:25,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:25,963 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:25,963 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:25,963 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:25,963 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:25,965 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:49:25,967 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:49:25,970 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7d722347 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:49:25, skipping insertion in model container [2024-09-11 20:49:25,970 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:49:25,971 INFO L158 Benchmark]: Toolchain (without parser) took 41953.04ms. Allocated memory is still 102.8MB. Free memory was 59.6MB in the beginning and 46.9MB in the end (delta: 12.7MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2024-09-11 20:49:25,972 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 54.5MB. Free memory is still 23.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:49:25,972 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:49:25,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.95ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 44.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:49:25,972 INFO L158 Benchmark]: Boogie Preprocessor took 61.71ms. Allocated memory is still 102.8MB. Free memory was 44.8MB in the beginning and 42.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:49:25,973 INFO L158 Benchmark]: RCFGBuilder took 7575.06ms. Allocated memory is still 102.8MB. Free memory was 42.2MB in the beginning and 62.7MB in the end (delta: -20.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2024-09-11 20:49:25,973 INFO L158 Benchmark]: Referee took 34034.07ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 46.9MB in the end (delta: 15.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2024-09-11 20:49:25,975 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 47 to loop head at line 38. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 55. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 47 to loop head at line 47. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 47. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 38. 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 16. Annotation is valid for all loop-free paths from loop head at line 47 to check that procedure precondition always holds at line 49. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 54.5MB. Free memory is still 23.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.95ms. Allocated memory is still 102.8MB. Free memory was 59.3MB in the beginning and 44.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.71ms. Allocated memory is still 102.8MB. Free memory was 44.8MB in the beginning and 42.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 7575.06ms. Allocated memory is still 102.8MB. Free memory was 42.2MB in the beginning and 62.7MB in the end (delta: -20.5MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Referee took 34034.07ms. Allocated memory is still 102.8MB. Free memory was 62.7MB in the beginning and 46.9MB in the end (delta: 15.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:49:26,057 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN