./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.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_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.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 20:48:39,688 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:48:39,757 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:48:39,763 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:48:39,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:48:39,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:48:39,797 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:48:39,798 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:48:39,799 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:48:39,800 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:48:39,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:48:39,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:48:39,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:48:39,802 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:48:39,802 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:48:39,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:48:39,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:48:39,806 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:48:39,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:48:39,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:48:39,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:48:39,807 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:48:39,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:48:39,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:48:39,808 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:48:39,808 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:48:39,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:48:39,809 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:48:39,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:48:39,809 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:48:39,810 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:48:39,810 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:48:39,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:39,811 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:48:39,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:48:39,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:48:39,811 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:48:39,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:48:39,811 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:48:39,812 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:48:39,812 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:48:39,813 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:48:39,813 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:48:40,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:48:40,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:48:40,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:48:40,053 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:48:40,053 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:48:40,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c [2024-09-11 20:48:41,291 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:48:41,431 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:48:41,431 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c [2024-09-11 20:48:41,437 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0d78f6a4a/25f6a01be5e64fe5a6e70c5b235939ec/FLAGdcde67fa9 [2024-09-11 20:48:41,447 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0d78f6a4a/25f6a01be5e64fe5a6e70c5b235939ec [2024-09-11 20:48:41,449 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:48:41,450 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:48:41,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.yml/witness-2.1.yml [2024-09-11 20:48:41,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:48:41,514 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:48:41,517 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:41,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:48:41,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:48:41,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:41" (1/2) ... [2024-09-11 20:48:41,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4074d601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:41, skipping insertion in model container [2024-09-11 20:48:41,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:41" (1/2) ... [2024-09-11 20:48:41,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13b9131e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:41, skipping insertion in model container [2024-09-11 20:48:41,525 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 08:48:41" (2/2) ... [2024-09-11 20:48:41,525 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4074d601 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:41, skipping insertion in model container [2024-09-11 20:48:41,525 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 08:48:41" (2/2) ... [2024-09-11 20:48:41,531 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:48:41,533 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((x <= 5) && ((((__int128) a * y) + r) == (b + x))) && (0 <= r)) && (r == x)) && (q == 0)) && (b < ((long long) y + 1))) || (((((((x <= 5) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (b <= (r + y))) && (0 <= r)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) [2024-09-11 20:48:41,533 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((((x <= 5) && (b == 0)) && (0 <= r)) && (r == x)) && (q == 0)) && (a == 0)) || ((((((((__int128) r + 1) <= y) && (x <= 5)) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (b <= y)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) || ((((((x <= 5) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (0 <= (r + y))) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) [2024-09-11 20:48:41,533 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:48:41,533 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:48:41,549 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:48:41,694 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_valuebound5.c[576,589] [2024-09-11 20:48:41,724 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:41,732 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:48:41,764 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_valuebound5.c[576,589] Start Parsing Local Start Parsing Local [2024-09-11 20:48:41,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:41,796 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:48:41,797 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:41 WrapperNode [2024-09-11 20:48:41,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:41,798 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:48:41,798 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:48:41,799 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:48:41,809 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,809 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,813 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,820 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 20:48:41,820 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,820 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,827 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,829 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,830 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,831 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:48:41,836 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:48:41,836 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:48:41,837 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:48:41,837 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 08:48:41" (1/1) ... [2024-09-11 20:48:41,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:41,855 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:48:41,867 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 20:48:41,869 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 20:48:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:48:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:48:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:48:41,900 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:48:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:48:41,901 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:48:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:48:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:48:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:48:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:48:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:48:41,901 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:48:41,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:48:41,953 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:48:41,954 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:48:42,206 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:48:42,267 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-09-11 20:48:42,268 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:48:42,301 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:48:42,301 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:48:42,301 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:42 BoogieIcfgContainer [2024-09-11 20:48:42,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:48:42,302 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:48:42,302 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:48:42,303 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:48:42,303 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:48:41" (1/4) ... [2024-09-11 20:48:42,303 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6c932a30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:48:42, skipping insertion in model container [2024-09-11 20:48:42,304 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 08:48:41" (2/4) ... [2024-09-11 20:48:42,307 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6c932a30 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:42, skipping insertion in model container [2024-09-11 20:48:42,307 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 08:48:41" (3/4) ... [2024-09-11 20:48:42,307 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6c932a30 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:42, skipping insertion in model container [2024-09-11 20:48:42,308 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 08:48:42" (4/4) ... [2024-09-11 20:48:42,308 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound5.c [2024-09-11 20:48:42,316 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:48:42,317 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 20:48:42,317 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 20:48:42,317 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 20:48:42,318 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 20:48:42,318 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 20:48:42,318 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 20:48:42,318 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 20:48:42,321 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 20:48:42,321 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 20:48:42,321 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 20:48:42,321 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 20:48:42,321 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 20:48:42,321 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 20:48:42,321 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 20:48:42,322 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location [2024-09-11 20:48:42,386 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:48:42,387 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,387 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,388 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,389 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,391 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,401 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:48:42,401 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,401 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,402 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,402 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,404 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,419 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:42,451 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:48:42,451 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,451 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,451 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,452 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,452 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,466 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:48:42,468 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,468 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,469 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,469 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,470 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,471 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,490 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:42,492 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,492 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,492 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,492 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,492 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,502 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:42,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,503 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,503 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,509 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,525 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:42,525 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,526 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,526 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,526 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,526 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,542 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:42,542 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,542 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,542 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,543 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,543 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,546 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,560 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:42,561 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,561 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,561 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,562 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,562 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,568 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:42,569 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,569 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,569 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,569 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,569 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,572 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,583 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:42,583 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,583 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,583 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,583 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,587 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:42,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,587 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,587 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,588 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,588 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,590 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,602 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-11 20:48:42,603 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,603 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,603 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,604 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,621 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-11 20:48:42,622 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,622 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,622 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,622 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,623 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,626 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:42,638 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:48:42,638 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,638 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,638 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,640 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,651 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:48:42,651 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,651 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,651 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,651 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,652 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,654 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to loop head mainErr3ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:42,666 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:42,666 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,666 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,667 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,667 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,667 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,678 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:42,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,678 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,678 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,678 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,679 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,681 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:42,691 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-11 20:48:42,692 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,693 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,693 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,693 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,693 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,714 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:48:42,714 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,715 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,715 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,715 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,719 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,722 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:48:42,731 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:42,731 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,731 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,731 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,731 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,731 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,734 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:42,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,735 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,735 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,735 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,735 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,737 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,744 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:48:42,744 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,745 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,745 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,745 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,745 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,750 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:48:42,750 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,750 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,751 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,751 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,751 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,752 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:42,759 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:48:42,760 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,760 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,760 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,761 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,764 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:48:42,764 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,768 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,768 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,768 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,769 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,769 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:42,776 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:48:42,776 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:42,776 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:42,776 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:42,776 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:42,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,777 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:48:42,777 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:42,777 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:42,777 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:42,777 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:42,777 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:42,781 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:48:42,783 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:48:42,785 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6c932a30 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:48:42, skipping insertion in model container [2024-09-11 20:48:42,786 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:48:42,787 INFO L158 Benchmark]: Toolchain (without parser) took 1271.92ms. Allocated memory was 153.1MB in the beginning and 241.2MB in the end (delta: 88.1MB). Free memory was 80.5MB in the beginning and 104.3MB in the end (delta: -23.8MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2024-09-11 20:48:42,787 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 153.1MB. Free memory was 107.0MB in the beginning and 106.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:48:42,787 INFO L158 Benchmark]: Witness Parser took 0.16ms. Allocated memory is still 153.1MB. Free memory was 82.6MB in the beginning and 82.5MB in the end (delta: 140.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:48:42,788 INFO L158 Benchmark]: CACSL2BoogieTranslator took 280.67ms. Allocated memory was 153.1MB in the beginning and 241.2MB in the end (delta: 88.1MB). Free memory was 80.3MB in the beginning and 208.1MB in the end (delta: -127.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-09-11 20:48:42,789 INFO L158 Benchmark]: Boogie Preprocessor took 34.31ms. Allocated memory is still 241.2MB. Free memory was 208.1MB in the beginning and 206.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:48:42,790 INFO L158 Benchmark]: RCFGBuilder took 465.28ms. Allocated memory is still 241.2MB. Free memory was 206.0MB in the beginning and 187.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:48:42,790 INFO L158 Benchmark]: Referee took 483.55ms. Allocated memory is still 241.2MB. Free memory was 187.1MB in the beginning and 104.3MB in the end (delta: 82.8MB). Peak memory consumption was 81.8MB. Max. memory is 16.1GB. [2024-09-11 20:48:42,792 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 38 to check that procedure precondition always holds at line 38. 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 loop head at line 47 to check that procedure precondition always holds at line 55. 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 loop head at line 38 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 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 loop head at line 38. 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 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 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 153.1MB. Free memory was 107.0MB in the beginning and 106.9MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.16ms. Allocated memory is still 153.1MB. Free memory was 82.6MB in the beginning and 82.5MB in the end (delta: 140.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 280.67ms. Allocated memory was 153.1MB in the beginning and 241.2MB in the end (delta: 88.1MB). Free memory was 80.3MB in the beginning and 208.1MB in the end (delta: -127.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.31ms. Allocated memory is still 241.2MB. Free memory was 208.1MB in the beginning and 206.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.28ms. Allocated memory is still 241.2MB. Free memory was 206.0MB in the beginning and 187.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 483.55ms. Allocated memory is still 241.2MB. Free memory was 187.1MB in the beginning and 104.3MB 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 20:48:42,816 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_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.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 20:48:44,585 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:48:44,647 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:48:44,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:48:44,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:48:44,677 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:48:44,678 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:48:44,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:48:44,678 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:48:44,679 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:48:44,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:48:44,679 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:48:44,679 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:48:44,680 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:48:44,680 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:48:44,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:48:44,680 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:48:44,681 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:48:44,681 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:48:44,682 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:48:44,683 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:48:44,683 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:48:44,683 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:48:44,683 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:48:44,684 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:48:44,684 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:48:44,684 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:48:44,684 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:48:44,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:48:44,685 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:48:44,685 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:48:44,685 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:48:44,686 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:48:44,686 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:48:44,686 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:44,686 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:48:44,686 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:48:44,687 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:48:44,687 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:48:44,687 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:48:44,687 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:48:44,691 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:48:44,691 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:48:44,692 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:48:44,692 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:48:44,692 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:48:44,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:48:44,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:48:44,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:48:45,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:48:45,002 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:48:45,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c [2024-09-11 20:48:46,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:48:46,534 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:48:46,535 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_valuebound5.c [2024-09-11 20:48:46,544 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/db181dc71/e1ec2290a915421a90d1f99fc0c9e2fc/FLAG419bd765f [2024-09-11 20:48:46,556 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/db181dc71/e1ec2290a915421a90d1f99fc0c9e2fc [2024-09-11 20:48:46,559 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:48:46,559 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:48:46,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_valuebound5.yml/witness-2.1.yml [2024-09-11 20:48:46,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:48:46,608 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:48:46,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:46,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:48:46,613 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:48:46,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:46" (1/2) ... [2024-09-11 20:48:46,615 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f95888 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:46, skipping insertion in model container [2024-09-11 20:48:46,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:48:46" (1/2) ... [2024-09-11 20:48:46,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@34225605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:48:46, skipping insertion in model container [2024-09-11 20:48:46,617 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 08:48:46" (2/2) ... [2024-09-11 20:48:46,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47f95888 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:46, skipping insertion in model container [2024-09-11 20:48:46,617 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 08:48:46" (2/2) ... [2024-09-11 20:48:46,624 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:48:46,626 INFO L1541 ArrayList]: Loop invariant at [L47-L59] (((((((x <= 5) && ((((__int128) a * y) + r) == (b + x))) && (0 <= r)) && (r == x)) && (q == 0)) && (b < ((long long) y + 1))) || (((((((x <= 5) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (b <= (r + y))) && (0 <= r)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) [2024-09-11 20:48:46,626 INFO L1541 ArrayList]: Loop invariant at [L38-L62] ((((((((x <= 5) && (b == 0)) && (0 <= r)) && (r == x)) && (q == 0)) && (a == 0)) || ((((((((__int128) r + 1) <= y) && (x <= 5)) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (b <= y)) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) || ((((((x <= 5) && (0 <= x)) && (x == (r + ((__int128) q * y)))) && (0 <= y)) && (0 <= (r + y))) && ((b + x) == ((((__int128) a * y) + r) + ((__int128) q * y))))) [2024-09-11 20:48:46,626 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:48:46,627 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:48:46,642 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:48:46,788 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_valuebound5.c[576,589] [2024-09-11 20:48:46,810 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:46,821 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:48:46,851 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_valuebound5.c[576,589] Start Parsing Local Start Parsing Local [2024-09-11 20:48:46,878 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:48:46,891 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:48:46,892 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:48:46 WrapperNode [2024-09-11 20:48:46,892 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:48:46,893 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:48:46,893 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:48:46,893 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:48:46,903 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,903 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,911 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,929 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 20:48:46,929 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,930 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,938 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,944 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,947 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,948 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:48:46,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:48:46,950 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:48:46,950 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:48:46,951 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 08:48:46" (1/1) ... [2024-09-11 20:48:46,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:48:46,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:48:46,983 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 20:48:46,986 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 20:48:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:48:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:48:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:48:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:48:47,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:48:47,025 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:48:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:48:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:48:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:48:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:48:47,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:48:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:48:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:48:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:48:47,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:48:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:48:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:48:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:48:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:48:47,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:48:47,093 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:48:47,096 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:48:55,077 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:48:55,137 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-09-11 20:48:55,137 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:48:55,162 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:48:55,166 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:48:55,166 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:48:55 BoogieIcfgContainer [2024-09-11 20:48:55,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:48:55,167 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:48:55,167 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:48:55,168 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:48:55,168 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:48:46" (1/4) ... [2024-09-11 20:48:55,168 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40be295d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:48:55, skipping insertion in model container [2024-09-11 20:48:55,168 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 08:48:46" (2/4) ... [2024-09-11 20:48:55,168 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40be295d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:55, skipping insertion in model container [2024-09-11 20:48:55,168 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 08:48:46" (3/4) ... [2024-09-11 20:48:55,169 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40be295d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:48:55, skipping insertion in model container [2024-09-11 20:48:55,169 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 08:48:55" (4/4) ... [2024-09-11 20:48:55,169 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_valuebound5.c [2024-09-11 20:48:55,176 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:48:55,180 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 20:48:55,180 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 20:48:55,180 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 20:48:55,180 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,181 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 20:48:55,182 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head [2024-09-11 20:48:55,221 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:48:55,223 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:55,223 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:55,224 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:55,224 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:55,226 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:55,234 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:48:55,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:55,235 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:55,235 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:55,235 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:55,238 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:55,250 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:48:55,287 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:48:55,288 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:55,288 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:55,288 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:55,288 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:55,288 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:55,301 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:48:55,301 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:55,301 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:55,302 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:55,302 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:55,302 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:55,303 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-3 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:48:55,318 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:48:55,318 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:55,318 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:55,318 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:55,319 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:55,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:55,341 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:48:55,341 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:55,341 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:55,342 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:55,342 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:55,342 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:48:59,432 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:48:59,495 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:48:59,495 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:48:59,495 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:48:59,495 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:48:59,495 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:48:59,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:59,516 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:48:59,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:48:59,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:48:59,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:48:59,517 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:48:59,517 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:03,632 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:03,688 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:49:03,688 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:03,688 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:03,689 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:03,689 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:03,689 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:03,694 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:49:03,694 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:03,695 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:03,695 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:03,695 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:03,695 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:07,799 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:07,853 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:07,854 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:07,854 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:07,854 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:07,854 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:07,854 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:07,857 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:07,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:07,858 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:07,858 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:07,858 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:07,858 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:11,967 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:12,018 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-11 20:49:12,018 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:12,020 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:12,020 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:12,020 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:12,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:12,035 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-11 20:49:12,036 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:12,036 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:12,036 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:12,036 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:12,036 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:16,229 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:16,314 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-11 20:49:16,315 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:16,317 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:16,317 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:16,317 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:16,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:16,328 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-11 20:49:16,329 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:16,329 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:16,329 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:16,329 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:16,330 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:20,438 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:20,496 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:49:20,496 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:20,496 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:20,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:20,497 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:20,497 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:20,510 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:49:20,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:20,511 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:20,511 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:20,511 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:20,511 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:20,515 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:49:20,524 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-11 20:49:20,525 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:20,525 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:20,525 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:20,525 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:20,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:20,539 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:49:20,540 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:20,540 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:20,540 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:20,540 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:20,546 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:24,695 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:24,767 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:24,767 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:24,767 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:24,767 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:24,767 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:24,767 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:24,770 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:24,770 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:24,770 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:24,774 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:24,774 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:24,774 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:28,867 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:49:28,915 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:49:28,915 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:28,916 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:28,916 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:28,916 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:28,916 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:28,930 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:49:28,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:28,930 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:28,931 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:28,931 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:28,931 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:28,935 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-3 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:49:28,941 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:49:28,941 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:28,941 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:28,941 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:28,941 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:28,941 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:28,943 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:49:28,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:28,943 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:28,943 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:28,943 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:28,943 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:28,944 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:49:28,949 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:49:28,949 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:49:28,949 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:49:28,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:49:28,950 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:49:28,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:28,950 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:49:28,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:49:28,951 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:49:28,951 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:49:28,951 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:49:28,951 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:49:28,952 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:49:28,954 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:49:28,954 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40be295d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:49:28, skipping insertion in model container [2024-09-11 20:49:28,954 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:49:28,957 INFO L158 Benchmark]: Toolchain (without parser) took 42347.84ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 38.8MB in the beginning and 73.3MB in the end (delta: -34.6MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2024-09-11 20:49:28,957 INFO L158 Benchmark]: CDTParser took 4.01ms. Allocated memory is still 79.7MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:49:28,958 INFO L158 Benchmark]: Witness Parser took 0.25ms. Allocated memory is still 79.7MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:49:28,959 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.43ms. Allocated memory is still 79.7MB. Free memory was 38.5MB in the beginning and 47.7MB in the end (delta: -9.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2024-09-11 20:49:28,959 INFO L158 Benchmark]: Boogie Preprocessor took 56.37ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:49:28,960 INFO L158 Benchmark]: RCFGBuilder took 8216.47ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 45.1MB in the beginning and 74.4MB in the end (delta: -29.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:49:28,961 INFO L158 Benchmark]: Referee took 33787.58ms. Allocated memory is still 107.0MB. Free memory was 74.4MB in the beginning and 73.3MB in the end (delta: 1.1MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-09-11 20:49:28,963 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 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 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 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 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 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 check that procedure precondition always holds at line 48. 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 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 exit of procedure __VERIFIER_assert. 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 38. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.01ms. Allocated memory is still 79.7MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.25ms. Allocated memory is still 79.7MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.43ms. Allocated memory is still 79.7MB. Free memory was 38.5MB in the beginning and 47.7MB in the end (delta: -9.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.37ms. Allocated memory is still 79.7MB. Free memory was 47.7MB in the beginning and 45.3MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 8216.47ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 45.1MB in the beginning and 74.4MB in the end (delta: -29.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 33787.58ms. Allocated memory is still 107.0MB. Free memory was 74.4MB in the beginning and 73.3MB in the end (delta: 1.1MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:49:29,034 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN