./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound100.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound100.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:41,111 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:41,160 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:41,164 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:41,164 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:41,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:41,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:41,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:41,228 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:41,228 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:41,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:41,229 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:41,230 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:41,233 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:41,233 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:41,234 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:41,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:41,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:41,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:41,238 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:41,239 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:41,240 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:41,240 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:41,240 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:41,241 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:41,241 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:41,242 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:41,242 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:41,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:41,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:41,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:41,244 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:41,244 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:41,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:41,245 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:41,245 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:41,246 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:41,246 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:41,246 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:41,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:41,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:41,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:41,522 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:41,522 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:41,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2024-09-11 20:51:42,954 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:43,136 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:43,140 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2024-09-11 20:51:43,151 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3287ceb1c/73aea5737b914754b3ff51e8f6d9a74e/FLAGf9ceafbb7 [2024-09-11 20:51:43,163 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3287ceb1c/73aea5737b914754b3ff51e8f6d9a74e [2024-09-11 20:51:43,166 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:43,166 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:43,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:51:43,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:43,215 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:43,216 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:43,217 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:43,222 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:43,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:43" (1/2) ... [2024-09-11 20:51:43,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4366b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:43" (1/2) ... [2024-09-11 20:51:43,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7274b68d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,227 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 08:51:43" (2/2) ... [2024-09-11 20:51:43,227 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4366b51 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,227 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 08:51:43" (2/2) ... [2024-09-11 20:51:43,236 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:43,237 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:43,237 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:43,237 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:43,257 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:43,424 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/prod4br-ll_valuebound100.c[524,537] [2024-09-11 20:51:43,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:43,452 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:43,485 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/prod4br-ll_valuebound100.c[524,537] Start Parsing Local [2024-09-11 20:51:43,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:43,514 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:43,515 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:43 WrapperNode [2024-09-11 20:51:43,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:43,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:43,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:43,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:43,526 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,527 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,532 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,543 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 20:51:43,543 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,543 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,548 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,551 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,553 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,554 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,555 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:43,556 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:43,556 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:43,556 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:43,557 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 08:51:43" (1/1) ... [2024-09-11 20:51:43,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:43,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:43,584 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 20:51:43,586 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 20:51:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:43,628 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:43,630 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:43,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:43,631 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:43,632 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:43,691 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:43,693 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:43,870 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:43,909 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:43,909 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:43,935 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:43,936 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:43,936 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:43 BoogieIcfgContainer [2024-09-11 20:51:43,936 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:43,937 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:43,937 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:43,938 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:43,938 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:43" (1/4) ... [2024-09-11 20:51:43,938 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d607860 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,939 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 08:51:43" (2/4) ... [2024-09-11 20:51:43,939 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d607860 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,939 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 08:51:43" (3/4) ... [2024-09-11 20:51:43,939 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d607860 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:43, skipping insertion in model container [2024-09-11 20:51:43,940 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 08:51:43" (4/4) ... [2024-09-11 20:51:43,942 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound100.c [2024-09-11 20:51:43,949 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:43,950 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 20:51:43,950 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:43,950 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:43,951 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 20:51:43,951 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:43,951 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 20:51:43,952 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 20:51:43,952 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:43,952 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 3 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 [2024-09-11 20:51:43,995 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:43,996 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:43,996 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:43,997 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,000 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,008 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:44,009 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,009 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,009 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,010 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,012 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,027 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:44,047 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:44,047 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,047 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,048 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,048 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,048 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,059 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:44,059 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,059 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,059 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,059 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,062 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,066 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:44,085 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:44,086 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,086 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,086 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,086 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,086 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,091 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:44,091 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,091 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,091 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,091 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,091 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,093 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:44,114 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:44,114 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,114 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,115 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,115 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,115 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,132 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:44,132 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,132 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,132 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,132 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,132 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,134 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:44,162 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:51:44,162 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,162 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,162 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,162 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,162 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,219 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:51:44,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,219 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,219 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,219 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,230 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,237 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:44,254 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:44,255 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,255 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,255 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,255 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,256 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,259 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:44,259 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,259 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,259 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,259 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,260 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,262 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:44,277 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:44,278 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,278 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,278 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,278 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,278 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,280 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:44,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,281 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,281 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,286 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:44,303 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:51:44,303 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:44,303 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:44,304 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:44,304 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:44,304 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,354 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:51:44,354 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:44,354 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:44,354 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:44,355 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:44,361 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:44,366 INFO L514 InvariantChecker]: The annotation(s) from loop head L47-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:44,375 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:44,375 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1d607860 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:44, skipping insertion in model container [2024-09-11 20:51:44,375 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:44,377 INFO L158 Benchmark]: Toolchain (without parser) took 1161.45ms. Allocated memory is still 178.3MB. Free memory was 125.6MB in the beginning and 148.7MB in the end (delta: -23.1MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,378 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 178.3MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:44,378 INFO L158 Benchmark]: Witness Parser took 0.13ms. Allocated memory is still 178.3MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:44,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.70ms. Allocated memory is still 178.3MB. Free memory was 124.9MB in the beginning and 110.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,379 INFO L158 Benchmark]: Boogie Preprocessor took 39.84ms. Allocated memory is still 178.3MB. Free memory was 110.2MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,380 INFO L158 Benchmark]: RCFGBuilder took 380.03ms. Allocated memory is still 178.3MB. Free memory was 108.1MB in the beginning and 92.0MB in the end (delta: 16.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,380 INFO L158 Benchmark]: Referee took 438.51ms. Allocated memory is still 178.3MB. Free memory was 91.3MB in the beginning and 148.7MB in the end (delta: -57.3MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2024-09-11 20:51:44,384 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. 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 34 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to loop head at line 34. Annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 178.3MB. Free memory is still 146.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.13ms. Allocated memory is still 178.3MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.70ms. Allocated memory is still 178.3MB. Free memory was 124.9MB in the beginning and 110.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.84ms. Allocated memory is still 178.3MB. Free memory was 110.2MB in the beginning and 108.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 380.03ms. Allocated memory is still 178.3MB. Free memory was 108.1MB in the beginning and 92.0MB in the end (delta: 16.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 438.51ms. Allocated memory is still 178.3MB. Free memory was 91.3MB in the beginning and 148.7MB in the end (delta: -57.3MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:44,422 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c ../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound100.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:46,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:46,795 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:46,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:46,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:46,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:46,838 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:46,838 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:46,839 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:46,843 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:46,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:46,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:46,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:46,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:46,845 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:46,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:46,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:46,845 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:46,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:46,846 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:46,846 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:46,847 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:46,847 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:46,848 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:46,848 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:46,848 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:46,848 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:46,849 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:46,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:46,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:46,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:46,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:46,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:46,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:46,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:46,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:46,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:46,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:46,856 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:46,856 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:46,857 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:46,857 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:46,857 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:46,857 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:46,858 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:46,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:47,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:47,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:47,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:47,194 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:47,195 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:47,197 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2024-09-11 20:51:48,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:48,879 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:48,879 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/prod4br-ll_valuebound100.c [2024-09-11 20:51:48,890 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/ec90b4104/98a4fd1aa69044e8b4c13bcedd1c0f3f/FLAG402187a96 [2024-09-11 20:51:49,208 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/ec90b4104/98a4fd1aa69044e8b4c13bcedd1c0f3f [2024-09-11 20:51:49,211 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:49,212 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:49,214 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/prod4br-ll_valuebound100.yml/witness-2.1.yml [2024-09-11 20:51:49,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:49,271 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:49,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:49,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:49,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:49,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:49" (1/2) ... [2024-09-11 20:51:49,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6065ec32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:49, skipping insertion in model container [2024-09-11 20:51:49,281 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:49" (1/2) ... [2024-09-11 20:51:49,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48bbd26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:49, skipping insertion in model container [2024-09-11 20:51:49,282 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 08:51:49" (2/2) ... [2024-09-11 20:51:49,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6065ec32 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:49, skipping insertion in model container [2024-09-11 20:51:49,283 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 08:51:49" (2/2) ... [2024-09-11 20:51:49,299 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:49,299 INFO L1541 ArrayList]: Loop invariant at [L34-L55] ((1 <= y) && ((q + (((__int128) a * b) * p)) == ((long long) x * y))) [2024-09-11 20:51:49,300 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:49,300 INFO L1541 ArrayList]: Function contract at [L8]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:49,320 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:49,492 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/prod4br-ll_valuebound100.c[524,537] [2024-09-11 20:51:49,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:49,536 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:49,581 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/prod4br-ll_valuebound100.c[524,537] Start Parsing Local [2024-09-11 20:51:49,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:49,629 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:49,630 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:49 WrapperNode [2024-09-11 20:51:49,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:49,631 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:49,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:49,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:49,644 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,644 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,653 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,668 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 20:51:49,670 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,670 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,681 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,685 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,686 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,689 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:49,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:49,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:49,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:49,697 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 08:51:49" (1/1) ... [2024-09-11 20:51:49,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:49,714 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:49,732 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 20:51:49,738 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 20:51:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:49,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:49,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:49,785 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:49,786 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:49,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:49,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:49,864 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:49,868 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:53,320 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:53,408 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:53,409 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:53,437 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:53,437 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:53,438 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:53 BoogieIcfgContainer [2024-09-11 20:51:53,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:53,441 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:53,442 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:53,442 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:53,442 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:49" (1/4) ... [2024-09-11 20:51:53,443 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@28eca185 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:53, skipping insertion in model container [2024-09-11 20:51:53,443 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 08:51:49" (2/4) ... [2024-09-11 20:51:53,443 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@28eca185 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:53, skipping insertion in model container [2024-09-11 20:51:53,443 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 08:51:49" (3/4) ... [2024-09-11 20:51:53,444 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@28eca185 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:53, skipping insertion in model container [2024-09-11 20:51:53,444 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 08:51:53" (4/4) ... [2024-09-11 20:51:53,445 INFO L79 RefereeObserver]: Analyzing ICFG prod4br-ll_valuebound100.c [2024-09-11 20:51:53,448 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:53,449 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 20:51:53,449 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:53,450 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:53,450 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 20:51:53,450 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-11 20:51:53,450 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 20:51:53,450 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 20:51:53,452 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L47-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:53,452 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from loop head to error location [2024-09-11 20:51:53,505 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:53,506 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:53,507 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:53,508 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:53,509 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:53,510 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:53,520 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:53,522 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:53,523 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:53,523 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:53,523 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:53,528 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:53,548 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:53,583 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:53,584 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:53,584 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:53,584 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:53,584 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:53,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:53,596 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:53,596 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:53,596 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:53,597 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:53,597 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:53,601 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:57,810 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:57,895 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:57,895 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:57,895 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:57,895 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:57,895 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:57,896 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:57,900 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:57,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:57,900 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:57,900 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:57,900 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:57,901 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:02,053 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:02,124 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:52:02,125 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:02,125 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:02,125 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:02,125 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:02,125 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:02,139 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:52:02,140 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:02,140 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:02,140 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:02,140 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:02,140 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:04,133 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:52:04,172 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 11 edges [2024-09-11 20:52:04,173 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:04,173 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:04,173 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:04,173 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:04,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:04,236 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-11 20:52:04,236 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:04,236 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:04,237 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:04,237 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:04,246 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:09,169 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:09,451 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:52:09,451 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:09,451 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:09,451 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:09,451 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:09,451 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:09,454 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:52:09,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:09,455 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:09,455 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:09,455 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:09,456 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:09,462 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:52:09,472 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:52:09,473 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:09,473 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:09,473 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:09,473 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:09,473 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:09,475 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:52:09,475 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:09,475 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:09,475 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:09,475 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:09,476 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:09,477 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:52:09,486 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:52:09,487 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:52:09,487 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:52:09,487 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:52:09,487 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:52:09,487 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:09,496 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-11 20:52:09,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:52:09,497 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:52:09,497 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:52:09,497 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:52:09,500 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:52:13,752 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:52:13,844 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:52:13,844 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@28eca185 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:52:13, skipping insertion in model container [2024-09-11 20:52:13,844 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:52:13,846 INFO L158 Benchmark]: Toolchain (without parser) took 24573.93ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 54.3MB in the end (delta: 22.3MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-09-11 20:52:13,846 INFO L158 Benchmark]: CDTParser took 0.94ms. Allocated memory is still 60.8MB. Free memory was 30.9MB in the beginning and 30.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:13,846 INFO L158 Benchmark]: Witness Parser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:52:13,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 356.21ms. Allocated memory is still 100.7MB. Free memory was 76.3MB in the beginning and 61.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:52:13,847 INFO L158 Benchmark]: Boogie Preprocessor took 64.02ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 59.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:52:13,848 INFO L158 Benchmark]: RCFGBuilder took 3744.75ms. Allocated memory is still 100.7MB. Free memory was 59.5MB in the beginning and 70.3MB in the end (delta: -10.9MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:13,848 INFO L158 Benchmark]: Referee took 20403.17ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 54.3MB in the end (delta: 16.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. [2024-09-11 20:52:13,851 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 34 to loop head at line 34. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 57. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 34 to check that procedure precondition always holds at line 34. 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 34. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.94ms. Allocated memory is still 60.8MB. Free memory was 30.9MB in the beginning and 30.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 78.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 356.21ms. Allocated memory is still 100.7MB. Free memory was 76.3MB in the beginning and 61.8MB in the end (delta: 14.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.02ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 59.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3744.75ms. Allocated memory is still 100.7MB. Free memory was 59.5MB in the beginning and 70.3MB in the end (delta: -10.9MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Referee took 20403.17ms. Allocated memory is still 100.7MB. Free memory was 70.3MB in the beginning and 54.3MB in the end (delta: 16.0MB). Peak memory consumption was 32.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:52:14,027 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