./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.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/dijkstra-u_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.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 --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:11:40,983 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:11:41,029 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:11:41,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:11:41,033 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:11:41,051 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:11:41,051 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:11:41,051 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:11:41,052 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:11:41,052 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:11:41,053 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:11:41,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:11:41,053 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:11:41,054 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:11:41,054 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:11:41,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:11:41,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:11:41,055 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:11:41,055 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:11:41,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:11:41,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:11:41,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:11:41,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:11:41,058 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:11:41,058 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:11:41,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:11:41,059 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:11:41,059 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:11:41,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:11:41,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:11:41,060 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:11:41,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:11:41,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:41,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:11:41,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:11:41,061 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:11:41,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:11:41,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:11:41,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:11:41,062 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:11:41,063 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:11:41,069 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:11:41,069 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:11:41,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:11:41,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:11:41,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:11:41,302 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:11:41,303 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:11:41,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-12 20:11:41,405 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:11:41,407 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:11:41,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-12 20:11:42,793 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:11:42,957 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:11:42,957 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-12 20:11:42,965 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/17541ce94/01f1759a45a64fe29c2b2b8f47734779/FLAG7008b3134 [2024-09-12 20:11:42,975 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/17541ce94/01f1759a45a64fe29c2b2b8f47734779 [2024-09-12 20:11:42,976 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:11:42,977 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:11:42,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:11:42,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:11:42,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:11:42,982 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:41" (1/2) ... [2024-09-12 20:11:42,983 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d7595d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:11:42, skipping insertion in model container [2024-09-12 20:11:42,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:41" (1/2) ... [2024-09-12 20:11:42,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2f08e54 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:11:42, skipping insertion in model container [2024-09-12 20:11:42,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:11:42" (2/2) ... [2024-09-12 20:11:42,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d7595d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:42, skipping insertion in model container [2024-09-12 20:11:42,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:11:42" (2/2) ... [2024-09-12 20:11:42,995 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:11:42,996 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((p == 0) && (n == r)) && (\old(counter) == 0)) && (((counter == 1) && (h == 0)) || ((h == 0) && (counter == 2)))) [2024-09-12 20:11:42,996 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || ((((p == 0) && (n == r)) && (counter == 0)) && (h == 0))) && (\old(counter) == 0)) [2024-09-12 20:11:42,996 INFO L1541 ArrayList]: Function contract at [L11]: requires ((1 <= counter) && (1 <= \old(cond))), ensures ((1 <= counter) && (1 <= \old(cond))) [2024-09-12 20:11:42,996 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-12 20:11:42,997 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-12 20:11:43,013 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:11:43,156 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/dijkstra-u_unwindbound1.c[525,538] [2024-09-12 20:11:43,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:11:43,188 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-12 20:11:43,220 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/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-12 20:11:43,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:11:43,248 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:11:43,249 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43 WrapperNode [2024-09-12 20:11:43,249 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:11:43,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:11:43,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:11:43,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:11:43,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,259 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,264 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,271 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 [2024-09-12 20:11:43,271 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,271 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,283 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,284 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,286 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:11:43,286 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:11:43,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:11:43,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:11:43,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (1/1) ... [2024-09-12 20:11:43,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:43,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:11:43,322 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) [2024-09-12 20:11:43,335 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 [2024-09-12 20:11:43,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:11:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:11:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:11:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-12 20:11:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:11:43,363 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:11:43,363 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:11:43,363 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:11:43,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:11:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:11:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:11:43,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:11:43,414 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:11:43,416 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:11:43,432 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:11:43,449 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:11:43,720 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:11:43,786 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-09-12 20:11:43,786 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:11:43,806 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:11:43,806 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-12 20:11:43,806 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:11:43 BoogieIcfgContainer [2024-09-12 20:11:43,806 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:11:43,807 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:11:43,807 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:11:43,807 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:11:43,807 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:11:41" (1/4) ... [2024-09-12 20:11:43,808 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52cc5c92 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:11:43, skipping insertion in model container [2024-09-12 20:11:43,808 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:11:42" (2/4) ... [2024-09-12 20:11:43,808 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52cc5c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:11:43, skipping insertion in model container [2024-09-12 20:11:43,808 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:11:43" (3/4) ... [2024-09-12 20:11:43,808 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52cc5c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:11:43, skipping insertion in model container [2024-09-12 20:11:43,808 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:11:43" (4/4) ... [2024-09-12 20:11:43,809 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-12 20:11:43,812 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-12 20:11:43,813 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 20:11:43,813 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 15 edges. [2024-09-12 20:11:43,813 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-12 20:11:43,813 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr13REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-12 20:11:43,813 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-12 20:11:43,813 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-12 20:11:43,814 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr14REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 16 edges. [2024-09-12 20:11:43,814 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-12 20:11:43,814 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:11:43,814 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-12 20:11:43,814 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to ERROR_LOC mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:11:43,814 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-12 20:11:43,815 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-12 20:11:43,815 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-12 20:11:43,815 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr16ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 19 edges. [2024-09-12 20:11:43,815 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-12 20:11:43,815 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr15REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 17 edges. [2024-09-12 20:11:43,815 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:11:43,816 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-12 20:11:43,816 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:11:43,816 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to ERROR_LOC mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:11:43,816 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-12 20:11:43,816 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 20:11:43,817 INFO L130 InvariantChecker]: Will check 14 loop-free subgraphs from loop head to error location, 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-12 20:11:43,899 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-12 20:11:43,900 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:43,900 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:43,901 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:43,906 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:43,908 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:43,914 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-12 20:11:43,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:43,915 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:43,915 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:43,916 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:43,918 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:43,929 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:11:43,989 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 15 edges [2024-09-12 20:11:43,990 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:43,990 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:43,990 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:43,990 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:43,990 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:44,146 INFO L101 BaseMinimizeStates]: Removed 28 edges and 13 locations by large block encoding [2024-09-12 20:11:44,146 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:44,146 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:44,147 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:44,147 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:44,169 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:44,177 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:11:44,230 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-12 20:11:44,230 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:44,231 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:44,231 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:44,231 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:44,231 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:44,252 INFO L101 BaseMinimizeStates]: Removed 17 edges and 6 locations by large block encoding [2024-09-12 20:11:44,253 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:44,253 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:44,253 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:44,253 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:44,257 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:44,261 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:11:44,292 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-12 20:11:44,292 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:44,292 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:44,292 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:44,293 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:44,293 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:44,349 INFO L101 BaseMinimizeStates]: Removed 29 edges and 12 locations by large block encoding [2024-09-12 20:11:44,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:44,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:44,350 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:44,350 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:44,361 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:48,369 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-12 20:11:48,413 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:11:48,413 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:48,413 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:48,414 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:48,414 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:48,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:48,430 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:11:48,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:48,431 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:48,431 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:48,431 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:48,431 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:48,443 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:48,465 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:11:48,465 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:48,465 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:48,465 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:48,466 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:48,466 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:48,476 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:11:48,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:48,477 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:48,477 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:48,477 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:48,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:48,480 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:48,498 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 16 edges [2024-09-12 20:11:48,499 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:48,500 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:48,500 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:48,500 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:48,500 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:48,553 INFO L101 BaseMinimizeStates]: Removed 33 edges and 13 locations by large block encoding [2024-09-12 20:11:48,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:48,554 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:48,554 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:48,554 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:48,563 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,567 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-12 20:11:52,587 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:11:52,587 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,587 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,588 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,588 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,593 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:11:52,593 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,593 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,593 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,593 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,593 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,596 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:52,614 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:52,614 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,614 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,615 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,615 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,616 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,617 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:52,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,618 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,618 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,618 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,619 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,622 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:52,639 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:11:52,639 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,639 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,639 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,639 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,640 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,640 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:11:52,640 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,641 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,641 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,641 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,641 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,643 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:52,661 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:52,661 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,661 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,661 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,662 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,663 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:52,663 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,663 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,664 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,664 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,664 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,666 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to error location mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:52,684 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:11:52,684 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,685 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,685 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,685 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,685 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,699 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:11:52,700 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,700 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,700 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,700 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,700 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,704 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:52,722 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:11:52,723 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,724 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,724 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,724 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,726 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:11:52,726 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,727 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,727 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,727 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,729 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:11:52,746 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:11:52,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,747 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,753 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:11:52,754 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,754 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,754 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,755 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,755 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,757 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:11:52,777 INFO L314 BlockEncoder]: Initial Icfg 18 locations, 19 edges [2024-09-12 20:11:52,778 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,778 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,778 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,778 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,778 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,842 INFO L101 BaseMinimizeStates]: Removed 45 edges and 16 locations by large block encoding [2024-09-12 20:11:52,843 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,843 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,843 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,843 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,844 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,846 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr16ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:11:52,857 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:52,857 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,857 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,857 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,857 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,858 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:52,858 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,858 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,858 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,858 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,859 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:52,859 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:52,882 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-12 20:11:52,882 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:52,882 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:52,883 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:52,883 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:52,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,914 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-12 20:11:52,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:52,915 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:52,915 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:52,915 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:52,921 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:56,925 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-12 20:11:56,943 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:11:56,943 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:56,943 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:56,943 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:56,943 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:56,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,945 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:11:56,945 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,945 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:56,945 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:56,945 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:56,945 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:56,947 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:56,957 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:11:56,957 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:56,957 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:56,957 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:56,957 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:56,957 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,971 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:11:56,971 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,972 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:56,972 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:56,972 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:56,972 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:56,975 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:56,984 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:11:56,984 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:56,984 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:56,984 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:56,984 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:56,984 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,985 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:11:56,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:56,986 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:56,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:56,986 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:56,987 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:11:56,995 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:11:56,995 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:56,996 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:56,996 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:56,996 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:56,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,997 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:11:56,998 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:56,998 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:56,998 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:56,998 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:56,998 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:57,000 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to error location mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:11:57,010 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:11:57,010 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:57,010 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:57,010 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:57,010 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:57,010 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:57,021 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:11:57,021 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:57,021 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:57,021 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:57,021 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:57,022 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:57,024 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:11:57,034 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:11:57,034 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:11:57,034 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:11:57,034 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:11:57,034 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:11:57,034 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:57,035 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:11:57,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:11:57,035 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:11:57,035 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:11:57,035 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:11:57,035 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:11:57,036 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:11:57,039 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-12 20:11:57,039 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52cc5c92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:11:57, skipping insertion in model container [2024-09-12 20:11:57,039 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:11:57,041 INFO L158 Benchmark]: Toolchain (without parser) took 14063.08ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 93.5MB in the beginning and 127.0MB in the end (delta: -33.5MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2024-09-12 20:11:57,041 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:11:57,041 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:11:57,041 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.10ms. Allocated memory is still 167.8MB. Free memory was 93.3MB in the beginning and 132.4MB in the end (delta: -39.1MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2024-09-12 20:11:57,042 INFO L158 Benchmark]: Boogie Preprocessor took 35.99ms. Allocated memory is still 167.8MB. Free memory was 132.4MB in the beginning and 130.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:11:57,042 INFO L158 Benchmark]: RCFGBuilder took 519.95ms. Allocated memory is still 167.8MB. Free memory was 130.3MB in the beginning and 103.8MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-09-12 20:11:57,042 INFO L158 Benchmark]: Referee took 13232.80ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 103.8MB in the beginning and 127.0MB in the end (delta: -23.1MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2024-09-12 20:11:57,044 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 check that procedure precondition always holds at line 38. 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 57. 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 58. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur 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 loop head at line 30 to check that integer overflow can never occur at line 30. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. 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 40. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from loop head at line 30 to check that integer overflow can never occur at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. 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 entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 43. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 124.2MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 167.8MB. Free memory is still 140.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.10ms. Allocated memory is still 167.8MB. Free memory was 93.3MB in the beginning and 132.4MB in the end (delta: -39.1MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.99ms. Allocated memory is still 167.8MB. Free memory was 132.4MB in the beginning and 130.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.95ms. Allocated memory is still 167.8MB. Free memory was 130.3MB in the beginning and 103.8MB in the end (delta: 26.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Referee took 13232.80ms. Allocated memory was 167.8MB in the beginning and 262.1MB in the end (delta: 94.4MB). Free memory was 103.8MB in the beginning and 127.0MB in the end (delta: -23.1MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:11:57,065 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/dijkstra-u_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.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 --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:11:58,862 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:11:58,911 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-12 20:11:58,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:11:58,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:11:58,930 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:11:58,931 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:11:58,931 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:11:58,931 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:11:58,932 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:11:58,932 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:11:58,932 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:11:58,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:11:58,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:11:58,933 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:11:58,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:11:58,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:11:58,934 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:11:58,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:11:58,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:11:58,934 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:11:58,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:11:58,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:11:58,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-12 20:11:58,935 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-12 20:11:58,936 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:11:58,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-12 20:11:58,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:11:58,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:11:58,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:11:58,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:11:58,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:11:58,937 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:11:58,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:11:58,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:11:58,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:11:58,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:11:58,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:11:58,938 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-12 20:11:58,939 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-12 20:11:58,939 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:11:58,939 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:11:58,939 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:11:58,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:11:58,940 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-12 20:11:58,940 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:11:59,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:11:59,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:11:59,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:11:59,200 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:11:59,200 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:11:59,203 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-12 20:12:00,460 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:12:00,624 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:12:00,624 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-12 20:12:00,630 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/cbd2d020e/e159b95fd646422780665e9a3bcc001a/FLAGcfa2434ab [2024-09-12 20:12:00,642 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/cbd2d020e/e159b95fd646422780665e9a3bcc001a [2024-09-12 20:12:00,645 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:12:00,646 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:12:00,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-12 20:12:00,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:12:00,693 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:12:00,694 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:12:00,694 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:12:00,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:12:00,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:12:00" (1/2) ... [2024-09-12 20:12:00,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6562692f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:00, skipping insertion in model container [2024-09-12 20:12:00,699 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:12:00" (1/2) ... [2024-09-12 20:12:00,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6681088f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:12:00, skipping insertion in model container [2024-09-12 20:12:00,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:12:00" (2/2) ... [2024-09-12 20:12:00,700 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6562692f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:12:00, skipping insertion in model container [2024-09-12 20:12:00,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:12:00" (2/2) ... [2024-09-12 20:12:00,709 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:12:00,710 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || ((((p == 0) && (n == r)) && (counter == 0)) && (h == 0))) && (\old(counter) == 0)) [2024-09-12 20:12:00,710 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((p == 0) && (n == r)) && (\old(counter) == 0)) && (((counter == 1) && (h == 0)) || ((h == 0) && (counter == 2)))) [2024-09-12 20:12:00,710 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-12 20:12:00,710 INFO L1541 ArrayList]: Function contract at [L11]: requires ((1 <= counter) && (1 <= \old(cond))), ensures ((1 <= counter) && (1 <= \old(cond))) [2024-09-12 20:12:00,711 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-12 20:12:00,728 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:12:00,851 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/dijkstra-u_unwindbound1.c[525,538] [2024-09-12 20:12:00,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:12:00,899 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-12 20:12:00,934 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/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-12 20:12:00,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:12:00,974 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:12:00,975 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:12:00 WrapperNode [2024-09-12 20:12:00,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:12:00,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:12:00,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:12:00,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:12:00,987 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:00,988 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,002 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,020 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 [2024-09-12 20:12:01,020 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,020 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,031 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,035 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,038 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,042 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:12:01,047 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:12:01,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:12:01,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:12:01,048 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 12.09 08:12:00" (1/1) ... [2024-09-12 20:12:01,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:12:01,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:12:01,073 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) [2024-09-12 20:12:01,079 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 [2024-09-12 20:12:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:12:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:12:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:12:01,113 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-12 20:12:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:12:01,114 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-12 20:12:01,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:12:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:12:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:12:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-12 20:12:01,115 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:12:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-12 20:12:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-12 20:12:01,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:12:01,179 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:12:01,181 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:12:01,197 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:12:01,220 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:12:03,229 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:12:03,292 INFO L? ?]: Removed 56 outVars from TransFormulas that were not future-live. [2024-09-12 20:12:03,292 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:12:03,320 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:12:03,321 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-12 20:12:03,321 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:12:03 BoogieIcfgContainer [2024-09-12 20:12:03,322 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:12:03,322 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:12:03,323 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:12:03,323 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:12:03,323 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:12:00" (1/4) ... [2024-09-12 20:12:03,324 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39b7e145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:12:03, skipping insertion in model container [2024-09-12 20:12:03,325 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:12:00" (2/4) ... [2024-09-12 20:12:03,325 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39b7e145 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:12:03, skipping insertion in model container [2024-09-12 20:12:03,325 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 12.09 08:12:00" (3/4) ... [2024-09-12 20:12:03,326 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39b7e145 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:12:03, skipping insertion in model container [2024-09-12 20:12:03,326 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:12:03" (4/4) ... [2024-09-12 20:12:03,327 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-12 20:12:03,330 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-12 20:12:03,330 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 20:12:03,331 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 15 edges. [2024-09-12 20:12:03,331 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-12 20:12:03,331 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr13REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-12 20:12:03,331 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-12 20:12:03,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-12 20:12:03,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr14REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 16 edges. [2024-09-12 20:12:03,333 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to ERROR_LOC mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-12 20:12:03,334 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr16ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 19 edges. [2024-09-12 20:12:03,335 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-12 20:12:03,335 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr15REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 17 edges. [2024-09-12 20:12:03,335 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:12:03,335 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-12 20:12:03,336 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:12:03,336 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-6 to ERROR_LOC mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:12:03,336 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-12 20:12:03,336 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 20:12:03,336 INFO L130 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 14 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-12 20:12:03,380 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-12 20:12:03,381 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:03,381 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:03,382 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:03,382 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:03,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,393 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-12 20:12:03,394 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,394 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:03,394 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:03,394 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:03,399 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:03,414 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:12:03,446 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 15 edges [2024-09-12 20:12:03,446 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:03,446 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:03,447 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:03,447 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:03,448 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,512 INFO L101 BaseMinimizeStates]: Removed 28 edges and 13 locations by large block encoding [2024-09-12 20:12:03,512 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,512 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:03,513 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:03,513 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:03,522 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:03,821 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:12:03,877 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-12 20:12:03,877 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:03,877 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:03,877 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:03,877 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:03,877 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,890 INFO L101 BaseMinimizeStates]: Removed 17 edges and 6 locations by large block encoding [2024-09-12 20:12:03,890 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,890 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:03,890 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:03,890 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:03,892 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:03,902 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:12:03,922 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-12 20:12:03,922 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:03,922 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:03,922 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:03,923 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:03,923 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,964 INFO L101 BaseMinimizeStates]: Removed 29 edges and 12 locations by large block encoding [2024-09-12 20:12:03,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:03,965 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:03,965 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:03,965 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:03,971 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:04,380 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr13REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:04,445 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:12:04,445 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:04,446 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:04,446 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:04,446 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:04,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:04,454 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:12:04,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:04,454 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:04,454 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:04,454 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:04,454 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:04,477 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:04,502 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:12:04,502 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:04,502 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:04,502 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:04,502 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:04,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:04,508 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:12:04,508 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:04,508 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:04,508 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:04,508 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:04,509 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:04,510 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:04,525 INFO L314 BlockEncoder]: Initial Icfg 15 locations, 16 edges [2024-09-12 20:12:04,526 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:04,526 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:04,526 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:04,526 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:04,526 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:04,558 INFO L101 BaseMinimizeStates]: Removed 33 edges and 13 locations by large block encoding [2024-09-12 20:12:04,558 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:04,558 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:04,559 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:04,559 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:04,572 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,260 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr14REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,316 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:12:05,317 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,317 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,317 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,317 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,317 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,320 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:12:05,321 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,321 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,321 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,321 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,321 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,327 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,338 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:05,338 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,338 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,338 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,338 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,338 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,339 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:05,339 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,340 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,340 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,340 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,340 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,341 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:12:05,350 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:12:05,351 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,351 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,351 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,351 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,351 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,351 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:12:05,352 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,352 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,352 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,352 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,352 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,353 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,363 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:05,363 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,363 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,364 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,364 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,364 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,365 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:05,365 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,365 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,365 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,365 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,365 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,366 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to error location mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:12:05,387 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:12:05,388 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,388 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,388 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,388 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,389 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,401 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:12:05,402 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,402 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,402 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,402 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,402 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,406 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,418 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:12:05,419 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,419 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,419 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,419 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,421 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:12:05,421 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,421 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,421 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,421 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,421 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,423 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:12:05,432 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:12:05,433 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,433 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,433 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,433 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,434 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,439 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:12:05,439 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,439 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,439 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,439 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,439 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,445 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:12:05,458 INFO L314 BlockEncoder]: Initial Icfg 18 locations, 19 edges [2024-09-12 20:12:05,458 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,458 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,458 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,458 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,511 INFO L101 BaseMinimizeStates]: Removed 45 edges and 16 locations by large block encoding [2024-09-12 20:12:05,512 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,512 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,512 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,512 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,513 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,514 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr16ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:12:05,525 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:05,526 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,526 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,526 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,526 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,526 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,527 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:05,527 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,527 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,528 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,528 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,529 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,531 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,542 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-12 20:12:05,542 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,542 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,542 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,542 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,542 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,586 INFO L101 BaseMinimizeStates]: Removed 37 edges and 14 locations by large block encoding [2024-09-12 20:12:05,586 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,586 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,586 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,592 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,805 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr15REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,861 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:12:05,861 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,861 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,861 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,861 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,861 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,863 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:12:05,863 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,863 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,863 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,864 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,864 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,869 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:12:05,879 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:12:05,879 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,879 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,879 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,879 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,880 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,901 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:12:05,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,901 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,901 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,902 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,902 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,904 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:05,916 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:12:05,916 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,916 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,916 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,916 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,917 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,918 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:12:05,918 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,918 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,918 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,918 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,919 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,922 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:12:05,931 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:12:05,931 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,932 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,932 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,932 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,932 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,933 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:12:05,934 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,934 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,934 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,934 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,934 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:05,939 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-6 to error location mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:12:05,949 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:12:05,950 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:05,950 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:05,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:05,950 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:05,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,960 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:12:05,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:05,961 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:05,961 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:05,961 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:05,961 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:06,006 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 20:12:06,029 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:12:06,030 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:12:06,030 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:12:06,030 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:12:06,030 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:12:06,030 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,035 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:12:06,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:12:06,036 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:12:06,036 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:12:06,036 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:12:06,036 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:12:06,037 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:12:06,039 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-12 20:12:06,040 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@39b7e145 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:12:06, skipping insertion in model container [2024-09-12 20:12:06,040 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:12:06,041 INFO L158 Benchmark]: Toolchain (without parser) took 5347.47ms. Allocated memory was 69.2MB in the beginning and 100.7MB in the end (delta: 31.5MB). Free memory was 46.7MB in the beginning and 76.3MB in the end (delta: -29.6MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2024-09-12 20:12:06,041 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 46.1MB. Free memory was 23.4MB in the beginning and 23.4MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:12:06,042 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 69.2MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:12:06,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.31ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 30.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-12 20:12:06,042 INFO L158 Benchmark]: Boogie Preprocessor took 70.45ms. Allocated memory is still 69.2MB. Free memory was 30.9MB in the beginning and 47.8MB in the end (delta: -16.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-12 20:12:06,043 INFO L158 Benchmark]: RCFGBuilder took 2274.65ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.8MB in the beginning and 52.3MB in the end (delta: -4.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-09-12 20:12:06,043 INFO L158 Benchmark]: Referee took 2717.35ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 76.3MB in the end (delta: -24.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-09-12 20:12:06,045 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 loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. 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 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Annotation is valid for all loop-free paths from loop head at line 30 to check that integer overflow can never occur at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 58. Annotation is valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 38. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 integer overflow can never occur at line 38. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from loop head at line 30 to check that integer overflow can never occur at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. 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 43. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 46.1MB. Free memory was 23.4MB in the beginning and 23.4MB in the end (delta: 60.9kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 69.2MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.31ms. Allocated memory is still 69.2MB. Free memory was 46.6MB in the beginning and 30.9MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.45ms. Allocated memory is still 69.2MB. Free memory was 30.9MB in the beginning and 47.8MB in the end (delta: -16.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2274.65ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 47.8MB in the beginning and 52.3MB in the end (delta: -4.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Referee took 2717.35ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 76.3MB in the end (delta: -24.0MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:12:06,100 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE