./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b8dbc81d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 039f5312b62da5ff616f0ade8cc5a2dd494698e7519842b003d8d55f65a5fe6c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:33:00,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:00,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:00,924 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:00,926 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:00,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:00,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:00,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:00,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:00,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:00,944 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:00,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:00,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:00,948 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:00,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:00,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:00,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:00,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:00,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:00,961 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:00,965 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:00,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:00,978 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:00,978 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:00,985 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:00,985 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:00,986 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:00,988 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:00,988 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:00,989 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:00,989 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:00,994 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:00,996 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:00,997 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:00,997 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:00,998 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:00,998 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:00,998 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:00,999 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:00,999 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:01,000 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:01,002 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-08-30 22:33:01,034 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:01,034 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:01,035 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:01,035 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:01,036 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:01,036 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:01,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:01,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:01,038 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:01,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:01,039 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:01,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 22:33:01,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:01,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:01,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:01,040 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:01,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:01,040 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:01,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:01,040 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:01,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:01,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:01,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:01,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:01,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:01,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:01,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:01,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:01,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 22:33:01,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 22:33:01,042 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:01,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:01,043 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:01,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:01,043 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:01,044 INFO L138 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 039f5312b62da5ff616f0ade8cc5a2dd494698e7519842b003d8d55f65a5fe6c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:01,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:01,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:01,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:01,358 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:01,358 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:01,360 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c [2023-08-30 22:33:02,459 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:02,666 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:02,667 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c [2023-08-30 22:33:02,673 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b61362d/ee16b0335c4547418c99c1e1844988ba/FLAGc0d40c424 [2023-08-30 22:33:03,036 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/68b61362d/ee16b0335c4547418c99c1e1844988ba [2023-08-30 22:33:03,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:03,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:03,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:03,045 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:03,047 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:03,048 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,049 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c364f00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03, skipping insertion in model container [2023-08-30 22:33:03,049 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,055 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:03,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:03,202 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c[2333,2346] [2023-08-30 22:33:03,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:03,226 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:03,271 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c[2333,2346] [2023-08-30 22:33:03,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:03,284 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:03,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03 WrapperNode [2023-08-30 22:33:03,286 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:03,287 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:03,287 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:03,288 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:03,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,336 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2023-08-30 22:33:03,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:03,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:03,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:03,337 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:03,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,367 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,370 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,377 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:03,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:03,380 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:03,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:03,381 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (1/1) ... [2023-08-30 22:33:03,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:03,400 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:03,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:33:03,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:33:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:03,450 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:03,450 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:33:03,451 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:33:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 22:33:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:03,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 22:33:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:03,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 22:33:03,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:03,453 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:33:03,605 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:03,607 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:03,841 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:03,855 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:03,856 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:33:03,857 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:03 BoogieIcfgContainer [2023-08-30 22:33:03,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:03,859 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:03,859 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:03,862 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:03,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:03" (1/3) ... [2023-08-30 22:33:03,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d78eb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:03, skipping insertion in model container [2023-08-30 22:33:03,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:03" (2/3) ... [2023-08-30 22:33:03,864 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d78eb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:03, skipping insertion in model container [2023-08-30 22:33:03,864 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:03" (3/3) ... [2023-08-30 22:33:03,866 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-subst.wvr.c [2023-08-30 22:33:03,873 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:03,882 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:03,882 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:03,883 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:03,964 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 22:33:03,977 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:33:03,981 INFO L158 Benchmark]: Toolchain (without parser) took 941.10ms. Allocated memory is still 77.6MB. Free memory was 55.7MB in the beginning and 42.9MB in the end (delta: 12.7MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:03,982 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:03,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 245.93ms. Allocated memory is still 77.6MB. Free memory was 55.7MB in the beginning and 44.7MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:03,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.01ms. Allocated memory is still 77.6MB. Free memory was 44.7MB in the beginning and 43.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:03,984 INFO L158 Benchmark]: Boogie Preprocessor took 41.90ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 41.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:03,984 INFO L158 Benchmark]: RCFGBuilder took 478.27ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 50.2MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:03,985 INFO L158 Benchmark]: TraceAbstraction took 120.64ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 42.9MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-08-30 22:33:03,988 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 58.7MB. Free memory is still 36.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 245.93ms. Allocated memory is still 77.6MB. Free memory was 55.7MB in the beginning and 44.7MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.01ms. Allocated memory is still 77.6MB. Free memory was 44.7MB in the beginning and 43.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.90ms. Allocated memory is still 77.6MB. Free memory was 43.0MB in the beginning and 41.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 478.27ms. Allocated memory is still 77.6MB. Free memory was 41.8MB in the beginning and 50.2MB in the end (delta: -8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 120.64ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 42.9MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:33:04,008 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 039f5312b62da5ff616f0ade8cc5a2dd494698e7519842b003d8d55f65a5fe6c --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --- Real Ultimate output --- This is Ultimate 0.2.3-?-b8dbc81 [2023-08-30 22:33:05,901 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 22:33:05,903 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 22:33:05,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 22:33:05,949 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 22:33:05,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 22:33:05,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 22:33:05,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 22:33:05,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 22:33:05,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 22:33:05,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 22:33:05,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 22:33:05,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 22:33:05,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 22:33:05,974 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 22:33:05,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 22:33:05,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 22:33:05,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 22:33:05,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 22:33:05,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 22:33:05,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 22:33:05,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 22:33:05,992 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 22:33:05,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 22:33:05,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 22:33:06,002 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 22:33:06,002 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 22:33:06,003 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 22:33:06,005 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 22:33:06,005 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 22:33:06,006 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 22:33:06,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 22:33:06,010 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 22:33:06,011 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 22:33:06,012 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 22:33:06,013 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 22:33:06,013 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 22:33:06,013 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 22:33:06,014 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 22:33:06,014 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 22:33:06,015 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 22:33:06,017 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-08-30 22:33:06,058 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 22:33:06,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 22:33:06,060 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 22:33:06,060 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 22:33:06,061 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 22:33:06,061 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 22:33:06,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 22:33:06,062 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 22:33:06,062 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 22:33:06,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 22:33:06,063 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 22:33:06,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 22:33:06,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 22:33:06,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-08-30 22:33:06,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 22:33:06,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-08-30 22:33:06,064 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 22:33:06,064 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 22:33:06,064 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 22:33:06,064 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 22:33:06,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-08-30 22:33:06,065 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 22:33:06,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-08-30 22:33:06,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 22:33:06,065 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 22:33:06,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 22:33:06,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:06,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 22:33:06,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 22:33:06,066 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-08-30 22:33:06,066 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 22:33:06,067 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 22:33:06,067 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 22:33:06,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-08-30 22:33:06,067 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 22:33:06,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 22:33:06,068 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 22:33:06,068 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 22:33:06,068 INFO L138 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/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 039f5312b62da5ff616f0ade8cc5a2dd494698e7519842b003d8d55f65a5fe6c Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 22:33:06,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 22:33:06,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 22:33:06,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 22:33:06,364 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 22:33:06,364 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 22:33:06,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c [2023-08-30 22:33:07,443 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 22:33:07,674 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 22:33:07,674 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c [2023-08-30 22:33:07,683 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe64cae0/677a89680f354ad3ab1b66523cd80c43/FLAGa5ff91d0d [2023-08-30 22:33:07,707 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dbe64cae0/677a89680f354ad3ab1b66523cd80c43 [2023-08-30 22:33:07,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 22:33:07,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 22:33:07,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:07,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 22:33:07,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 22:33:07,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:07,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@552593cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07, skipping insertion in model container [2023-08-30 22:33:07,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:07,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 22:33:07,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 22:33:07,901 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c[2333,2346] [2023-08-30 22:33:07,907 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:07,921 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 22:33:07,956 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-sre-subst.wvr.c[2333,2346] [2023-08-30 22:33:07,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 22:33:07,975 INFO L208 MainTranslator]: Completed translation [2023-08-30 22:33:07,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07 WrapperNode [2023-08-30 22:33:07,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 22:33:07,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:07,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 22:33:07,977 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 22:33:07,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:07,999 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,021 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 77 [2023-08-30 22:33:08,022 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 22:33:08,023 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 22:33:08,023 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 22:33:08,023 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 22:33:08,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,038 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,038 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,057 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,062 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 22:33:08,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 22:33:08,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 22:33:08,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 22:33:08,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (1/1) ... [2023-08-30 22:33:08,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 22:33:08,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 22:33:08,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-08-30 22:33:08,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-08-30 22:33:08,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 22:33:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-08-30 22:33:08,204 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-08-30 22:33:08,204 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-08-30 22:33:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-08-30 22:33:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-08-30 22:33:08,205 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-08-30 22:33:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-08-30 22:33:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 22:33:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 22:33:08,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 22:33:08,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 22:33:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 22:33:08,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 22:33:08,208 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-08-30 22:33:08,328 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 22:33:08,330 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 22:33:08,588 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 22:33:08,595 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 22:33:08,600 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-08-30 22:33:08,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:08 BoogieIcfgContainer [2023-08-30 22:33:08,602 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 22:33:08,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 22:33:08,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 22:33:08,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 22:33:08,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 10:33:07" (1/3) ... [2023-08-30 22:33:08,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230fb8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:08, skipping insertion in model container [2023-08-30 22:33:08,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 10:33:07" (2/3) ... [2023-08-30 22:33:08,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@230fb8ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 10:33:08, skipping insertion in model container [2023-08-30 22:33:08,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 10:33:08" (3/3) ... [2023-08-30 22:33:08,615 INFO L112 eAbstractionObserver]: Analyzing ICFG chl-sre-subst.wvr.c [2023-08-30 22:33:08,622 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-08-30 22:33:08,630 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 22:33:08,630 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-08-30 22:33:08,630 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 22:33:08,712 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-08-30 22:33:08,718 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.insufficientThreadErrorsVsProgramErrors(TAPreferences.java:218) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.partitionErrorLocations(TraceAbstractionStarter.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-08-30 22:33:08,722 INFO L158 Benchmark]: Toolchain (without parser) took 1010.83ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 48.8MB in the beginning and 64.2MB in the end (delta: -15.4MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-08-30 22:33:08,722 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:08,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.76ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 37.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-08-30 22:33:08,723 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.33ms. Allocated memory is still 71.3MB. Free memory was 37.3MB in the beginning and 35.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 22:33:08,724 INFO L158 Benchmark]: Boogie Preprocessor took 48.05ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 34.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 22:33:08,724 INFO L158 Benchmark]: RCFGBuilder took 530.90ms. Allocated memory is still 71.3MB. Free memory was 34.2MB in the beginning and 38.7MB in the end (delta: -4.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. [2023-08-30 22:33:08,725 INFO L158 Benchmark]: TraceAbstraction took 116.15ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 37.9MB in the beginning and 64.2MB in the end (delta: -26.3MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. [2023-08-30 22:33:08,728 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory was 32.9MB in the beginning and 32.8MB in the end (delta: 45.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 264.76ms. Allocated memory is still 71.3MB. Free memory was 48.6MB in the beginning and 37.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.33ms. Allocated memory is still 71.3MB. Free memory was 37.3MB in the beginning and 35.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.05ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 34.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 530.90ms. Allocated memory is still 71.3MB. Free memory was 34.2MB in the beginning and 38.7MB in the end (delta: -4.5MB). Peak memory consumption was 3.0MB. Max. memory is 16.1GB. * TraceAbstraction took 116.15ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 37.9MB in the beginning and 64.2MB in the end (delta: -26.3MB). Peak memory consumption was 12.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-08-30 22:33:08,749 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: ERROR: ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TraceAbstractionPreferenceInitializer.InsufficientError.DEFORE