./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/valid-memsafety.prp --file ../../../trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i --full-output --traceabstraction.when.to.check.the.insufficient.erros.location.relative.to.the.other.error.locations DEFORE --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 29686c593874684b7702dd35cbbbd25416d0d0dde1b2c7e324de66da32235cfd --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 01:58:45,916 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:58:45,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:58:45,951 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:58:45,956 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:58:45,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:58:45,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:58:45,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:58:45,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:58:45,967 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:58:45,968 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:58:45,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:58:45,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:58:45,972 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:58:45,973 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:58:45,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:58:45,977 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:58:45,978 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:58:45,979 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:58:45,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:58:45,984 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:58:45,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:58:45,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:58:45,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:58:45,991 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:58:45,991 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:58:45,991 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:58:45,993 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:58:45,993 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:58:45,994 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:58:45,994 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:58:45,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:58:46,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:58:46,001 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:58:46,002 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:58:46,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:58:46,002 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:58:46,002 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:58:46,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:58:46,003 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:58:46,004 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:58:46,005 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-08-30 01:58:46,031 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:58:46,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:58:46,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:58:46,032 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:58:46,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:58:46,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:58:46,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:58:46,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:58:46,033 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:58:46,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:58:46,034 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:58:46,034 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:58:46,035 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:58:46,036 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:58:46,036 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:58:46,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:58:46,036 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:58:46,036 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:58:46,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:46,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:58:46,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:58:46,037 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-08-30 01:58:46,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-08-30 01:58:46,037 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:58:46,037 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:58:46,038 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:58:46,038 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:58:46,038 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29686c593874684b7702dd35cbbbd25416d0d0dde1b2c7e324de66da32235cfd Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:58:46,283 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:58:46,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:58:46,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:58:46,306 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:58:46,306 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:58:46,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i [2023-08-30 01:58:47,304 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:58:47,508 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:58:47,508 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i [2023-08-30 01:58:47,523 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e88e039b/36546297fdd34d278734993a85d507e4/FLAG0438ba29d [2023-08-30 01:58:47,533 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7e88e039b/36546297fdd34d278734993a85d507e4 [2023-08-30 01:58:47,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:58:47,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:58:47,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:47,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:58:47,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:58:47,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c7e30ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47, skipping insertion in model container [2023-08-30 01:58:47,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,545 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:58:47,579 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:58:47,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:47,775 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:58:47,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:47,835 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:58:47,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47 WrapperNode [2023-08-30 01:58:47,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:47,836 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:47,836 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:58:47,837 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:58:47,840 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,875 INFO L138 Inliner]: procedures = 163, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 52 [2023-08-30 01:58:47,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:47,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:58:47,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:58:47,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:58:47,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,899 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,906 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,912 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:58:47,915 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:58:47,916 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:58:47,916 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:58:47,917 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (1/1) ... [2023-08-30 01:58:47,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:47,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:58:47,950 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 01:58:47,957 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 01:58:47,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:58:47,976 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:58:47,976 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-08-30 01:58:47,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-08-30 01:58:47,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:58:47,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:58:47,978 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 01:58:48,075 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:58:48,077 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:58:48,210 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:58:48,215 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:58:48,215 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 01:58:48,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:48 BoogieIcfgContainer [2023-08-30 01:58:48,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:58:48,218 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:58:48,218 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:58:48,220 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:58:48,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:58:47" (1/3) ... [2023-08-30 01:58:48,220 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5875b771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:48, skipping insertion in model container [2023-08-30 01:58:48,220 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:47" (2/3) ... [2023-08-30 01:58:48,221 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5875b771 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:48, skipping insertion in model container [2023-08-30 01:58:48,221 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:48" (3/3) ... [2023-08-30 01:58:48,221 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_42-trylock_2mutex.i [2023-08-30 01:58:48,232 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:58:48,232 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-08-30 01:58:48,232 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:58:48,269 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 01:58:48,274 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 01:58:48,276 INFO L158 Benchmark]: Toolchain (without parser) took 740.64ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 32.3MB in the end (delta: 22.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-08-30 01:58:48,277 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:48,277 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.68ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 55.8MB in the end (delta: -973.7kB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-08-30 01:58:48,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.21ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 53.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-08-30 01:58:48,278 INFO L158 Benchmark]: Boogie Preprocessor took 38.85ms. Allocated memory is still 81.8MB. Free memory was 53.7MB in the beginning and 52.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:48,278 INFO L158 Benchmark]: RCFGBuilder took 301.10ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 39.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-08-30 01:58:48,279 INFO L158 Benchmark]: TraceAbstraction took 57.79ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 32.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:58:48,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 60.8MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.68ms. Allocated memory is still 81.8MB. Free memory was 54.8MB in the beginning and 55.8MB in the end (delta: -973.7kB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.21ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 53.7MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.85ms. Allocated memory is still 81.8MB. Free memory was 53.7MB in the beginning and 52.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 301.10ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 39.0MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 57.79ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 32.3MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. 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 01:58:48,293 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: /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/AutomizerMemDerefMemtrack.xml -i ../../../trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 29686c593874684b7702dd35cbbbd25416d0d0dde1b2c7e324de66da32235cfd --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 01:58:49,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-08-30 01:58:49,796 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-08-30 01:58:49,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-08-30 01:58:49,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-08-30 01:58:49,832 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-08-30 01:58:49,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-08-30 01:58:49,836 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-08-30 01:58:49,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-08-30 01:58:49,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-08-30 01:58:49,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-08-30 01:58:49,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-08-30 01:58:49,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-08-30 01:58:49,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-08-30 01:58:49,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-08-30 01:58:49,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-08-30 01:58:49,848 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-08-30 01:58:49,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-08-30 01:58:49,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-08-30 01:58:49,851 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-08-30 01:58:49,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-08-30 01:58:49,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-08-30 01:58:49,867 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-08-30 01:58:49,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-08-30 01:58:49,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-08-30 01:58:49,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-08-30 01:58:49,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-08-30 01:58:49,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-08-30 01:58:49,875 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-08-30 01:58:49,876 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-08-30 01:58:49,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-08-30 01:58:49,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-08-30 01:58:49,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-08-30 01:58:49,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-08-30 01:58:49,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-08-30 01:58:49,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-08-30 01:58:49,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-08-30 01:58:49,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-08-30 01:58:49,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-08-30 01:58:49,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-08-30 01:58:49,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-08-30 01:58:49,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-08-30 01:58:49,912 INFO L113 SettingsManager]: Loading preferences was successful [2023-08-30 01:58:49,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-08-30 01:58:49,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-08-30 01:58:49,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-08-30 01:58:49,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-08-30 01:58:49,914 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-08-30 01:58:49,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-08-30 01:58:49,915 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-08-30 01:58:49,915 INFO L138 SettingsManager]: * Use SBE=true [2023-08-30 01:58:49,915 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-08-30 01:58:49,915 INFO L138 SettingsManager]: * sizeof long=4 [2023-08-30 01:58:49,916 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-08-30 01:58:49,916 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-08-30 01:58:49,916 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-08-30 01:58:49,916 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-08-30 01:58:49,916 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-08-30 01:58:49,916 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * sizeof long double=12 [2023-08-30 01:58:49,917 INFO L138 SettingsManager]: * Use constant arrays=true [2023-08-30 01:58:49,918 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-08-30 01:58:49,918 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-08-30 01:58:49,918 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-08-30 01:58:49,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:49,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-08-30 01:58:49,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-08-30 01:58:49,919 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-08-30 01:58:49,920 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 29686c593874684b7702dd35cbbbd25416d0d0dde1b2c7e324de66da32235cfd Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: When to check the insufficient erros location relative to the other error locations -> DEFORE [2023-08-30 01:58:50,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-08-30 01:58:50,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-08-30 01:58:50,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-08-30 01:58:50,166 INFO L271 PluginConnector]: Initializing CDTParser... [2023-08-30 01:58:50,166 INFO L275 PluginConnector]: CDTParser initialized [2023-08-30 01:58:50,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i [2023-08-30 01:58:51,080 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-08-30 01:58:51,261 INFO L351 CDTParser]: Found 1 translation units. [2023-08-30 01:58:51,261 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/04-mutex_42-trylock_2mutex.i [2023-08-30 01:58:51,270 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a729f57/215a1b59cb8b4718a943024fa6a3992d/FLAG9fb42609a [2023-08-30 01:58:51,278 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c9a729f57/215a1b59cb8b4718a943024fa6a3992d [2023-08-30 01:58:51,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-08-30 01:58:51,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-08-30 01:58:51,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:51,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-08-30 01:58:51,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-08-30 01:58:51,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@728309b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51, skipping insertion in model container [2023-08-30 01:58:51,297 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-08-30 01:58:51,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-08-30 01:58:51,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:51,582 INFO L203 MainTranslator]: Completed pre-run [2023-08-30 01:58:51,655 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-08-30 01:58:51,691 INFO L208 MainTranslator]: Completed translation [2023-08-30 01:58:51,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51 WrapperNode [2023-08-30 01:58:51,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-08-30 01:58:51,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:51,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-08-30 01:58:51,693 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-08-30 01:58:51,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,721 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,740 INFO L138 Inliner]: procedures = 164, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 53 [2023-08-30 01:58:51,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-08-30 01:58:51,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-08-30 01:58:51,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-08-30 01:58:51,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-08-30 01:58:51,747 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,771 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,773 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-08-30 01:58:51,778 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-08-30 01:58:51,778 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-08-30 01:58:51,778 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-08-30 01:58:51,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (1/1) ... [2023-08-30 01:58:51,783 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-08-30 01:58:51,795 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-08-30 01:58:51,810 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 01:58:51,824 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 01:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-08-30 01:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-08-30 01:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-08-30 01:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-08-30 01:58:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-08-30 01:58:51,838 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-08-30 01:58:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-08-30 01:58:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-08-30 01:58:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-08-30 01:58:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2023-08-30 01:58:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-08-30 01:58:51,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-08-30 01:58:51,839 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 01:58:52,004 INFO L236 CfgBuilder]: Building ICFG [2023-08-30 01:58:52,005 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-08-30 01:58:52,156 INFO L277 CfgBuilder]: Performing block encoding [2023-08-30 01:58:52,160 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-08-30 01:58:52,160 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-08-30 01:58:52,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:52 BoogieIcfgContainer [2023-08-30 01:58:52,162 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-08-30 01:58:52,163 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-08-30 01:58:52,163 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-08-30 01:58:52,165 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-08-30 01:58:52,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.08 01:58:51" (1/3) ... [2023-08-30 01:58:52,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e9a5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:52, skipping insertion in model container [2023-08-30 01:58:52,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 01:58:51" (2/3) ... [2023-08-30 01:58:52,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e9a5a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.08 01:58:52, skipping insertion in model container [2023-08-30 01:58:52,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.08 01:58:52" (3/3) ... [2023-08-30 01:58:52,167 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_42-trylock_2mutex.i [2023-08-30 01:58:52,178 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-08-30 01:58:52,178 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2023-08-30 01:58:52,178 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-08-30 01:58:52,238 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-08-30 01:58:52,243 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 01:58:52,251 INFO L158 Benchmark]: Toolchain (without parser) took 969.39ms. Allocated memory is still 71.3MB. Free memory was 48.4MB in the beginning and 38.5MB in the end (delta: 9.9MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2023-08-30 01:58:52,251 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-08-30 01:58:52,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.32ms. Allocated memory is still 71.3MB. Free memory was 48.2MB in the beginning and 45.2MB in the end (delta: 3.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-08-30 01:58:52,252 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.54ms. Allocated memory is still 71.3MB. Free memory was 45.2MB in the beginning and 43.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:58:52,253 INFO L158 Benchmark]: Boogie Preprocessor took 35.77ms. Allocated memory is still 71.3MB. Free memory was 43.1MB in the beginning and 41.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-08-30 01:58:52,254 INFO L158 Benchmark]: RCFGBuilder took 384.12ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 46.3MB in the end (delta: -4.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2023-08-30 01:58:52,255 INFO L158 Benchmark]: TraceAbstraction took 86.74ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 38.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-08-30 01:58:52,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 56.6MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.32ms. Allocated memory is still 71.3MB. Free memory was 48.2MB in the beginning and 45.2MB in the end (delta: 3.0MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.54ms. Allocated memory is still 71.3MB. Free memory was 45.2MB in the beginning and 43.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.77ms. Allocated memory is still 71.3MB. Free memory was 43.1MB in the beginning and 41.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 384.12ms. Allocated memory is still 71.3MB. Free memory was 41.4MB in the beginning and 46.3MB in the end (delta: -4.9MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * TraceAbstraction took 86.74ms. Allocated memory is still 71.3MB. Free memory was 45.8MB in the beginning and 38.5MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. 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 01:58:52,273 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