./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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 ../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 18:58:38,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 18:58:38,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 18:58:38,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 18:58:38,921 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 18:58:38,922 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 18:58:38,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 18:58:38,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 18:58:38,930 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 18:58:38,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 18:58:38,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 18:58:38,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 18:58:38,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 18:58:38,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 18:58:38,938 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 18:58:38,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 18:58:38,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 18:58:38,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 18:58:38,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 18:58:38,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 18:58:38,949 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 18:58:38,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 18:58:38,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 18:58:38,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 18:58:38,951 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 18:58:38,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 18:58:38,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 18:58:38,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 18:58:38,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 18:58:38,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 18:58:38,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 18:58:38,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 18:58:38,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 18:58:38,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 18:58:38,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 18:58:38,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 18:58:38,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 18:58:38,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 18:58:38,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 18:58:38,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 18:58:38,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 18:58:38,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 18:58:38,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-22 18:58:38,986 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 18:58:38,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 18:58:38,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 18:58:38,987 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 18:58:38,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 18:58:38,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 18:58:38,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 18:58:38,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 18:58:38,988 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 18:58:38,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 18:58:38,989 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 18:58:38,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 18:58:38,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 18:58:38,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 18:58:38,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 18:58:38,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 18:58:38,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 18:58:38,990 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 18:58:38,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 18:58:38,990 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 18:58:38,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 18:58:38,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 18:58:38,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 18:58:38,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 18:58:38,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 18:58:38,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 18:58:38,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 18:58:38,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 18:58:38,992 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 18:58:38,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 18:58:38,993 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 18:58:38,993 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 18:58:38,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 18:58:38,993 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-07-22 18:58:39,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 18:58:39,216 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 18:58:39,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 18:58:39,219 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 18:58:39,219 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 18:58:39,220 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-22 18:58:39,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baa6efda1/6b6aaca99b234c3583ca6541567cc1c6/FLAG9b78c79be [2022-07-22 18:58:39,678 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 18:58:39,679 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-22 18:58:39,699 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baa6efda1/6b6aaca99b234c3583ca6541567cc1c6/FLAG9b78c79be [2022-07-22 18:58:39,707 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baa6efda1/6b6aaca99b234c3583ca6541567cc1c6 [2022-07-22 18:58:39,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 18:58:39,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 18:58:39,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 18:58:39,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 18:58:39,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 18:58:39,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 06:58:39" (1/1) ... [2022-07-22 18:58:39,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2782db5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:39, skipping insertion in model container [2022-07-22 18:58:39,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 06:58:39" (1/1) ... [2022-07-22 18:58:39,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 18:58:39,752 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 18:58:39,972 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-07-22 18:58:40,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 18:58:40,071 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 18:58:40,091 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-07-22 18:58:40,132 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 18:58:40,159 INFO L208 MainTranslator]: Completed translation [2022-07-22 18:58:40,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40 WrapperNode [2022-07-22 18:58:40,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 18:58:40,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 18:58:40,161 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 18:58:40,161 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 18:58:40,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,207 INFO L137 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2022-07-22 18:58:40,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 18:58:40,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 18:58:40,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 18:58:40,215 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 18:58:40,221 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,226 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,226 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,268 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 18:58:40,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 18:58:40,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 18:58:40,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 18:58:40,296 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:40" (1/1) ... [2022-07-22 18:58:40,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 18:58:40,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 18:58:40,324 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) [2022-07-22 18:58:40,351 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 [2022-07-22 18:58:40,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-22 18:58:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-22 18:58:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 18:58:40,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 18:58:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 18:58:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 18:58:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 18:58:40,371 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-22 18:58:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-22 18:58:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 18:58:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-22 18:58:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-22 18:58:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-22 18:58:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-22 18:58:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 18:58:40,372 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-22 18:58:40,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-22 18:58:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 18:58:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-22 18:58:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-22 18:58:40,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 18:58:40,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 18:58:40,547 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 18:58:40,548 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 18:58:40,847 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-07-22 18:58:40,847 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2022-07-22 18:58:43,168 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 18:58:43,220 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 18:58:43,222 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-22 18:58:43,223 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-07-22 18:58:43,224 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2022-07-22 18:58:43,227 INFO L158 Benchmark]: Toolchain (without parser) took 3516.14ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 48.0MB in the beginning and 84.5MB in the end (delta: -36.5MB). Peak memory consumption was 55.8MB. Max. memory is 16.1GB. [2022-07-22 18:58:43,227 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 18:58:43,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.96ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 47.8MB in the beginning and 76.5MB in the end (delta: -28.7MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-07-22 18:58:43,228 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.11ms. Allocated memory is still 113.2MB. Free memory was 76.5MB in the beginning and 71.8MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 18:58:43,229 INFO L158 Benchmark]: Boogie Preprocessor took 56.77ms. Allocated memory is still 113.2MB. Free memory was 71.8MB in the beginning and 67.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-22 18:58:43,229 INFO L158 Benchmark]: RCFGBuilder took 2953.38ms. Allocated memory is still 113.2MB. Free memory was 67.6MB in the beginning and 84.5MB in the end (delta: -16.9MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2022-07-22 18:58:43,231 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory is still 66.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 448.96ms. Allocated memory was 88.1MB in the beginning and 113.2MB in the end (delta: 25.2MB). Free memory was 47.8MB in the beginning and 76.5MB in the end (delta: -28.7MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.11ms. Allocated memory is still 113.2MB. Free memory was 76.5MB in the beginning and 71.8MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.77ms. Allocated memory is still 113.2MB. Free memory was 71.8MB in the beginning and 67.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2953.38ms. Allocated memory is still 113.2MB. Free memory was 67.6MB in the beginning and 84.5MB in the end (delta: -16.9MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-22 18:58:43,264 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 ../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -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 e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 18:58:44,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 18:58:44,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 18:58:44,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 18:58:44,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 18:58:44,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 18:58:44,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 18:58:44,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 18:58:44,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 18:58:44,963 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 18:58:44,964 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 18:58:44,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 18:58:44,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 18:58:44,980 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 18:58:44,981 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 18:58:44,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 18:58:44,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 18:58:44,983 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 18:58:44,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 18:58:44,985 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 18:58:44,986 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 18:58:44,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 18:58:44,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 18:58:44,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 18:58:44,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 18:58:44,993 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 18:58:44,993 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 18:58:44,993 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 18:58:44,994 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 18:58:44,994 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 18:58:44,995 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 18:58:45,001 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 18:58:45,002 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 18:58:45,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 18:58:45,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 18:58:45,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 18:58:45,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 18:58:45,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 18:58:45,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 18:58:45,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 18:58:45,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 18:58:45,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 18:58:45,007 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-22 18:58:45,032 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 18:58:45,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 18:58:45,032 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 18:58:45,033 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 18:58:45,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 18:58:45,033 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 18:58:45,034 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 18:58:45,034 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 18:58:45,034 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 18:58:45,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 18:58:45,035 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 18:58:45,035 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 18:58:45,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 18:58:45,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 18:58:45,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 18:58:45,039 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 18:58:45,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 18:58:45,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 18:58:45,039 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 18:58:45,040 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 18:58:45,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 18:58:45,040 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 18:58:45,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 18:58:45,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 18:58:45,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 18:58:45,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 18:58:45,041 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 18:58:45,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 18:58:45,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 18:58:45,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 18:58:45,042 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 18:58:45,042 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 18:58:45,042 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 18:58:45,042 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 18:58:45,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 18:58:45,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 18:58:45,043 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-07-22 18:58:45,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 18:58:45,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 18:58:45,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 18:58:45,284 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 18:58:45,284 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 18:58:45,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-22 18:58:45,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7043f14de/4e736277a82b42e6beb2f0099b36fd6a/FLAGf2c7be303 [2022-07-22 18:58:45,717 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 18:58:45,718 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-22 18:58:45,730 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7043f14de/4e736277a82b42e6beb2f0099b36fd6a/FLAGf2c7be303 [2022-07-22 18:58:45,741 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7043f14de/4e736277a82b42e6beb2f0099b36fd6a [2022-07-22 18:58:45,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 18:58:45,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 18:58:45,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 18:58:45,746 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 18:58:45,748 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 18:58:45,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 06:58:45" (1/1) ... [2022-07-22 18:58:45,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d01781 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:45, skipping insertion in model container [2022-07-22 18:58:45,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 06:58:45" (1/1) ... [2022-07-22 18:58:45,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 18:58:45,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 18:58:46,015 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-07-22 18:58:46,073 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 18:58:46,102 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 18:58:46,135 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2022-07-22 18:58:46,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 18:58:46,223 INFO L208 MainTranslator]: Completed translation [2022-07-22 18:58:46,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46 WrapperNode [2022-07-22 18:58:46,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 18:58:46,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 18:58:46,229 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 18:58:46,229 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 18:58:46,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,260 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,287 INFO L137 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2022-07-22 18:58:46,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 18:58:46,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 18:58:46,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 18:58:46,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 18:58:46,294 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,326 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 18:58:46,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 18:58:46,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 18:58:46,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 18:58:46,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 06:58:46" (1/1) ... [2022-07-22 18:58:46,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 18:58:46,355 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 18:58:46,379 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) [2022-07-22 18:58:46,389 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 [2022-07-22 18:58:46,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-22 18:58:46,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 18:58:46,411 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 18:58:46,412 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 18:58:46,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 18:58:46,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 18:58:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 18:58:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-22 18:58:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-22 18:58:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 18:58:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-22 18:58:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-22 18:58:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-22 18:58:46,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-22 18:58:46,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-22 18:58:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 18:58:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 18:58:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 18:58:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 18:58:46,414 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-22 18:58:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-22 18:58:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-22 18:58:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-22 18:58:46,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 18:58:46,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 18:58:46,597 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 18:58:46,599 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 18:58:46,974 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-07-22 18:58:46,975 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2022-07-22 18:58:50,114 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 18:58:50,140 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 18:58:50,141 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-22 18:58:50,141 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-07-22 18:58:50,142 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) 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) [2022-07-22 18:58:50,145 INFO L158 Benchmark]: Toolchain (without parser) took 4400.02ms. Allocated memory was 54.5MB in the beginning and 83.9MB in the end (delta: 29.4MB). Free memory was 32.2MB in the beginning and 48.4MB in the end (delta: -16.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-07-22 18:58:50,146 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 18:58:50,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.74ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 35.1MB in the end (delta: -3.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-22 18:58:50,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.99ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 47.5MB in the end (delta: -12.5MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2022-07-22 18:58:50,148 INFO L158 Benchmark]: Boogie Preprocessor took 52.74ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 43.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-22 18:58:50,149 INFO L158 Benchmark]: RCFGBuilder took 3801.96ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.1MB in the beginning and 48.4MB in the end (delta: -5.3MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2022-07-22 18:58:50,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 478.74ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 32.0MB in the beginning and 35.1MB in the end (delta: -3.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.99ms. Allocated memory is still 69.2MB. Free memory was 35.1MB in the beginning and 47.5MB in the end (delta: -12.5MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.74ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 43.1MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3801.96ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.1MB in the beginning and 48.4MB in the end (delta: -5.3MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-22 18:58:50,199 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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?