./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 eb692b52 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-?-eb692b5 [2022-07-19 18:44:03,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 18:44:03,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 18:44:03,948 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 18:44:03,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 18:44:03,950 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 18:44:03,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 18:44:03,961 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 18:44:03,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 18:44:03,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 18:44:03,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 18:44:03,972 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 18:44:03,972 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 18:44:03,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 18:44:03,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 18:44:03,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 18:44:03,978 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 18:44:03,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 18:44:03,984 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 18:44:03,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 18:44:03,992 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 18:44:03,993 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 18:44:03,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 18:44:03,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 18:44:03,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 18:44:04,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 18:44:04,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 18:44:04,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 18:44:04,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 18:44:04,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 18:44:04,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 18:44:04,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 18:44:04,005 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 18:44:04,006 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 18:44:04,007 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 18:44:04,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 18:44:04,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 18:44:04,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 18:44:04,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 18:44:04,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 18:44:04,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 18:44:04,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 18:44:04,013 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 18:44:04,043 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 18:44:04,043 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 18:44:04,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 18:44:04,044 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 18:44:04,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 18:44:04,045 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 18:44:04,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 18:44:04,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 18:44:04,046 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 18:44:04,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 18:44:04,047 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 18:44:04,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 18:44:04,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 18:44:04,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 18:44:04,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 18:44:04,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 18:44:04,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 18:44:04,048 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 18:44:04,049 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 18:44:04,049 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 18:44:04,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 18:44:04,049 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 18:44:04,049 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 18:44:04,050 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 18:44:04,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:44:04,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 18:44:04,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 18:44:04,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 18:44:04,051 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 18:44:04,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 18:44:04,051 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 18:44:04,052 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 18:44:04,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 18:44:04,052 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-07-19 18:44:04,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 18:44:04,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 18:44:04,373 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 18:44:04,374 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 18:44:04,375 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 18:44:04,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-19 18:44:04,452 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2579888/1135bc98432943e2a723565422004ddc/FLAG0469c1622 [2022-07-19 18:44:04,994 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 18:44:04,994 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-19 18:44:05,018 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2579888/1135bc98432943e2a723565422004ddc/FLAG0469c1622 [2022-07-19 18:44:05,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e2579888/1135bc98432943e2a723565422004ddc [2022-07-19 18:44:05,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 18:44:05,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 18:44:05,464 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 18:44:05,465 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 18:44:05,467 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 18:44:05,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:44:05" (1/1) ... [2022-07-19 18:44:05,469 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61f9de59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:05, skipping insertion in model container [2022-07-19 18:44:05,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:44:05" (1/1) ... [2022-07-19 18:44:05,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 18:44:05,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 18:44:05,852 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] [2022-07-19 18:44:05,990 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:44:06,013 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 18:44:06,051 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] [2022-07-19 18:44:06,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:44:06,134 INFO L208 MainTranslator]: Completed translation [2022-07-19 18:44:06,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06 WrapperNode [2022-07-19 18:44:06,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 18:44:06,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 18:44:06,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 18:44:06,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 18:44:06,143 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,208 INFO L137 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2022-07-19 18:44:06,208 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 18:44:06,209 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 18:44:06,209 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 18:44:06,210 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 18:44:06,217 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,225 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,227 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,253 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,265 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,272 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 18:44:06,273 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 18:44:06,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 18:44:06,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 18:44:06,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:06" (1/1) ... [2022-07-19 18:44:06,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:44:06,314 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 18:44:06,338 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) [2022-07-19 18:44:06,362 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 [2022-07-19 18:44:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-19 18:44:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-19 18:44:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 18:44:06,378 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 18:44:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 18:44:06,378 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-19 18:44:06,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-19 18:44:06,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-19 18:44:06,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 18:44:06,379 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-19 18:44:06,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-19 18:44:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 18:44:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-19 18:44:06,380 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-19 18:44:06,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 18:44:06,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 18:44:06,584 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 18:44:06,585 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 18:44:06,973 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2022-07-19 18:44:06,973 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; [2022-07-19 18:44:09,293 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 18:44:09,348 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 18:44:09,349 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 18:44:09,349 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-07-19 18:44:09,351 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) [2022-07-19 18:44:09,370 INFO L158 Benchmark]: Toolchain (without parser) took 3905.63ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 67.3MB in the beginning and 80.8MB in the end (delta: -13.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2022-07-19 18:44:09,371 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 46.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 18:44:09,371 INFO L158 Benchmark]: CACSL2BoogieTranslator took 670.82ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 59.9MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-19 18:44:09,372 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.65ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 55.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-19 18:44:09,373 INFO L158 Benchmark]: Boogie Preprocessor took 63.07ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 51.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-19 18:44:09,373 INFO L158 Benchmark]: RCFGBuilder took 3095.29ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 51.5MB in the beginning and 80.8MB in the end (delta: -29.3MB). Peak memory consumption was 44.4MB. Max. memory is 16.1GB. [2022-07-19 18:44:09,376 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory was 54.8MB in the beginning and 54.7MB in the end (delta: 46.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 670.82ms. Allocated memory is still 100.7MB. Free memory was 67.1MB in the beginning and 59.9MB in the end (delta: 7.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.65ms. Allocated memory is still 100.7MB. Free memory was 59.9MB in the beginning and 55.3MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.07ms. Allocated memory is still 100.7MB. Free memory was 55.3MB in the beginning and 51.5MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3095.29ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 51.5MB in the beginning and 80.8MB in the end (delta: -29.3MB). Peak memory consumption was 44.4MB. 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. [2022-07-19 18:44:09,422 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-?-eb692b5 [2022-07-19 18:44:11,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 18:44:11,467 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 18:44:11,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 18:44:11,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 18:44:11,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 18:44:11,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 18:44:11,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 18:44:11,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 18:44:11,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 18:44:11,513 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 18:44:11,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 18:44:11,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 18:44:11,528 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 18:44:11,530 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 18:44:11,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 18:44:11,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 18:44:11,535 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 18:44:11,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 18:44:11,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 18:44:11,545 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 18:44:11,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 18:44:11,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 18:44:11,552 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 18:44:11,553 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 18:44:11,557 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 18:44:11,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 18:44:11,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 18:44:11,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 18:44:11,561 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 18:44:11,562 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 18:44:11,562 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 18:44:11,563 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 18:44:11,564 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 18:44:11,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 18:44:11,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 18:44:11,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 18:44:11,567 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 18:44:11,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 18:44:11,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 18:44:11,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 18:44:11,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 18:44:11,571 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-07-19 18:44:11,613 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 18:44:11,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 18:44:11,614 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 18:44:11,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 18:44:11,616 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 18:44:11,616 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 18:44:11,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 18:44:11,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 18:44:11,617 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 18:44:11,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 18:44:11,618 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 18:44:11,619 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 18:44:11,619 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 18:44:11,619 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 18:44:11,619 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 18:44:11,620 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 18:44:11,620 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-19 18:44:11,620 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-19 18:44:11,620 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-19 18:44:11,620 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 18:44:11,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 18:44:11,621 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 18:44:11,621 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 18:44:11,621 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 18:44:11,621 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 18:44:11,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 18:44:11,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:44:11,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 18:44:11,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 18:44:11,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 18:44:11,623 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-19 18:44:11,623 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-19 18:44:11,623 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 18:44:11,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 18:44:11,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 18:44:11,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-19 18:44:11,624 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2022-07-19 18:44:11,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 18:44:11,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 18:44:11,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 18:44:11,979 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 18:44:11,980 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 18:44:11,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-19 18:44:12,040 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7088fe0a/80d358947b59453ba7926b8026481b60/FLAG00fbd183e [2022-07-19 18:44:12,593 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 18:44:12,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2022-07-19 18:44:12,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7088fe0a/80d358947b59453ba7926b8026481b60/FLAG00fbd183e [2022-07-19 18:44:12,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7088fe0a/80d358947b59453ba7926b8026481b60 [2022-07-19 18:44:12,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 18:44:12,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 18:44:12,929 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 18:44:12,929 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 18:44:12,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 18:44:12,933 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:44:12" (1/1) ... [2022-07-19 18:44:12,935 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e7e12c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:12, skipping insertion in model container [2022-07-19 18:44:12,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 06:44:12" (1/1) ... [2022-07-19 18:44:12,942 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 18:44:12,999 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 18:44:13,369 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] [2022-07-19 18:44:13,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:44:13,510 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 18:44:13,536 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] [2022-07-19 18:44:13,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 18:44:13,644 INFO L208 MainTranslator]: Completed translation [2022-07-19 18:44:13,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13 WrapperNode [2022-07-19 18:44:13,645 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 18:44:13,646 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 18:44:13,646 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 18:44:13,646 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 18:44:13,655 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,679 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,711 INFO L137 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2022-07-19 18:44:13,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 18:44:13,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 18:44:13,713 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 18:44:13,713 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 18:44:13,720 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,720 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,729 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,786 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 18:44:13,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 18:44:13,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 18:44:13,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 18:44:13,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 06:44:13" (1/1) ... [2022-07-19 18:44:13,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 18:44:13,804 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 18:44:13,815 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) [2022-07-19 18:44:13,842 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 [2022-07-19 18:44:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-19 18:44:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-19 18:44:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-19 18:44:13,858 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-19 18:44:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 18:44:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-19 18:44:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-19 18:44:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-07-19 18:44:13,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-07-19 18:44:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-19 18:44:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-07-19 18:44:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-07-19 18:44:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-19 18:44:13,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-07-19 18:44:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-19 18:44:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-19 18:44:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-19 18:44:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-19 18:44:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-19 18:44:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-07-19 18:44:13,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-07-19 18:44:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2022-07-19 18:44:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2022-07-19 18:44:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 18:44:13,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 18:44:14,054 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 18:44:14,056 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 18:44:14,500 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2022-07-19 18:44:14,501 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; [2022-07-19 18:44:17,794 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 18:44:17,845 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 18:44:17,846 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 18:44:17,846 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2022-07-19 18:44:17,847 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) [2022-07-19 18:44:17,854 INFO L158 Benchmark]: Toolchain (without parser) took 4925.70ms. Allocated memory was 52.4MB in the beginning and 79.7MB in the end (delta: 27.3MB). Free memory was 28.1MB in the beginning and 50.3MB in the end (delta: -22.2MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2022-07-19 18:44:17,855 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 18:44:17,856 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.46ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 27.9MB in the beginning and 30.9MB in the end (delta: -3.0MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2022-07-19 18:44:17,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.16ms. Allocated memory is still 65.0MB. Free memory was 30.9MB in the beginning and 43.5MB in the end (delta: -12.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-19 18:44:17,858 INFO L158 Benchmark]: Boogie Preprocessor took 74.25ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 38.9MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-19 18:44:17,858 INFO L158 Benchmark]: RCFGBuilder took 4064.62ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.9MB in the beginning and 50.3MB in the end (delta: -11.3MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-07-19 18:44:17,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 52.4MB. Free memory is still 33.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.46ms. Allocated memory was 52.4MB in the beginning and 65.0MB in the end (delta: 12.6MB). Free memory was 27.9MB in the beginning and 30.9MB in the end (delta: -3.0MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.16ms. Allocated memory is still 65.0MB. Free memory was 30.9MB in the beginning and 43.5MB in the end (delta: -12.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.25ms. Allocated memory is still 65.0MB. Free memory was 43.5MB in the beginning and 38.9MB in the end (delta: 4.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4064.62ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.9MB in the beginning and 50.3MB in the end (delta: -11.3MB). Peak memory consumption was 25.6MB. 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. [2022-07-19 18:44:17,938 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?