./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-17 17:13:39,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 17:13:39,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 17:13:39,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 17:13:39,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 17:13:39,456 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 17:13:39,461 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 17:13:39,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 17:13:39,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 17:13:39,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 17:13:39,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 17:13:39,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 17:13:39,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 17:13:39,466 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 17:13:39,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 17:13:39,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 17:13:39,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 17:13:39,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 17:13:39,471 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 17:13:39,473 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 17:13:39,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 17:13:39,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 17:13:39,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 17:13:39,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 17:13:39,486 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 17:13:39,490 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 17:13:39,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 17:13:39,491 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 17:13:39,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 17:13:39,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 17:13:39,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 17:13:39,492 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 17:13:39,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 17:13:39,493 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 17:13:39,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 17:13:39,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 17:13:39,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 17:13:39,495 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 17:13:39,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 17:13:39,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 17:13:39,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 17:13:39,497 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 17:13:39,518 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 17:13:39,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 17:13:39,520 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 17:13:39,520 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 17:13:39,521 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 17:13:39,521 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 17:13:39,521 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 17:13:39,521 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 17:13:39,522 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 17:13:39,522 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 17:13:39,522 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 17:13:39,522 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 17:13:39,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 17:13:39,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 17:13:39,523 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 17:13:39,523 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 17:13:39,523 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 17:13:39,523 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 17:13:39,524 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 17:13:39,524 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 17:13:39,524 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 17:13:39,524 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 17:13:39,524 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 17:13:39,524 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 17:13:39,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 17:13:39,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 17:13:39,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 17:13:39,525 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 17:13:39,525 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 17:13:39,525 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 17:13:39,526 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 17:13:39,526 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 17:13:39,526 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 17:13:39,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 17:13:39,526 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2021-12-17 17:13:39,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 17:13:39,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 17:13:39,756 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 17:13:39,756 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 17:13:39,759 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 17:13:39,760 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-12-17 17:13:39,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fb585e7/7dd670980ca64fa7843f98a05337f6ba/FLAGe6b8bdfcd [2021-12-17 17:13:40,228 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 17:13:40,232 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-12-17 17:13:40,242 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fb585e7/7dd670980ca64fa7843f98a05337f6ba/FLAGe6b8bdfcd [2021-12-17 17:13:40,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1fb585e7/7dd670980ca64fa7843f98a05337f6ba [2021-12-17 17:13:40,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 17:13:40,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 17:13:40,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 17:13:40,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 17:13:40,256 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 17:13:40,257 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,258 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fefad21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40, skipping insertion in model container [2021-12-17 17:13:40,258 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,263 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 17:13:40,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 17:13:40,489 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] [2021-12-17 17:13:40,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 17:13:40,583 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 17:13:40,601 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] [2021-12-17 17:13:40,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 17:13:40,684 INFO L208 MainTranslator]: Completed translation [2021-12-17 17:13:40,684 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40 WrapperNode [2021-12-17 17:13:40,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 17:13:40,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 17:13:40,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 17:13:40,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 17:13:40,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,752 INFO L137 Inliner]: procedures = 147, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 597 [2021-12-17 17:13:40,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 17:13:40,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 17:13:40,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 17:13:40,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 17:13:40,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,812 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,818 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,821 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,828 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 17:13:40,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 17:13:40,828 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 17:13:40,829 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 17:13:40,830 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:40" (1/1) ... [2021-12-17 17:13:40,834 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 17:13:40,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 17:13:40,853 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) [2021-12-17 17:13:40,862 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 [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-17 17:13:40,902 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-17 17:13:40,902 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-12-17 17:13:40,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-12-17 17:13:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-17 17:13:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-12-17 17:13:40,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-12-17 17:13:40,907 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-17 17:13:40,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-17 17:13:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 17:13:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-12-17 17:13:40,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-12-17 17:13:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 17:13:40,908 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-12-17 17:13:40,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-12-17 17:13:40,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 17:13:40,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 17:13:41,057 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 17:13:41,059 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 17:13:41,310 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2021-12-17 17:13:41,310 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2021-12-17 17:13:43,593 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 17:13:43,627 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 17:13:43,627 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-17 17:13:43,628 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2021-12-17 17:13:43,629 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:304) 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) [2021-12-17 17:13:43,636 INFO L158 Benchmark]: Toolchain (without parser) took 3381.88ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 78.7MB in the beginning and 69.8MB in the end (delta: 8.9MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2021-12-17 17:13:43,637 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 107.0MB. Free memory was 64.8MB in the beginning and 64.7MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 17:13:43,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 432.18ms. Allocated memory is still 107.0MB. Free memory was 78.4MB in the beginning and 67.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 17:13:43,639 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.48ms. Allocated memory is still 107.0MB. Free memory was 67.5MB in the beginning and 63.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-17 17:13:43,639 INFO L158 Benchmark]: Boogie Preprocessor took 74.23ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 59.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-17 17:13:43,640 INFO L158 Benchmark]: RCFGBuilder took 2805.08ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 58.8MB in the beginning and 69.8MB in the end (delta: -11.0MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2021-12-17 17:13:43,646 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 107.0MB. Free memory was 64.8MB in the beginning and 64.7MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 432.18ms. Allocated memory is still 107.0MB. Free memory was 78.4MB in the beginning and 67.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.48ms. Allocated memory is still 107.0MB. Free memory was 67.5MB in the beginning and 63.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.23ms. Allocated memory is still 107.0MB. Free memory was 63.0MB in the beginning and 59.1MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2805.08ms. Allocated memory was 107.0MB in the beginning and 130.0MB in the end (delta: 23.1MB). Free memory was 58.8MB in the beginning and 69.8MB in the end (delta: -11.0MB). Peak memory consumption was 20.8MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-17 17:13:43,681 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-tmp.no-commuhash-c3fed41 [2021-12-17 17:13:45,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 17:13:45,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 17:13:45,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 17:13:45,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 17:13:45,493 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 17:13:45,494 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 17:13:45,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 17:13:45,500 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 17:13:45,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 17:13:45,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 17:13:45,509 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 17:13:45,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 17:13:45,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 17:13:45,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 17:13:45,516 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 17:13:45,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 17:13:45,517 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 17:13:45,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 17:13:45,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 17:13:45,522 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 17:13:45,523 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 17:13:45,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 17:13:45,526 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 17:13:45,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 17:13:45,532 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 17:13:45,533 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 17:13:45,534 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 17:13:45,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 17:13:45,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 17:13:45,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 17:13:45,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 17:13:45,537 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 17:13:45,538 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 17:13:45,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 17:13:45,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 17:13:45,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 17:13:45,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 17:13:45,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 17:13:45,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 17:13:45,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 17:13:45,546 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-17 17:13:45,574 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 17:13:45,574 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 17:13:45,575 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 17:13:45,575 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 17:13:45,576 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 17:13:45,576 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 17:13:45,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 17:13:45,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 17:13:45,578 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 17:13:45,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 17:13:45,579 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 17:13:45,579 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 17:13:45,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 17:13:45,579 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 17:13:45,579 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 17:13:45,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 17:13:45,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 17:13:45,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 17:13:45,581 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 17:13:45,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 17:13:45,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 17:13:45,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 17:13:45,581 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 17:13:45,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 17:13:45,582 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-17 17:13:45,582 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-17 17:13:45,582 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 17:13:45,582 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 17:13:45,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 17:13:45,583 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 17:13:45,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-17 17:13:45,583 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2021-12-17 17:13:45,862 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 17:13:45,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 17:13:45,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 17:13:45,891 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 17:13:45,891 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 17:13:45,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-12-17 17:13:45,940 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b62d4f3/3b75940e419b439a849dcee8cb9ac953/FLAG7cd2d6ef1 [2021-12-17 17:13:46,379 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 17:13:46,380 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-12-17 17:13:46,393 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b62d4f3/3b75940e419b439a849dcee8cb9ac953/FLAG7cd2d6ef1 [2021-12-17 17:13:46,410 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33b62d4f3/3b75940e419b439a849dcee8cb9ac953 [2021-12-17 17:13:46,412 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 17:13:46,414 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 17:13:46,416 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 17:13:46,416 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 17:13:46,419 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 17:13:46,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:46,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14986c4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46, skipping insertion in model container [2021-12-17 17:13:46,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:46,427 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 17:13:46,473 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 17:13:46,716 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] [2021-12-17 17:13:46,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 17:13:46,822 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 17:13:46,841 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] [2021-12-17 17:13:46,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 17:13:46,951 INFO L208 MainTranslator]: Completed translation [2021-12-17 17:13:46,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46 WrapperNode [2021-12-17 17:13:46,951 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 17:13:46,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 17:13:46,952 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 17:13:46,952 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 17:13:46,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:46,990 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,027 INFO L137 Inliner]: procedures = 151, calls = 289, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 586 [2021-12-17 17:13:47,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 17:13:47,028 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 17:13:47,028 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 17:13:47,028 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 17:13:47,034 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,039 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,040 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 17:13:47,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 17:13:47,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 17:13:47,090 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 17:13:47,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 05:13:46" (1/1) ... [2021-12-17 17:13:47,111 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 17:13:47,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 17:13:47,128 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) [2021-12-17 17:13:47,146 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 [2021-12-17 17:13:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-17 17:13:47,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-17 17:13:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-17 17:13:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-17 17:13:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 17:13:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-17 17:13:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-17 17:13:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-12-17 17:13:47,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-12-17 17:13:47,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-12-17 17:13:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-17 17:13:47,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-17 17:13:47,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-17 17:13:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-12-17 17:13:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-12-17 17:13:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-12-17 17:13:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-12-17 17:13:47,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 17:13:47,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 17:13:47,360 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 17:13:47,361 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 17:13:47,754 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2021-12-17 17:13:47,754 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2021-12-17 17:13:50,741 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 17:13:50,774 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 17:13:50,775 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-17 17:13:50,776 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2021-12-17 17:13:50,777 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:304) 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) [2021-12-17 17:13:50,783 INFO L158 Benchmark]: Toolchain (without parser) took 4367.20ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 49.3MB in the beginning and 50.8MB in the end (delta: -1.4MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-12-17 17:13:50,783 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 30.3MB in the beginning and 30.3MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 17:13:50,784 INFO L158 Benchmark]: CACSL2BoogieTranslator took 535.19ms. Allocated memory is still 65.0MB. Free memory was 49.0MB in the beginning and 41.0MB in the end (delta: 8.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2021-12-17 17:13:50,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.40ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 36.3MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-17 17:13:50,785 INFO L158 Benchmark]: Boogie Preprocessor took 61.35ms. Allocated memory is still 65.0MB. Free memory was 36.3MB in the beginning and 31.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-17 17:13:50,786 INFO L158 Benchmark]: RCFGBuilder took 3691.04ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.8MB in the beginning and 50.8MB in the end (delta: -19.0MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2021-12-17 17:13:50,792 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 48.2MB. Free memory was 30.3MB in the beginning and 30.3MB in the end (delta: 31.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 535.19ms. Allocated memory is still 65.0MB. Free memory was 49.0MB in the beginning and 41.0MB in the end (delta: 8.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.40ms. Allocated memory is still 65.0MB. Free memory was 40.7MB in the beginning and 36.3MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.35ms. Allocated memory is still 65.0MB. Free memory was 36.3MB in the beginning and 31.8MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3691.04ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 31.8MB in the beginning and 50.8MB in the end (delta: -19.0MB). Peak memory consumption was 20.3MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-17 17:13:50,845 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?