./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y --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 0.2.1-dev-63182f1 [2021-11-13 18:31:27,656 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:31:27,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:31:27,700 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:31:27,701 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:31:27,702 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:31:27,705 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:31:27,710 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:31:27,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:31:27,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:31:27,716 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:31:27,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:31:27,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:31:27,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:31:27,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:31:27,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:31:27,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:31:27,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:31:27,732 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:31:27,735 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:31:27,738 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:31:27,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:31:27,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:31:27,744 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:31:27,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:31:27,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:31:27,751 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:31:27,752 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:31:27,753 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:31:27,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:31:27,755 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:31:27,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:31:27,758 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:31:27,759 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:31:27,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:31:27,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:31:27,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:31:27,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:31:27,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:31:27,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:31:27,768 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:31:27,769 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:31:27,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:31:27,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:31:27,840 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:31:27,840 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:31:27,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:31:27,841 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:31:27,842 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:31:27,842 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:31:27,843 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:31:27,843 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:31:27,843 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:31:27,843 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:31:27,844 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:31:27,844 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:31:27,844 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:31:27,844 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:31:27,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:31:27,845 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:31:27,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:31:27,845 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:31:27,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:31:27,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:31:27,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:31:27,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:31:27,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:31:27,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:31:27,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:31:27,847 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:31:27,848 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:31:27,848 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:31:27,848 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:31:27,848 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:31:27,848 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:31:27,849 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:31:27,849 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2021-11-13 18:31:28,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:31:28,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:31:28,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:31:28,206 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:31:28,207 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:31:28,209 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-11-13 18:31:28,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/1d336fa70/ba19b5a0ff544679b7969bb29076eb86/FLAG550f5ebc7 [2021-11-13 18:31:29,027 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:31:29,028 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-11-13 18:31:29,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/1d336fa70/ba19b5a0ff544679b7969bb29076eb86/FLAG550f5ebc7 [2021-11-13 18:31:29,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/1d336fa70/ba19b5a0ff544679b7969bb29076eb86 [2021-11-13 18:31:29,258 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:31:29,260 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:31:29,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:31:29,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:31:29,277 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:31:29,278 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:31:29" (1/1) ... [2021-11-13 18:31:29,279 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc1587f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:29, skipping insertion in model container [2021-11-13 18:31:29,280 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:31:29" (1/1) ... [2021-11-13 18:31:29,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:31:29,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:31:29,760 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2021-11-13 18:31:29,882 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:31:29,912 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:31:29,982 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2021-11-13 18:31:30,059 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:31:30,116 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:31:30,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30 WrapperNode [2021-11-13 18:31:30,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:31:30,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:31:30,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:31:30,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:31:30,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,161 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,245 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:31:30,246 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:31:30,246 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:31:30,247 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:31:30,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,274 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,308 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:31:30,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:31:30,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:31:30,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:31:30,337 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:30" (1/1) ... [2021-11-13 18:31:30,362 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:31:30,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:31:30,420 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:31:30,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:31:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:31:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:31:30,475 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:31:30,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:31:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:31:30,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:31:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-13 18:31:30,477 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-13 18:31:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:31:30,477 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-11-13 18:31:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-11-13 18:31:30,478 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-13 18:31:30,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-13 18:31:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:31:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-13 18:31:30,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-13 18:31:30,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:31:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-11-13 18:31:30,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-11-13 18:31:30,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:31:30,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:31:31,292 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2021-11-13 18:31:31,292 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0 != ~__CS_ret~0 % 256;reader_#res#1.base, reader_#res#1.offset := 0, 0; [2021-11-13 18:31:33,892 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:31:33,892 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 18:31:33,893 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2021-11-13 18:31:33,895 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) [2021-11-13 18:31:33,902 INFO L158 Benchmark]: Toolchain (without parser) took 4638.96ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 62.0MB in the beginning and 76.4MB in the end (delta: -14.4MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-13 18:31:33,904 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:31:33,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.60ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 61.8MB in the beginning and 78.2MB in the end (delta: -16.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 18:31:33,908 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.18ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 73.7MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:31:33,909 INFO L158 Benchmark]: Boogie Preprocessor took 87.87ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 69.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:31:33,911 INFO L158 Benchmark]: RCFGBuilder took 3563.36ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 76.4MB in the end (delta: -6.7MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2021-11-13 18:31:33,919 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 94.4MB. Free memory is still 47.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.60ms. Allocated memory was 94.4MB in the beginning and 117.4MB in the end (delta: 23.1MB). Free memory was 61.8MB in the beginning and 78.2MB in the end (delta: -16.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.18ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 73.7MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.87ms. Allocated memory is still 117.4MB. Free memory was 73.7MB in the beginning and 69.8MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3563.36ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 76.4MB in the end (delta: -6.7MB). Peak memory consumption was 42.5MB. 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. [2021-11-13 18:31:33,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y --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 0.2.1-dev-63182f1 [2021-11-13 18:31:37,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:31:37,011 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:31:37,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:31:37,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:31:37,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:31:37,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:31:37,097 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:31:37,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:31:37,107 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:31:37,109 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:31:37,112 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:31:37,113 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:31:37,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:31:37,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:31:37,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:31:37,127 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:31:37,129 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:31:37,131 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:31:37,141 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:31:37,144 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:31:37,146 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:31:37,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:31:37,153 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:31:37,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:31:37,165 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:31:37,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:31:37,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:31:37,169 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:31:37,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:31:37,171 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:31:37,172 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:31:37,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:31:37,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:31:37,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:31:37,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:31:37,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:31:37,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:31:37,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:31:37,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:31:37,199 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:31:37,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-13 18:31:37,258 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:31:37,259 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:31:37,260 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:31:37,260 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:31:37,261 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:31:37,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:31:37,264 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:31:37,264 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:31:37,265 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:31:37,265 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:31:37,266 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:31:37,267 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:31:37,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:31:37,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:31:37,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:31:37,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:31:37,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:31:37,269 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:31:37,269 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:31:37,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:31:37,270 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:31:37,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:31:37,271 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:31:37,271 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:31:37,271 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:31:37,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:31:37,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:31:37,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:31:37,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:31:37,273 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:31:37,273 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:31:37,274 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:31:37,274 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:31:37,275 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:31:37,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:31:37,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:31:37,275 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e288cdaba4e30d81bab26ec9691518934a309caacc3b94b192fd690548484ff4 [2021-11-13 18:31:37,777 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:31:37,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:31:37,820 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:31:37,821 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:31:37,822 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:31:37,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-11-13 18:31:37,906 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/4ae30a370/43037c8577074d21bc7e5f8f6d6d9c30/FLAG7f95cb945 [2021-11-13 18:31:38,697 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:31:38,698 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i [2021-11-13 18:31:38,728 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/4ae30a370/43037c8577074d21bc7e5f8f6d6d9c30/FLAG7f95cb945 [2021-11-13 18:31:38,919 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/data/4ae30a370/43037c8577074d21bc7e5f8f6d6d9c30 [2021-11-13 18:31:38,922 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:31:38,924 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:31:38,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:31:38,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:31:38,933 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:31:38,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:31:38" (1/1) ... [2021-11-13 18:31:38,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49ac98cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:38, skipping insertion in model container [2021-11-13 18:31:38,941 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:31:38" (1/1) ... [2021-11-13 18:31:38,950 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:31:39,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:31:39,437 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2021-11-13 18:31:39,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:31:39,652 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:31:39,688 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/sv-benchmarks/c/seq-pthread/cs_read_write_lock-1.i[23614,23627] [2021-11-13 18:31:39,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:31:39,858 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:31:39,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39 WrapperNode [2021-11-13 18:31:39,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:31:39,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:31:39,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:31:39,862 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:31:39,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:39,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:39,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:31:39,999 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:31:39,999 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:31:39,999 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:31:40,010 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,037 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,090 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,108 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,114 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:31:40,146 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:31:40,146 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:31:40,146 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:31:40,147 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:31:39" (1/1) ... [2021-11-13 18:31:40,168 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:31:40,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:31:40,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:31:40,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:31:40,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-13 18:31:40,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-13 18:31:40,268 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:31:40,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:31:40,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:31:40,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:31:40,269 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-11-13 18:31:40,269 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-11-13 18:31:40,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:31:40,270 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-11-13 18:31:40,270 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-11-13 18:31:40,270 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-13 18:31:40,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-11-13 18:31:40,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-13 18:31:40,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:31:40,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:31:40,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:31:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-13 18:31:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-11-13 18:31:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-11-13 18:31:40,272 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-11-13 18:31:40,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-11-13 18:31:40,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:31:40,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:31:41,236 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2021-11-13 18:31:41,236 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume 0bv32 != ~zero_extendFrom8To32(~__CS_ret~0);reader_#res#1.base, reader_#res#1.offset := 0bv32, 0bv32; [2021-11-13 18:31:44,486 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:31:44,486 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-13 18:31:44,488 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L696 is neither atomic block end nor a sink node. [2021-11-13 18:31:44,488 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) [2021-11-13 18:31:44,494 INFO L158 Benchmark]: Toolchain (without parser) took 5568.98ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 37.6MB in the beginning and 37.0MB in the end (delta: 615.7kB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2021-11-13 18:31:44,495 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:31:44,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.58ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 37.4MB in the beginning and 54.0MB in the end (delta: -16.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2021-11-13 18:31:44,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.80ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 49.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:31:44,498 INFO L158 Benchmark]: Boogie Preprocessor took 145.89ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 45.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:31:44,499 INFO L158 Benchmark]: RCFGBuilder took 4346.24ms. Allocated memory is still 75.5MB. Free memory was 45.0MB in the beginning and 37.0MB in the end (delta: 8.0MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2021-11-13 18:31:44,503 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 60.8MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 932.58ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 37.4MB in the beginning and 54.0MB in the end (delta: -16.6MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.80ms. Allocated memory is still 75.5MB. Free memory was 54.0MB in the beginning and 49.5MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 145.89ms. Allocated memory is still 75.5MB. Free memory was 49.5MB in the beginning and 45.0MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4346.24ms. Allocated memory is still 75.5MB. Free memory was 45.0MB in the beginning and 37.0MB in the end (delta: 8.0MB). Peak memory consumption was 17.9MB. 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. [2021-11-13 18:31:44,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_691c6aea-6587-492c-9918-b8ab9b7dc8fb/bin/uautomizer-YU5uOKAj3y/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?