./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa --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 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:38:19,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:38:19,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:38:19,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:38:19,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:38:19,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:38:19,402 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:38:19,403 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:38:19,405 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:38:19,406 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:38:19,407 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:38:19,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:38:19,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:38:19,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:38:19,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:38:19,411 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:38:19,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:38:19,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:38:19,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:38:19,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:38:19,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:38:19,418 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:38:19,419 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:38:19,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:38:19,422 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:38:19,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:38:19,423 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:38:19,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:38:19,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:38:19,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:38:19,425 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:38:19,426 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:38:19,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:38:19,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:38:19,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:38:19,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:38:19,428 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:38:19,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:38:19,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:38:19,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:38:19,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:38:19,430 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 19:38:19,447 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:38:19,447 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:38:19,447 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:38:19,447 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:38:19,448 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:38:19,448 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:38:19,448 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:38:19,448 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:38:19,449 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:38:19,449 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:38:19,450 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:38:19,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:38:19,451 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:38:19,451 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:38:19,451 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_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2021-12-06 19:38:19,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:38:19,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:38:19,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:38:19,661 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:38:19,662 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:38:19,663 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2021-12-06 19:38:19,704 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/6bcd773f7/c49d9c5c13b0450b93333f383f5700a4/FLAGe167bc80a [2021-12-06 19:38:20,133 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:38:20,134 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2021-12-06 19:38:20,145 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/6bcd773f7/c49d9c5c13b0450b93333f383f5700a4/FLAGe167bc80a [2021-12-06 19:38:20,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/6bcd773f7/c49d9c5c13b0450b93333f383f5700a4 [2021-12-06 19:38:20,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:38:20,161 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:38:20,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:38:20,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:38:20,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:38:20,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7c31d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20, skipping insertion in model container [2021-12-06 19:38:20,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:38:20,203 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:38:20,396 WARN L230 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_2f628130-ce9b-4e0b-8578-a0491665b49b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2021-12-06 19:38:20,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:38:20,463 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:38:20,482 WARN L230 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_2f628130-ce9b-4e0b-8578-a0491665b49b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2021-12-06 19:38:20,513 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:38:20,539 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:38:20,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20 WrapperNode [2021-12-06 19:38:20,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:38:20,540 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:38:20,540 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:38:20,540 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:38:20,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,589 INFO L137 Inliner]: procedures = 145, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 558 [2021-12-06 19:38:20,590 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:38:20,590 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:38:20,590 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:38:20,590 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:38:20,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,602 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,602 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,620 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,623 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:38:20,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:38:20,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:38:20,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:38:20,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:20" (1/1) ... [2021-12-06 19:38:20,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:38:20,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:20,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:20,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:38:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-12-06 19:38:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:38:20,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-12-06 19:38:20,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-12-06 19:38:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-06 19:38:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-06 19:38:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:38:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-12-06 19:38:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-12-06 19:38:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:38:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-12-06 19:38:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-12-06 19:38:20,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:38:20,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:38:20,808 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:38:20,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:38:21,072 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0 != ~__CS_ret~0 % 256); [2021-12-06 19:38:21,072 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; [2021-12-06 19:38:23,383 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:38:23,410 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:38:23,410 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 19:38:23,411 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2021-12-06 19:38:23,411 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) [2021-12-06 19:38:23,414 INFO L158 Benchmark]: Toolchain (without parser) took 3252.63ms. Allocated memory is still 98.6MB. Free memory was 62.4MB in the beginning and 35.0MB in the end (delta: 27.4MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2021-12-06 19:38:23,415 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:38:23,415 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.21ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 61.1MB in the end (delta: 1.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-06 19:38:23,416 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.87ms. Allocated memory is still 98.6MB. Free memory was 61.1MB in the beginning and 56.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 19:38:23,417 INFO L158 Benchmark]: Boogie Preprocessor took 40.32ms. Allocated memory is still 98.6MB. Free memory was 56.9MB in the beginning and 53.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-06 19:38:23,417 INFO L158 Benchmark]: RCFGBuilder took 2782.24ms. Allocated memory is still 98.6MB. Free memory was 53.1MB in the beginning and 35.0MB in the end (delta: 18.1MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2021-12-06 19:38:23,419 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 98.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.21ms. Allocated memory is still 98.6MB. Free memory was 62.2MB in the beginning and 61.1MB in the end (delta: 1.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.87ms. Allocated memory is still 98.6MB. Free memory was 61.1MB in the beginning and 56.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.32ms. Allocated memory is still 98.6MB. Free memory was 56.9MB in the beginning and 53.1MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2782.24ms. Allocated memory is still 98.6MB. Free memory was 53.1MB in the beginning and 35.0MB in the end (delta: 18.1MB). Peak memory consumption was 29.0MB. 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. [2021-12-06 19:38:23,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/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_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa --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 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:38:25,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:38:25,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:38:25,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:38:25,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:38:25,092 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:38:25,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:38:25,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:38:25,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:38:25,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:38:25,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:38:25,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:38:25,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:38:25,100 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:38:25,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:38:25,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:38:25,104 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:38:25,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:38:25,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:38:25,128 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:38:25,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:38:25,132 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:38:25,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:38:25,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:38:25,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:38:25,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:38:25,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:38:25,142 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:38:25,142 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:38:25,144 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:38:25,144 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:38:25,145 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:38:25,146 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:38:25,147 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:38:25,148 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:38:25,148 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:38:25,149 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:38:25,149 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:38:25,150 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:38:25,151 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:38:25,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:38:25,152 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-06 19:38:25,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:38:25,174 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:38:25,174 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:38:25,175 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:38:25,175 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:38:25,175 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:38:25,176 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:38:25,176 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:38:25,176 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:38:25,176 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:38:25,176 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 19:38:25,177 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:38:25,178 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:38:25,178 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:38:25,178 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:38:25,178 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:38:25,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:38:25,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:38:25,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:38:25,179 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:38:25,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:38:25,180 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:38:25,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 19:38:25,180 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_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1458378674bd140ace04512980940eeb05aa22f50528a181d147a292aa3349d2 [2021-12-06 19:38:25,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:38:25,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:38:25,428 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:38:25,428 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:38:25,429 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:38:25,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2021-12-06 19:38:25,472 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/8b5e26d72/a53ede71b0ce45e287121fb7eb336a1d/FLAGbf55c3d43 [2021-12-06 19:38:25,931 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:38:25,932 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i [2021-12-06 19:38:25,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/8b5e26d72/a53ede71b0ce45e287121fb7eb336a1d/FLAGbf55c3d43 [2021-12-06 19:38:25,958 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/data/8b5e26d72/a53ede71b0ce45e287121fb7eb336a1d [2021-12-06 19:38:25,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:38:25,961 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:38:25,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:38:25,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:38:25,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:38:25,966 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:38:25" (1/1) ... [2021-12-06 19:38:25,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad73cc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:25, skipping insertion in model container [2021-12-06 19:38:25,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:38:25" (1/1) ... [2021-12-06 19:38:25,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:38:26,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:38:26,210 WARN L230 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_2f628130-ce9b-4e0b-8578-a0491665b49b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2021-12-06 19:38:26,296 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:38:26,312 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:38:26,339 WARN L230 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_2f628130-ce9b-4e0b-8578-a0491665b49b/sv-benchmarks/c/seq-pthread/cs_read_write_lock-2.i[23469,23482] [2021-12-06 19:38:26,402 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:38:26,437 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:38:26,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26 WrapperNode [2021-12-06 19:38:26,437 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:38:26,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:38:26,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:38:26,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:38:26,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,514 INFO L137 Inliner]: procedures = 149, calls = 279, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 551 [2021-12-06 19:38:26,515 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:38:26,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:38:26,516 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:38:26,516 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:38:26,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,534 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,575 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,587 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:38:26,588 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:38:26,588 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:38:26,588 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:38:26,589 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:38:26" (1/1) ... [2021-12-06 19:38:26,596 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:38:26,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:38:26,614 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:38:26,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:38:26,650 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 19:38:26,650 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2021-12-06 19:38:26,650 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2021-12-06 19:38:26,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-06 19:38:26,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-06 19:38:26,651 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2021-12-06 19:38:26,651 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2021-12-06 19:38:26,652 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_assume [2021-12-06 19:38:26,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_assume [2021-12-06 19:38:26,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:38:26,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:38:26,769 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:38:26,770 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:38:27,167 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume !(0bv32 != ~zero_extendFrom8To32(~__CS_ret~0)); [2021-12-06 19:38:27,167 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; [2021-12-06 19:38:29,612 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:38:29,635 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:38:29,635 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 19:38:29,635 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L694 is neither atomic block end nor a sink node. [2021-12-06 19:38:29,636 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) [2021-12-06 19:38:29,638 INFO L158 Benchmark]: Toolchain (without parser) took 3676.36ms. Allocated memory was 58.7MB in the beginning and 102.8MB in the end (delta: 44.0MB). Free memory was 35.5MB in the beginning and 49.1MB in the end (delta: -13.6MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-12-06 19:38:29,639 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:38:29,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.64ms. Allocated memory was 58.7MB in the beginning and 102.8MB in the end (delta: 44.0MB). Free memory was 35.2MB in the beginning and 67.5MB in the end (delta: -32.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-06 19:38:29,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.85ms. Allocated memory is still 102.8MB. 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. [2021-12-06 19:38:29,640 INFO L158 Benchmark]: Boogie Preprocessor took 72.02ms. Allocated memory is still 102.8MB. Free memory was 63.0MB in the beginning and 82.7MB in the end (delta: -19.7MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2021-12-06 19:38:29,641 INFO L158 Benchmark]: RCFGBuilder took 3049.00ms. Allocated memory is still 102.8MB. Free memory was 82.7MB in the beginning and 49.1MB in the end (delta: 33.6MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2021-12-06 19:38:29,643 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 58.7MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.64ms. Allocated memory was 58.7MB in the beginning and 102.8MB in the end (delta: 44.0MB). Free memory was 35.2MB in the beginning and 67.5MB in the end (delta: -32.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.85ms. Allocated memory is still 102.8MB. 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 72.02ms. Allocated memory is still 102.8MB. Free memory was 63.0MB in the beginning and 82.7MB in the end (delta: -19.7MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3049.00ms. Allocated memory is still 102.8MB. Free memory was 82.7MB in the beginning and 49.1MB in the end (delta: 33.6MB). Peak memory consumption was 40.7MB. 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. [2021-12-06 19:38:29,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f628130-ce9b-4e0b-8578-a0491665b49b/bin/uautomizer-DrprNOufMa/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?