./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:54:40,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:40,199 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:40,254 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:40,255 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:40,261 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:40,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:40,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:40,270 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:40,276 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:40,277 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:40,280 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:40,280 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:40,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:40,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:40,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:40,289 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:40,293 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:40,295 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:40,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:40,305 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:40,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:40,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:40,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:40,316 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:40,316 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:40,317 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:40,318 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:40,318 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:40,320 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:40,320 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:40,321 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:40,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:40,325 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:40,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:40,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:40,329 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:40,329 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:40,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:40,330 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:40,331 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:40,332 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:54:40,390 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:40,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:40,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:40,392 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:40,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:40,393 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:40,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:40,393 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:40,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:54:40,394 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:40,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:40,395 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:40,395 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:40,395 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:40,395 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:40,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:40,396 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:40,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:40,396 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:40,396 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:40,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:40,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:40,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:40,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:40,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:40,397 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:54:40,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:54:40,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:40,398 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_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2022-10-17 16:54:40,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:40,688 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:40,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:40,692 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:40,693 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:40,695 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-10-17 16:54:40,762 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/5da7fc1b6/1c9f6fd95f4b4883b3822f99b901d38a/FLAGfdf2b14ff [2022-10-17 16:54:41,319 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:41,320 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-10-17 16:54:41,349 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/5da7fc1b6/1c9f6fd95f4b4883b3822f99b901d38a/FLAGfdf2b14ff [2022-10-17 16:54:41,602 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/5da7fc1b6/1c9f6fd95f4b4883b3822f99b901d38a [2022-10-17 16:54:41,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:41,606 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:41,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:41,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:41,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:41,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:41" (1/1) ... [2022-10-17 16:54:41,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752f2aa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:41, skipping insertion in model container [2022-10-17 16:54:41,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:41" (1/1) ... [2022-10-17 16:54:41,624 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:41,682 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:41,947 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:54:42,176 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_573e686b-b45a-4f75-abd3-bfa946db4505/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-10-17 16:54:42,194 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:42,208 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:42,233 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:54:42,265 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_573e686b-b45a-4f75-abd3-bfa946db4505/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-10-17 16:54:42,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:42,325 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:42,326 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42 WrapperNode [2022-10-17 16:54:42,326 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:42,327 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:42,328 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:42,328 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:42,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,396 INFO L138 Inliner]: procedures = 175, calls = 46, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 108 [2022-10-17 16:54:42,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:42,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:42,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:42,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:42,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,411 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,411 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,418 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,422 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,425 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,426 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,430 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:42,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:42,436 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:42,436 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:42,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:42" (1/1) ... [2022-10-17 16:54:42,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:42,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:42,468 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:42,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:42,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:54:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:54:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:54:42,508 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:54:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:54:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:42,508 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-10-17 16:54:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-10-17 16:54:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:54:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:54:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:54:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:54:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:42,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-10-17 16:54:42,510 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-10-17 16:54:42,511 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:54:42,751 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:42,753 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:42,997 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:43,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:43,021 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:54:43,022 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2022-10-17 16:54:43,023 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:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:54:43,026 INFO L158 Benchmark]: Toolchain (without parser) took 1419.22ms. Allocated memory is still 104.9MB. Free memory was 59.6MB in the beginning and 48.7MB in the end (delta: 10.9MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2022-10-17 16:54:43,027 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:54:43,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 716.97ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 67.5MB in the end (delta: -8.1MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-10-17 16:54:43,029 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.96ms. Allocated memory is still 104.9MB. Free memory was 67.5MB in the beginning and 65.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:54:43,029 INFO L158 Benchmark]: Boogie Preprocessor took 32.60ms. Allocated memory is still 104.9MB. Free memory was 65.2MB in the beginning and 63.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:54:43,030 INFO L158 Benchmark]: RCFGBuilder took 588.98ms. Allocated memory is still 104.9MB. Free memory was 63.6MB in the beginning and 48.7MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:54:43,033 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 104.9MB. Free memory is still 77.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 716.97ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 67.5MB in the end (delta: -8.1MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.96ms. Allocated memory is still 104.9MB. Free memory was 67.5MB in the beginning and 65.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.60ms. Allocated memory is still 104.9MB. Free memory was 65.2MB in the beginning and 63.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.98ms. Allocated memory is still 104.9MB. Free memory was 63.6MB in the beginning and 48.7MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:54:43,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:54:45,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:54:45,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:54:45,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:54:45,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:54:45,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:54:45,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:54:45,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:54:45,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:54:45,638 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:54:45,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:54:45,641 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:54:45,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:54:45,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:54:45,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:54:45,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:54:45,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:54:45,649 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:54:45,651 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:54:45,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:54:45,656 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:54:45,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:54:45,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:54:45,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:54:45,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:54:45,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:54:45,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:54:45,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:54:45,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:54:45,671 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:54:45,671 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:54:45,673 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:54:45,674 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:54:45,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:54:45,676 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:54:45,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:54:45,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:54:45,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:54:45,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:54:45,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:54:45,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:54:45,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:54:45,719 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:54:45,720 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:54:45,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:54:45,721 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:54:45,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:54:45,722 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:54:45,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:54:45,723 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:54:45,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:54:45,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:54:45,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:54:45,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:54:45,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:54:45,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:54:45,725 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:54:45,725 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:54:45,725 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:54:45,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:54:45,730 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:54:45,730 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:54:45,731 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:54:45,731 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:54:45,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:54:45,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:45,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:54:45,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:54:45,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:54:45,733 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:54:45,734 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:54:45,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:54:45,735 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:54:45,735 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:54:45,735 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_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2022-10-17 16:54:46,105 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:54:46,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:54:46,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:54:46,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:54:46,138 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:54:46,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-10-17 16:54:46,226 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/a69d33252/46bdbbceaf8d4dc2a280ce6f6f6201af/FLAG14ab27b2a [2022-10-17 16:54:46,810 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:54:46,811 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2022-10-17 16:54:46,846 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/a69d33252/46bdbbceaf8d4dc2a280ce6f6f6201af/FLAG14ab27b2a [2022-10-17 16:54:47,100 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/data/a69d33252/46bdbbceaf8d4dc2a280ce6f6f6201af [2022-10-17 16:54:47,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:54:47,107 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:54:47,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:47,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:54:47,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:54:47,116 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17390422 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47, skipping insertion in model container [2022-10-17 16:54:47,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:54:47,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:54:47,481 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:54:47,695 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_573e686b-b45a-4f75-abd3-bfa946db4505/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-10-17 16:54:47,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:47,734 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:54:47,764 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 16:54:47,800 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_573e686b-b45a-4f75-abd3-bfa946db4505/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i[31246,31259] [2022-10-17 16:54:47,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:54:47,878 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:54:47,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47 WrapperNode [2022-10-17 16:54:47,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:54:47,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:47,881 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:54:47,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:54:47,890 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,972 INFO L138 Inliner]: procedures = 178, calls = 46, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 109 [2022-10-17 16:54:47,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:54:47,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:54:47,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:54:47,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:54:47,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:47,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,007 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,017 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,027 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,031 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,035 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,040 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:54:48,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:54:48,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:54:48,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:54:48,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:54:47" (1/1) ... [2022-10-17 16:54:48,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:54:48,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:54:48,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:54:48,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:54:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 16:54:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:54:48,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:54:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 16:54:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:54:48,158 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-10-17 16:54:48,158 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-10-17 16:54:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:54:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:54:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 16:54:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:54:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 16:54:48,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:54:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:54:48,160 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-10-17 16:54:48,160 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-10-17 16:54:48,162 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 16:54:48,371 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:54:48,374 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:54:48,652 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:54:48,709 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:54:48,710 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:54:48,713 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2022-10-17 16:54:48,714 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:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 16:54:48,721 INFO L158 Benchmark]: Toolchain (without parser) took 1612.43ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 32.5MB in the end (delta: 24.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2022-10-17 16:54:48,722 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory is still 30.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:54:48,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 769.89ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 53.1MB in the end (delta: 4.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:54:48,725 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.47ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 50.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:54:48,726 INFO L158 Benchmark]: Boogie Preprocessor took 75.90ms. Allocated memory is still 81.8MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:54:48,727 INFO L158 Benchmark]: RCFGBuilder took 668.46ms. Allocated memory is still 81.8MB. Free memory was 48.9MB in the beginning and 32.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-10-17 16:54:48,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 50.3MB. Free memory is still 30.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 769.89ms. Allocated memory is still 81.8MB. Free memory was 57.3MB in the beginning and 53.1MB in the end (delta: 4.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.47ms. Allocated memory is still 81.8MB. Free memory was 53.1MB in the beginning and 50.6MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.90ms. Allocated memory is still 81.8MB. Free memory was 50.6MB in the beginning and 48.9MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 668.46ms. Allocated memory is still 81.8MB. Free memory was 48.9MB in the beginning and 32.5MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:54:48,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_573e686b-b45a-4f75-abd3-bfa946db4505/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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?