./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.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_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ --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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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 10:55:17,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:55:17,293 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:55:17,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:55:17,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:55:17,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:55:17,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:55:17,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:55:17,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:55:17,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:55:17,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:55:17,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:55:17,350 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:55:17,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:55:17,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:55:17,361 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:55:17,363 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:55:17,371 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:55:17,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:55:17,387 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:55:17,391 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:55:17,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:55:17,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:55:17,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:55:17,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:55:17,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:55:17,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:55:17,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:55:17,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:55:17,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:55:17,414 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:55:17,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:55:17,418 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:55:17,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:55:17,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:55:17,421 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:55:17,422 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:55:17,422 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:55:17,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:55:17,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:55:17,424 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:55:17,426 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-10-17 10:55:17,483 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:55:17,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:55:17,484 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:55:17,484 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:55:17,485 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:55:17,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:55:17,486 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:55:17,486 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:55:17,486 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:55:17,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:55:17,487 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:55:17,487 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:55:17,487 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:55:17,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:55:17,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:55:17,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:55:17,488 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:55:17,488 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:55:17,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:55:17,489 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:55:17,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:55:17,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:55:17,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:55:17,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:55:17,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:55:17,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:55:17,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:55:17,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:55:17,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:55:17,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:55:17,491 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:55:17,492 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:55:17,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:55:17,492 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_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-10-17 10:55:17,830 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:55:17,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:55:17,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:55:17,884 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:55:17,885 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:55:17,886 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:55:17,981 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/5ecf4ea4c/7adb8965c1fb46fea4466cb35641685b/FLAG55b6c30a7 [2022-10-17 10:55:18,640 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:55:18,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:55:18,667 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/5ecf4ea4c/7adb8965c1fb46fea4466cb35641685b/FLAG55b6c30a7 [2022-10-17 10:55:18,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/5ecf4ea4c/7adb8965c1fb46fea4466cb35641685b [2022-10-17 10:55:18,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:55:18,900 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:55:18,902 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:55:18,902 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:55:18,905 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:55:18,906 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:55:18" (1/1) ... [2022-10-17 10:55:18,907 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a13205 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:18, skipping insertion in model container [2022-10-17 10:55:18,907 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:55:18" (1/1) ... [2022-10-17 10:55:18,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:55:18,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:55:19,204 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:55:19,426 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_fe16300c-f22f-48cf-a25d-1d32e790ce53/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:55:19,433 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:55:19,441 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:55:19,458 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:55:19,492 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_fe16300c-f22f-48cf-a25d-1d32e790ce53/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:55:19,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:55:19,561 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:55:19,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19 WrapperNode [2022-10-17 10:55:19,562 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:55:19,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:55:19,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:55:19,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:55:19,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,650 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-10-17 10:55:19,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:55:19,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:55:19,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:55:19,653 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:55:19,663 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,690 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,696 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,704 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,711 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,715 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:55:19,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:55:19,720 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:55:19,720 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:55:19,723 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:19" (1/1) ... [2022-10-17 10:55:19,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:55:19,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:55:19,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:55:19,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:55:19,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:55:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 10:55:19,811 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 10:55:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:55:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:55:19,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:55:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:55:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:55:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:55:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:55:19,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:55:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:55:19,814 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 10:55:19,962 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:55:19,965 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:55:20,217 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:55:20,404 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:55:20,404 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:55:20,405 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-10-17 10:55:20,406 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 10:55:20,411 INFO L158 Benchmark]: Toolchain (without parser) took 1509.95ms. Allocated memory is still 92.3MB. Free memory was 51.9MB in the beginning and 69.3MB in the end (delta: -17.4MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2022-10-17 10:55:20,412 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:55:20,413 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.20ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 59.0MB in the end (delta: -7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 10:55:20,413 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.73ms. Allocated memory is still 92.3MB. Free memory was 59.0MB in the beginning and 57.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:55:20,414 INFO L158 Benchmark]: Boogie Preprocessor took 63.98ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.6MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 10:55:20,415 INFO L158 Benchmark]: RCFGBuilder took 691.63ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 69.3MB in the end (delta: -13.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-10-17 10:55:20,420 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 69.8MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.20ms. Allocated memory is still 92.3MB. Free memory was 51.7MB in the beginning and 59.0MB in the end (delta: -7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.73ms. Allocated memory is still 92.3MB. Free memory was 59.0MB in the beginning and 57.0MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 63.98ms. Allocated memory is still 92.3MB. Free memory was 57.0MB in the beginning and 55.6MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 691.63ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 69.3MB in the end (delta: -13.7MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 10:55:20,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/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_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ --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 ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- 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 10:55:23,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:55:23,244 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:55:23,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:55:23,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:55:23,311 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:55:23,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:55:23,324 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:55:23,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:55:23,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:55:23,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:55:23,338 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:55:23,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:55:23,348 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:55:23,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:55:23,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:55:23,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:55:23,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:55:23,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:55:23,367 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:55:23,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:55:23,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:55:23,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:55:23,378 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:55:23,386 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:55:23,386 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:55:23,387 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:55:23,389 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:55:23,390 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:55:23,391 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:55:23,392 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:55:23,393 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:55:23,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:55:23,396 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:55:23,398 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:55:23,398 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:55:23,399 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:55:23,399 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:55:23,400 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:55:23,402 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:55:23,403 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:55:23,409 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-10-17 10:55:23,460 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:55:23,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:55:23,462 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:55:23,462 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:55:23,463 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:55:23,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:55:23,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:55:23,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:55:23,466 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:55:23,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:55:23,468 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:55:23,468 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:55:23,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:55:23,469 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:55:23,469 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:55:23,469 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:55:23,470 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 10:55:23,470 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:55:23,470 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:55:23,470 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:55:23,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:55:23,471 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:55:23,471 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:55:23,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:55:23,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:55:23,472 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:55:23,472 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:55:23,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:55:23,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:55:23,473 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:55:23,474 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:55:23,474 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:55:23,474 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:55:23,475 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:55:23,475 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:55:23,475 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:55:23,475 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_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-10-17 10:55:24,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:55:24,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:55:24,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:55:24,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:55:24,059 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:55:24,062 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:55:24,149 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/b4886c9fe/404d70c88d244db68939c2635aa4d665/FLAGf5b90c3b3 [2022-10-17 10:55:24,856 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:55:24,856 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:55:24,890 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/b4886c9fe/404d70c88d244db68939c2635aa4d665/FLAGf5b90c3b3 [2022-10-17 10:55:25,102 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/data/b4886c9fe/404d70c88d244db68939c2635aa4d665 [2022-10-17 10:55:25,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:55:25,106 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:55:25,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:55:25,111 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:55:25,114 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:55:25,115 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0207bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25, skipping insertion in model container [2022-10-17 10:55:25,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,125 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:55:25,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:55:25,345 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:55:25,606 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_fe16300c-f22f-48cf-a25d-1d32e790ce53/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:55:25,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:55:25,634 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:55:25,666 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:55:25,697 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_fe16300c-f22f-48cf-a25d-1d32e790ce53/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:55:25,705 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:55:25,775 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:55:25,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25 WrapperNode [2022-10-17 10:55:25,776 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:55:25,777 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:55:25,777 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:55:25,778 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:55:25,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,824 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,863 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-10-17 10:55:25,864 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:55:25,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:55:25,866 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:55:25,866 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:55:25,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,922 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,927 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:55:25,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:55:25,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:55:25,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:55:25,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:55:25" (1/1) ... [2022-10-17 10:55:25,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:55:25,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:55:25,990 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:55:26,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:55:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 10:55:26,040 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 10:55:26,041 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 10:55:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:55:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:55:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:55:26,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:55:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 10:55:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 10:55:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 10:55:26,042 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:55:26,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:55:26,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:55:26,045 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-10-17 10:55:26,200 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:55:26,203 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:55:26,465 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:55:26,592 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:55:26,592 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:55:26,593 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-10-17 10:55:26,594 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 10:55:26,599 INFO L158 Benchmark]: Toolchain (without parser) took 1491.78ms. Allocated memory is still 73.4MB. Free memory was 52.6MB in the beginning and 47.3MB in the end (delta: 5.2MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2022-10-17 10:55:26,600 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:55:26,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 669.37ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 46.6MB in the end (delta: 5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:55:26,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.98ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 44.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:55:26,603 INFO L158 Benchmark]: Boogie Preprocessor took 78.39ms. Allocated memory is still 73.4MB. Free memory was 44.4MB in the beginning and 42.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:55:26,604 INFO L158 Benchmark]: RCFGBuilder took 652.46ms. Allocated memory is still 73.4MB. Free memory was 42.6MB in the beginning and 47.3MB in the end (delta: -4.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-10-17 10:55:26,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 73.4MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 669.37ms. Allocated memory is still 73.4MB. Free memory was 52.4MB in the beginning and 46.6MB in the end (delta: 5.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.98ms. Allocated memory is still 73.4MB. Free memory was 46.6MB in the beginning and 44.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.39ms. Allocated memory is still 73.4MB. Free memory was 44.4MB in the beginning and 42.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 652.46ms. Allocated memory is still 73.4MB. Free memory was 42.6MB in the beginning and 47.3MB in the end (delta: -4.8MB). Peak memory consumption was 16.7MB. 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 10:55:26,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe16300c-f22f-48cf-a25d-1d32e790ce53/bin/uautomizer-J5u9QxTXDZ/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?