./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:15:46,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:15:46,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:15:46,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:15:46,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:15:46,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:15:46,129 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:15:46,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:15:46,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:15:46,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:15:46,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:15:46,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:15:46,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:15:46,147 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:15:46,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:15:46,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:15:46,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:15:46,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:15:46,163 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:15:46,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:15:46,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:15:46,174 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:15:46,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:15:46,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:15:46,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:15:46,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:15:46,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:15:46,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:15:46,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:15:46,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:15:46,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:15:46,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:15:46,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:15:46,198 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:15:46,199 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:15:46,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:15:46,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:15:46,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:15:46,201 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:15:46,202 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:15:46,203 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:15:46,204 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Default.epf [2021-11-20 07:15:46,245 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:15:46,245 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:15:46,246 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:15:46,246 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:15:46,247 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:15:46,247 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:15:46,248 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:15:46,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:15:46,249 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:15:46,249 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:15:46,250 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:15:46,251 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:15:46,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:15:46,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:15:46,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:15:46,252 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:15:46,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:15:46,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:15:46,252 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-20 07:15:46,253 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:15:46,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:15:46,253 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:15:46,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:15:46,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:15:46,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:15:46,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:15:46,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:15:46,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:15:46,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:15:46,256 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:15:46,257 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:15:46,257 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:15:46,257 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:15:46,257 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:15:46,258 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:15:46,258 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:15:46,258 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2021-11-20 07:15:46,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:15:46,558 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:15:46,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:15:46,562 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:15:46,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:15:46,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-20 07:15:46,645 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/6b97dde71/e07005d7d25f4591a2b6073e82531790/FLAG029621aaf [2021-11-20 07:15:47,187 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:15:47,187 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-20 07:15:47,200 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/6b97dde71/e07005d7d25f4591a2b6073e82531790/FLAG029621aaf [2021-11-20 07:15:47,502 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/6b97dde71/e07005d7d25f4591a2b6073e82531790 [2021-11-20 07:15:47,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:15:47,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:15:47,510 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:15:47,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:15:47,514 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:15:47,515 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:15:47" (1/1) ... [2021-11-20 07:15:47,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d36e374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:47, skipping insertion in model container [2021-11-20 07:15:47,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:15:47" (1/1) ... [2021-11-20 07:15:47,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:15:47,607 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:15:47,833 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-20 07:15:48,061 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-20 07:15:48,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:15:48,074 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:15:48,099 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-20 07:15:48,150 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-20 07:15:48,154 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:15:48,202 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:15:48,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48 WrapperNode [2021-11-20 07:15:48,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:15:48,204 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:15:48,204 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:15:48,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:15:48,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,258 INFO L137 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2021-11-20 07:15:48,258 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:15:48,259 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:15:48,259 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:15:48,259 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:15:48,268 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,310 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:15:48,317 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:15:48,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:15:48,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:15:48,318 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:48" (1/1) ... [2021-11-20 07:15:48,325 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:15:48,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:15:48,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:15:48,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:15:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:15:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-20 07:15:48,379 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-20 07:15:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:15:48,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:15:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:15:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:15:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:15:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:15:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:15:48,380 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:15:48,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:15:48,382 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:15:48,483 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:15:48,484 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:15:48,758 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:15:48,950 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:15:48,950 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-20 07:15:48,951 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L718-3 is neither atomic block end nor a sink node. [2021-11-20 07:15:48,952 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-20 07:15:48,958 INFO L158 Benchmark]: Toolchain (without parser) took 1450.68ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.7MB in the beginning and 64.2MB in the end (delta: -19.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-11-20 07:15:48,964 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:15:48,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.67ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 62.0MB in the end (delta: -17.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-20 07:15:48,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.72ms. Allocated memory is still 96.5MB. Free memory was 62.0MB in the beginning and 59.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:15:48,969 INFO L158 Benchmark]: Boogie Preprocessor took 57.09ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 57.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:15:48,970 INFO L158 Benchmark]: RCFGBuilder took 638.76ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 64.2MB in the end (delta: -6.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2021-11-20 07:15:48,974 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.67ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 62.0MB in the end (delta: -17.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.72ms. Allocated memory is still 96.5MB. Free memory was 62.0MB in the beginning and 59.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.09ms. Allocated memory is still 96.5MB. Free memory was 59.7MB in the beginning and 57.5MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 638.76ms. Allocated memory is still 96.5MB. Free memory was 57.5MB in the beginning and 64.2MB in the end (delta: -6.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-20 07:15:49,012 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:15:51,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:15:51,496 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:15:51,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:15:51,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:15:51,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:15:51,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:15:51,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:15:51,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:15:51,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:15:51,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:15:51,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:15:51,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:15:51,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:15:51,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:15:51,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:15:51,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:15:51,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:15:51,574 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:15:51,582 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:15:51,584 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:15:51,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:15:51,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:15:51,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:15:51,591 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:15:51,592 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:15:51,592 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:15:51,593 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:15:51,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:15:51,595 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:15:51,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:15:51,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:15:51,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:15:51,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:15:51,600 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:15:51,600 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:15:51,601 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:15:51,601 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:15:51,602 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:15:51,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:15:51,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:15:51,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2021-11-20 07:15:51,659 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:15:51,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:15:51,660 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:15:51,660 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:15:51,661 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:15:51,661 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:15:51,662 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:15:51,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:15:51,663 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:15:51,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:15:51,664 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 07:15:51,664 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-20 07:15:51,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 07:15:51,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:15:51,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:15:51,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:15:51,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:15:51,669 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-20 07:15:51,669 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-20 07:15:51,669 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-20 07:15:51,669 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 07:15:51,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:15:51,670 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:15:51,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:15:51,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:15:51,671 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:15:51,671 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:15:51,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:15:51,672 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:15:51,672 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:15:51,672 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:15:51,672 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-20 07:15:51,673 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-20 07:15:51,673 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:15:51,673 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:15:51,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:15:51,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:15:51,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 07:15:51,675 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2021-11-20 07:15:52,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:15:52,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:15:52,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:15:52,092 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:15:52,093 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:15:52,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-20 07:15:52,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/b8bf1399e/baae270988ae43eeb3af45b9ad5ae0b7/FLAG27c459121 [2021-11-20 07:15:52,838 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:15:52,839 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-20 07:15:52,854 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/b8bf1399e/baae270988ae43eeb3af45b9ad5ae0b7/FLAG27c459121 [2021-11-20 07:15:53,105 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/data/b8bf1399e/baae270988ae43eeb3af45b9ad5ae0b7 [2021-11-20 07:15:53,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:15:53,110 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:15:53,111 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:15:53,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:15:53,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:15:53,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,122 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54997055 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53, skipping insertion in model container [2021-11-20 07:15:53,122 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,131 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:15:53,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:15:53,337 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-20 07:15:53,592 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-20 07:15:53,596 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:15:53,616 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:15:53,644 WARN L610 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-20 07:15:53,695 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_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-20 07:15:53,701 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:15:53,748 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:15:53,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53 WrapperNode [2021-11-20 07:15:53,748 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:15:53,750 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:15:53,750 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:15:53,750 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:15:53,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,826 INFO L137 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 117 [2021-11-20 07:15:53,827 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:15:53,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:15:53,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:15:53,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:15:53,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,841 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,841 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,860 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,870 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:15:53,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:15:53,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:15:53,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:15:53,872 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:15:53" (1/1) ... [2021-11-20 07:15:53,879 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:15:53,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:15:53,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:15:53,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:15:53,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-20 07:15:53,975 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-20 07:15:53,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-20 07:15:53,976 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 07:15:53,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:15:53,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:15:53,977 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-20 07:15:54,090 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:15:54,092 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:15:54,386 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:15:54,646 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:15:54,646 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-20 07:15:54,647 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L718-3 is neither atomic block end nor a sink node. [2021-11-20 07:15:54,648 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-20 07:15:54,652 INFO L158 Benchmark]: Toolchain (without parser) took 1540.26ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 41.3MB in the beginning and 49.2MB in the end (delta: -8.0MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2021-11-20 07:15:54,652 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 07:15:54,653 INFO L158 Benchmark]: CACSL2BoogieTranslator took 637.43ms. Allocated memory is still 62.9MB. Free memory was 41.1MB in the beginning and 35.4MB in the end (delta: 5.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 07:15:54,654 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.28ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 32.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:15:54,655 INFO L158 Benchmark]: Boogie Preprocessor took 43.20ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 07:15:54,655 INFO L158 Benchmark]: RCFGBuilder took 778.45ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 30.3MB in the beginning and 49.2MB in the end (delta: -18.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2021-11-20 07:15:54,659 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 637.43ms. Allocated memory is still 62.9MB. Free memory was 41.1MB in the beginning and 35.4MB in the end (delta: 5.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.28ms. Allocated memory is still 62.9MB. Free memory was 35.2MB in the beginning and 32.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.20ms. Allocated memory is still 62.9MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 778.45ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 30.3MB in the beginning and 49.2MB in the end (delta: -18.9MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-20 07:15:54,706 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70bd76f9-b5c1-42a2-874f-0d0336c8a8e9/bin/uautomizer-DQz5hQGWxF/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?