./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/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_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/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_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ --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 --- [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 10:46:43,083 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:46:43,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:46:43,121 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:46:43,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:46:43,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:46:43,125 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:46:43,128 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:46:43,130 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:46:43,132 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:46:43,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:46:43,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:46:43,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:46:43,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:46:43,138 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:46:43,140 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:46:43,141 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:46:43,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:46:43,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:46:43,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:46:43,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:46:43,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:46:43,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:46:43,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:46:43,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:46:43,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:46:43,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:46:43,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:46:43,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:46:43,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:46:43,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:46:43,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:46:43,168 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:46:43,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:46:43,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:46:43,171 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:46:43,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:46:43,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:46:43,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:46:43,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:46:43,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:46:43,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-10-17 10:46:43,230 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:46:43,231 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:46:43,232 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:46:43,232 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:46:43,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:46:43,234 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:46:43,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:46:43,235 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:46:43,236 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:46:43,248 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:46:43,249 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:46:43,249 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:46:43,249 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:46:43,250 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:46:43,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:46:43,250 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:46:43,250 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:46:43,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:46:43,251 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-10-17 10:46:43,251 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:46:43,251 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:46:43,251 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:46:43,252 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:46:43,252 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:46:43,252 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:46:43,252 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:46:43,253 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:46:43,253 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:46:43,253 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:46:43,253 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:46:43,254 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:46:43,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:46:43,254 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:46:43,254 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:46:43,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:46:43,255 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_c37fd071-0d51-4261-952a-136bc3e8c93d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-10-17 10:46:43,602 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:46:43,633 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:46:43,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:46:43,638 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:46:43,638 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:46:43,640 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:46:43,719 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/335cbe455/a7d66c7f453c464d940ab3d978d867f4/FLAGc2caaaa2e [2022-10-17 10:46:44,284 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:46:44,285 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:46:44,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/335cbe455/a7d66c7f453c464d940ab3d978d867f4/FLAGc2caaaa2e [2022-10-17 10:46:44,576 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/335cbe455/a7d66c7f453c464d940ab3d978d867f4 [2022-10-17 10:46:44,579 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:46:44,580 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:46:44,581 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:46:44,582 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:46:44,585 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:46:44,586 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:46:44" (1/1) ... [2022-10-17 10:46:44,590 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9470231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:44, skipping insertion in model container [2022-10-17 10:46:44,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:46:44" (1/1) ... [2022-10-17 10:46:44,605 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:46:44,645 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:46:44,809 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:46:45,033 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_c37fd071-0d51-4261-952a-136bc3e8c93d/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:46:45,041 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:46:45,051 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:46:45,086 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:46:45,117 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_c37fd071-0d51-4261-952a-136bc3e8c93d/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:46:45,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:46:45,199 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:46:45,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45 WrapperNode [2022-10-17 10:46:45,200 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:46:45,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:46:45,202 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:46:45,202 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:46:45,210 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,248 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,292 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 116 [2022-10-17 10:46:45,293 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:46:45,293 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:46:45,293 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:46:45,294 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:46:45,304 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,328 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,342 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,355 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,356 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,360 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:46:45,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:46:45,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:46:45,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:46:45,373 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:45" (1/1) ... [2022-10-17 10:46:45,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:46:45,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:46:45,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:46:45,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:46:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 10:46:45,462 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:46:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:46:45,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:46:45,464 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 10:46:45,627 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:46:45,630 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:46:46,045 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:46:46,289 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:46:46,289 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:46:46,290 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-3 is neither atomic block end nor a sink node. [2022-10-17 10:46:46,291 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 10:46:46,300 INFO L158 Benchmark]: Toolchain (without parser) took 1718.64ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 62.4MB in the end (delta: -8.3MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2022-10-17 10:46:46,302 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 71.8MB in the beginning and 71.8MB in the end (delta: 74.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:46:46,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 618.54ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 67.6MB in the end (delta: -13.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2022-10-17 10:46:46,304 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.14ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 65.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:46:46,305 INFO L158 Benchmark]: Boogie Preprocessor took 66.48ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 63.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:46:46,305 INFO L158 Benchmark]: RCFGBuilder took 937.42ms. Allocated memory is still 92.3MB. Free memory was 63.0MB in the beginning and 62.4MB in the end (delta: 620.4kB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2022-10-17 10:46:46,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 71.8MB in the beginning and 71.8MB in the end (delta: 74.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 618.54ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 67.6MB in the end (delta: -13.7MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.14ms. Allocated memory is still 92.3MB. Free memory was 67.6MB in the beginning and 65.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.48ms. Allocated memory is still 92.3MB. Free memory was 65.0MB in the beginning and 63.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 937.42ms. Allocated memory is still 92.3MB. Free memory was 63.0MB in the beginning and 62.4MB in the end (delta: 620.4kB). Peak memory consumption was 33.2MB. 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 10:46:46,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/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_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/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_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/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_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ --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 --- [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 10:46:48,791 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:46:48,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:46:48,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:46:48,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:46:48,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:46:48,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:46:48,852 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:46:48,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:46:48,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:46:48,861 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:46:48,862 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:46:48,863 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:46:48,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:46:48,865 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:46:48,869 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:46:48,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:46:48,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:46:48,880 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:46:48,890 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:46:48,892 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:46:48,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:46:48,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:46:48,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:46:48,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:46:48,910 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:46:48,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:46:48,913 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:46:48,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:46:48,914 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:46:48,916 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:46:48,917 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:46:48,919 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:46:48,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:46:48,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:46:48,921 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:46:48,922 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:46:48,922 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:46:48,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:46:48,925 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:46:48,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:46:48,930 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2022-10-17 10:46:48,977 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:46:48,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:46:48,979 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:46:48,979 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:46:48,980 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:46:48,980 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:46:48,982 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:46:48,982 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:46:48,982 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:46:48,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:46:48,985 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:46:48,985 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 10:46:48,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:46:48,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:46:48,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:46:48,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:46:48,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:46:48,986 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-10-17 10:46:48,986 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 10:46:48,987 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 10:46:48,987 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:46:48,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:46:48,987 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:46:48,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:46:48,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:46:48,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:46:48,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:46:48,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:46:48,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:46:48,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:46:48,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:46:48,989 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-10-17 10:46:48,990 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 10:46:48,990 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:46:48,990 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:46:48,991 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:46:48,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 10:46:48,991 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_c37fd071-0d51-4261-952a-136bc3e8c93d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-10-17 10:46:49,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:46:49,423 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:46:49,426 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:46:49,428 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:46:49,428 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:46:49,430 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:46:49,515 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/532c7e37c/683653ab4e2d48519cb6e9164c9b3a20/FLAG39ad1bf2c [2022-10-17 10:46:50,183 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:46:50,184 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-10-17 10:46:50,202 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/532c7e37c/683653ab4e2d48519cb6e9164c9b3a20/FLAG39ad1bf2c [2022-10-17 10:46:50,441 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/data/532c7e37c/683653ab4e2d48519cb6e9164c9b3a20 [2022-10-17 10:46:50,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:46:50,451 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:46:50,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:46:50,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:46:50,459 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:46:50,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:46:50" (1/1) ... [2022-10-17 10:46:50,463 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b08cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:50, skipping insertion in model container [2022-10-17 10:46:50,463 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:46:50" (1/1) ... [2022-10-17 10:46:50,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:46:50,535 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:46:50,711 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:46:50,915 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_c37fd071-0d51-4261-952a-136bc3e8c93d/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:46:50,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:46:50,931 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:46:50,946 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-10-17 10:46:50,977 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_c37fd071-0d51-4261-952a-136bc3e8c93d/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-10-17 10:46:50,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:46:51,022 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:46:51,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51 WrapperNode [2022-10-17 10:46:51,022 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:46:51,024 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:46:51,024 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:46:51,024 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:46:51,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,053 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,091 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 117 [2022-10-17 10:46:51,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:46:51,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:46:51,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:46:51,093 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:46:51,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,124 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,128 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,131 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,144 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:46:51,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:46:51,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:46:51,148 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:46:51,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:46:51" (1/1) ... [2022-10-17 10:46:51,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:46:51,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:46:51,189 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:46:51,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:46:51,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-10-17 10:46:51,241 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-10-17 10:46:51,241 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-10-17 10:46:51,241 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:46:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:46:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:46:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:46:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-10-17 10:46:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 10:46:51,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 10:46:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:46:51,243 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:46:51,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:46:51,244 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 10:46:51,508 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:46:51,510 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:46:51,994 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:46:52,265 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:46:52,266 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 10:46:52,266 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-3 is neither atomic block end nor a sink node. [2022-10-17 10:46:52,267 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 10:46:52,278 INFO L158 Benchmark]: Toolchain (without parser) took 1824.82ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 42.7MB in the beginning and 47.7MB in the end (delta: -4.9MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-10-17 10:46:52,279 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:46:52,281 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.17ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 39.3MB in the end (delta: 3.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2022-10-17 10:46:52,282 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.17ms. Allocated memory is still 67.1MB. Free memory was 39.3MB in the beginning and 36.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:46:52,283 INFO L158 Benchmark]: Boogie Preprocessor took 54.22ms. Allocated memory is still 67.1MB. Free memory was 36.5MB in the beginning and 34.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:46:52,284 INFO L158 Benchmark]: RCFGBuilder took 1127.53ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 34.2MB in the beginning and 47.7MB in the end (delta: -13.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-10-17 10:46:52,293 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 54.5MB. Free memory was 33.7MB in the beginning and 33.7MB in the end (delta: 42.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.17ms. Allocated memory is still 67.1MB. Free memory was 42.5MB in the beginning and 39.3MB in the end (delta: 3.2MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.17ms. Allocated memory is still 67.1MB. Free memory was 39.3MB in the beginning and 36.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.22ms. Allocated memory is still 67.1MB. Free memory was 36.5MB in the beginning and 34.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1127.53ms. Allocated memory was 67.1MB in the beginning and 94.4MB in the end (delta: 27.3MB). Free memory was 34.2MB in the beginning and 47.7MB in the end (delta: -13.5MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 10:46:52,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37fd071-0d51-4261-952a-136bc3e8c93d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?