./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:33:52,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:33:52,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:33:52,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:33:52,959 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:33:52,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:33:52,963 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:33:52,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:33:52,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:33:52,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:33:52,974 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:33:52,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:33:52,978 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:33:52,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:33:52,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:33:52,985 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:33:52,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:33:52,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:33:52,989 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:33:52,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:33:52,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:33:52,993 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:33:52,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:33:52,995 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:33:53,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:33:53,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:33:53,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:33:53,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:33:53,010 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:33:53,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:33:53,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:33:53,013 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:33:53,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:33:53,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:33:53,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:33:53,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:33:53,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:33:53,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:33:53,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:33:53,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:33:53,022 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:33:53,025 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:33:53,067 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:33:53,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:33:53,068 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:33:53,069 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:33:53,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:33:53,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:33:53,072 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:33:53,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:33:53,072 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:33:53,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:33:53,074 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:33:53,074 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:33:53,074 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:33:53,075 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:33:53,075 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:33:53,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:33:53,075 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:33:53,076 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:33:53,076 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:33:53,076 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:33:53,076 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:33:53,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:33:53,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:33:53,077 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:33:53,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:33:53,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:33:53,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:33:53,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:33:53,079 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:33:53,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:33:53,079 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:33:53,079 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:33:53,080 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:33:53,080 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_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-02 20:33:53,460 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:33:53,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:33:53,491 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:33:53,493 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:33:53,494 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:33:53,495 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-02 20:33:53,568 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/a5e256933/31d267b64a784884a97d2f3317f71c2f/FLAG303a2ccbf [2022-11-02 20:33:54,237 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:33:54,239 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-02 20:33:54,261 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/a5e256933/31d267b64a784884a97d2f3317f71c2f/FLAG303a2ccbf [2022-11-02 20:33:54,516 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/a5e256933/31d267b64a784884a97d2f3317f71c2f [2022-11-02 20:33:54,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:33:54,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:33:54,522 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:33:54,522 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:33:54,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:33:54,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:33:54" (1/1) ... [2022-11-02 20:33:54,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@633e85c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:54, skipping insertion in model container [2022-11-02 20:33:54,530 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:33:54" (1/1) ... [2022-11-02 20:33:54,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:33:54,600 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:33:54,793 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-02 20:33:55,012 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_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-02 20:33:55,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:33:55,033 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:33:55,059 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-02 20:33:55,094 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_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-02 20:33:55,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:33:55,144 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:33:55,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55 WrapperNode [2022-11-02 20:33:55,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:33:55,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:33:55,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:33:55,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:33:55,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,191 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,223 INFO L138 Inliner]: procedures = 171, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 75 [2022-11-02 20:33:55,224 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:33:55,225 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:33:55,225 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:33:55,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:33:55,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,244 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,268 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:33:55,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:33:55,273 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:33:55,273 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:33:55,274 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:55" (1/1) ... [2022-11-02 20:33:55,281 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:33:55,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:33:55,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:33:55,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:33:55,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:33:55,371 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-02 20:33:55,371 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-02 20:33:55,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:33:55,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:33:55,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:33:55,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:33:55,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:33:55,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:33:55,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:33:55,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:33:55,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:33:55,376 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-02 20:33:55,562 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:33:55,565 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:33:55,718 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:33:55,878 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:33:55,878 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:33:55,883 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-02 20:33:55,897 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) [2022-11-02 20:33:55,902 INFO L158 Benchmark]: Toolchain (without parser) took 1380.80ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 66.8MB in the beginning and 84.2MB in the end (delta: -17.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2022-11-02 20:33:55,903 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 51.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:33:55,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.41ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 54.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-02 20:33:55,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.21ms. Allocated memory is still 90.2MB. Free memory was 54.4MB in the beginning and 52.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:33:55,906 INFO L158 Benchmark]: Boogie Preprocessor took 46.85ms. Allocated memory is still 90.2MB. Free memory was 52.3MB in the beginning and 51.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:33:55,907 INFO L158 Benchmark]: RCFGBuilder took 627.89ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 50.8MB in the beginning and 84.2MB in the end (delta: -33.4MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-11-02 20:33:55,910 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 90.2MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 51.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.41ms. Allocated memory is still 90.2MB. Free memory was 66.6MB in the beginning and 54.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.21ms. Allocated memory is still 90.2MB. Free memory was 54.4MB in the beginning and 52.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.85ms. Allocated memory is still 90.2MB. Free memory was 52.3MB in the beginning and 51.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 627.89ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 50.8MB in the beginning and 84.2MB in the end (delta: -33.4MB). Peak memory consumption was 21.2MB. 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. [2022-11-02 20:33:55,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:33:58,461 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:33:58,464 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:33:58,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:33:58,498 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:33:58,499 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:33:58,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:33:58,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:33:58,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:33:58,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:33:58,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:33:58,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:33:58,509 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:33:58,510 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:33:58,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:33:58,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:33:58,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:33:58,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:33:58,517 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:33:58,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:33:58,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:33:58,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:33:58,524 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:33:58,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:33:58,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:33:58,530 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:33:58,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:33:58,531 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:33:58,532 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:33:58,533 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:33:58,534 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:33:58,535 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:33:58,536 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:33:58,537 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:33:58,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:33:58,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:33:58,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:33:58,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:33:58,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:33:58,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:33:58,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:33:58,543 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-02 20:33:58,571 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:33:58,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:33:58,572 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:33:58,572 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:33:58,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:33:58,573 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:33:58,574 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:33:58,574 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:33:58,574 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:33:58,575 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:33:58,575 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:33:58,575 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:33:58,575 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:33:58,576 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:33:58,576 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:33:58,576 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:33:58,576 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-02 20:33:58,576 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-02 20:33:58,576 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-02 20:33:58,577 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:33:58,577 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:33:58,577 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:33:58,577 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:33:58,578 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:33:58,578 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:33:58,578 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:33:58,578 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:33:58,578 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:33:58,579 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:33:58,579 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:33:58,579 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-02 20:33:58,579 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-02 20:33:58,579 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:33:58,580 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:33:58,580 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:33:58,580 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-02 20:33:58,580 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_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2022-11-02 20:33:58,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:33:58,984 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:33:58,988 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:33:58,989 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:33:58,990 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:33:58,992 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-02 20:33:59,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/040032a05/842f76b554544d9e855d5f17252186b1/FLAGc28fb6a35 [2022-11-02 20:33:59,746 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:33:59,747 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2022-11-02 20:33:59,765 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/040032a05/842f76b554544d9e855d5f17252186b1/FLAGc28fb6a35 [2022-11-02 20:33:59,956 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/data/040032a05/842f76b554544d9e855d5f17252186b1 [2022-11-02 20:33:59,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:33:59,960 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:33:59,962 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:33:59,962 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:33:59,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:33:59,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:33:59" (1/1) ... [2022-11-02 20:33:59,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13009a07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:33:59, skipping insertion in model container [2022-11-02 20:33:59,969 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:33:59" (1/1) ... [2022-11-02 20:33:59,977 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:34:00,014 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:34:00,212 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-02 20:34:00,467 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_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-02 20:34:00,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:34:00,494 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:34:00,526 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-02 20:34:00,552 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_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2022-11-02 20:34:00,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:34:00,607 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:34:00,607 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00 WrapperNode [2022-11-02 20:34:00,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:34:00,609 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:34:00,609 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:34:00,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:34:00,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,692 INFO L138 Inliner]: procedures = 175, calls = 29, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2022-11-02 20:34:00,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:34:00,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:34:00,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:34:00,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:34:00,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,734 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,741 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,755 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,757 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,760 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:34:00,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:34:00,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:34:00,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:34:00,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:34:00" (1/1) ... [2022-11-02 20:34:00,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:34:00,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:34:00,814 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:34:00,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:34:00,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-02 20:34:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2022-11-02 20:34:00,873 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2022-11-02 20:34:00,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:34:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:34:00,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:34:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:34:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-02 20:34:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-02 20:34:00,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-02 20:34:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:34:00,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:34:00,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:34:00,878 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-02 20:34:01,058 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:34:01,060 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:34:01,364 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:34:01,493 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:34:01,505 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-02 20:34:01,506 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2022-11-02 20:34:01,507 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) [2022-11-02 20:34:01,511 INFO L158 Benchmark]: Toolchain (without parser) took 1549.80ms. Allocated memory is still 77.6MB. Free memory was 59.1MB in the beginning and 52.6MB in the end (delta: 6.5MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2022-11-02 20:34:01,514 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 77.6MB. Free memory is still 58.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:34:01,515 INFO L158 Benchmark]: CACSL2BoogieTranslator took 646.71ms. Allocated memory is still 77.6MB. Free memory was 58.8MB in the beginning and 49.7MB in the end (delta: 9.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2022-11-02 20:34:01,518 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.93ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 47.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:34:01,520 INFO L158 Benchmark]: Boogie Preprocessor took 70.71ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 45.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:34:01,520 INFO L158 Benchmark]: RCFGBuilder took 743.38ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 52.6MB in the end (delta: -7.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 20:34:01,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 77.6MB. Free memory is still 58.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 646.71ms. Allocated memory is still 77.6MB. Free memory was 58.8MB in the beginning and 49.7MB in the end (delta: 9.1MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.93ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 47.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.71ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 45.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 743.38ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 52.6MB in the end (delta: -7.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-02 20:34:01,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fe9a69b-17d3-40d4-af1c-16f27f5dffe4/bin/uautomizer-Dbtcem3rbc/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?