./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU --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 --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:53:55,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:53:55,143 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:53:55,187 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:53:55,188 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:53:55,190 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:53:55,192 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:53:55,195 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:53:55,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:53:55,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:53:55,202 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:53:55,205 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:53:55,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:53:55,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:53:55,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:53:55,213 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:53:55,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:53:55,216 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:53:55,219 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:53:55,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:53:55,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:53:55,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:53:55,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:53:55,233 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:53:55,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:53:55,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:53:55,240 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:53:55,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:53:55,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:53:55,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:53:55,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:53:55,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:53:55,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:53:55,249 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:53:55,251 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:53:55,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:53:55,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:53:55,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:53:55,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:53:55,257 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:53:55,259 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:53:55,261 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-02 22:53:55,296 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:53:55,296 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:53:55,297 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:53:55,298 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:53:55,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:53:55,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:53:55,301 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:53:55,301 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:53:55,302 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:53:55,302 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:53:55,302 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:53:55,303 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:53:55,304 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:53:55,305 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:53:55,305 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:53:55,305 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:53:55,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:53:55,306 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:53:55,306 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:53:55,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:53:55,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:53:55,307 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:53:55,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:53:55,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:53:55,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:53:55,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:53:55,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:53:55,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:53:55,310 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:53:55,310 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:53:55,311 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:53:55,311 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:53:55,311 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_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2021-11-02 22:53:55,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:53:55,793 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:53:55,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:53:55,799 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:53:55,800 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:53:55,801 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-02 22:53:55,888 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/73e478098/b88db58e52704ff585a74bea1edcfa2e/FLAG2d870e240 [2021-11-02 22:53:56,807 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:53:56,809 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-02 22:53:56,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/73e478098/b88db58e52704ff585a74bea1edcfa2e/FLAG2d870e240 [2021-11-02 22:53:56,973 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/73e478098/b88db58e52704ff585a74bea1edcfa2e [2021-11-02 22:53:56,978 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:53:56,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:53:56,987 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:53:56,987 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:53:56,992 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:53:56,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:53:56" (1/1) ... [2021-11-02 22:53:56,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26b54235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:56, skipping insertion in model container [2021-11-02 22:53:56,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:53:56" (1/1) ... [2021-11-02 22:53:57,007 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:53:57,085 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:53:57,429 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-02 22:53:57,702 WARN L228 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_bd222cd9-707e-4553-b70b-02bf56fc0404/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-02 22:53:57,719 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:53:57,732 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:53:57,763 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-02 22:53:57,807 WARN L228 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_bd222cd9-707e-4553-b70b-02bf56fc0404/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-02 22:53:57,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:53:57,879 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:53:57,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57 WrapperNode [2021-11-02 22:53:57,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:53:57,881 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:53:57,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:53:57,882 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:53:57,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:57,930 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:57,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:53:57,983 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:53:57,983 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:53:57,983 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:53:57,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:57,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,021 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,022 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,030 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,048 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,051 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:53:58,076 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:53:58,076 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:53:58,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:53:58,078 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:53:57" (1/1) ... [2021-11-02 22:53:58,090 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:53:58,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:53:58,127 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:53:58,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:53:58,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-02 22:53:58,196 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-02 22:53:58,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-02 22:53:58,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-02 22:53:58,197 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-02 22:53:58,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:53:58,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:53:58,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:53:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-02 22:53:58,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:53:58,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:53:58,201 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-02 22:53:59,059 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:53:59,059 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-02 22:53:59,061 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2021-11-02 22:53:59,062 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:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-02 22:53:59,069 INFO L168 Benchmark]: Toolchain (without parser) took 2084.85 ms. Allocated memory was 115.3 MB in the beginning and 148.9 MB in the end (delta: 33.6 MB). Free memory was 83.7 MB in the beginning and 91.4 MB in the end (delta: -7.7 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:53:59,072 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:53:59,074 INFO L168 Benchmark]: CACSL2BoogieTranslator took 893.54 ms. Allocated memory was 115.3 MB in the beginning and 148.9 MB in the end (delta: 33.6 MB). Free memory was 83.7 MB in the beginning and 111.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-11-02 22:53:59,078 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.11 ms. Allocated memory is still 148.9 MB. Free memory was 111.4 MB in the beginning and 109.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:53:59,081 INFO L168 Benchmark]: Boogie Preprocessor took 92.28 ms. Allocated memory is still 148.9 MB. Free memory was 109.4 MB in the beginning and 108.2 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:53:59,083 INFO L168 Benchmark]: RCFGBuilder took 989.80 ms. Allocated memory is still 148.9 MB. Free memory was 108.2 MB in the beginning and 91.4 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-11-02 22:53:59,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 115.3 MB. Free memory is still 70.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 893.54 ms. Allocated memory was 115.3 MB in the beginning and 148.9 MB in the end (delta: 33.6 MB). Free memory was 83.7 MB in the beginning and 111.4 MB in the end (delta: -27.8 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.11 ms. Allocated memory is still 148.9 MB. Free memory was 111.4 MB in the beginning and 109.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 92.28 ms. Allocated memory is still 148.9 MB. Free memory was 109.4 MB in the beginning and 108.2 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 989.80 ms. Allocated memory is still 148.9 MB. Free memory was 108.2 MB in the beginning and 91.4 MB in the end (delta: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * 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:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-02 22:53:59,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/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_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU --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 --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:54:02,274 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:54:02,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:54:02,358 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:54:02,359 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:54:02,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:54:02,367 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:54:02,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:54:02,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:54:02,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:54:02,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:54:02,393 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:54:02,394 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:54:02,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:54:02,401 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:54:02,407 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:54:02,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:54:02,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:54:02,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:54:02,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:54:02,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:54:02,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:54:02,433 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:54:02,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:54:02,448 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:54:02,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:54:02,449 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:54:02,451 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:54:02,452 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:54:02,454 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:54:02,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:54:02,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:54:02,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:54:02,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:54:02,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:54:02,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:54:02,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:54:02,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:54:02,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:54:02,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:54:02,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:54:02,475 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-11-02 22:54:02,533 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:54:02,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:54:02,534 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:54:02,535 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:54:02,538 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:54:02,538 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:54:02,538 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:54:02,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:54:02,539 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:54:02,539 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:54:02,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:54:02,541 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:54:02,541 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:54:02,542 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:54:02,542 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-02 22:54:02,543 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-02 22:54:02,543 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:54:02,543 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:54:02,544 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:54:02,544 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:54:02,544 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:54:02,545 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:54:02,545 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:54:02,545 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:54:02,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:54:02,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:54:02,547 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:54:02,547 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-02 22:54:02,548 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-02 22:54:02,548 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-02 22:54:02,548 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-02 22:54:02,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:54:02,549 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:54:02,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-02 22:54:02,550 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_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ede09850ec25b369afc0cd16258beff942f9fc7c5304532be31fd5925a934e14 [2021-11-02 22:54:03,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:54:03,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:54:03,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:54:03,133 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:54:03,134 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:54:03,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-02 22:54:03,243 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/b76871757/77e68af347b2439da3fdecd43e41555f/FLAG0eb58b201 [2021-11-02 22:54:04,097 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:54:04,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-11-02 22:54:04,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/b76871757/77e68af347b2439da3fdecd43e41555f/FLAG0eb58b201 [2021-11-02 22:54:04,307 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/data/b76871757/77e68af347b2439da3fdecd43e41555f [2021-11-02 22:54:04,311 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:54:04,314 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:54:04,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:54:04,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:54:04,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:54:04,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:54:04" (1/1) ... [2021-11-02 22:54:04,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@761fb4ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:04, skipping insertion in model container [2021-11-02 22:54:04,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:54:04" (1/1) ... [2021-11-02 22:54:04,338 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:54:04,408 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:54:04,674 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-02 22:54:05,030 WARN L228 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_bd222cd9-707e-4553-b70b-02bf56fc0404/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-02 22:54:05,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:54:05,072 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:54:05,109 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-11-02 22:54:05,150 WARN L228 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_bd222cd9-707e-4553-b70b-02bf56fc0404/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-11-02 22:54:05,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:54:05,223 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:54:05,224 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05 WrapperNode [2021-11-02 22:54:05,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:54:05,226 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:54:05,226 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:54:05,226 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:54:05,235 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,257 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:54:05,287 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:54:05,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:54:05,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:54:05,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,315 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,320 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:54:05,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:54:05,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:54:05,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:54:05,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:54:05" (1/1) ... [2021-11-02 22:54:05,341 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:54:05,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:54:05,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:54:05,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:54:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-02 22:54:05,439 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-02 22:54:05,439 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-02 22:54:05,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-02 22:54:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:54:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-02 22:54:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-02 22:54:05,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-02 22:54:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-02 22:54:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-02 22:54:05,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:54:05,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:54:05,446 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-02 22:54:06,297 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:54:06,298 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-02 22:54:06,299 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2021-11-02 22:54:06,301 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:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-02 22:54:06,311 INFO L168 Benchmark]: Toolchain (without parser) took 1994.09 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 49.9 MB in the beginning and 60.3 MB in the end (delta: -10.4 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2021-11-02 22:54:06,312 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 69.2 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:54:06,314 INFO L168 Benchmark]: CACSL2BoogieTranslator took 908.54 ms. Allocated memory is still 69.2 MB. Free memory was 49.7 MB in the beginning and 43.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:54:06,315 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.68 ms. Allocated memory is still 69.2 MB. Free memory was 43.2 MB in the beginning and 41.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:54:06,316 INFO L168 Benchmark]: Boogie Preprocessor took 42.01 ms. Allocated memory is still 69.2 MB. Free memory was 41.1 MB in the beginning and 39.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:54:06,318 INFO L168 Benchmark]: RCFGBuilder took 976.52 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 39.4 MB in the beginning and 60.3 MB in the end (delta: -20.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:54:06,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40 ms. Allocated memory is still 69.2 MB. Free memory is still 50.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 908.54 ms. Allocated memory is still 69.2 MB. Free memory was 49.7 MB in the beginning and 43.2 MB in the end (delta: 6.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 60.68 ms. Allocated memory is still 69.2 MB. Free memory was 43.2 MB in the beginning and 41.1 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.01 ms. Allocated memory is still 69.2 MB. Free memory was 41.1 MB in the beginning and 39.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 976.52 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 39.4 MB in the beginning and 60.3 MB in the end (delta: -20.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * 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:302) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-02 22:54:06,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd222cd9-707e-4553-b70b-02bf56fc0404/bin/uautomizer-tBqnrhUYjU/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?