./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1f28632ee7f312e6c73628a94e0daaebaf566ee ................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d1f28632ee7f312e6c73628a94e0daaebaf566ee ............................................................................................................................................................................................................. 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? --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:44:24,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:44:24,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:44:24,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:44:24,783 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:44:24,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:44:24,787 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:44:24,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:44:24,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:44:24,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:44:24,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:44:24,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:44:24,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:44:24,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:44:24,806 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:44:24,808 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:44:24,809 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:44:24,810 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:44:24,817 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:44:24,831 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:44:24,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:44:24,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:44:24,841 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:44:24,842 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:44:24,846 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:44:24,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:44:24,847 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:44:24,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:44:24,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:44:24,859 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:44:24,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:44:24,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:44:24,862 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:44:24,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:44:24,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:44:24,868 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:44:24,868 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:44:24,869 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:44:24,869 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:44:24,870 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:44:24,871 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:44:24,872 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-13 06:44:24,922 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:44:24,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:44:24,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:44:24,924 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:44:24,924 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:44:24,925 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:44:24,925 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 06:44:24,925 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:44:24,925 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:44:24,925 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 06:44:24,926 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 06:44:24,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:44:24,927 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 06:44:24,927 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 06:44:24,927 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 06:44:24,928 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:44:24,928 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:44:24,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 06:44:24,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:44:24,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:44:24,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:44:24,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:44:24,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:44:24,930 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:44:24,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:44:24,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:44:24,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:44:24,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:44:24,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:44:24,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:44:24,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:24,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:44:24,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:44:24,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:44:24,934 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 06:44:24,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 06:44:24,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:44:24,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:44:24,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:44:24,935 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2021-10-13 06:44:25,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:44:25,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:44:25,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:44:25,288 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:44:25,288 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:44:25,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-10-13 06:44:25,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/19e3b6788/c8ebb41a166f4c4aa897445c809c659c/FLAGe64066c7a [2021-10-13 06:44:25,965 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:44:25,966 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-10-13 06:44:25,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/19e3b6788/c8ebb41a166f4c4aa897445c809c659c/FLAGe64066c7a [2021-10-13 06:44:26,237 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/19e3b6788/c8ebb41a166f4c4aa897445c809c659c [2021-10-13 06:44:26,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:44:26,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:44:26,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:26,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:44:26,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:44:26,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3640ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26, skipping insertion in model container [2021-10-13 06:44:26,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,255 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:44:26,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:26,447 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 06:44:26,658 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_3edbddcd-4b02-46c6-b118-c55b23913037/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-10-13 06:44:26,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:26,679 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:44:26,710 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 06:44:26,742 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_3edbddcd-4b02-46c6-b118-c55b23913037/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-10-13 06:44:26,749 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:26,795 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:44:26,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26 WrapperNode [2021-10-13 06:44:26,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:26,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:44:26,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:44:26,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:44:26,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:44:26,873 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:44:26,873 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:44:26,873 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:44:26,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,887 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,889 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,905 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,910 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:44:26,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:44:26,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:44:26,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:44:26,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:26" (1/1) ... [2021-10-13 06:44:26,940 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:26,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:44:26,966 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:44:27,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:44:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-13 06:44:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-13 06:44:27,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-13 06:44:27,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-13 06:44:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 06:44:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:44:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 06:44:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 06:44:27,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 06:44:27,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:44:27,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:44:27,022 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 06:44:27,617 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:44:27,618 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-13 06:44:27,619 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2021-10-13 06:44:27,620 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) [2021-10-13 06:44:27,625 INFO L168 Benchmark]: Toolchain (without parser) took 1382.65 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 81.1 MB in the beginning and 118.2 MB in the end (delta: -37.1 MB). Peak memory consumption was 40.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:27,626 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 107.0 MB. Free memory is still 85.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:44:27,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 554.41 ms. Allocated memory is still 107.0 MB. Free memory was 80.9 MB in the beginning and 62.3 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:27,634 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.64 ms. Allocated memory is still 107.0 MB. Free memory was 62.3 MB in the beginning and 60.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:27,635 INFO L168 Benchmark]: Boogie Preprocessor took 55.05 ms. Allocated memory is still 107.0 MB. Free memory was 60.2 MB in the beginning and 58.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:27,636 INFO L168 Benchmark]: RCFGBuilder took 694.51 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 58.9 MB in the beginning and 118.2 MB in the end (delta: -59.3 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:27,640 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 107.0 MB. Free memory is still 85.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 554.41 ms. Allocated memory is still 107.0 MB. Free memory was 80.9 MB in the beginning and 62.3 MB in the end (delta: 18.5 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.64 ms. Allocated memory is still 107.0 MB. Free memory was 62.3 MB in the beginning and 60.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.05 ms. Allocated memory is still 107.0 MB. Free memory was 60.2 MB in the beginning and 58.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 694.51 ms. Allocated memory was 107.0 MB in the beginning and 151.0 MB in the end (delta: 44.0 MB). Free memory was 58.9 MB in the beginning and 118.2 MB in the end (delta: -59.3 MB). Peak memory consumption was 17.9 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. [2021-10-13 06:44:27,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 06:44:30,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 06:44:30,113 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 06:44:30,178 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 06:44:30,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 06:44:30,184 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 06:44:30,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 06:44:30,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 06:44:30,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 06:44:30,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 06:44:30,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 06:44:30,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 06:44:30,199 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 06:44:30,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 06:44:30,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 06:44:30,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 06:44:30,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 06:44:30,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 06:44:30,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 06:44:30,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 06:44:30,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 06:44:30,218 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 06:44:30,219 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 06:44:30,220 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 06:44:30,228 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 06:44:30,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 06:44:30,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 06:44:30,234 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 06:44:30,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 06:44:30,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 06:44:30,237 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 06:44:30,238 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 06:44:30,239 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 06:44:30,241 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 06:44:30,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 06:44:30,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 06:44:30,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 06:44:30,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 06:44:30,245 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 06:44:30,246 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 06:44:30,247 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 06:44:30,248 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-13 06:44:30,293 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 06:44:30,294 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 06:44:30,295 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 06:44:30,295 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 06:44:30,295 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 06:44:30,296 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 06:44:30,296 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 06:44:30,296 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 06:44:30,296 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 06:44:30,298 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 06:44:30,299 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 06:44:30,299 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 06:44:30,299 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 06:44:30,300 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 06:44:30,300 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 06:44:30,300 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 06:44:30,300 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-13 06:44:30,301 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 06:44:30,301 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 06:44:30,301 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 06:44:30,301 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 06:44:30,301 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 06:44:30,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 06:44:30,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 06:44:30,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 06:44:30,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 06:44:30,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:30,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 06:44:30,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 06:44:30,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 06:44:30,304 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-13 06:44:30,304 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 06:44:30,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 06:44:30,304 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 06:44:30,305 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 06:44:30,305 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_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2021-10-13 06:44:30,748 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 06:44:30,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 06:44:30,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 06:44:30,778 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 06:44:30,779 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 06:44:30,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-10-13 06:44:30,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/af73b841c/9d3ba74c87e340ec97cb579752bf5fe6/FLAGd46af707a [2021-10-13 06:44:31,488 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 06:44:31,489 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2021-10-13 06:44:31,507 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/af73b841c/9d3ba74c87e340ec97cb579752bf5fe6/FLAGd46af707a [2021-10-13 06:44:31,716 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/data/af73b841c/9d3ba74c87e340ec97cb579752bf5fe6 [2021-10-13 06:44:31,720 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 06:44:31,723 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 06:44:31,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:31,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 06:44:31,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 06:44:31,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:31" (1/1) ... [2021-10-13 06:44:31,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@120809b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:31, skipping insertion in model container [2021-10-13 06:44:31,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 06:44:31" (1/1) ... [2021-10-13 06:44:31,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 06:44:31,803 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 06:44:32,002 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 06:44:32,208 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_3edbddcd-4b02-46c6-b118-c55b23913037/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-10-13 06:44:32,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:32,229 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 06:44:32,254 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-13 06:44:32,292 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_3edbddcd-4b02-46c6-b118-c55b23913037/sv-benchmarks/c/pthread-ext/02_inc_cas.i[30873,30886] [2021-10-13 06:44:32,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 06:44:32,353 INFO L208 MainTranslator]: Completed translation [2021-10-13 06:44:32,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32 WrapperNode [2021-10-13 06:44:32,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 06:44:32,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 06:44:32,355 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 06:44:32,355 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 06:44:32,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 06:44:32,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 06:44:32,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 06:44:32,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 06:44:32,430 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,450 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,450 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,458 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,462 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,494 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 06:44:32,495 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 06:44:32,495 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 06:44:32,495 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 06:44:32,496 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 06:44:32" (1/1) ... [2021-10-13 06:44:32,503 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 06:44:32,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 06:44:32,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 06:44:32,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 06:44:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-13 06:44:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-10-13 06:44:32,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-10-13 06:44:32,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-13 06:44:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 06:44:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-13 06:44:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-13 06:44:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 06:44:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-13 06:44:32,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-13 06:44:32,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 06:44:32,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 06:44:32,587 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-13 06:44:33,251 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 06:44:33,251 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2021-10-13 06:44:33,252 ERROR L333 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor a sink node. [2021-10-13 06:44:33,253 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) [2021-10-13 06:44:33,256 INFO L168 Benchmark]: Toolchain (without parser) took 1532.65 ms. Allocated memory is still 79.7 MB. Free memory was 60.9 MB in the beginning and 56.6 MB in the end (delta: 4.3 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:33,257 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 59.2 MB in the beginning and 59.2 MB in the end (delta: 31.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 06:44:33,258 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.06 ms. Allocated memory is still 79.7 MB. Free memory was 60.7 MB in the beginning and 52.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:33,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.00 ms. Allocated memory is still 79.7 MB. Free memory was 52.1 MB in the beginning and 50.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:33,260 INFO L168 Benchmark]: Boogie Preprocessor took 73.41 ms. Allocated memory is still 79.7 MB. Free memory was 50.0 MB in the beginning and 48.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:33,261 INFO L168 Benchmark]: RCFGBuilder took 759.95 ms. Allocated memory is still 79.7 MB. Free memory was 48.3 MB in the beginning and 56.6 MB in the end (delta: -8.3 MB). Peak memory consumption was 16.9 MB. Max. memory is 16.1 GB. [2021-10-13 06:44:33,275 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 79.7 MB. Free memory was 59.2 MB in the beginning and 59.2 MB in the end (delta: 31.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 629.06 ms. Allocated memory is still 79.7 MB. Free memory was 60.7 MB in the beginning and 52.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.00 ms. Allocated memory is still 79.7 MB. Free memory was 52.1 MB in the beginning and 50.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 73.41 ms. Allocated memory is still 79.7 MB. Free memory was 50.0 MB in the beginning and 48.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 759.95 ms. Allocated memory is still 79.7 MB. Free memory was 48.3 MB in the beginning and 56.6 MB in the end (delta: -8.3 MB). Peak memory consumption was 16.9 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. [2021-10-13 06:44:33,328 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3edbddcd-4b02-46c6-b118-c55b23913037/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...