./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer --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 d1f28632ee7f312e6c73628a94e0daaebaf566ee .................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/02_inc_cas.i -s /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer --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 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 0.2.0-a4ecdab [2020-11-29 18:58:00,705 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:58:00,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:58:00,772 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:58:00,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:58:00,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:58:00,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:58:00,793 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:58:00,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:58:00,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:58:00,807 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:58:00,809 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:58:00,810 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:58:00,814 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:58:00,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:58:00,817 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:58:00,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:58:00,823 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:58:00,827 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:58:00,837 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:58:00,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:58:00,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:58:00,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:58:00,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:58:00,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:58:00,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:58:00,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:58:00,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:58:00,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:58:00,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:58:00,862 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:58:00,863 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:58:00,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:58:00,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:58:00,869 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:58:00,869 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:58:00,870 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:58:00,871 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:58:00,871 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:58:00,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:58:00,874 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:58:00,876 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 18:58:00,921 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:58:00,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:58:00,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:58:00,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:58:00,925 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:58:00,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:58:00,925 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:58:00,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 18:58:00,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:58:00,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:58:00,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:58:00,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:58:00,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:58:00,928 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:58:00,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:58:00,928 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:58:00,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:58:00,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:58:00,929 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:58:00,929 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:58:00,929 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:58:00,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:58:00,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:58:00,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:58:00,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:58:00,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 18:58:00,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 18:58:00,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:58:00,931 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:58:00,932 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-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2020-11-29 18:58:01,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:58:01,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:58:01,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:58:01,273 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:58:01,275 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:58:01,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-11-29 18:58:01,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/9aec3b348/0195f921b9774f1fb3d945b16cd3f75f/FLAGcab514eef [2020-11-29 18:58:02,083 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:58:02,084 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-11-29 18:58:02,100 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/9aec3b348/0195f921b9774f1fb3d945b16cd3f75f/FLAGcab514eef [2020-11-29 18:58:02,340 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/9aec3b348/0195f921b9774f1fb3d945b16cd3f75f [2020-11-29 18:58:02,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:58:02,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:58:02,345 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:58:02,346 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:58:02,349 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:58:02,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:02,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65682d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02, skipping insertion in model container [2020-11-29 18:58:02,358 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:02,366 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:58:02,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:58:02,650 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:58:02,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:58:02,829 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:58:02,846 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:58:02,872 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:58:02,954 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:58:02,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02 WrapperNode [2020-11-29 18:58:02,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:58:02,958 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:58:02,959 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:58:02,960 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:58:02,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,013 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:58:03,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:58:03,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:58:03,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:58:03,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,072 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,096 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... [2020-11-29 18:58:03,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:58:03,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:58:03,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:58:03,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:58:03,112 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:58:03,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 18:58:03,191 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-29 18:58:03,191 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-29 18:58:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 18:58:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 18:58:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:58:03,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:58:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 18:58:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 18:58:03,193 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:58:03,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:58:03,195 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 18:58:03,916 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:58:03,917 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 18:58:03,920 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor error location. [2020-11-29 18:58:03,921 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:301) 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) [2020-11-29 18:58:03,925 INFO L168 Benchmark]: Toolchain (without parser) took 1580.53 ms. Allocated memory is still 107.0 MB. Free memory was 75.3 MB in the beginning and 59.8 MB in the end (delta: 15.5 MB). Peak memory consumption was 28.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:03,926 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 36.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:58:03,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 611.26 ms. Allocated memory is still 107.0 MB. Free memory was 75.3 MB in the beginning and 64.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:03,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 92.74 ms. Allocated memory is still 107.0 MB. Free memory was 64.1 MB in the beginning and 62.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:03,929 INFO L168 Benchmark]: Boogie Preprocessor took 50.16 ms. Allocated memory is still 107.0 MB. Free memory was 62.2 MB in the beginning and 60.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:03,930 INFO L168 Benchmark]: RCFGBuilder took 820.42 ms. Allocated memory is still 107.0 MB. Free memory was 60.8 MB in the beginning and 59.8 MB in the end (delta: 986.9 kB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:03,935 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 75.5 MB. Free memory was 33.7 MB in the beginning and 33.7 MB in the end (delta: 36.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 611.26 ms. Allocated memory is still 107.0 MB. Free memory was 75.3 MB in the beginning and 64.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 92.74 ms. Allocated memory is still 107.0 MB. Free memory was 64.1 MB in the beginning and 62.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.16 ms. Allocated memory is still 107.0 MB. Free memory was 62.2 MB in the beginning and 60.8 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 820.42 ms. Allocated memory is still 107.0 MB. Free memory was 60.8 MB in the beginning and 59.8 MB in the end (delta: 986.9 kB). Peak memory consumption was 16.4 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:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 18:58:06,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 18:58:06,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 18:58:06,724 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 18:58:06,725 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 18:58:06,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 18:58:06,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 18:58:06,739 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 18:58:06,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 18:58:06,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 18:58:06,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 18:58:06,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 18:58:06,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 18:58:06,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 18:58:06,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 18:58:06,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 18:58:06,770 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 18:58:06,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 18:58:06,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 18:58:06,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 18:58:06,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 18:58:06,798 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 18:58:06,799 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 18:58:06,801 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 18:58:06,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 18:58:06,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 18:58:06,810 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 18:58:06,812 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 18:58:06,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 18:58:06,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 18:58:06,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 18:58:06,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 18:58:06,817 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 18:58:06,818 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 18:58:06,819 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 18:58:06,819 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 18:58:06,820 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 18:58:06,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 18:58:06,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 18:58:06,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 18:58:06,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 18:58:06,824 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-11-29 18:58:06,864 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 18:58:06,864 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 18:58:06,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 18:58:06,868 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 18:58:06,868 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 18:58:06,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 18:58:06,869 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 18:58:06,869 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 18:58:06,869 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 18:58:06,869 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 18:58:06,871 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 18:58:06,871 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 18:58:06,871 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 18:58:06,871 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 18:58:06,871 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 18:58:06,872 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 18:58:06,872 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 18:58:06,872 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 18:58:06,872 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 18:58:06,873 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 18:58:06,873 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 18:58:06,873 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 18:58:06,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:58:06,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 18:58:06,874 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 18:58:06,874 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 18:58:06,874 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 18:58:06,874 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 18:58:06,875 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 18:58:06,875 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 18:58:06,875 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 18:58:06,875 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-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d1f28632ee7f312e6c73628a94e0daaebaf566ee [2020-11-29 18:58:07,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 18:58:07,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 18:58:07,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 18:58:07,377 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 18:58:07,378 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 18:58:07,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/../../sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-11-29 18:58:07,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/32b399b61/d5beddc215454c0f98b60b2d316b5b33/FLAG9bdd0bac8 [2020-11-29 18:58:08,071 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 18:58:08,071 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/sv-benchmarks/c/pthread-ext/02_inc_cas.i [2020-11-29 18:58:08,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/32b399b61/d5beddc215454c0f98b60b2d316b5b33/FLAG9bdd0bac8 [2020-11-29 18:58:08,380 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/data/32b399b61/d5beddc215454c0f98b60b2d316b5b33 [2020-11-29 18:58:08,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 18:58:08,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 18:58:08,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 18:58:08,387 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 18:58:08,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 18:58:08,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:58:08" (1/1) ... [2020-11-29 18:58:08,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f771df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:08, skipping insertion in model container [2020-11-29 18:58:08,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:58:08" (1/1) ... [2020-11-29 18:58:08,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 18:58:08,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 18:58:08,655 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:58:08,883 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:58:08,897 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 18:58:08,916 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-29 18:58:08,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 18:58:09,051 INFO L208 MainTranslator]: Completed translation [2020-11-29 18:58:09,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09 WrapperNode [2020-11-29 18:58:09,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 18:58:09,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 18:58:09,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 18:58:09,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 18:58:09,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,149 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 18:58:09,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 18:58:09,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 18:58:09,150 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 18:58:09,159 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,159 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,173 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,173 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... [2020-11-29 18:58:09,208 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 18:58:09,218 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 18:58:09,218 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 18:58:09,219 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 18:58:09,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:58:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_222fc0b9-5416-4728-a92c-daa79c8392a7/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 18:58:09,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 18:58:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-29 18:58:09,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-29 18:58:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-29 18:58:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 18:58:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 18:58:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 18:58:09,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 18:58:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-29 18:58:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-29 18:58:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 18:58:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 18:58:09,290 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-29 18:58:10,202 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 18:58:10,203 INFO L298 CfgBuilder]: Removed 8 assume(true) statements. [2020-11-29 18:58:10,204 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L718-2 is neither atomic block end nor error location. [2020-11-29 18:58:10,205 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:301) 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) [2020-11-29 18:58:10,214 INFO L168 Benchmark]: Toolchain (without parser) took 1827.65 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 38.9 MB in the beginning and 46.8 MB in the end (delta: -7.9 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:10,215 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 60.8 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 18:58:10,216 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.05 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 38.8 MB in the beginning and 63.7 MB in the end (delta: -24.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:10,220 INFO L168 Benchmark]: Boogie Procedure Inliner took 93.60 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 61.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:10,221 INFO L168 Benchmark]: Boogie Preprocessor took 57.95 ms. Allocated memory is still 83.9 MB. Free memory was 61.4 MB in the beginning and 59.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:10,221 INFO L168 Benchmark]: RCFGBuilder took 993.51 ms. Allocated memory is still 83.9 MB. Free memory was 59.9 MB in the beginning and 46.8 MB in the end (delta: 13.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 16.1 GB. [2020-11-29 18:58:10,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 60.8 MB. Free memory is still 43.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 668.05 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 38.8 MB in the beginning and 63.7 MB in the end (delta: -24.9 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 93.60 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 61.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 57.95 ms. Allocated memory is still 83.9 MB. Free memory was 61.4 MB in the beginning and 59.9 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 993.51 ms. Allocated memory is still 83.9 MB. Free memory was 59.9 MB in the beginning and 46.8 MB in the end (delta: 13.1 MB). Peak memory consumption was 19.1 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:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...