./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58087887a1dd564559680784309457f518906cbf ...................................................................................................................................................................................................... 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_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58087887a1dd564559680784309457f518906cbf .......................................................................................................................................................................................................... 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 0.2.0-69874e2 [2020-12-01 16:31:33,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:31:33,685 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:31:33,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:31:33,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:31:33,785 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:31:33,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:31:33,792 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:31:33,795 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:31:33,798 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:31:33,800 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:31:33,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:31:33,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:31:33,817 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:31:33,819 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:31:33,823 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:31:33,824 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:31:33,828 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:31:33,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:31:33,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:31:33,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:31:33,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:31:33,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:31:33,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:31:33,862 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:31:33,865 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:31:33,865 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:31:33,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:31:33,869 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:31:33,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:31:33,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:31:33,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:31:33,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:31:33,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:31:33,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:31:33,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:31:33,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:31:33,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:31:33,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:31:33,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:31:33,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:31:33,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:31:33,936 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:31:33,936 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:31:33,938 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:31:33,938 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:31:33,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:31:33,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:31:33,940 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:31:33,940 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:31:33,940 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:31:33,941 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:31:33,942 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:31:33,942 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:31:33,942 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:31:33,943 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:31:33,943 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:31:33,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:31:33,943 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:31:33,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:31:33,944 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:31:33,944 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:31:33,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:31:33,945 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:31:33,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:31:33,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:31:33,945 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:31:33,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:31:33,946 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:31:33,946 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:31:33,946 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:31:33,948 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_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58087887a1dd564559680784309457f518906cbf [2020-12-01 16:31:34,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:31:34,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:31:34,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:31:34,363 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:31:34,364 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:31:34,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2020-12-01 16:31:34,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/4edfe0135/bb8c7456e55949a0875bab43e8597d0e/FLAGddcbff21b [2020-12-01 16:31:35,196 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:31:35,197 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2020-12-01 16:31:35,222 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/4edfe0135/bb8c7456e55949a0875bab43e8597d0e/FLAGddcbff21b [2020-12-01 16:31:35,472 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/4edfe0135/bb8c7456e55949a0875bab43e8597d0e [2020-12-01 16:31:35,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:31:35,476 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:31:35,478 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:35,478 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:31:35,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:31:35,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:35" (1/1) ... [2020-12-01 16:31:35,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a01d2a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:35, skipping insertion in model container [2020-12-01 16:31:35,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:35" (1/1) ... [2020-12-01 16:31:35,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:31:35,534 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:31:35,784 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:31:36,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:36,058 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:31:36,092 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:31:36,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:36,255 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:31:36,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36 WrapperNode [2020-12-01 16:31:36,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:36,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:36,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:31:36,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:31:36,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,314 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:36,315 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:31:36,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:31:36,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:31:36,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,330 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,339 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,341 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... [2020-12-01 16:31:36,345 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:31:36,346 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:31:36,346 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:31:36,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:31:36,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 16:31:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:31:36,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:31:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:31:36,429 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:31:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:31:36,429 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2020-12-01 16:31:36,429 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2020-12-01 16:31:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:31:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:31:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:31:36,430 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:31:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:31:36,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:31:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2020-12-01 16:31:36,431 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2020-12-01 16:31:36,433 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:31:37,080 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:31:37,080 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-12-01 16:31:37,085 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor error location. [2020-12-01 16:31:37,086 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) [2020-12-01 16:31:37,095 INFO L168 Benchmark]: Toolchain (without parser) took 1618.38 ms. Allocated memory is still 111.1 MB. Free memory was 76.2 MB in the beginning and 85.7 MB in the end (delta: -9.5 MB). Peak memory consumption was 39.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:37,096 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:31:37,097 INFO L168 Benchmark]: CACSL2BoogieTranslator took 778.62 ms. Allocated memory is still 111.1 MB. Free memory was 76.2 MB in the beginning and 65.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:37,099 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.76 ms. Allocated memory is still 111.1 MB. Free memory was 65.3 MB in the beginning and 63.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:37,100 INFO L168 Benchmark]: Boogie Preprocessor took 30.68 ms. Allocated memory is still 111.1 MB. Free memory was 63.8 MB in the beginning and 62.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:31:37,102 INFO L168 Benchmark]: RCFGBuilder took 747.49 ms. Allocated memory is still 111.1 MB. Free memory was 62.2 MB in the beginning and 85.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 29.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:37,106 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 73.4 MB. Free memory was 33.9 MB in the beginning and 33.8 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 778.62 ms. Allocated memory is still 111.1 MB. Free memory was 76.2 MB in the beginning and 65.9 MB in the end (delta: 10.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.76 ms. Allocated memory is still 111.1 MB. Free memory was 65.3 MB in the beginning and 63.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.68 ms. Allocated memory is still 111.1 MB. Free memory was 63.8 MB in the beginning and 62.2 MB in the end (delta: 1.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 747.49 ms. Allocated memory is still 111.1 MB. Free memory was 62.2 MB in the beginning and 85.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 29.2 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 0.2.0-69874e2 [2020-12-01 16:31:40,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:31:40,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:31:40,095 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:31:40,096 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:31:40,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:31:40,104 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:31:40,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:31:40,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:31:40,120 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:31:40,122 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:31:40,127 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:31:40,128 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:31:40,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:31:40,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:31:40,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:31:40,147 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:31:40,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:31:40,156 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:31:40,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:31:40,169 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:31:40,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:31:40,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:31:40,184 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:31:40,193 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:31:40,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:31:40,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:31:40,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:31:40,201 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:31:40,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:31:40,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:31:40,205 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:31:40,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:31:40,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:31:40,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:31:40,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:31:40,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:31:40,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:31:40,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:31:40,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:31:40,217 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:31:40,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:31:40,272 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:31:40,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:31:40,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:31:40,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:31:40,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:31:40,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:31:40,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:31:40,278 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:31:40,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:31:40,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:31:40,280 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:31:40,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:31:40,281 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:31:40,281 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:31:40,281 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:31:40,282 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:31:40,282 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:31:40,282 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:31:40,282 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:31:40,283 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:31:40,283 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:31:40,283 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:31:40,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:31:40,284 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:31:40,284 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:31:40,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:31:40,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:31:40,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:31:40,285 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:31:40,286 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:31:40,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:31:40,286 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:31:40,287 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:31:40,287 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_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58087887a1dd564559680784309457f518906cbf [2020-12-01 16:31:40,715 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:31:40,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:31:40,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:31:40,760 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:31:40,761 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:31:40,762 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2020-12-01 16:31:40,846 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/6f7de7938/6a3346be917e4047bbeadb6c0df78d6c/FLAG4c05f922d [2020-12-01 16:31:41,641 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:31:41,641 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2020-12-01 16:31:41,660 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/6f7de7938/6a3346be917e4047bbeadb6c0df78d6c/FLAG4c05f922d [2020-12-01 16:31:41,871 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/data/6f7de7938/6a3346be917e4047bbeadb6c0df78d6c [2020-12-01 16:31:41,874 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:31:41,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:31:41,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:41,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:31:41,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:31:41,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:41" (1/1) ... [2020-12-01 16:31:41,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54dbd820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:41, skipping insertion in model container [2020-12-01 16:31:41,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:31:41" (1/1) ... [2020-12-01 16:31:41,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:31:41,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:31:42,157 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:31:42,449 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:42,468 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:31:42,500 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:31:42,568 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:31:42,693 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:31:42,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42 WrapperNode [2020-12-01 16:31:42,696 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:31:42,698 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:42,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:31:42,699 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:31:42,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:31:42,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:31:42,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:31:42,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:31:42,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,794 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... [2020-12-01 16:31:42,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:31:42,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:31:42,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:31:42,804 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:31:42,805 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:31:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_b59a6f91-3583-4d3e-a68c-f8745494b052/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2020-12-01 16:31:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:31:42,912 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-12-01 16:31:42,913 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-12-01 16:31:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:31:42,916 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2020-12-01 16:31:42,916 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2020-12-01 16:31:42,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:31:42,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:31:42,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:31:42,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:31:42,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:31:42,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:31:42,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:31:42,919 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2020-12-01 16:31:42,919 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2020-12-01 16:31:42,922 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:31:43,556 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:31:43,557 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-12-01 16:31:43,558 WARN L322 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor error location. [2020-12-01 16:31:43,565 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) [2020-12-01 16:31:43,571 INFO L168 Benchmark]: Toolchain (without parser) took 1693.41 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 40.7 MB in the beginning and 44.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:43,575 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 46.1 MB. Free memory was 29.2 MB in the beginning and 29.2 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:31:43,576 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.75 ms. Allocated memory is still 56.6 MB. Free memory was 40.6 MB in the beginning and 31.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:43,577 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.02 ms. Allocated memory is still 56.6 MB. Free memory was 31.3 MB in the beginning and 29.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:43,581 INFO L168 Benchmark]: Boogie Preprocessor took 48.97 ms. Allocated memory is still 56.6 MB. Free memory was 29.3 MB in the beginning and 27.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:43,582 INFO L168 Benchmark]: RCFGBuilder took 764.72 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 27.5 MB in the beginning and 44.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:43,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 46.1 MB. Free memory was 29.2 MB in the beginning and 29.2 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 818.75 ms. Allocated memory is still 56.6 MB. Free memory was 40.6 MB in the beginning and 31.5 MB in the end (delta: 9.1 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.02 ms. Allocated memory is still 56.6 MB. Free memory was 31.3 MB in the beginning and 29.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 48.97 ms. Allocated memory is still 56.6 MB. Free memory was 29.3 MB in the beginning and 27.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 764.72 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 27.5 MB in the beginning and 44.4 MB in the end (delta: -16.9 MB). Peak memory consumption was 7.9 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:301) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...