./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:27:45,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:27:45,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:27:45,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:27:45,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:27:45,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:27:45,418 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:27:45,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:27:45,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:27:45,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:27:45,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:27:45,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:27:45,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:27:45,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:27:45,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:27:45,431 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:27:45,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:27:45,433 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:27:45,435 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:27:45,437 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:27:45,439 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:27:45,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:27:45,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:27:45,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:27:45,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:27:45,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:27:45,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:27:45,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:27:45,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:27:45,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:27:45,451 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:27:45,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:27:45,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:27:45,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:27:45,479 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:27:45,480 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:27:45,481 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:27:45,481 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:27:45,481 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:27:45,482 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:27:45,483 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:27:45,485 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 18:27:45,522 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:27:45,522 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:27:45,523 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:27:45,523 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:27:45,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:27:45,524 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:27:45,524 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:27:45,525 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:27:45,525 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:27:45,525 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:27:45,525 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:27:45,525 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:27:45,526 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:27:45,526 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:27:45,526 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:27:45,526 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:27:45,526 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:27:45,527 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:27:45,527 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:27:45,527 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:27:45,527 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:27:45,528 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:27:45,528 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:27:45,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:45,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:27:45,529 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:27:45,529 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:27:45,529 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:27:45,529 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:27:45,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:27:45,530 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 [2022-11-20 18:27:45,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:27:45,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:27:45,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:27:45,908 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:27:45,912 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:27:45,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2022-11-20 18:27:48,978 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:27:49,258 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:27:49,258 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2022-11-20 18:27:49,274 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data/a7c58bed1/4bbf6db99d0248af896b9b77bebdca20/FLAG65c5c7b18 [2022-11-20 18:27:49,289 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data/a7c58bed1/4bbf6db99d0248af896b9b77bebdca20 [2022-11-20 18:27:49,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:27:49,293 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:27:49,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:49,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:27:49,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:27:49,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15401936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49, skipping insertion in model container [2022-11-20 18:27:49,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,331 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:27:49,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:27:49,572 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2022-11-20 18:27:49,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:49,824 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:27:49,836 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2022-11-20 18:27:49,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:27:49,926 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:27:49,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49 WrapperNode [2022-11-20 18:27:49,927 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:27:49,928 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:49,928 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:27:49,928 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:27:49,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,980 INFO L138 Inliner]: procedures = 176, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2022-11-20 18:27:49,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:27:49,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:27:49,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:27:49,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:27:49,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:49,997 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:50,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:50,013 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:50,016 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:50,018 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:50,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:27:50,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:27:50,024 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:27:50,024 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:27:50,025 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:27:49" (1/1) ... [2022-11-20 18:27:50,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:50,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:27:50,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:27:50,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:27:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:27:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:27:50,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:27:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:27:50,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:27:50,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:27:50,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:27:50,201 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:27:50,201 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 18:27:50,201 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 18:27:50,201 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 18:27:50,202 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 18:27:50,202 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 18:27:50,202 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 18:27:50,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:27:50,203 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:27:50,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:27:50,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:27:50,205 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:27:50,411 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:27:50,413 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:27:50,959 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:27:51,472 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:27:51,472 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:27:51,473 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2022-11-20 18:27:51,474 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:27:51,483 INFO L158 Benchmark]: Toolchain (without parser) took 2188.64ms. Allocated memory is still 176.2MB. Free memory was 145.8MB in the beginning and 137.2MB in the end (delta: 8.6MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:51,484 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 103.8MB in the beginning and 103.6MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:27:51,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.52ms. Allocated memory is still 176.2MB. Free memory was 145.6MB in the beginning and 124.5MB in the end (delta: 21.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-20 18:27:51,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.43ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 121.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:51,487 INFO L158 Benchmark]: Boogie Preprocessor took 40.90ms. Allocated memory is still 176.2MB. Free memory was 121.6MB in the beginning and 119.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:51,488 INFO L158 Benchmark]: RCFGBuilder took 1457.36ms. Allocated memory is still 176.2MB. Free memory was 119.5MB in the beginning and 137.2MB in the end (delta: -17.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-20 18:27:51,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory was 103.8MB in the beginning and 103.6MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.52ms. Allocated memory is still 176.2MB. Free memory was 145.6MB in the beginning and 124.5MB in the end (delta: 21.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.43ms. Allocated memory is still 176.2MB. Free memory was 124.5MB in the beginning and 121.6MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.90ms. Allocated memory is still 176.2MB. Free memory was 121.6MB in the beginning and 119.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1457.36ms. Allocated memory is still 176.2MB. Free memory was 119.5MB in the beginning and 137.2MB in the end (delta: -17.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:27:51,519 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:27:53,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:27:53,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:27:53,958 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:27:53,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:27:53,959 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:27:53,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:27:53,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:27:53,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:27:53,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:27:53,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:27:53,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:27:53,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:27:53,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:27:53,969 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:27:53,970 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:27:53,973 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:27:53,974 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:27:53,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:27:53,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:27:53,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:27:53,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:27:53,991 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:27:53,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:27:53,998 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:27:54,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:27:54,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:27:54,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:27:54,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:27:54,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:27:54,009 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:27:54,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:27:54,011 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:27:54,013 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:27:54,014 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:27:54,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:27:54,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:27:54,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:27:54,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:27:54,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:27:54,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:27:54,034 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 18:27:54,075 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:27:54,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:27:54,077 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:27:54,077 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:27:54,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:27:54,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:27:54,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:27:54,079 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:27:54,079 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:27:54,079 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:27:54,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:27:54,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:27:54,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:27:54,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:27:54,081 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:27:54,082 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:27:54,082 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 18:27:54,082 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:27:54,082 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:27:54,083 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:27:54,083 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:27:54,083 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:27:54,083 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:27:54,084 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:27:54,084 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:27:54,084 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:27:54,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:27:54,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:27:54,085 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:27:54,085 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:27:54,085 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:27:54,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:27:54,086 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:27:54,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:27:54,086 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23eea01b75afdbb0ef381e4ddf0b030c295f59ec7a283af707e459bd9dd9c0c0 [2022-11-20 18:27:54,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:27:54,478 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:27:54,481 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:27:54,482 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:27:54,482 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:27:54,484 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2022-11-20 18:27:57,454 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:27:58,135 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:27:58,136 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i [2022-11-20 18:27:58,193 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data/60330729d/157d90b2eab74ecdbf84697fae93918e/FLAG1ed9f5645 [2022-11-20 18:28:02,022 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/data/60330729d/157d90b2eab74ecdbf84697fae93918e [2022-11-20 18:28:02,026 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:28:02,029 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:28:02,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:02,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:28:02,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:28:02,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,038 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42adfc20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02, skipping insertion in model container [2022-11-20 18:28:02,038 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,047 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:28:02,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:28:02,307 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2022-11-20 18:28:02,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:02,584 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:28:02,600 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/sv-benchmarks/c/pthread-wmm/safe000_power.opt.i[951,964] [2022-11-20 18:28:02,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:02,703 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:28:02,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02 WrapperNode [2022-11-20 18:28:02,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:02,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:02,705 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:28:02,705 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:28:02,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,753 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2022-11-20 18:28:02,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:02,754 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:28:02,754 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:28:02,754 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:28:02,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,792 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:28:02,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:28:02,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:28:02,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:28:02,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:02" (1/1) ... [2022-11-20 18:28:02,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:02,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:28:02,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:28:02,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:28:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 18:28:02,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 18:28:02,903 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 18:28:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 18:28:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:28:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:28:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:28:02,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 18:28:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 18:28:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 18:28:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 18:28:02,904 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 18:28:02,904 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 18:28:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 18:28:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 18:28:02,905 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 18:28:02,905 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 18:28:02,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:28:02,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:28:02,907 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 18:28:03,177 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:28:03,179 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:28:03,793 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:28:04,196 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:28:04,196 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 18:28:04,197 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L767 is neither atomic block end nor a sink node. [2022-11-20 18:28:04,198 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:28:04,207 INFO L158 Benchmark]: Toolchain (without parser) took 2177.03ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 56.1MB in the beginning and 74.9MB in the end (delta: -18.8MB). Peak memory consumption was 29.0MB. Max. memory is 16.1GB. [2022-11-20 18:28:04,207 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:28:04,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.19ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 55.0MB in the end (delta: 908.3kB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-20 18:28:04,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.11ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 52.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:28:04,210 INFO L158 Benchmark]: Boogie Preprocessor took 45.02ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 49.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 18:28:04,211 INFO L158 Benchmark]: RCFGBuilder took 1404.93ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 49.4MB in the beginning and 74.9MB in the end (delta: -25.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2022-11-20 18:28:04,219 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.19ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 55.0MB in the end (delta: 908.3kB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.11ms. Allocated memory is still 92.3MB. Free memory was 54.7MB in the beginning and 52.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.02ms. Allocated memory is still 92.3MB. Free memory was 52.3MB in the beginning and 49.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1404.93ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 49.4MB in the beginning and 74.9MB in the end (delta: -25.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:28:04,239 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_748b44fd-180e-4834-9050-3799a7949ec8/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?