./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4 --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 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- 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-2329fc7 [2022-12-14 19:18:19,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:18:19,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:18:19,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:18:19,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:18:19,684 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:18:19,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:18:19,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:18:19,687 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:18:19,688 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:18:19,689 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:18:19,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:18:19,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:18:19,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:18:19,691 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:18:19,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:18:19,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:18:19,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:18:19,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:18:19,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:18:19,697 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:18:19,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:18:19,698 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:18:19,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:18:19,701 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:18:19,702 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:18:19,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:18:19,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:18:19,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:18:19,704 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:18:19,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:18:19,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:18:19,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:18:19,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:18:19,706 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:18:19,707 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:18:19,707 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:18:19,707 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:18:19,707 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:18:19,708 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:18:19,709 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:18:19,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 19:18:19,724 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:18:19,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:18:19,725 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:18:19,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:18:19,726 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:18:19,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:18:19,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:18:19,726 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:18:19,726 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:18:19,726 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:18:19,727 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:18:19,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:18:19,728 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:18:19,728 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:18:19,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:18:19,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:18:19,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:18:19,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:18:19,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:18:19,729 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:18:19,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:18:19,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:18:19,729 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_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2022-12-14 19:18:19,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:18:19,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:18:19,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:18:19,923 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:18:19,924 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:18:19,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2022-12-14 19:18:22,494 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:18:22,693 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:18:22,694 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2022-12-14 19:18:22,706 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data/1295566f8/319b77f4407a40809bf8ad69d1c0c75f/FLAG4a3346784 [2022-12-14 19:18:23,073 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data/1295566f8/319b77f4407a40809bf8ad69d1c0c75f [2022-12-14 19:18:23,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:18:23,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:18:23,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:18:23,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:18:23,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:18:23,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5df9df9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23, skipping insertion in model container [2022-12-14 19:18:23,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:18:23,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:18:23,271 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:18:23,367 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,367 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,367 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,368 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,369 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,369 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,370 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,370 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,370 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,371 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,371 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,371 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,372 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_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i[31244,31257] [2022-12-14 19:18:23,373 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,373 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,373 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,374 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:18:23,389 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:18:23,402 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:18:23,425 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,426 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,426 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,426 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,427 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,428 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,429 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,430 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_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i[31244,31257] [2022-12-14 19:18:23,430 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:23,431 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:23,434 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:18:23,455 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:18:23,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23 WrapperNode [2022-12-14 19:18:23,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:18:23,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:18:23,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:18:23,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:18:23,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,483 INFO L138 Inliner]: procedures = 174, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 117 [2022-12-14 19:18:23,483 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:18:23,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:18:23,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:18:23,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:18:23,490 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,491 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,492 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,493 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,496 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,498 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,499 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:18:23,501 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:18:23,501 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:18:23,501 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:18:23,501 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:23" (1/1) ... [2022-12-14 19:18:23,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:18:23,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:18:23,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:18:23,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:18:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 19:18:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:18:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:18:23,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:18:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:18:23,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:18:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-12-14 19:18:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-12-14 19:18:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:18:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:18:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:18:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:18:23,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:18:23,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:18:23,562 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-12-14 19:18:23,562 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-12-14 19:18:23,563 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:18:23,658 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:18:23,660 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:18:23,815 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:18:23,841 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:18:23,841 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:18:23,842 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2022-12-14 19:18:23,843 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) [2022-12-14 19:18:23,847 INFO L158 Benchmark]: Toolchain (without parser) took 765.51ms. Allocated memory is still 142.6MB. Free memory was 113.5MB in the beginning and 111.4MB in the end (delta: 2.2MB). Peak memory consumption was 42.5MB. Max. memory is 16.1GB. [2022-12-14 19:18:23,847 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:18:23,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 373.08ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 91.8MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 19:18:23,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.26ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:18:23,849 INFO L158 Benchmark]: Boogie Preprocessor took 16.53ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 87.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:18:23,849 INFO L158 Benchmark]: RCFGBuilder took 344.62ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 111.4MB in the end (delta: -23.5MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-12-14 19:18:23,852 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 117.4MB. Free memory is still 72.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 373.08ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 91.8MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.26ms. Allocated memory is still 142.6MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.53ms. Allocated memory is still 142.6MB. Free memory was 89.7MB in the beginning and 87.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 344.62ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 111.4MB in the end (delta: -23.5MB). Peak memory consumption was 17.4MB. 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. [2022-12-14 19:18:23,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4 --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 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 --- 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-2329fc7 [2022-12-14 19:18:25,471 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:18:25,473 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:18:25,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:18:25,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:18:25,494 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:18:25,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:18:25,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:18:25,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:18:25,500 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:18:25,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:18:25,502 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:18:25,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:18:25,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:18:25,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:18:25,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:18:25,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:18:25,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:18:25,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:18:25,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:18:25,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:18:25,514 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:18:25,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:18:25,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:18:25,519 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:18:25,519 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:18:25,519 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:18:25,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:18:25,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:18:25,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:18:25,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:18:25,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:18:25,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:18:25,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:18:25,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:18:25,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:18:25,526 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:18:25,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:18:25,527 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:18:25,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:18:25,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:18:25,529 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 19:18:25,551 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:18:25,551 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:18:25,552 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:18:25,552 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:18:25,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:18:25,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:18:25,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:18:25,553 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:18:25,553 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:18:25,553 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:18:25,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:18:25,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:18:25,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:18:25,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:18:25,554 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 19:18:25,555 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 19:18:25,555 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:18:25,555 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 19:18:25,555 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:18:25,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:18:25,555 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:18:25,556 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:18:25,556 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:18:25,556 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:18:25,556 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:18:25,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:18:25,557 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:18:25,557 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:18:25,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:18:25,557 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 19:18:25,557 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 19:18:25,558 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:18:25,558 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 19:18:25,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 19:18:25,558 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_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e2f466b16db44ce2fec1aabf9e70b4ab734ef2801c32e66d10c5bcbcceb5301 [2022-12-14 19:18:25,798 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:18:25,813 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:18:25,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:18:25,816 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:18:25,816 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:18:25,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2022-12-14 19:18:28,338 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:18:28,523 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:18:28,523 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i [2022-12-14 19:18:28,533 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data/0ce17022b/69c1d3cb8a264717ae946a3b27950d81/FLAGc3ff5216d [2022-12-14 19:18:28,923 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/data/0ce17022b/69c1d3cb8a264717ae946a3b27950d81 [2022-12-14 19:18:28,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:18:28,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:18:28,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:18:28,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:18:28,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:18:28,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:18:28" (1/1) ... [2022-12-14 19:18:28,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e8aa900 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:28, skipping insertion in model container [2022-12-14 19:18:28,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:18:28" (1/1) ... [2022-12-14 19:18:28,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:18:28,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:18:29,095 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:18:29,175 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,176 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,176 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,176 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,177 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,177 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,178 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,179 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,179 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,180 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_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i[31244,31257] [2022-12-14 19:18:29,180 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,181 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,186 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:18:29,196 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:18:29,207 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:18:29,223 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,224 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,224 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,224 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,225 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,225 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,225 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,226 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,226 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,226 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,226 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,227 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,227 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_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/sv-benchmarks/c/pthread-atomic/read_write_lock-2.i[31244,31257] [2022-12-14 19:18:29,227 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,227 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,228 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 19:18:29,228 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 19:18:29,231 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:18:29,257 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:18:29,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29 WrapperNode [2022-12-14 19:18:29,258 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:18:29,259 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:18:29,259 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:18:29,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:18:29,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,275 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,290 INFO L138 Inliner]: procedures = 177, calls = 51, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 118 [2022-12-14 19:18:29,290 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:18:29,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:18:29,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:18:29,291 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:18:29,296 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,299 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,308 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,309 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,311 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:18:29,312 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:18:29,312 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:18:29,312 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:18:29,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:18:29" (1/1) ... [2022-12-14 19:18:29,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:18:29,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:18:29,338 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:18:29,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 19:18:29,373 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2022-12-14 19:18:29,373 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:18:29,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:18:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 19:18:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 19:18:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 19:18:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:18:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:18:29,374 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2022-12-14 19:18:29,374 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2022-12-14 19:18:29,375 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 19:18:29,481 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:18:29,482 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:18:29,681 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:18:29,704 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:18:29,704 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 19:18:29,705 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L710 is neither atomic block end nor a sink node. [2022-12-14 19:18:29,705 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) [2022-12-14 19:18:29,708 INFO L158 Benchmark]: Toolchain (without parser) took 772.47ms. Allocated memory is still 83.9MB. Free memory was 60.3MB in the beginning and 35.4MB in the end (delta: 24.9MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2022-12-14 19:18:29,714 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 65.0MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:18:29,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 318.68ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 57.4MB in the end (delta: 2.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-12-14 19:18:29,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.59ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 54.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:18:29,715 INFO L158 Benchmark]: Boogie Preprocessor took 20.49ms. Allocated memory is still 83.9MB. Free memory was 54.9MB in the beginning and 53.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:18:29,716 INFO L158 Benchmark]: RCFGBuilder took 395.56ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 35.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:18:29,717 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 65.0MB. Free memory is still 43.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 318.68ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 57.4MB in the end (delta: 2.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.59ms. Allocated memory is still 83.9MB. Free memory was 57.4MB in the beginning and 54.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.49ms. Allocated memory is still 83.9MB. Free memory was 54.9MB in the beginning and 53.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.56ms. Allocated memory is still 83.9MB. Free memory was 53.2MB in the beginning and 35.4MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. 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. [2022-12-14 19:18:29,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be7f32a2-325f-4d8f-ac14-b5c2bc2c78d7/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?