[INFO] updating cached repository https://github.com/lazylook2/rust_study [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] [stderr] From https://github.com/lazylook2/rust_study [INFO] [stderr] 6aff653..ca1f3f1 master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca1f3f1c83195899725b31f555bd9c6f0ddf2812 [INFO] testing lazylook2/rust_study against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flazylook2%2Frust_study" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lazylook2/rust_study on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/lazylook2/rust_study [INFO] finished tweaking git repo https://github.com/lazylook2/rust_study [INFO] tweaked toml for git repo https://github.com/lazylook2/rust_study written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/lazylook2/rust_study already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efc5080e631808e0c6cb7341796b256f7bb79f6a1b34ed5f2cb21c6da4ba64d6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "efc5080e631808e0c6cb7341796b256f7bb79f6a1b34ed5f2cb21c6da4ba64d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efc5080e631808e0c6cb7341796b256f7bb79f6a1b34ed5f2cb21c6da4ba64d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efc5080e631808e0c6cb7341796b256f7bb79f6a1b34ed5f2cb21c6da4ba64d6", kill_on_drop: false }` [INFO] [stdout] efc5080e631808e0c6cb7341796b256f7bb79f6a1b34ed5f2cb21c6da4ba64d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f8d021b000397d9a2cfc6149e9be6f572f26291bccdaaa88e7d65fd6347ef80 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "5f8d021b000397d9a2cfc6149e9be6f572f26291bccdaaa88e7d65fd6347ef80", kill_on_drop: false }` [INFO] [stderr] Compiling rust_study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0423]: expected value, found struct `Draft` [INFO] [stdout] --> src/object_oriented.rs:142:41 [INFO] [stdout] | [INFO] [stdout] 142 | Post { state: Some(Box::new(Draft)), content: String::new() } [INFO] [stdout] | ^^^^^ help: use struct literal syntax instead: `Draft {}` [INFO] [stdout] ... [INFO] [stdout] 165 | struct Draft {} [INFO] [stdout] | ---------------- `Draft` defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0573]: expected type, found module `self` [INFO] [stdout] --> src/object_oriented.rs:162:37 [INFO] [stdout] | [INFO] [stdout] 162 | fn request_review(self: Box) -> Box; [INFO] [stdout] | ^^^^ help: a self type with a similar name exists (notice the capitalization): `Self` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> src/concurrency.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ErrorKind`, `Error` [INFO] [stdout] --> src/error.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{ErrorKind, Read, Error}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `teacher` should have an upper camel case name [INFO] [stdout] --> src/generics_trait.rs:73:15 [INFO] [stdout] | [INFO] [stdout] 73 | pub trait teacher { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to upper camel case: `Teacher` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/iterators_closures.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | /// 完整标注的闭包定义 [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 23 | let add_one_v2 = |x: u32| -> u32 { x + 1 }; [INFO] [stdout] | ------------------------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/iterators_closures.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | / /// 闭包定义中省略了类型注解（现在要编译器需要返回类型了，目前编译不通过） [INFO] [stdout] 25 | | // let add_one_v3 = |x| { x + 1 }; [INFO] [stdout] 26 | | /// 去掉了可选的大括号（现在要编译器需要返回类型了，目前编译不通过） [INFO] [stdout] | |________________________________________________________________________^ [INFO] [stdout] ... [INFO] [stdout] 29 | let example_closure = |x| x; [INFO] [stdout] | ---------------------------- rustdoc does not generate documentation for statements [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::from_boxed_utf8_unchecked` [INFO] [stdout] --> src/object_oriented.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::str::from_boxed_utf8_unchecked; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0121]: the type placeholder `_` is not allowed within types on item signatures [INFO] [stdout] --> src/object_oriented.rs:167:37 [INFO] [stdout] | [INFO] [stdout] 167 | fn request_review(self: Box<_>) -> Box { [INFO] [stdout] | ^ not allowed in type signatures [INFO] [stdout] | [INFO] [stdout] help: use type parameters instead [INFO] [stdout] | [INFO] [stdout] 167 | fn request_review(self: Box) -> Box { [INFO] [stdout] | ^^^ ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0121]: the type placeholder `_` is not allowed within types on item signatures [INFO] [stdout] --> src/object_oriented.rs:173:37 [INFO] [stdout] | [INFO] [stdout] 173 | fn request_review(self: Box<_>) -> Box { [INFO] [stdout] | ^ not allowed in type signatures [INFO] [stdout] | [INFO] [stdout] help: use type parameters instead [INFO] [stdout] | [INFO] [stdout] 173 | fn request_review(self: Box) -> Box { [INFO] [stdout] | ^^^ ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0121, E0423, E0573. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0121`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rust_study`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "5f8d021b000397d9a2cfc6149e9be6f572f26291bccdaaa88e7d65fd6347ef80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f8d021b000397d9a2cfc6149e9be6f572f26291bccdaaa88e7d65fd6347ef80", kill_on_drop: false }` [INFO] [stdout] 5f8d021b000397d9a2cfc6149e9be6f572f26291bccdaaa88e7d65fd6347ef80