[INFO] fetching crate tom 0.0.1... [INFO] testing tom-0.0.1 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate tom 0.0.1 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate tom 0.0.1 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-1/source/.cargo/config [INFO] started tweaking crates.io crate tom 0.0.1 [INFO] finished tweaking crates.io crate tom 0.0.1 [INFO] tweaked toml for crates.io crate tom 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 476c35a9b970e595e83bac9f6a6510e2d606e0b9456927cecc20d583f806b3f5 [INFO] running `Command { std: "docker" "start" "-a" "476c35a9b970e595e83bac9f6a6510e2d606e0b9456927cecc20d583f806b3f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "476c35a9b970e595e83bac9f6a6510e2d606e0b9456927cecc20d583f806b3f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "476c35a9b970e595e83bac9f6a6510e2d606e0b9456927cecc20d583f806b3f5", kill_on_drop: false }` [INFO] [stdout] 476c35a9b970e595e83bac9f6a6510e2d606e0b9456927cecc20d583f806b3f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 325abf2f9b164bc7c45690123876c21581ddd687551a6433770a65f2dc2daaa1 [INFO] running `Command { std: "docker" "start" "-a" "325abf2f9b164bc7c45690123876c21581ddd687551a6433770a65f2dc2daaa1", kill_on_drop: false }` [INFO] [stderr] Compiling text_unit v0.1.10 [INFO] [stderr] Compiling uncover v0.1.2 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling string-interner v0.6.4 [INFO] [stderr] Compiling m_lexer v0.0.4 [INFO] [stderr] Compiling tom v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/visitor.rs:5:24 [INFO] [stdout] | [INFO] [stdout] 5 | callbacks: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 5 - callbacks: Vec>, [INFO] [stdout] 5 + callbacks: Vec>, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/visitor.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let cb: Box = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 29 - let cb: Box = [INFO] [stdout] 29 + let cb: Box = [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:168:25 [INFO] [stdout] | [INFO] [stdout] 168 | len += (text.len() as u32).into(); [INFO] [stdout] | ^^ -------------------------- this method call resolves to `T` [INFO] [stdout] | | [INFO] [stdout] | cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> src/lib.rs:168:25 [INFO] [stdout] | [INFO] [stdout] 168 | len += (text.len() as u32).into(); [INFO] [stdout] | ^^ -------------------------- this method call resolves to `T` [INFO] [stdout] | | [INFO] [stdout] | cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: multiple `impl`s satisfying `TextUnit: AddAssign<_>` found in the `text_unit` crate: [INFO] [stdout] - impl AddAssign for TextUnit; [INFO] [stdout] - impl<'a> AddAssign<&'a TextUnit> for TextUnit; [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0283. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tom` due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "325abf2f9b164bc7c45690123876c21581ddd687551a6433770a65f2dc2daaa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "325abf2f9b164bc7c45690123876c21581ddd687551a6433770a65f2dc2daaa1", kill_on_drop: false }` [INFO] [stdout] 325abf2f9b164bc7c45690123876c21581ddd687551a6433770a65f2dc2daaa1