[INFO] fetching crate fluent_builder 0.6.0...
[INFO] checking fluent_builder-0.6.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate fluent_builder 0.6.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fluent_builder 0.6.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluent_builder 0.6.0
[INFO] finished tweaking crates.io crate fluent_builder 0.6.0
[INFO] tweaked toml for crates.io crate fluent_builder 0.6.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fe8fdbe26741e5283aa236bb9762e961efa69f2538671ab8588774f5a8cb05f
[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" "7fe8fdbe26741e5283aa236bb9762e961efa69f2538671ab8588774f5a8cb05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fe8fdbe26741e5283aa236bb9762e961efa69f2538671ab8588774f5a8cb05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fe8fdbe26741e5283aa236bb9762e961efa69f2538671ab8588774f5a8cb05f", kill_on_drop: false }`
[INFO] [stdout] 7fe8fdbe26741e5283aa236bb9762e961efa69f2538671ab8588774f5a8cb05f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1130e58bf5350be7557cfb4e24cb598884c075cd61856a28b4c5ae96a73a3170
[INFO] running `Command { std: "docker" "start" "-a" "1130e58bf5350be7557cfb4e24cb598884c075cd61856a28b4c5ae96a73a3170", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fluent_builder v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:99:37
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:94:36
[INFO] [stdout]    |
[INFO] [stdout] 94 | pub struct BoxedMethod<TValue>(Box<Method<TValue>>);
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue>`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/imp.rs:99:37
[INFO] [stdout]    |
[INFO] [stdout] 99 | pub struct SharedMethod<TValue>(Box<Method<TValue> + Send>);
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Method<TValue> + Send`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "1130e58bf5350be7557cfb4e24cb598884c075cd61856a28b4c5ae96a73a3170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1130e58bf5350be7557cfb4e24cb598884c075cd61856a28b4c5ae96a73a3170", kill_on_drop: false }`
[INFO] [stdout] 1130e58bf5350be7557cfb4e24cb598884c075cd61856a28b4c5ae96a73a3170