[INFO] fetching crate crypto-util 0.1.0...
[INFO] checking crypto-util-0.1.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate crypto-util 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate crypto-util 0.1.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crypto-util 0.1.0
[INFO] finished tweaking crates.io crate crypto-util 0.1.0
[INFO] tweaked toml for crates.io crate crypto-util 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3dc526324d0ac91c0b0e3fa096af2ad8aa137603d8fc7ed43e3a65cb2d2fb680
[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" "3dc526324d0ac91c0b0e3fa096af2ad8aa137603d8fc7ed43e3a65cb2d2fb680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dc526324d0ac91c0b0e3fa096af2ad8aa137603d8fc7ed43e3a65cb2d2fb680", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc526324d0ac91c0b0e3fa096af2ad8aa137603d8fc7ed43e3a65cb2d2fb680", kill_on_drop: false }`
[INFO] [stdout] 3dc526324d0ac91c0b0e3fa096af2ad8aa137603d8fc7ed43e3a65cb2d2fb680
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4f124acd2b6c9128b84db8491e9f2e2904b9e5406190146ced6681a9abc06d1
[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" "b4f124acd2b6c9128b84db8491e9f2e2904b9e5406190146ced6681a9abc06d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking backtrace v0.3.60
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking crypto-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/future.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type BoxFuture<Item, Error> = Box<Future<Item = Item, Error = Error>>;
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Item, Error = Error>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn into_box(self) -> Box<Future<Item = Self::Item, Error = Self::Error>>;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Self::Error>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn into_box(self) -> Box<Future<Item = Self::Item, Error = Self::Error>> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Self::Error>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type Future<T> = ::futures::Future<Item = T, Error = Error>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::futures::Future<Item = T, Error = Error>)`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/future.rs:6:39
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub type BoxFuture<Item, Error> = Box<Future<Item = Item, Error = Error>>;
[INFO] [stdout]   |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Item, Error = Error>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:11:30
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn into_box(self) -> Box<Future<Item = Self::Item, Error = Self::Error>>;
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Self::Error>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/future.rs:15:30
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn into_box(self) -> Box<Future<Item = Self::Item, Error = Self::Error>> {
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Self::Item, Error = Self::Error>`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/errors.rs:17:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub type Future<T> = ::futures::Future<Item = T, Error = Error>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::futures::Future<Item = T, Error = Error>)`
[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 issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     foreign_links {
[INFO] [stdout] 5  | |         ParseIntError(::std::num::ParseIntError);
[INFO] [stdout] 6  | |         ParseFloatError(::std::num::ParseFloatError);
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     foreign_links {
[INFO] [stdout] 5  | |         ParseIntError(::std::num::ParseIntError);
[INFO] [stdout] 6  | |         ParseFloatError(::std::num::ParseFloatError);
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     foreign_links {
[INFO] [stdout] 5  | |         ParseIntError(::std::num::ParseIntError);
[INFO] [stdout] 6  | |         ParseFloatError(::std::num::ParseFloatError);
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     foreign_links {
[INFO] [stdout] 5  | |         ParseIntError(::std::num::ParseIntError);
[INFO] [stdout] 6  | |         ParseFloatError(::std::num::ParseFloatError);
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     foreign_links {
[INFO] [stdout] 5  | |         ParseIntError(::std::num::ParseIntError);
[INFO] [stdout] 6  | |         ParseFloatError(::std::num::ParseFloatError);
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  | / error_chain! {
[INFO] [stdout] 4  | |     foreign_links {
[INFO] [stdout] 5  | |         ParseIntError(::std::num::ParseIntError);
[INFO] [stdout] 6  | |         ParseFloatError(::std::num::ParseFloatError);
[INFO] [stdout] ...  |
[INFO] [stdout] 13 | |     }
[INFO] [stdout] 14 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `impl_error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.46s
[INFO] running `Command { std: "docker" "inspect" "b4f124acd2b6c9128b84db8491e9f2e2904b9e5406190146ced6681a9abc06d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f124acd2b6c9128b84db8491e9f2e2904b9e5406190146ced6681a9abc06d1", kill_on_drop: false }`
[INFO] [stdout] b4f124acd2b6c9128b84db8491e9f2e2904b9e5406190146ced6681a9abc06d1