[INFO] fetching crate rocket-config 0.0.2...
[INFO] checking rocket-config-0.0.2 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate rocket-config 0.0.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rocket-config 0.0.2 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rocket-config 0.0.2
[INFO] finished tweaking crates.io crate rocket-config 0.0.2
[INFO] tweaked toml for crates.io crate rocket-config 0.0.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c97b29a6a4dbfd85145f2ebde83a86343e52edf8d3090998e9797183cbdbf62a
[INFO] running `Command { std: "docker" "start" "-a" "c97b29a6a4dbfd85145f2ebde83a86343e52edf8d3090998e9797183cbdbf62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c97b29a6a4dbfd85145f2ebde83a86343e52edf8d3090998e9797183cbdbf62a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97b29a6a4dbfd85145f2ebde83a86343e52edf8d3090998e9797183cbdbf62a", kill_on_drop: false }`
[INFO] [stdout] c97b29a6a4dbfd85145f2ebde83a86343e52edf8d3090998e9797183cbdbf62a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aafcf784eefa10eee6894c6e2cfe818b5502a783e53ad89984a8ae8cd10c2fb3
[INFO] running `Command { std: "docker" "start" "-a" "aafcf784eefa10eee6894c6e2cfe818b5502a783e53ad89984a8ae8cd10c2fb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling rocket-config-codegen v0.0.4
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking rocket v0.4.10
[INFO] [stderr]     Checking rocket-config v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/configuration.rs:87:54
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         error::ErrorKind::Other, err.description()
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/configuration.rs:96:54
[INFO] [stdout]    |
[INFO] [stdout] 96 |                         error::ErrorKind::Other, err.description()
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[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/configuration.rs:157:71
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 error::Error::new(error::ErrorKind::MissingValue, err.description())
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[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/configuration.rs:230:24
[INFO] [stdout]     |
[INFO] [stdout] 230 |         assert_eq!(err.description(), "no extension available");
[INFO] [stdout]     |                        ^^^^^^^^^^^
[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/configuration.rs:263:24
[INFO] [stdout]     |
[INFO] [stdout] 263 |         assert_eq!(err.description(), "extension's format is invalid");
[INFO] [stdout]     |                        ^^^^^^^^^^^
[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/configuration.rs:287:24
[INFO] [stdout]     |
[INFO] [stdout] 287 |         assert_eq!(err.description(), "unimplemented format: unimp");
[INFO] [stdout]     |                        ^^^^^^^^^^^
[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/error.rs:164:44
[INFO] [stdout]     |
[INFO] [stdout] 164 |             Repr::Custom(ref c) => c.error.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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/error.rs:231:39
[INFO] [stdout]     |
[INFO] [stdout] 231 |         assert_eq!(ref_error.unwrap().description(), "test error");
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[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/error.rs:247:39
[INFO] [stdout]     |
[INFO] [stdout] 247 |         assert_eq!(ref_error.unwrap().description(), "test error");
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[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/error.rs:263:41
[INFO] [stdout]     |
[INFO] [stdout] 263 |         assert_eq!(inner_error.unwrap().description(), "test error");
[INFO] [stdout]     |                                         ^^^^^^^^^^^
[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/error.rs:277:26
[INFO] [stdout]     |
[INFO] [stdout] 277 |         assert_eq!(error.description(), "test error");
[INFO] [stdout]     |                          ^^^^^^^^^^^
[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/error.rs:284:26
[INFO] [stdout]     |
[INFO] [stdout] 284 |         assert_eq!(error.description(), ErrorKind::Other.as_str());
[INFO] [stdout]     |                          ^^^^^^^^^^^
[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/configuration.rs:87:54
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         error::ErrorKind::Other, err.description()
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/configuration.rs:96:54
[INFO] [stdout]    |
[INFO] [stdout] 96 |                         error::ErrorKind::Other, err.description()
[INFO] [stdout]    |                                                      ^^^^^^^^^^^
[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/factory.rs:75:99
[INFO] [stdout]    |
[INFO] [stdout] 75 |         for entry in path.read_dir().map_err(|err| error::Error::new(error::ErrorKind::Other, err.description()))? {
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^
[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/factory.rs:76:92
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let entry = entry.map_err(|err| error::Error::new(error::ErrorKind::Other, err.description()))?;
[INFO] [stdout]    |                                                                                            ^^^^^^^^^^^
[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/configuration.rs:157:71
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 error::Error::new(error::ErrorKind::MissingValue, err.description())
[INFO] [stdout]     |                                                                       ^^^^^^^^^^^
[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/error.rs:164:44
[INFO] [stdout]     |
[INFO] [stdout] 164 |             Repr::Custom(ref c) => c.error.description(),
[INFO] [stdout]     |                                            ^^^^^^^^^^^
[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/result.rs:36:40
[INFO] [stdout]    |
[INFO] [stdout] 36 |         assert_eq!(result.unwrap_err().description(), "other");
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[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/result.rs:41:40
[INFO] [stdout]    |
[INFO] [stdout] 41 |         assert_eq!(result.unwrap_err().description(), "test other");
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[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/factory.rs:75:99
[INFO] [stdout]    |
[INFO] [stdout] 75 |         for entry in path.read_dir().map_err(|err| error::Error::new(error::ErrorKind::Other, err.description()))? {
[INFO] [stdout]    |                                                                                                   ^^^^^^^^^^^
[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/factory.rs:76:92
[INFO] [stdout]    |
[INFO] [stdout] 76 |             let entry = entry.map_err(|err| error::Error::new(error::ErrorKind::Other, err.description()))?;
[INFO] [stdout]    |                                                                                            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.00s
[INFO] running `Command { std: "docker" "inspect" "aafcf784eefa10eee6894c6e2cfe818b5502a783e53ad89984a8ae8cd10c2fb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafcf784eefa10eee6894c6e2cfe818b5502a783e53ad89984a8ae8cd10c2fb3", kill_on_drop: false }`
[INFO] [stdout] aafcf784eefa10eee6894c6e2cfe818b5502a783e53ad89984a8ae8cd10c2fb3