[INFO] fetching crate rocket-config 0.0.2...
[INFO] checking rocket-config-0.0.2 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[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 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45ca751326b88d15dc04f4b4b9c14e1ea2fe2aad7918028f8a4f5c5866d763c2
[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" "45ca751326b88d15dc04f4b4b9c14e1ea2fe2aad7918028f8a4f5c5866d763c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45ca751326b88d15dc04f4b4b9c14e1ea2fe2aad7918028f8a4f5c5866d763c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ca751326b88d15dc04f4b4b9c14e1ea2fe2aad7918028f8a4f5c5866d763c2", kill_on_drop: false }`
[INFO] [stdout] 45ca751326b88d15dc04f4b4b9c14e1ea2fe2aad7918028f8a4f5c5866d763c2
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdcbfe55b56ca6e0af5d92db5c3ba578aeb436a8430140dbf9dd8aa3c3fa6051
[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" "bdcbfe55b56ca6e0af5d92db5c3ba578aeb436a8430140dbf9dd8aa3c3fa6051", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.120
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]    Compiling cookie v0.11.3
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking rocket_http v0.4.6
[INFO] [stderr]    Compiling rocket-config-codegen v0.0.4
[INFO] [stderr]    Compiling rocket_codegen v0.4.6
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_yaml v0.8.15
[INFO] [stderr]     Checking rocket v0.4.6
[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/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: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/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/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/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: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "bdcbfe55b56ca6e0af5d92db5c3ba578aeb436a8430140dbf9dd8aa3c3fa6051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdcbfe55b56ca6e0af5d92db5c3ba578aeb436a8430140dbf9dd8aa3c3fa6051", kill_on_drop: false }`
[INFO] [stdout] bdcbfe55b56ca6e0af5d92db5c3ba578aeb436a8430140dbf9dd8aa3c3fa6051