[INFO] fetching crate error-type 0.1.2...
[INFO] checking error-type-0.1.2 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579
[INFO] extracting crate error-type 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate error-type 0.1.2 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate error-type 0.1.2
[INFO] finished tweaking crates.io crate error-type 0.1.2
[INFO] tweaked toml for crates.io crate error-type 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f35aaede98b9607a1cfad2846fc1465e9c616f3eab5d4f328b70d6e710e63f91
[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" "f35aaede98b9607a1cfad2846fc1465e9c616f3eab5d4f328b70d6e710e63f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f35aaede98b9607a1cfad2846fc1465e9c616f3eab5d4f328b70d6e710e63f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35aaede98b9607a1cfad2846fc1465e9c616f3eab5d4f328b70d6e710e63f91", kill_on_drop: false }`
[INFO] [stdout] f35aaede98b9607a1cfad2846fc1465e9c616f3eab5d4f328b70d6e710e63f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e21b5e589279d19c4198bac02fe7ad3d591a19690de6f43f06a4688ae0a8f01
[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" "7e21b5e589279d19c4198bac02fe7ad3d591a19690de6f43f06a4688ae0a8f01", kill_on_drop: false }`
[INFO] [stderr]     Checking error-type v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/hygiene.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Wat(Box<::std::error::Error + 'static>) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/hygiene.rs:16:17
[INFO] [stdout]    |
[INFO] [stdout] 16 |         Wat(Box<::std::error::Error + 'static>) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + 'static`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/quickie.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Other(Box<std::error::Error>) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/quickie.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 |         Other(Box<std::error::Error>) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/quickie.rs:42:16
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let e: Box<Error> = From::from(e);
[INFO] [stdout]    |                ^^^^^ help: use `dyn`: `dyn Error`
[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]   --> tests/hygiene.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 |             desc (e) e.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]   --> tests/quickie.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_type! {
[INFO] [stdout] 7  | |     #[derive(Debug)]
[INFO] [stdout] 8  | |     pub enum AppError {
[INFO] [stdout] 9  | |         Io(std::io::Error) { cause; },
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (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]   --> tests/quickie.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / error_type! {
[INFO] [stdout] 7  | |     #[derive(Debug)]
[INFO] [stdout] 8  | |     pub enum AppError {
[INFO] [stdout] 9  | |         Io(std::io::Error) { cause; },
[INFO] [stdout] ...  |
[INFO] [stdout] 23 | |     }
[INFO] [stdout] 24 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Debug`
[INFO] [stdout]  --> tests/hygiene.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Debug = ();
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Display`
[INFO] [stdout]  --> tests/hygiene.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Display = ();
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Error`
[INFO] [stdout]  --> tests/hygiene.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | type Error = ();
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `From`
[INFO] [stdout]  --> tests/hygiene.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | type From = ();
[INFO] [stdout]   | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Option`
[INFO] [stdout]   --> tests/hygiene.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | type Option = ();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Result`
[INFO] [stdout]   --> tests/hygiene.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | type Result = ();
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[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]   --> tests/quickie.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 |     assert_eq!(&format!("{}", e.description()), "Where's the Kaboom?!");
[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]   --> tests/quickie.rs:46:33
[INFO] [stdout]    |
[INFO] [stdout] 46 |     assert_eq!(&format!("{}", e.description()), "Where's the Kaboom?!");
[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]   --> tests/quickie.rs:51:32
[INFO] [stdout]    |
[INFO] [stdout] 51 |     assert_eq!(format!("{}", e.description()), "Hello, World!");
[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]   --> tests/quickie.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 |             desc (e) e.description();
[INFO] [stdout]    |                        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "7e21b5e589279d19c4198bac02fe7ad3d591a19690de6f43f06a4688ae0a8f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e21b5e589279d19c4198bac02fe7ad3d591a19690de6f43f06a4688ae0a8f01", kill_on_drop: false }`
[INFO] [stdout] 7e21b5e589279d19c4198bac02fe7ad3d591a19690de6f43f06a4688ae0a8f01