[INFO] fetching crate error-type 0.1.2...
[INFO] testing error-type-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate error-type 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate error-type 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91abf728883a1fe9607fac4105ab398bd991aaa4fb6eb6b3da029e8b7ed3b64c
[INFO] running `Command { std: "docker" "start" "-a" "91abf728883a1fe9607fac4105ab398bd991aaa4fb6eb6b3da029e8b7ed3b64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91abf728883a1fe9607fac4105ab398bd991aaa4fb6eb6b3da029e8b7ed3b64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91abf728883a1fe9607fac4105ab398bd991aaa4fb6eb6b3da029e8b7ed3b64c", kill_on_drop: false }`
[INFO] [stdout] 91abf728883a1fe9607fac4105ab398bd991aaa4fb6eb6b3da029e8b7ed3b64c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64c1e52bd23f0431b6c0da8649830961f08c6df5cac5ba9e53061a16be8b4c3c
[INFO] running `Command { std: "docker" "start" "-a" "64c1e52bd23f0431b6c0da8649830961f08c6df5cac5ba9e53061a16be8b4c3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-type v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "64c1e52bd23f0431b6c0da8649830961f08c6df5cac5ba9e53061a16be8b4c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c1e52bd23f0431b6c0da8649830961f08c6df5cac5ba9e53061a16be8b4c3c", kill_on_drop: false }`
[INFO] [stdout] 64c1e52bd23f0431b6c0da8649830961f08c6df5cac5ba9e53061a16be8b4c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac16d65872a5b2abfaac7315b88f8ea7fac356c87792d49affa0d916447e8ddc
[INFO] running `Command { std: "docker" "start" "-a" "ac16d65872a5b2abfaac7315b88f8ea7fac356c87792d49affa0d916447e8ddc", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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]    = 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]   --> 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]    = 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]   --> 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]    = 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]   --> 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]    = 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]   --> 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]    = 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: 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 the macro `error_type_var_body_emit` (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 the macro `error_type_var_body` (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]   --> 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: 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: 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: 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: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "ac16d65872a5b2abfaac7315b88f8ea7fac356c87792d49affa0d916447e8ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac16d65872a5b2abfaac7315b88f8ea7fac356c87792d49affa0d916447e8ddc", kill_on_drop: false }`
[INFO] [stdout] ac16d65872a5b2abfaac7315b88f8ea7fac356c87792d49affa0d916447e8ddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e71ff93b4894c9cbad60f34de2a3aeff65a0551eaaf245ca7b937b8b6bfcb11c
[INFO] running `Command { std: "docker" "start" "-a" "e71ff93b4894c9cbad60f34de2a3aeff65a0551eaaf245ca7b937b8b6bfcb11c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/hygiene.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |         Wat(Box<::std::error::Error + 'static>) {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/hygiene.rs:16:17
[INFO] [stderr]    |
[INFO] [stderr] 16 |         Wat(Box<::std::error::Error + 'static>) {
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::error::Error + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/hygiene.rs:17:24
[INFO] [stderr]    |
[INFO] [stderr] 17 |             desc (e) e.description();
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Debug`
[INFO] [stderr]  --> tests/hygiene.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | type Debug = ();
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Display`
[INFO] [stderr]  --> tests/hygiene.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | type Display = ();
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Error`
[INFO] [stderr]  --> tests/hygiene.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | type Error = ();
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `From`
[INFO] [stderr]  --> tests/hygiene.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | type From = ();
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Option`
[INFO] [stderr]   --> tests/hygiene.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | type Option = ();
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Result`
[INFO] [stderr]   --> tests/hygiene.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | type Result = ();
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `error-type` (test "hygiene") generated 9 warnings
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quickie.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Other(Box<std::error::Error>) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quickie.rs:19:19
[INFO] [stderr]    |
[INFO] [stderr] 19 |         Other(Box<std::error::Error>) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/quickie.rs:42:16
[INFO] [stderr]    |
[INFO] [stderr] 42 |     let e: Box<Error> = From::from(e);
[INFO] [stderr]    |                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/quickie.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_type! {
[INFO] [stderr] 7  | |     #[derive(Debug)]
[INFO] [stderr] 8  | |     pub enum AppError {
[INFO] [stderr] 9  | |         Io(std::io::Error) { cause; },
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `error_type_var_body_emit` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> tests/quickie.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_type! {
[INFO] [stderr] 7  | |     #[derive(Debug)]
[INFO] [stderr] 8  | |     pub enum AppError {
[INFO] [stderr] 9  | |         Io(std::io::Error) { cause; },
[INFO] [stderr] ...  |
[INFO] [stderr] 23 | |     }
[INFO] [stderr] 24 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_type_var_body` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/quickie.rs:20:24
[INFO] [stderr]    |
[INFO] [stderr] 20 |             desc (e) e.description();
[INFO] [stderr]    |                        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/quickie.rs:43:33
[INFO] [stderr]    |
[INFO] [stderr] 43 |     assert_eq!(&format!("{}", e.description()), "Where's the Kaboom?!");
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/quickie.rs:46:33
[INFO] [stderr]    |
[INFO] [stderr] 46 |     assert_eq!(&format!("{}", e.description()), "Where's the Kaboom?!");
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> tests/quickie.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     assert_eq!(format!("{}", e.description()), "Hello, World!");
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `error-type` (test "quickie") generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/error_type-fe3ac1dd387a20be)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/hygiene.rs (/opt/rustwide/target/debug/deps/hygiene-0d9d41b250db89e8)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/quickie.rs (/opt/rustwide/target/debug/deps/quickie-6c51b749b849ec60)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/submodule.rs (/opt/rustwide/target/debug/deps/submodule-b996975804da42b2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests error-type
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e71ff93b4894c9cbad60f34de2a3aeff65a0551eaaf245ca7b937b8b6bfcb11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71ff93b4894c9cbad60f34de2a3aeff65a0551eaaf245ca7b937b8b6bfcb11c", kill_on_drop: false }`
[INFO] [stdout] e71ff93b4894c9cbad60f34de2a3aeff65a0551eaaf245ca7b937b8b6bfcb11c