[INFO] fetching crate ecoji 1.0.0...
[INFO] testing ecoji-1.0.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate ecoji 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ecoji 1.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ecoji 1.0.0
[INFO] finished tweaking crates.io crate ecoji 1.0.0
[INFO] tweaked toml for crates.io crate ecoji 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ef62b9fc89dc38348a42781b8c627abb937a0b91c936917e2203d9e1eaac7bb
[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" "6ef62b9fc89dc38348a42781b8c627abb937a0b91c936917e2203d9e1eaac7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ef62b9fc89dc38348a42781b8c627abb937a0b91c936917e2203d9e1eaac7bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef62b9fc89dc38348a42781b8c627abb937a0b91c936917e2203d9e1eaac7bb", kill_on_drop: false }`
[INFO] [stdout] 6ef62b9fc89dc38348a42781b8c627abb937a0b91c936917e2203d9e1eaac7bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae92adfc51feb7705069cc0c1f07a35e98b417108ef6bfa2d8acf9bc391b5b97
[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" "ae92adfc51feb7705069cc0c1f07a35e98b417108ef6bfa2d8acf9bc391b5b97", kill_on_drop: false }`
[INFO] [stderr]    Compiling ecoji v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> build.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn run() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/chars.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn cause(&self) -> Option<&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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/chars.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stdout]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/chars.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |             CharsError::Other(ref e) => std_error::Error::description(e),
[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::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/chars.rs:72:43
[INFO] [stdout]    |
[INFO] [stdout] 72 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "ae92adfc51feb7705069cc0c1f07a35e98b417108ef6bfa2d8acf9bc391b5b97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae92adfc51feb7705069cc0c1f07a35e98b417108ef6bfa2d8acf9bc391b5b97", kill_on_drop: false }`
[INFO] [stdout] ae92adfc51feb7705069cc0c1f07a35e98b417108ef6bfa2d8acf9bc391b5b97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d6513d8bc059b1320da6da50c61f9d0bcbb7c35deac1a4ac6f8afb130d4e9e66
[INFO] running `Command { std: "docker" "start" "-a" "d6513d8bc059b1320da6da50c61f9d0bcbb7c35deac1a4ac6f8afb130d4e9e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> build.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn run() -> Result<(), Box<Error>> {
[INFO] [stdout]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/chars.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn cause(&self) -> Option<&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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/chars.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stdout]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/chars.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |             CharsError::Other(ref e) => std_error::Error::description(e),
[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::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/chars.rs:72:43
[INFO] [stdout]    |
[INFO] [stdout] 72 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling ecoji v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/chars.rs:69:32
[INFO] [stdout]    |
[INFO] [stdout] 69 |     fn cause(&self) -> Option<&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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/chars.rs:86:31
[INFO] [stdout]    |
[INFO] [stdout] 86 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stdout]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[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/chars.rs:66:41
[INFO] [stdout]    |
[INFO] [stdout] 66 |             CharsError::Other(ref e) => std_error::Error::description(e),
[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::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/chars.rs:72:43
[INFO] [stdout]    |
[INFO] [stdout] 72 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stdout]    |                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.78s
[INFO] running `Command { std: "docker" "inspect" "d6513d8bc059b1320da6da50c61f9d0bcbb7c35deac1a4ac6f8afb130d4e9e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6513d8bc059b1320da6da50c61f9d0bcbb7c35deac1a4ac6f8afb130d4e9e66", kill_on_drop: false }`
[INFO] [stdout] d6513d8bc059b1320da6da50c61f9d0bcbb7c35deac1a4ac6f8afb130d4e9e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67b69c871d042439679aa05409ca7b1928fc380406c8e0b61f2113dd10bb664c
[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" "67b69c871d042439679aa05409ca7b1928fc380406c8e0b61f2113dd10bb664c", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> build.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn run() -> Result<(), Box<Error>> {
[INFO] [stderr]    |                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/chars.rs:69:32
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn cause(&self) -> Option<&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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/chars.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/chars.rs:66:41
[INFO] [stderr]    |
[INFO] [stderr] 66 |             CharsError::Other(ref e) => std_error::Error::description(e),
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/chars.rs:72:43
[INFO] [stderr]    |
[INFO] [stderr] 72 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stderr]    |                                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/chars.rs:69:32
[INFO] [stderr]    |
[INFO] [stderr] 69 |     fn cause(&self) -> Option<&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 was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/chars.rs:86:31
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/chars.rs:66:41
[INFO] [stderr]    |
[INFO] [stderr] 66 |             CharsError::Other(ref e) => std_error::Error::description(e),
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/chars.rs:72:43
[INFO] [stderr]    |
[INFO] [stderr] 72 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stderr]    |                                           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ecoji-3fdd77f2e1180bc3)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test decode::tests::test_one_byte ... ok
[INFO] [stdout] test decode::tests::test_four_bytes ... ok
[INFO] [stdout] test decode::tests::test_five_bytes ... ok
[INFO] [stdout] test decode::tests::test_random ... ok
[INFO] [stdout] test decode::tests::test_three_bytes ... ok
[INFO] [stdout] test decode::tests::test_two_bytes ... ok
[INFO] [stdout] test emojis::test_mapping ... ok
[INFO] [stdout] test encode::tests::test_random ... ok
[INFO] [stdout] test encode::tests::test_three_bytes ... ok
[INFO] [stdout] test encode::tests::test_five_bytes ... ok
[INFO] [stdout] test encode::tests::test_one_byte ... ok
[INFO] [stdout] test encode::tests::test_four_bytes ... ok
[INFO] [stdout] test encode::tests::test_two_bytes ... ok
[INFO] [stdout] test test::encode_then_decode_identity ... ok
[INFO] [stderr]    Doc-tests ecoji
[INFO] [stdout] test test::encoded_data_has_the_same_sort_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/decode.rs - decode::decode (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/encode.rs - encode::encode (line 92) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode_to_string (line 178) ... ok
[INFO] [stdout] test src/encode.rs - encode::encode_to_string (line 135) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode (line 36) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode (line 64) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode (line 50) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode_to_string (line 191) ... ok
[INFO] [stdout] test src/decode.rs - decode::decode_to_vec (line 148) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67b69c871d042439679aa05409ca7b1928fc380406c8e0b61f2113dd10bb664c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b69c871d042439679aa05409ca7b1928fc380406c8e0b61f2113dd10bb664c", kill_on_drop: false }`
[INFO] [stdout] 67b69c871d042439679aa05409ca7b1928fc380406c8e0b61f2113dd10bb664c
