[INFO] fetching crate merde 10.0.7...
[INFO] testing merde-10.0.7 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate merde 10.0.7 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate merde 10.0.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate merde 10.0.7
[INFO] tweaked toml for crates.io crate merde 10.0.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merde 10.0.7 on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate merde 10.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 453433c320dbd98f12630bfcc5077361ab5243f7f5632e1f82ffb0eb88e206c5
[INFO] running `Command { std: "docker" "start" "-a" "453433c320dbd98f12630bfcc5077361ab5243f7f5632e1f82ffb0eb88e206c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "453433c320dbd98f12630bfcc5077361ab5243f7f5632e1f82ffb0eb88e206c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453433c320dbd98f12630bfcc5077361ab5243f7f5632e1f82ffb0eb88e206c5", kill_on_drop: false }`
[INFO] [stdout] 453433c320dbd98f12630bfcc5077361ab5243f7f5632e1f82ffb0eb88e206c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] d67e961bfd288e655b1866c3576efb7694e351d30005079b92003d89f91d91b9
[INFO] running `Command { std: "docker" "start" "-a" "d67e961bfd288e655b1866c3576efb7694e351d30005079b92003d89f91d91b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling castaway v0.2.3
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ordered-float v5.0.0
[INFO] [stderr]    Compiling compact_bytes v0.1.3
[INFO] [stderr]    Compiling merde_core v10.0.6
[INFO] [stderr]    Compiling merde v10.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.54s
[INFO] running `Command { std: "docker" "inspect" "d67e961bfd288e655b1866c3576efb7694e351d30005079b92003d89f91d91b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67e961bfd288e655b1866c3576efb7694e351d30005079b92003d89f91d91b9", kill_on_drop: false }`
[INFO] [stdout] d67e961bfd288e655b1866c3576efb7694e351d30005079b92003d89f91d91b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] c90fd63f9b4044bcd9db6191baa19b98f598575fb122b9af22772741075a9697
[INFO] running `Command { std: "docker" "start" "-a" "c90fd63f9b4044bcd9db6191baa19b98f598575fb122b9af22772741075a9697", kill_on_drop: false }`
[INFO] [stderr]    Compiling merde v10.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "c90fd63f9b4044bcd9db6191baa19b98f598575fb122b9af22772741075a9697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c90fd63f9b4044bcd9db6191baa19b98f598575fb122b9af22772741075a9697", kill_on_drop: false }`
[INFO] [stdout] c90fd63f9b4044bcd9db6191baa19b98f598575fb122b9af22772741075a9697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 31ee8fbf8ea91f987fa83b85fb977faecd0df2bda274b6e66bd13b9ac068b34e
[INFO] running `Command { std: "docker" "start" "-a" "31ee8fbf8ea91f987fa83b85fb977faecd0df2bda274b6e66bd13b9ac068b34e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/merde/e0b8cdc9e89d527a/deps/merde-e0b8cdc9e89d527a)
[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 merde
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test src/lib.rs - (line 100) ... ignored
[INFO] [stdout] test src/lib.rs - (line 33) ... ignored
[INFO] [stdout] test src/lib.rs - (line 430) ... ignored
[INFO] [stdout] test src/lib.rs - (line 85) ... ignored
[INFO] [stdout] test src/lib.rs - (line 165) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 324) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 54) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 386) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 311) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 343) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 261) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 449) ... FAILED
[INFO] [stdout] test src/lib.rs - derive (line 642) ... ok
[INFO] [stdout] test src/lib.rs - (line 497) ... ok
[INFO] [stdout] test src/lib.rs - (line 184) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 137) ... ok
[INFO] [stdout] test src/lib.rs - (line 232) ... FAILED
[INFO] [stdout] test src/lib.rs - derive (line 676) ... FAILED
[INFO] [stdout] test src/lib.rs - derive (line 691) ... ok
[INFO] [stdout] test src/lib.rs - (line 533) ... ok
[INFO] [stdout] test src/lib.rs - (line 121) ... ok
[INFO] [stdout] test src/lib.rs - derive (line 659) ... ok
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 165) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:178:36
[INFO] [stdout]     |
[INFO] [stdout] 178 | let wrapper: Vec<Wrapper> = merde::json::from_str(input).unwrap();
[INFO] [stdout]     |                                    ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 324) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:332:33
[INFO] [stdout]     |
[INFO] [stdout] 332 | let v: Vec<CowStr<'_>> = merde::json::from_str(input).unwrap();
[INFO] [stdout]     |                                 ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 54) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]   --> src/lib.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 | let serialized = merde::json::to_string(&point).unwrap();
[INFO] [stdout]    |                         ^^^^ could not find `json` in `merde`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:6:23
[INFO] [stdout]    |
[INFO] [stdout]  5 | #[cfg(feature = "json")]
[INFO] [stdout]    |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]  6 | pub use merde_json as json;
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]   --> src/lib.rs:72:34
[INFO] [stdout]    |
[INFO] [stdout] 72 | let deserialized: Point = merde::json::from_str(&serialized).unwrap();
[INFO] [stdout]    |                                  ^^^^ could not find `json` in `merde`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> src/lib.rs:6:23
[INFO] [stdout]    |
[INFO] [stdout]  5 | #[cfg(feature = "json")]
[INFO] [stdout]    |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]  6 | pub use merde_json as json;
[INFO] [stdout]    |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 386) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:409:35
[INFO] [stdout]     |
[INFO] [stdout] 409 |     let message: Message = merde::json::from_str(&s).unwrap();
[INFO] [stdout]     |                                   ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 311) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:319:33
[INFO] [stdout]     |
[INFO] [stdout] 319 | let v: Vec<CowStr<'_>> = merde::json::from_str(input).unwrap();
[INFO] [stdout]     |                                 ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 449) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `merde::time::OffsetDateTime`
[INFO] [stdout]    --> src/lib.rs:452:28
[INFO] [stdout]     |
[INFO] [stdout] 452 | use merde::time::{Rfc3339, OffsetDateTime};
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^ no `OffsetDateTime` in `time`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/merde_core-10.0.6/src/time.rs:64:15
[INFO] [stdout]     |
[INFO] [stdout]  63 | #[cfg(feature = "time")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `time` feature
[INFO] [stdout]  64 | pub use time::OffsetDateTime;
[INFO] [stdout]     |               ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:471:29
[INFO] [stdout]     |
[INFO] [stdout] 471 | let person: Person = merde::json::from_str(input).unwrap();
[INFO] [stdout]     |                             ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 184) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:227:31
[INFO] [stdout]     |
[INFO] [stdout] 227 | let event: TestEvent = merde::json::from_str(input).unwrap();
[INFO] [stdout]     |                               ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 232) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:253:42
[INFO] [stdout]     |
[INFO] [stdout] 253 | let emergencies: Vec<Emergency> = merde::json::from_str(input).unwrap();
[INFO] [stdout]     |                                          ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - derive (line 676) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: could not find `json` in `merde`
[INFO] [stdout]    --> src/lib.rs:685:10
[INFO] [stdout]     |
[INFO] [stdout] 685 |   merde::json::to_string(&MyStruct("foobar".into())).unwrap(),
[INFO] [stdout]     |          ^^^^ could not find `json` in `merde`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> src/lib.rs:6:23
[INFO] [stdout]     |
[INFO] [stdout]   5 | #[cfg(feature = "json")]
[INFO] [stdout]     |       ---------------- the item is gated behind the `json` feature
[INFO] [stdout]   6 | pub use merde_json as json;
[INFO] [stdout]     |                       ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 165)
[INFO] [stdout]     src/lib.rs - (line 184)
[INFO] [stdout]     src/lib.rs - (line 232)
[INFO] [stdout]     src/lib.rs - (line 311)
[INFO] [stdout]     src/lib.rs - (line 324)
[INFO] [stdout]     src/lib.rs - (line 386)
[INFO] [stdout]     src/lib.rs - (line 449)
[INFO] [stdout]     src/lib.rs - (line 54)
[INFO] [stdout]     src/lib.rs - derive (line 676)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 9 passed; 9 failed; 4 ignored; 0 measured; 0 filtered out; finished in 1.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31ee8fbf8ea91f987fa83b85fb977faecd0df2bda274b6e66bd13b9ac068b34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ee8fbf8ea91f987fa83b85fb977faecd0df2bda274b6e66bd13b9ac068b34e", kill_on_drop: false }`
[INFO] [stdout] 31ee8fbf8ea91f987fa83b85fb977faecd0df2bda274b6e66bd13b9ac068b34e
