[INFO] fetching crate serde_ltsv 0.1.0...
[INFO] testing serde_ltsv-0.1.0 against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] extracting crate serde_ltsv 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate serde_ltsv 0.1.0
[INFO] finished tweaking crates.io crate serde_ltsv 0.1.0
[INFO] tweaked toml for crates.io crate serde_ltsv 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde_ltsv 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] [stderr]       Adding serde-value v0.6.0 (available: v0.7.0)
[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] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c5b5ca1d892df89c10da3f53534951e62e32e4888d204cb9740852147380f832
[INFO] running `Command { std: "docker" "start" "-a" "c5b5ca1d892df89c10da3f53534951e62e32e4888d204cb9740852147380f832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5b5ca1d892df89c10da3f53534951e62e32e4888d204cb9740852147380f832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b5ca1d892df89c10da3f53534951e62e32e4888d204cb9740852147380f832", kill_on_drop: false }`
[INFO] [stdout] c5b5ca1d892df89c10da3f53534951e62e32e4888d204cb9740852147380f832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 89f15441ce1f5747f2246db8bff76c9f606448746230a5aef1d3972d0c73ae6e
[INFO] running `Command { std: "docker" "start" "-a" "89f15441ce1f5747f2246db8bff76c9f606448746230a5aef1d3972d0c73ae6e", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling serde-value v0.6.0
[INFO] [stderr]    Compiling serde_ltsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "89f15441ce1f5747f2246db8bff76c9f606448746230a5aef1d3972d0c73ae6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f15441ce1f5747f2246db8bff76c9f606448746230a5aef1d3972d0c73ae6e", kill_on_drop: false }`
[INFO] [stdout] 89f15441ce1f5747f2246db8bff76c9f606448746230a5aef1d3972d0c73ae6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a65606f74d5ec52c1ca71b42daac8124c0698c213aea0d2e3200c6c9d8aafceb
[INFO] running `Command { std: "docker" "start" "-a" "a65606f74d5ec52c1ca71b42daac8124c0698c213aea0d2e3200c6c9d8aafceb", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling serde_ltsv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a65606f74d5ec52c1ca71b42daac8124c0698c213aea0d2e3200c6c9d8aafceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65606f74d5ec52c1ca71b42daac8124c0698c213aea0d2e3200c6c9d8aafceb", kill_on_drop: false }`
[INFO] [stdout] a65606f74d5ec52c1ca71b42daac8124c0698c213aea0d2e3200c6c9d8aafceb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 86ada653e4d191272471a7778000c801a5a95b0d318ba28b6e995ec36e35b572
[INFO] running `Command { std: "docker" "start" "-a" "86ada653e4d191272471a7778000c801a5a95b0d318ba28b6e995ec36e35b572", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/serde_ltsv/600851703cf31751/deps/serde_ltsv-600851703cf31751)
[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 serde_ltsv
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... FAILED
[INFO] [stdout] test src/ser.rs - ser::to_string (line 93) ... FAILED
[INFO] [stdout] test src/de.rs - de::from_str (line 28) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 9) stdout ----
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:34
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                  ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:45
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                             ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:55
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                                       ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:66
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                                                  ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:78
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                                                              ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:87
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                                                                       ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:106
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                                                                                          ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:120
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |                                                                                                                        ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:137
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...er:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: value 2\tn3:v3\tmessage:this is a test
[INFO] [stdout]    |                                                                    ^
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: \
[INFO] [stdout]   --> src/lib.rs:10:144
[INFO] [stdout]    |
[INFO] [stdout] 10 | ...level:3\thost:testhostname\tname1:value1\tname 2: value 2\tn3:v3\tmessage:this is a test
[INFO] [stdout]    |                                                                    ^
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `!` or `::`, found `:`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | time:[10/Oct/2000:13:55:36 -0700]\tdone:true\tscore:-1\tmean:0.42\tcounter:42\tlevel:3\thost:testhostname\tname1:value1\tname 2: val...
[INFO] [stdout]    |     ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/ser.rs - ser::to_string (line 93) stdout ----
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/ser.rs:95:10
[INFO] [stdout]    |
[INFO] [stdout] 95 | #[derive(Serialize)]
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 92 + use serde_derive::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Foo: serde::Serialize` is not satisfied
[INFO] [stdout]    --> src/ser.rs:103:38
[INFO] [stdout]     |
[INFO] [stdout] 103 | println!("{}", serde_ltsv::to_string(&foo).unwrap());
[INFO] [stdout]     |                --------------------- ^^^^ unsatisfied trait bound
[INFO] [stdout]     |                |
[INFO] [stdout]     |                required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] help: the trait `serde_core::ser::Serialize` is not implemented for `Foo`
[INFO] [stdout]    --> src/ser.rs:96:1
[INFO] [stdout]     |
[INFO] [stdout]  96 | struct Foo {
[INFO] [stdout]     | ^^^^^^^^^^
[INFO] [stdout]     = note: for local types consider adding `#[derive(serde::Serialize)]` to your `Foo` type
[INFO] [stdout]     = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]     = help: the following other types implement trait `serde_core::ser::Serialize`:
[INFO] [stdout]               &'a T
[INFO] [stdout]               &'a mut T
[INFO] [stdout]               ()
[INFO] [stdout]               (T,)
[INFO] [stdout]               (T0, T1)
[INFO] [stdout]               (T0, T1, T2)
[INFO] [stdout]               (T0, T1, T2, T3)
[INFO] [stdout]               (T0, T1, T2, T3, T4)
[INFO] [stdout]             and 127 others
[INFO] [stdout] note: required by a bound in `serde_ltsv::to_string`
[INFO] [stdout]    --> src/ser.rs:109:71
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub fn to_string<T: ?Sized>(value: &T) -> LtsvResult<String> where T: Serialize {
[INFO] [stdout]     |                                                                       ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/de.rs - de::from_str (line 28) stdout ----
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/de.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[derive(Deserialize, Debug)]
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]    |
[INFO] [stdout] 27 + use serde_derive::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Foo: serde::Deserialize<'de>` is not satisfied
[INFO] [stdout]   --> src/de.rs:37:16
[INFO] [stdout]    |
[INFO] [stdout] 37 | let foo: Foo = serde_ltsv::from_str(&line).unwrap();
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unsatisfied trait bound
[INFO] [stdout]    |
[INFO] [stdout] help: the trait `serde_core::de::Deserialize<'_>` is not implemented for `Foo`
[INFO] [stdout]   --> src/de.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct Foo {
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    = note: for local types consider adding `#[derive(serde::Deserialize)]` to your `Foo` type
[INFO] [stdout]    = note: for types from other crates check whether the crate offers a `serde` feature flag
[INFO] [stdout]    = help: the following other types implement trait `serde_core::de::Deserialize<'de>`:
[INFO] [stdout]              &'a Path
[INFO] [stdout]              &'a [u8]
[INFO] [stdout]              &'a str
[INFO] [stdout]              ()
[INFO] [stdout]              (T,)
[INFO] [stdout]              (T0, T1)
[INFO] [stdout]              (T0, T1, T2)
[INFO] [stdout]              (T0, T1, T2, T3)
[INFO] [stdout]            and 139 others
[INFO] [stdout] note: required by a bound in `serde_ltsv::from_str`
[INFO] [stdout]   --> src/de.rs:44:66
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn from_str<'a, T>(value: &'a str) -> LtsvResult<T> where T: Deserialize<'a> {
[INFO] [stdout]    |                                                                  ^^^^^^^^^^^^^^^ required by this bound in `from_str`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 26) stdout ----
[INFO] [stdout] error[E0463]: can't find crate for `serde_json`
[INFO] [stdout]   --> src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | extern crate serde_json;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde_yaml`
[INFO] [stdout]   --> src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | extern crate serde_yaml;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/de.rs - de::from_str (line 28)
[INFO] [stdout]     src/lib.rs - (line 26)
[INFO] [stdout]     src/lib.rs - (line 9)
[INFO] [stdout]     src/ser.rs - ser::to_string (line 93)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "86ada653e4d191272471a7778000c801a5a95b0d318ba28b6e995ec36e35b572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ada653e4d191272471a7778000c801a5a95b0d318ba28b6e995ec36e35b572", kill_on_drop: false }`
[INFO] [stdout] 86ada653e4d191272471a7778000c801a5a95b0d318ba28b6e995ec36e35b572
