[INFO] fetching crate yaml-front-matter 0.1.0...
[INFO] testing yaml-front-matter-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate yaml-front-matter 0.1.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate yaml-front-matter 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaml-front-matter 0.1.0
[INFO] finished tweaking crates.io crate yaml-front-matter 0.1.0
[INFO] tweaked toml for crates.io crate yaml-front-matter 0.1.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac20154a14c2aa7fbe74495636738378542c471929f09dabb2a1f6602bb8a3fe
[INFO] running `Command { std: "docker" "start" "-a" "ac20154a14c2aa7fbe74495636738378542c471929f09dabb2a1f6602bb8a3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac20154a14c2aa7fbe74495636738378542c471929f09dabb2a1f6602bb8a3fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac20154a14c2aa7fbe74495636738378542c471929f09dabb2a1f6602bb8a3fe", kill_on_drop: false }`
[INFO] [stdout] ac20154a14c2aa7fbe74495636738378542c471929f09dabb2a1f6602bb8a3fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 317f91391f062c6dbcd34474ea2003ac25aedfe3df1c9583a06b5b7950ce74a7
[INFO] running `Command { std: "docker" "start" "-a" "317f91391f062c6dbcd34474ea2003ac25aedfe3df1c9583a06b5b7950ce74a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling yaml-front-matter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.40s
[INFO] running `Command { std: "docker" "inspect" "317f91391f062c6dbcd34474ea2003ac25aedfe3df1c9583a06b5b7950ce74a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "317f91391f062c6dbcd34474ea2003ac25aedfe3df1c9583a06b5b7950ce74a7", kill_on_drop: false }`
[INFO] [stdout] 317f91391f062c6dbcd34474ea2003ac25aedfe3df1c9583a06b5b7950ce74a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ff223cfbe4dbc8ef41cfa0df2e60c7894b40bfaec7c4e69b98a9e038210b0ec
[INFO] running `Command { std: "docker" "start" "-a" "8ff223cfbe4dbc8ef41cfa0df2e60c7894b40bfaec7c4e69b98a9e038210b0ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling yaml-front-matter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `__private::doc`
[INFO] [stdout]    --> src/lib.rs:165:30
[INFO] [stdout]     |
[INFO] [stdout] 165 |     use serde::{Deserialize, __private::doc};
[INFO] [stdout]     |                              ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "8ff223cfbe4dbc8ef41cfa0df2e60c7894b40bfaec7c4e69b98a9e038210b0ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ff223cfbe4dbc8ef41cfa0df2e60c7894b40bfaec7c4e69b98a9e038210b0ec", kill_on_drop: false }`
[INFO] [stdout] 8ff223cfbe4dbc8ef41cfa0df2e60c7894b40bfaec7c4e69b98a9e038210b0ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c2d5204c874ceaf8c60eddc5d58293f0c5a60b6f3916001146c8d98d9c4c324
[INFO] running `Command { std: "docker" "start" "-a" "1c2d5204c874ceaf8c60eddc5d58293f0c5a60b6f3916001146c8d98d9c4c324", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `__private::doc`
[INFO] [stderr]    --> src/lib.rs:165:30
[INFO] [stderr]     |
[INFO] [stderr] 165 |     use serde::{Deserialize, __private::doc};
[INFO] [stderr]     |                              ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `yaml-front-matter` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yaml_front_matter-7945786cc4f60641)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::retrieve_markdown_content ... ok
[INFO] [stdout] test test::parses_markdown_into_document ... ok
[INFO] [stdout] test test::retrieve_markdown_front_matter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yaml_front_matter
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ignored
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c2d5204c874ceaf8c60eddc5d58293f0c5a60b6f3916001146c8d98d9c4c324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2d5204c874ceaf8c60eddc5d58293f0c5a60b6f3916001146c8d98d9c4c324", kill_on_drop: false }`
[INFO] [stdout] 1c2d5204c874ceaf8c60eddc5d58293f0c5a60b6f3916001146c8d98d9c4c324