[INFO] fetching crate shoebill 0.1.5...
[INFO] checking shoebill-0.1.5 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate shoebill 0.1.5 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate shoebill 0.1.5 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shoebill 0.1.5
[INFO] finished tweaking crates.io crate shoebill 0.1.5
[INFO] tweaked toml for crates.io crate shoebill 0.1.5 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate crates.io crate shoebill 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ffc14be1a7f22e31b212edd2fde5c22d85bb41a2913def5155986ecad22a8eea
[INFO] running `Command { std: "docker" "start" "-a" "ffc14be1a7f22e31b212edd2fde5c22d85bb41a2913def5155986ecad22a8eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ffc14be1a7f22e31b212edd2fde5c22d85bb41a2913def5155986ecad22a8eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffc14be1a7f22e31b212edd2fde5c22d85bb41a2913def5155986ecad22a8eea", kill_on_drop: false }`
[INFO] [stdout] ffc14be1a7f22e31b212edd2fde5c22d85bb41a2913def5155986ecad22a8eea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9f6c695f1bc700bb97f36684cdbb05dccac9b6622f9f5cd76bdb55bd366cb54
[INFO] running `Command { std: "docker" "start" "-a" "e9f6c695f1bc700bb97f36684cdbb05dccac9b6622f9f5cd76bdb55bd366cb54", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking shoebill v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `dedup`
[INFO] [stdout]    --> src/lib.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 540 |     dedup : bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dedup`
[INFO] [stdout]    --> src/lib.rs:540:5
[INFO] [stdout]     |
[INFO] [stdout] 540 |     dedup : bool,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.11s
[INFO] running `Command { std: "docker" "inspect" "e9f6c695f1bc700bb97f36684cdbb05dccac9b6622f9f5cd76bdb55bd366cb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f6c695f1bc700bb97f36684cdbb05dccac9b6622f9f5cd76bdb55bd366cb54", kill_on_drop: false }`
[INFO] [stdout] e9f6c695f1bc700bb97f36684cdbb05dccac9b6622f9f5cd76bdb55bd366cb54