[INFO] fetching crate serialize-quill-delta 0.1.0...
[INFO] checking serialize-quill-delta-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate serialize-quill-delta 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate serialize-quill-delta 0.1.0
[INFO] finished tweaking crates.io crate serialize-quill-delta 0.1.0
[INFO] tweaked toml for crates.io crate serialize-quill-delta 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serialize-quill-delta 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b25ddd3dcaf5c13928911715f5e0379ff69a2dd6c8a775e834c3a1e2cd0f04
[INFO] running `Command { std: "docker" "start" "-a" "59b25ddd3dcaf5c13928911715f5e0379ff69a2dd6c8a775e834c3a1e2cd0f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b25ddd3dcaf5c13928911715f5e0379ff69a2dd6c8a775e834c3a1e2cd0f04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b25ddd3dcaf5c13928911715f5e0379ff69a2dd6c8a775e834c3a1e2cd0f04", kill_on_drop: false }`
[INFO] [stdout] 59b25ddd3dcaf5c13928911715f5e0379ff69a2dd6c8a775e834c3a1e2cd0f04
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee33d59f358debf189d53e10c6812a35212337b113f1a058f0c81d2958e043a3
[INFO] running `Command { std: "docker" "start" "-a" "ee33d59f358debf189d53e10c6812a35212337b113f1a058f0c81d2958e043a3", kill_on_drop: false }`
[INFO] [stderr]     Checking serialize-quill-delta v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 OpContent::Insert(value) => match value {
[INFO] [stdout]    |                 ------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 33 |                 _ => None,
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/lib.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 OpContent::Insert(value) => match value {
[INFO] [stdout]    |                 ------------------------ matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 33 |                 _ => None,
[INFO] [stdout]    |                 ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "ee33d59f358debf189d53e10c6812a35212337b113f1a058f0c81d2958e043a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee33d59f358debf189d53e10c6812a35212337b113f1a058f0c81d2958e043a3", kill_on_drop: false }`
[INFO] [stdout] ee33d59f358debf189d53e10c6812a35212337b113f1a058f0c81d2958e043a3