[INFO] fetching crate size-limit 0.1.0...
[INFO] checking size-limit-0.1.0 against master#38352b01ae4af9300be03b805d6db68c45e51068 for pr-129864
[INFO] extracting crate size-limit 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate size-limit 0.1.0 on toolchain 38352b01ae4af9300be03b805d6db68c45e51068
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate size-limit 0.1.0
[INFO] finished tweaking crates.io crate size-limit 0.1.0
[INFO] tweaked toml for crates.io crate size-limit 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec77d2621e273048bbef2db866da3237391d15d0ba088c8724fae5b0272d7d79
[INFO] running `Command { std: "docker" "start" "-a" "ec77d2621e273048bbef2db866da3237391d15d0ba088c8724fae5b0272d7d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec77d2621e273048bbef2db866da3237391d15d0ba088c8724fae5b0272d7d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec77d2621e273048bbef2db866da3237391d15d0ba088c8724fae5b0272d7d79", kill_on_drop: false }`
[INFO] [stdout] ec77d2621e273048bbef2db866da3237391d15d0ba088c8724fae5b0272d7d79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+38352b01ae4af9300be03b805d6db68c45e51068" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b3d208e1f23ef21261128c843fc979cec4cad3900319fc7b3cc3d8cf6dc1643
[INFO] running `Command { std: "docker" "start" "-a" "6b3d208e1f23ef21261128c843fc979cec4cad3900319fc7b3cc3d8cf6dc1643", kill_on_drop: false }`
[INFO] [stderr]     Checking size-limit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `SerdeProc` is never used
[INFO] [stdout]  --> src/range_limit/serde.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait SerdeProc {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Normal` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Normal<T>(T);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmartPtr` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SmartPtr<P, T>(P)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SerdeProc` is never used
[INFO] [stdout]  --> src/range_limit/serde.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | trait SerdeProc {
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Normal` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Normal<T>(T);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SmartPtr` is never constructed
[INFO] [stdout]   --> src/range_limit/serde.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SmartPtr<P, T>(P)
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "6b3d208e1f23ef21261128c843fc979cec4cad3900319fc7b3cc3d8cf6dc1643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3d208e1f23ef21261128c843fc979cec4cad3900319fc7b3cc3d8cf6dc1643", kill_on_drop: false }`
[INFO] [stdout] 6b3d208e1f23ef21261128c843fc979cec4cad3900319fc7b3cc3d8cf6dc1643