[INFO] fetching crate puff 0.1.7... [INFO] checking puff-0.1.7 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392 [INFO] extracting crate puff 0.1.7 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate puff 0.1.7 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate puff 0.1.7 [INFO] finished tweaking crates.io crate puff 0.1.7 [INFO] tweaked toml for crates.io crate puff 0.1.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate puff 0.1.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a7e6c6b48f6d7c96188cab3184421b9802e09348eb0dfcdeb538332fcfa11302 [INFO] running `Command { std: "docker" "start" "-a" "a7e6c6b48f6d7c96188cab3184421b9802e09348eb0dfcdeb538332fcfa11302", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7e6c6b48f6d7c96188cab3184421b9802e09348eb0dfcdeb538332fcfa11302", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e6c6b48f6d7c96188cab3184421b9802e09348eb0dfcdeb538332fcfa11302", kill_on_drop: false }` [INFO] [stdout] a7e6c6b48f6d7c96188cab3184421b9802e09348eb0dfcdeb538332fcfa11302 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4ac2b89731aaf9d7300dadb420f4ea0b70e2adffbd2cd745e76a71603823dfe [INFO] running `Command { std: "docker" "start" "-a" "e4ac2b89731aaf9d7300dadb420f4ea0b70e2adffbd2cd745e76a71603823dfe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking fastrand v1.6.0 [INFO] [stderr] Checking symlink v0.1.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking directories v4.0.1 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking puff v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/error.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct AppError(pub(crate) String); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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 `0` is never read [INFO] [stdout] --> src/error.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct AppError(pub(crate) String); [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `AppError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [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` profile [unoptimized + debuginfo] target(s) in 11.65s [INFO] running `Command { std: "docker" "inspect" "e4ac2b89731aaf9d7300dadb420f4ea0b70e2adffbd2cd745e76a71603823dfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4ac2b89731aaf9d7300dadb420f4ea0b70e2adffbd2cd745e76a71603823dfe", kill_on_drop: false }` [INFO] [stdout] e4ac2b89731aaf9d7300dadb420f4ea0b70e2adffbd2cd745e76a71603823dfe