[INFO] fetching crate dcc-rs 0.3.0...
[INFO] checking dcc-rs-0.3.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate dcc-rs 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate dcc-rs 0.3.0
[INFO] finished tweaking crates.io crate dcc-rs 0.3.0
[INFO] tweaked toml for crates.io crate dcc-rs 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dcc-rs 0.3.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defmt-parser v1.0.0
[INFO] [stderr]   Downloaded defmt-macros v1.0.1
[INFO] [stderr]   Downloaded defmt v0.3.100
[INFO] [stderr]   Downloaded defmt v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e506aabc8778e54571d55c4f32ae0b0a0e66af73fe6e7c23253879d6d98723f
[INFO] running `Command { std: "docker" "start" "-a" "0e506aabc8778e54571d55c4f32ae0b0a0e66af73fe6e7c23253879d6d98723f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e506aabc8778e54571d55c4f32ae0b0a0e66af73fe6e7c23253879d6d98723f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e506aabc8778e54571d55c4f32ae0b0a0e66af73fe6e7c23253879d6d98723f", kill_on_drop: false }`
[INFO] [stdout] 0e506aabc8778e54571d55c4f32ae0b0a0e66af73fe6e7c23253879d6d98723f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b8db6b661901a0ec8baff55e9ae15208af02481b08379654c68d4eef9a2a3e3
[INFO] running `Command { std: "docker" "start" "-a" "9b8db6b661901a0ec8baff55e9ae15208af02481b08379654c68d4eef9a2a3e3", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking dcc-rs v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `extended::*`
[INFO] [stdout]   --> src/packets/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use extended::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `extended::*`
[INFO] [stdout]   --> src/packets/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use extended::*;
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Preamble` is never constructed
[INFO] [stdout]   --> src/packets/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Preamble(BitArr!(for 14, in u8, Msb0));
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Preamble` is never constructed
[INFO] [stdout]   --> src/packets/mod.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Preamble(BitArr!(for 14, in u8, Msb0));
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "9b8db6b661901a0ec8baff55e9ae15208af02481b08379654c68d4eef9a2a3e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8db6b661901a0ec8baff55e9ae15208af02481b08379654c68d4eef9a2a3e3", kill_on_drop: false }`
[INFO] [stdout] 9b8db6b661901a0ec8baff55e9ae15208af02481b08379654c68d4eef9a2a3e3