[INFO] fetching crate streaming-libdeflate-rs 0.2.2...
[INFO] checking streaming-libdeflate-rs-0.2.2 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate streaming-libdeflate-rs 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate streaming-libdeflate-rs 0.2.2
[INFO] finished tweaking crates.io crate streaming-libdeflate-rs 0.2.2
[INFO] tweaked toml for crates.io crate streaming-libdeflate-rs 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate streaming-libdeflate-rs 0.2.2 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] crate crates.io crate streaming-libdeflate-rs 0.2.2 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded filebuffer v1.0.0
[INFO] [stderr]   Downloaded nightly-quirks v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 90630ca6f8ae347def14f80f6eb257562e0d71bddb1401260dc9a0e6f21d5dab
[INFO] running `Command { std: "docker" "start" "-a" "90630ca6f8ae347def14f80f6eb257562e0d71bddb1401260dc9a0e6f21d5dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90630ca6f8ae347def14f80f6eb257562e0d71bddb1401260dc9a0e6f21d5dab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90630ca6f8ae347def14f80f6eb257562e0d71bddb1401260dc9a0e6f21d5dab", kill_on_drop: false }`
[INFO] [stdout] 90630ca6f8ae347def14f80f6eb257562e0d71bddb1401260dc9a0e6f21d5dab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 2bab74778a7c44303ba63c14fc8bf4b70f34373a9d24224b343473162210e4a5
[INFO] running `Command { std: "docker" "start" "-a" "2bab74778a7c44303ba63c14fc8bf4b70f34373a9d24224b343473162210e4a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking filebuffer v1.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking nightly-quirks v0.1.5
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking streaming-libdeflate-rs v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `out_stream`
[INFO] [stdout]    --> src/bitstream.rs:254:13
[INFO] [stdout]     |
[INFO] [stdout] 254 |             out_stream: &mut O,
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_out_stream`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `length`
[INFO] [stdout]    --> src/bitstream.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |             length: usize,
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `LenType` is never used
[INFO] [stdout]    --> src/decompress_utils.rs:915:10
[INFO] [stdout]     |
[INFO] [stdout] 915 |     type LenType = u8;
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `DEFLATE_NUM_PRECODE_SYMS` is never used
[INFO] [stdout]    --> src/decompress_utils.rs:916:11
[INFO] [stdout]     |
[INFO] [stdout] 916 |     const DEFLATE_NUM_PRECODE_SYMS: usize = 19;
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "2bab74778a7c44303ba63c14fc8bf4b70f34373a9d24224b343473162210e4a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bab74778a7c44303ba63c14fc8bf4b70f34373a9d24224b343473162210e4a5", kill_on_drop: false }`
[INFO] [stdout] 2bab74778a7c44303ba63c14fc8bf4b70f34373a9d24224b343473162210e4a5