[INFO] fetching crate q_compress 0.11.7...
[INFO] checking q_compress-0.11.7 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate q_compress 0.11.7 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate q_compress 0.11.7
[INFO] removed 4 missing examples
[INFO] finished tweaking crates.io crate q_compress 0.11.7
[INFO] tweaked toml for crates.io crate q_compress 0.11.7 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate q_compress 0.11.7 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate q_compress 0.11.7 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "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 zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]   Downloaded zstd v0.10.2+zstd.1.5.2
[INFO] [stderr]   Downloaded zstd-sys v1.6.3+zstd.1.5.2
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27367b74f44cfdd32cc23f8d7debb8c99ca7bc01f9f072f172a8f1ad3a806ded
[INFO] running `Command { std: "docker" "start" "-a" "27367b74f44cfdd32cc23f8d7debb8c99ca7bc01f9f072f172a8f1ad3a806ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27367b74f44cfdd32cc23f8d7debb8c99ca7bc01f9f072f172a8f1ad3a806ded", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27367b74f44cfdd32cc23f8d7debb8c99ca7bc01f9f072f172a8f1ad3a806ded", kill_on_drop: false }`
[INFO] [stdout] 27367b74f44cfdd32cc23f8d7debb8c99ca7bc01f9f072f172a8f1ad3a806ded
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5ef7768437087a70485175ca9acff5e00d3a8a8d0f0bba8b9e7ba48cbe8b78
[INFO] running `Command { std: "docker" "start" "-a" "ec5ef7768437087a70485175ca9acff5e00d3a8a8d0f0bba8b9e7ba48cbe8b78", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking q_compress v0.11.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stdout] warning: associated constant `MAX` is never used
[INFO] [stdout]   --> src/bit_reader.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) trait ReadableUint:
[INFO] [stdout]    |                  ------------ associated constant in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |   const MAX: Self;
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/bits.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |       std::mem::transmute(mem_repr_exp)
[INFO] [stdout]    |       -------------------^^^^^^^^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: replace this with: `f64::from_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking zstd v0.10.2+zstd.1.5.2
[INFO] [stdout] warning: associated constant `MAX` is never used
[INFO] [stdout]   --> src/bit_reader.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) trait ReadableUint:
[INFO] [stdout]    |                  ------------ associated constant in this trait
[INFO] [stdout] ...
[INFO] [stdout] 23 |   const MAX: Self;
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]   --> src/bits.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 |       std::mem::transmute(mem_repr_exp)
[INFO] [stdout]    |       -------------------^^^^^^^^^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: replace this with: `f64::from_bits`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.92s
[INFO] running `Command { std: "docker" "inspect" "ec5ef7768437087a70485175ca9acff5e00d3a8a8d0f0bba8b9e7ba48cbe8b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5ef7768437087a70485175ca9acff5e00d3a8a8d0f0bba8b9e7ba48cbe8b78", kill_on_drop: false }`
[INFO] [stdout] ec5ef7768437087a70485175ca9acff5e00d3a8a8d0f0bba8b9e7ba48cbe8b78