[INFO] fetching crate bardecoder 0.4.1...
[INFO] checking bardecoder-0.4.1 against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] extracting crate bardecoder 0.4.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate bardecoder 0.4.1 on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bardecoder 0.4.1
[INFO] finished tweaking crates.io crate bardecoder 0.4.1
[INFO] tweaked toml for crates.io crate bardecoder 0.4.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c839ee7f58e14f37ada99f87fb62dd47253a4d320bd0b040e7e2299c0a66b4ec
[INFO] running `Command { std: "docker" "start" "-a" "c839ee7f58e14f37ada99f87fb62dd47253a4d320bd0b040e7e2299c0a66b4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c839ee7f58e14f37ada99f87fb62dd47253a4d320bd0b040e7e2299c0a66b4ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c839ee7f58e14f37ada99f87fb62dd47253a4d320bd0b040e7e2299c0a66b4ec", kill_on_drop: false }`
[INFO] [stdout] c839ee7f58e14f37ada99f87fb62dd47253a4d320bd0b040e7e2299c0a66b4ec
[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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c1f71e4d3aef69aee76cb904085bd248c6748b5e86cb17ff304b5916cc08d75
[INFO] running `Command { std: "docker" "start" "-a" "9c1f71e4d3aef69aee76cb904085bd248c6748b5e86cb17ff304b5916cc08d75", kill_on_drop: false }`
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking fdeflate v0.3.0
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]    Compiling newtype_derive v0.1.6
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking exr v1.6.3
[INFO] [stderr]     Checking tiff v0.8.1
[INFO] [stderr]     Checking png v0.17.8
[INFO] [stderr]     Checking image v0.24.6
[INFO] [stderr]     Checking bardecoder v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prepare/blockedmean.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut stats = &mut blocks[to_index(coords, block_width)];
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prepare/blockedmean.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         for mut stat in &mut blocks {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prepare/blockedmean.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |             let mut stats = &mut blocks[to_index(coords, block_width)];
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/prepare/blockedmean.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         for mut stat in &mut blocks {
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.98s
[INFO] running `Command { std: "docker" "inspect" "9c1f71e4d3aef69aee76cb904085bd248c6748b5e86cb17ff304b5916cc08d75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1f71e4d3aef69aee76cb904085bd248c6748b5e86cb17ff304b5916cc08d75", kill_on_drop: false }`
[INFO] [stdout] 9c1f71e4d3aef69aee76cb904085bd248c6748b5e86cb17ff304b5916cc08d75
