[INFO] fetching crate zorro 0.0.1...
[INFO] checking zorro-0.0.1 against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971
[INFO] extracting crate zorro 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate zorro 0.0.1
[INFO] finished tweaking crates.io crate zorro 0.0.1
[INFO] tweaked toml for crates.io crate zorro 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zorro 0.0.1 on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "generate-lockfile" "--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]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.13.1 (available: v0.22.1)
[INFO] [stderr]       Adding png v0.16.8 (available: v0.18.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a7a1839cf1db42fa97447dff69cfc6166da2cdb0354b81f89da22fa218b2a04
[INFO] running `Command { std: "docker" "start" "-a" "8a7a1839cf1db42fa97447dff69cfc6166da2cdb0354b81f89da22fa218b2a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a7a1839cf1db42fa97447dff69cfc6166da2cdb0354b81f89da22fa218b2a04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7a1839cf1db42fa97447dff69cfc6166da2cdb0354b81f89da22fa218b2a04", kill_on_drop: false }`
[INFO] [stdout] 8a7a1839cf1db42fa97447dff69cfc6166da2cdb0354b81f89da22fa218b2a04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a776cbc3317da5b401745066f7fce21596b1ddcb8c3d93d68e61e2d2de30d5b
[INFO] running `Command { std: "docker" "start" "-a" "7a776cbc3317da5b401745066f7fce21596b1ddcb8c3d93d68e61e2d2de30d5b", kill_on_drop: false }`
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking zorro v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_file_as_byte_vec` is never used
[INFO] [stdout]    --> src/lib.rs:296:4
[INFO] [stdout]     |
[INFO] [stdout] 296 | fn get_file_as_byte_vec(filename: &str) -> Vec<u8> {
[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 1.51s
[INFO] running `Command { std: "docker" "inspect" "7a776cbc3317da5b401745066f7fce21596b1ddcb8c3d93d68e61e2d2de30d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a776cbc3317da5b401745066f7fce21596b1ddcb8c3d93d68e61e2d2de30d5b", kill_on_drop: false }`
[INFO] [stdout] 7a776cbc3317da5b401745066f7fce21596b1ddcb8c3d93d68e61e2d2de30d5b
