[INFO] fetching crate vpk 0.1.2...
[INFO] checking vpk-0.1.2 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate vpk 0.1.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate vpk 0.1.2 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate vpk 0.1.2
[INFO] finished tweaking crates.io crate vpk 0.1.2
[INFO] tweaked toml for crates.io crate vpk 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate vpk 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded binread_derive v1.0.2
[INFO] [stderr]   Downloaded binread v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baed44c9457803ef1545f780eec7457f5017131e9843288696d22a37e49c5318
[INFO] running `Command { std: "docker" "start" "-a" "baed44c9457803ef1545f780eec7457f5017131e9843288696d22a37e49c5318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baed44c9457803ef1545f780eec7457f5017131e9843288696d22a37e49c5318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baed44c9457803ef1545f780eec7457f5017131e9843288696d22a37e49c5318", kill_on_drop: false }`
[INFO] [stdout] baed44c9457803ef1545f780eec7457f5017131e9843288696d22a37e49c5318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e77db151ec6b3741cb650de59a8ede4762f356ab43256eb562475f8687c2e8ef
[INFO] running `Command { std: "docker" "start" "-a" "e77db151ec6b3741cb650de59a8ede4762f356ab43256eb562475f8687c2e8ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling binread_derive v1.0.2
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking binread v1.0.1
[INFO] [stderr]     Checking vpk v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `buf_len` is never read
[INFO] [stdout]   --> examples/extract.rs:36:17
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut buf_len: usize = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.41s
[INFO] running `Command { std: "docker" "inspect" "e77db151ec6b3741cb650de59a8ede4762f356ab43256eb562475f8687c2e8ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77db151ec6b3741cb650de59a8ede4762f356ab43256eb562475f8687c2e8ef", kill_on_drop: false }`
[INFO] [stdout] e77db151ec6b3741cb650de59a8ede4762f356ab43256eb562475f8687c2e8ef