[INFO] fetching crate alkahest-hypervisor 0.1.1...
[INFO] checking alkahest-hypervisor-0.1.1 against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] extracting crate alkahest-hypervisor 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate alkahest-hypervisor 0.1.1
[INFO] finished tweaking crates.io crate alkahest-hypervisor 0.1.1
[INFO] tweaked toml for crates.io crate alkahest-hypervisor 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate alkahest-hypervisor 0.1.1 on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate alkahest-hypervisor 0.1.1 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74368a5a4d34c19aae1c81e4fe4021ddbcde67932395a08c9e4904c8eae4bbfb
[INFO] running `Command { std: "docker" "start" "-a" "74368a5a4d34c19aae1c81e4fe4021ddbcde67932395a08c9e4904c8eae4bbfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74368a5a4d34c19aae1c81e4fe4021ddbcde67932395a08c9e4904c8eae4bbfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74368a5a4d34c19aae1c81e4fe4021ddbcde67932395a08c9e4904c8eae4bbfb", kill_on_drop: false }`
[INFO] [stdout] 74368a5a4d34c19aae1c81e4fe4021ddbcde67932395a08c9e4904c8eae4bbfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1202fd0297462e9c31ee8383ffc1c1650fb182e89c2e62ec31ddc38e773192b
[INFO] running `Command { std: "docker" "start" "-a" "a1202fd0297462e9c31ee8383ffc1c1650fb182e89c2e62ec31ddc38e773192b", kill_on_drop: false }`
[INFO] [stderr]     Checking alkahest-hypervisor v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `kernel` is never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct AlkahestEngine<C: Crucible> {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |     kernel: C
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `kernel` is never read
[INFO] [stdout]  --> src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct AlkahestEngine<C: Crucible> {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 6 |     kernel: C
[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 0.04s
[INFO] running `Command { std: "docker" "inspect" "a1202fd0297462e9c31ee8383ffc1c1650fb182e89c2e62ec31ddc38e773192b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1202fd0297462e9c31ee8383ffc1c1650fb182e89c2e62ec31ddc38e773192b", kill_on_drop: false }`
[INFO] [stdout] a1202fd0297462e9c31ee8383ffc1c1650fb182e89c2e62ec31ddc38e773192b