[INFO] fetching crate bootsector 0.2.0...
[INFO] checking bootsector-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate bootsector 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate bootsector 0.2.0
[INFO] finished tweaking crates.io crate bootsector 0.2.0
[INFO] tweaked toml for crates.io crate bootsector 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bootsector 0.2.0 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding crc v2.1.0 (available: v3.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb61e51467859909b26f2396f17cb9c9dda58f2a2511767fc615517c1b0549c6
[INFO] running `Command { std: "docker" "start" "-a" "fb61e51467859909b26f2396f17cb9c9dda58f2a2511767fc615517c1b0549c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb61e51467859909b26f2396f17cb9c9dda58f2a2511767fc615517c1b0549c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb61e51467859909b26f2396f17cb9c9dda58f2a2511767fc615517c1b0549c6", kill_on_drop: false }`
[INFO] [stdout] fb61e51467859909b26f2396f17cb9c9dda58f2a2511767fc615517c1b0549c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7877524d935ec6767bc6e1da02cd4122623fbe746d12910ea020bd72e6f7e7a8
[INFO] running `Command { std: "docker" "start" "-a" "7877524d935ec6767bc6e1da02cd4122623fbe746d12910ea020bd72e6f7e7a8", kill_on_drop: false }`
[INFO] [stderr]     Checking crc-catalog v1.1.1
[INFO] [stderr]     Checking positioned-io2 v0.3.4
[INFO] [stderr]     Checking crc v2.1.0
[INFO] [stderr]     Checking bootsector v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/gpt.rs:109:38
[INFO] [stdout]     |
[INFO] [stdout] 109 |     if last_usable_lba > (u64::MAX / u64::try_from(sector_size).expect("u64 conversion")) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<u64, Infallible>
[INFO] [stdout]    --> src/gpt.rs:109:38
[INFO] [stdout]     |
[INFO] [stdout] 109 |     if last_usable_lba > (u64::MAX / u64::try_from(sector_size).expect("u64 conversion")) {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bootsector` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `bootsector` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7877524d935ec6767bc6e1da02cd4122623fbe746d12910ea020bd72e6f7e7a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7877524d935ec6767bc6e1da02cd4122623fbe746d12910ea020bd72e6f7e7a8", kill_on_drop: false }`
[INFO] [stdout] 7877524d935ec6767bc6e1da02cd4122623fbe746d12910ea020bd72e6f7e7a8
