[INFO] fetching crate pack-it 0.2.2...
[INFO] checking pack-it-0.2.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate pack-it 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate pack-it 0.2.2
[INFO] finished tweaking crates.io crate pack-it 0.2.2
[INFO] tweaked toml for crates.io crate pack-it 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pack-it 0.2.2 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 95 packages to latest compatible versions
[INFO] [stderr]       Adding arrow2 v0.16.0 (available: v0.18.0)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e63be894288e672ab5035023907d74be1080b6d501e9dbec506614fd0f9ac71d
[INFO] running `Command { std: "docker" "start" "-a" "e63be894288e672ab5035023907d74be1080b6d501e9dbec506614fd0f9ac71d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e63be894288e672ab5035023907d74be1080b6d501e9dbec506614fd0f9ac71d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63be894288e672ab5035023907d74be1080b6d501e9dbec506614fd0f9ac71d", kill_on_drop: false }`
[INFO] [stdout] e63be894288e672ab5035023907d74be1080b6d501e9dbec506614fd0f9ac71d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 473440e0a8df0b37422c4b20804e6355542363f94bd9146e45b4596229628f96
[INFO] running `Command { std: "docker" "start" "-a" "473440e0a8df0b37422c4b20804e6355542363f94bd9146e45b4596229628f96", kill_on_drop: false }`
[INFO] [stderr]    Compiling zstd-safe v6.0.6
[INFO] [stderr]    Compiling snap v1.1.1
[INFO] [stderr]     Checking brotli-decompressor v2.5.1
[INFO] [stderr]     Checking array-init-cursor v0.2.1
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling arrow2 v0.16.0
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]     Checking flate2 v1.1.5
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking planus v0.3.1
[INFO] [stderr]     Checking streaming-decompression v0.1.2
[INFO] [stderr]     Checking async-stream v0.3.6
[INFO] [stderr]     Checking arrow-format v0.8.1
[INFO] [stderr]     Checking brotli v3.5.0
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling lz4-sys v1.11.1+lz4-1.10.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking parquet-format-safe v0.2.4
[INFO] [stderr]     Checking zstd v0.12.4
[INFO] [stderr]     Checking lz4 v1.28.1
[INFO] [stderr]     Checking parquet2 v0.17.2
[INFO] [stderr]     Checking pack-it v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/repack.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | /         rg_meta
[INFO] [stdout] 80 | |             .num_rows()
[INFO] [stdout] 81 | |             .try_into()
[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 `pack-it` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> src/repack.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 | /         rg_meta
[INFO] [stdout] 80 | |             .num_rows()
[INFO] [stdout] 81 | |             .try_into()
[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 `pack-it` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "473440e0a8df0b37422c4b20804e6355542363f94bd9146e45b4596229628f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473440e0a8df0b37422c4b20804e6355542363f94bd9146e45b4596229628f96", kill_on_drop: false }`
[INFO] [stdout] 473440e0a8df0b37422c4b20804e6355542363f94bd9146e45b4596229628f96