[INFO] fetching crate heim-disk 0.1.0-rc.1...
[INFO] testing heim-disk-0.1.0-rc.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate heim-disk 0.1.0-rc.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate heim-disk 0.1.0-rc.1
[INFO] finished tweaking crates.io crate heim-disk 0.1.0-rc.1
[INFO] tweaked toml for crates.io crate heim-disk 0.1.0-rc.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate heim-disk 0.1.0-rc.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 157 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.10.0)
[INFO] [stderr]       Adding core-foundation v0.9.4 (available: v0.10.1)
[INFO] [stderr]       Adding once_cell v1.5.2 (available: v1.21.3)
[INFO] [stderr]       Adding smol v1.2.5 (available: v1.3.0)
[INFO] [stderr]       Adding widestring v0.4.3 (available: v1.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a281bb0b382bad2efa634eb49d7bf0f57d194dbcca360ffc950e1f8c435fc6b
[INFO] running `Command { std: "docker" "start" "-a" "8a281bb0b382bad2efa634eb49d7bf0f57d194dbcca360ffc950e1f8c435fc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a281bb0b382bad2efa634eb49d7bf0f57d194dbcca360ffc950e1f8c435fc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a281bb0b382bad2efa634eb49d7bf0f57d194dbcca360ffc950e1f8c435fc6b", kill_on_drop: false }`
[INFO] [stdout] 8a281bb0b382bad2efa634eb49d7bf0f57d194dbcca360ffc950e1f8c435fc6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32836454d1d39907954ed60f889a67d2ce7ded743d7505657ea20f6824809334
[INFO] running `Command { std: "docker" "start" "-a" "32836454d1d39907954ed60f889a67d2ce7ded743d7505657ea20f6824809334", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling event-listener v3.1.0
[INFO] [stderr]    Compiling async-io v2.6.0
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling async-executor v1.13.3
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling async-signal v0.2.13
[INFO] [stderr]    Compiling heim-common v0.1.0-rc.1
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling uom v0.30.0
[INFO] [stderr]    Compiling async-net v1.8.0
[INFO] [stderr]    Compiling async-process v1.8.1
[INFO] [stderr]    Compiling smol v1.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling heim-runtime v0.1.0-rc.1
[INFO] [stderr]    Compiling heim-disk v0.1.0-rc.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: fields `read_merged_count` and `write_merged_count` are never read
[INFO] [stdout]   --> src/sys/linux/counters.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct IoCounters {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 31 |     read_merged_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 32 |     write_merged_count: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IoCounters` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     dead_code,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `heim-disk` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "32836454d1d39907954ed60f889a67d2ce7ded743d7505657ea20f6824809334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32836454d1d39907954ed60f889a67d2ce7ded743d7505657ea20f6824809334", kill_on_drop: false }`
[INFO] [stdout] 32836454d1d39907954ed60f889a67d2ce7ded743d7505657ea20f6824809334
