[INFO] fetching crate tkm 0.8.5...
[INFO] building tkm-0.8.5 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate tkm 0.8.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate tkm 0.8.5 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tkm 0.8.5
[INFO] finished tweaking crates.io crate tkm 0.8.5
[INFO] tweaked toml for crates.io crate tkm 0.8.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 31 packages to latest compatible versions
[INFO] [stderr]       Adding nom v4.2.3 (available: v7.1.3)
[INFO] [stderr]       Adding sysinfo v0.8.6 (available: v0.33.1)
[INFO] [stderr]       Adding termion v1.5.6 (available: v4.0.3)
[INFO] [stderr]       Adding tui v0.4.0 (available: v0.19.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sysinfo v0.8.6
[INFO] [stderr]   Downloaded tui v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0dc5f4676880857a1e635b44ffed9326144d344f6cb7c0b859460e6d4188a653
[INFO] running `Command { std: "docker" "start" "-a" "0dc5f4676880857a1e635b44ffed9326144d344f6cb7c0b859460e6d4188a653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dc5f4676880857a1e635b44ffed9326144d344f6cb7c0b859460e6d4188a653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dc5f4676880857a1e635b44ffed9326144d344f6cb7c0b859460e6d4188a653", kill_on_drop: false }`
[INFO] [stdout] 0dc5f4676880857a1e635b44ffed9326144d344f6cb7c0b859460e6d4188a653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1de6ae84962951b4d9be0ccd55e4ebd6db09f2211209322a9dd3f96d4283d1bb
[INFO] running `Command { std: "docker" "start" "-a" "1de6ae84962951b4d9be0ccd55e4ebd6db09f2211209322a9dd3f96d4283d1bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling sysinfo v0.8.6
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling tui v0.4.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling tkm v0.8.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]  --> src/app.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct App {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 8 |     pub mode: Mode,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1de6ae84962951b4d9be0ccd55e4ebd6db09f2211209322a9dd3f96d4283d1bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de6ae84962951b4d9be0ccd55e4ebd6db09f2211209322a9dd3f96d4283d1bb", kill_on_drop: false }`
[INFO] [stdout] 1de6ae84962951b4d9be0ccd55e4ebd6db09f2211209322a9dd3f96d4283d1bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44aad59c6ad454fbc58fd08864d618da0b64b94712d81e7d7e8fd3b7d9630415
[INFO] running `Command { std: "docker" "start" "-a" "44aad59c6ad454fbc58fd08864d618da0b64b94712d81e7d7e8fd3b7d9630415", kill_on_drop: false }`
[INFO] [stderr]    Compiling tkm v0.8.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `mode` is never read
[INFO] [stdout]  --> src/app.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct App {
[INFO] [stdout]   |            --- field in this struct
[INFO] [stdout] 8 |     pub mode: Mode,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "44aad59c6ad454fbc58fd08864d618da0b64b94712d81e7d7e8fd3b7d9630415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44aad59c6ad454fbc58fd08864d618da0b64b94712d81e7d7e8fd3b7d9630415", kill_on_drop: false }`
[INFO] [stdout] 44aad59c6ad454fbc58fd08864d618da0b64b94712d81e7d7e8fd3b7d9630415