[INFO] fetching crate naviga 0.1.4...
[INFO] building naviga-0.1.4 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate naviga 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate naviga 0.1.4 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 naviga 0.1.4
[INFO] finished tweaking crates.io crate naviga 0.1.4
[INFO] tweaked toml for crates.io crate naviga 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate naviga 0.1.4 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.33
[INFO] [stderr]   Downloaded thiserror-impl v1.0.33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] eb5e3a021541024e98bd6688455a8cc0d74e6c376f612b1e23d6fd2d8d93a363
[INFO] running `Command { std: "docker" "start" "-a" "eb5e3a021541024e98bd6688455a8cc0d74e6c376f612b1e23d6fd2d8d93a363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb5e3a021541024e98bd6688455a8cc0d74e6c376f612b1e23d6fd2d8d93a363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5e3a021541024e98bd6688455a8cc0d74e6c376f612b1e23d6fd2d8d93a363", kill_on_drop: false }`
[INFO] [stdout] eb5e3a021541024e98bd6688455a8cc0d74e6c376f612b1e23d6fd2d8d93a363
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 51db40812ea1fff66a5be3da1b8976608d2f7bb456ce981fae1ae89d49385caa
[INFO] running `Command { std: "docker" "start" "-a" "51db40812ea1fff66a5be3da1b8976608d2f7bb456ce981fae1ae89d49385caa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.23.2
[INFO] [stderr]    Compiling tui v0.18.0
[INFO] [stderr]    Compiling naviga v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sender` and `handler` are never read
[INFO] [stdout]   --> src/event.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct EventHandler {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 25 |     /// Event sender channel.
[INFO] [stdout] 26 |     sender: mpsc::Sender<Event>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     handler: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventHandler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "51db40812ea1fff66a5be3da1b8976608d2f7bb456ce981fae1ae89d49385caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51db40812ea1fff66a5be3da1b8976608d2f7bb456ce981fae1ae89d49385caa", kill_on_drop: false }`
[INFO] [stdout] 51db40812ea1fff66a5be3da1b8976608d2f7bb456ce981fae1ae89d49385caa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6cedd91f663395d1d568cb200093c62a5be27d4d23b5a83cf8c55b0b2288acbc
[INFO] running `Command { std: "docker" "start" "-a" "6cedd91f663395d1d568cb200093c62a5be27d4d23b5a83cf8c55b0b2288acbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling naviga v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `sender` and `handler` are never read
[INFO] [stdout]   --> src/event.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct EventHandler {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 25 |     /// Event sender channel.
[INFO] [stdout] 26 |     sender: mpsc::Sender<Event>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     handler: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventHandler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `sender` and `handler` are never read
[INFO] [stdout]   --> src/event.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct EventHandler {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 25 |     /// Event sender channel.
[INFO] [stdout] 26 |     sender: mpsc::Sender<Event>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     handler: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `EventHandler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6cedd91f663395d1d568cb200093c62a5be27d4d23b5a83cf8c55b0b2288acbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cedd91f663395d1d568cb200093c62a5be27d4d23b5a83cf8c55b0b2288acbc", kill_on_drop: false }`
[INFO] [stdout] 6cedd91f663395d1d568cb200093c62a5be27d4d23b5a83cf8c55b0b2288acbc