[INFO] fetching crate tmux_chooser 0.5.0...
[INFO] testing tmux_chooser-0.5.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate tmux_chooser 0.5.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate tmux_chooser 0.5.0
[INFO] finished tweaking crates.io crate tmux_chooser 0.5.0
[INFO] tweaked toml for crates.io crate tmux_chooser 0.5.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tmux_chooser 0.5.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tmux_chooser 0.5.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78e0ed7f4806c37acff01fcad3bcf472aa5825fb12259f2854aabc4fa4fb6b9b
[INFO] running `Command { std: "docker" "start" "-a" "78e0ed7f4806c37acff01fcad3bcf472aa5825fb12259f2854aabc4fa4fb6b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78e0ed7f4806c37acff01fcad3bcf472aa5825fb12259f2854aabc4fa4fb6b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e0ed7f4806c37acff01fcad3bcf472aa5825fb12259f2854aabc4fa4fb6b9b", kill_on_drop: false }`
[INFO] [stdout] 78e0ed7f4806c37acff01fcad3bcf472aa5825fb12259f2854aabc4fa4fb6b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64ef4f1dba3a2b84e143ac24449d1046c9b9c483c496b9b1caaa09d7127932d9
[INFO] running `Command { std: "docker" "start" "-a" "64ef4f1dba3a2b84e143ac24449d1046c9b9c483c496b9b1caaa09d7127932d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling tmux_interface v0.0.6
[INFO] [stderr]    Compiling ctrlc v3.1.6
[INFO] [stderr]    Compiling tmux_chooser v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AttachSession`
[INFO] [stdout]  --> src/main.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tmux_interface::{AttachSession, NewSession, Sessions, TmuxInterface};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "64ef4f1dba3a2b84e143ac24449d1046c9b9c483c496b9b1caaa09d7127932d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ef4f1dba3a2b84e143ac24449d1046c9b9c483c496b9b1caaa09d7127932d9", kill_on_drop: false }`
[INFO] [stdout] 64ef4f1dba3a2b84e143ac24449d1046c9b9c483c496b9b1caaa09d7127932d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 344ce43f8cb750178d6f116a3594ed8a65054206473c303c53ea4dbf168f2d81
[INFO] running `Command { std: "docker" "start" "-a" "344ce43f8cb750178d6f116a3594ed8a65054206473c303c53ea4dbf168f2d81", kill_on_drop: false }`
[INFO] [stderr]    Compiling tmux_chooser v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `AttachSession`
[INFO] [stdout]  --> src/main.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tmux_interface::{AttachSession, NewSession, Sessions, TmuxInterface};
[INFO] [stdout]   |                      ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "344ce43f8cb750178d6f116a3594ed8a65054206473c303c53ea4dbf168f2d81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344ce43f8cb750178d6f116a3594ed8a65054206473c303c53ea4dbf168f2d81", kill_on_drop: false }`
[INFO] [stdout] 344ce43f8cb750178d6f116a3594ed8a65054206473c303c53ea4dbf168f2d81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1ba955ef32a1f3e7b7ba6324726b750d5f7401b3c8dba6897ea31efef157aa4
[INFO] running `Command { std: "docker" "start" "-a" "b1ba955ef32a1f3e7b7ba6324726b750d5f7401b3c8dba6897ea31efef157aa4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `AttachSession`
[INFO] [stderr]  --> src/main.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use tmux_interface::{AttachSession, NewSession, Sessions, TmuxInterface};
[INFO] [stderr]   |                      ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tmux_chooser` (bin "tmux_chooser" test) generated 1 warning (run `cargo fix --bin "tmux_chooser" -p tmux_chooser --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tmux_chooser-d0b41f041bb41757)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b1ba955ef32a1f3e7b7ba6324726b750d5f7401b3c8dba6897ea31efef157aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1ba955ef32a1f3e7b7ba6324726b750d5f7401b3c8dba6897ea31efef157aa4", kill_on_drop: false }`
[INFO] [stdout] b1ba955ef32a1f3e7b7ba6324726b750d5f7401b3c8dba6897ea31efef157aa4