[INFO] fetching crate tmux_chooser 0.5.0...
[INFO] testing tmux_chooser-0.5.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[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 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf4822cff1d61a1655564b2225b5c440568a2b520e1de41eb6f61e0a3faa6802
[INFO] running `Command { std: "docker" "start" "-a" "bf4822cff1d61a1655564b2225b5c440568a2b520e1de41eb6f61e0a3faa6802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf4822cff1d61a1655564b2225b5c440568a2b520e1de41eb6f61e0a3faa6802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4822cff1d61a1655564b2225b5c440568a2b520e1de41eb6f61e0a3faa6802", kill_on_drop: false }`
[INFO] [stdout] bf4822cff1d61a1655564b2225b5c440568a2b520e1de41eb6f61e0a3faa6802
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3da1fd965d8de5029eb719d7c1aed253696eab7d91ba021e0b9d0c7fce008cf6
[INFO] running `Command { std: "docker" "start" "-a" "3da1fd965d8de5029eb719d7c1aed253696eab7d91ba021e0b9d0c7fce008cf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[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 7.00s
[INFO] running `Command { std: "docker" "inspect" "3da1fd965d8de5029eb719d7c1aed253696eab7d91ba021e0b9d0c7fce008cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da1fd965d8de5029eb719d7c1aed253696eab7d91ba021e0b9d0c7fce008cf6", kill_on_drop: false }`
[INFO] [stdout] 3da1fd965d8de5029eb719d7c1aed253696eab7d91ba021e0b9d0c7fce008cf6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb91073486d7e92933ed35a2ae517de565b78000b763a84cc55de41966a56892
[INFO] running `Command { std: "docker" "start" "-a" "cb91073486d7e92933ed35a2ae517de565b78000b763a84cc55de41966a56892", 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 0.25s
[INFO] running `Command { std: "docker" "inspect" "cb91073486d7e92933ed35a2ae517de565b78000b763a84cc55de41966a56892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb91073486d7e92933ed35a2ae517de565b78000b763a84cc55de41966a56892", kill_on_drop: false }`
[INFO] [stdout] cb91073486d7e92933ed35a2ae517de565b78000b763a84cc55de41966a56892
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bca3e965a5d002fba8c544836e70c1606264f40a759d7989d4aa066f08f010c
[INFO] running `Command { std: "docker" "start" "-a" "0bca3e965a5d002fba8c544836e70c1606264f40a759d7989d4aa066f08f010c", 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" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tmux_chooser-99d8ffe7a2094cc0)
[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" "0bca3e965a5d002fba8c544836e70c1606264f40a759d7989d4aa066f08f010c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bca3e965a5d002fba8c544836e70c1606264f40a759d7989d4aa066f08f010c", kill_on_drop: false }`
[INFO] [stdout] 0bca3e965a5d002fba8c544836e70c1606264f40a759d7989d4aa066f08f010c