[INFO] fetching crate tmux_chooser 0.5.0...
[INFO] testing tmux_chooser-0.5.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate tmux_chooser 0.5.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate tmux_chooser 0.5.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-33/source/Cargo.toml
[INFO] crate crates.io crate tmux_chooser 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8e5c97c4c92a4af7076dbe31db6be2a472d2a5c91beebe84e22db31ef63762b
[INFO] running `Command { std: "docker" "start" "-a" "d8e5c97c4c92a4af7076dbe31db6be2a472d2a5c91beebe84e22db31ef63762b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8e5c97c4c92a4af7076dbe31db6be2a472d2a5c91beebe84e22db31ef63762b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e5c97c4c92a4af7076dbe31db6be2a472d2a5c91beebe84e22db31ef63762b", kill_on_drop: false }`
[INFO] [stdout] d8e5c97c4c92a4af7076dbe31db6be2a472d2a5c91beebe84e22db31ef63762b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f6bc7ff125eedaba6097b70c86f168a9fd20af0fb60445981f465c43c86b46
[INFO] running `Command { std: "docker" "start" "-a" "57f6bc7ff125eedaba6097b70c86f168a9fd20af0fb60445981f465c43c86b46", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "57f6bc7ff125eedaba6097b70c86f168a9fd20af0fb60445981f465c43c86b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f6bc7ff125eedaba6097b70c86f168a9fd20af0fb60445981f465c43c86b46", kill_on_drop: false }`
[INFO] [stdout] 57f6bc7ff125eedaba6097b70c86f168a9fd20af0fb60445981f465c43c86b46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1a6dc1515fc24bfb881f9313f43f468c2f13a2075be696e12c74e49c9262995
[INFO] running `Command { std: "docker" "start" "-a" "f1a6dc1515fc24bfb881f9313f43f468c2f13a2075be696e12c74e49c9262995", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "f1a6dc1515fc24bfb881f9313f43f468c2f13a2075be696e12c74e49c9262995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a6dc1515fc24bfb881f9313f43f468c2f13a2075be696e12c74e49c9262995", kill_on_drop: false }`
[INFO] [stdout] f1a6dc1515fc24bfb881f9313f43f468c2f13a2075be696e12c74e49c9262995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28a7004fbab6bf8d0a9b054772bc0606fad76218824df34f7c2ff70db9cbb47f
[INFO] running `Command { std: "docker" "start" "-a" "28a7004fbab6bf8d0a9b054772bc0606fad76218824df34f7c2ff70db9cbb47f", 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tmux_chooser` (bin "tmux_chooser" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tmux_chooser-5a99ac5eaec85e12)
[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" "28a7004fbab6bf8d0a9b054772bc0606fad76218824df34f7c2ff70db9cbb47f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a7004fbab6bf8d0a9b054772bc0606fad76218824df34f7c2ff70db9cbb47f", kill_on_drop: false }`
[INFO] [stdout] 28a7004fbab6bf8d0a9b054772bc0606fad76218824df34f7c2ff70db9cbb47f