[INFO] cloning repository https://github.com/whitfin/detox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whitfin/detox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhitfin%2Fdetox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhitfin%2Fdetox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0354e5b0317242386c850cadff20a5836245e4db
[INFO] testing whitfin/detox against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhitfin%2Fdetox" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/whitfin/detox
[INFO] finished tweaking git repo https://github.com/whitfin/detox
[INFO] tweaked toml for git repo https://github.com/whitfin/detox written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whitfin/detox on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whitfin/detox 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2071ebe12a8aa38cc82f6df1e3b11820012afc4a601f39fd7acc37a21576362c
[INFO] running `Command { std: "docker" "start" "-a" "2071ebe12a8aa38cc82f6df1e3b11820012afc4a601f39fd7acc37a21576362c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2071ebe12a8aa38cc82f6df1e3b11820012afc4a601f39fd7acc37a21576362c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2071ebe12a8aa38cc82f6df1e3b11820012afc4a601f39fd7acc37a21576362c", kill_on_drop: false }`
[INFO] [stdout] 2071ebe12a8aa38cc82f6df1e3b11820012afc4a601f39fd7acc37a21576362c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88833743bfba26d3b385fb96cf69de1d9cd4ee980ebae1e118f221af5ce98cf2
[INFO] running `Command { std: "docker" "start" "-a" "88833743bfba26d3b385fb96cf69de1d9cd4ee980ebae1e118f221af5ce98cf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling detox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `name` is never used
[INFO] [stdout]   --> src/cleaner.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait Cleaner {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 22 |     /// Returns the name of the current cleaner.
[INFO] [stdout] 23 |     fn name(&self) -> &str;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "88833743bfba26d3b385fb96cf69de1d9cd4ee980ebae1e118f221af5ce98cf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88833743bfba26d3b385fb96cf69de1d9cd4ee980ebae1e118f221af5ce98cf2", kill_on_drop: false }`
[INFO] [stdout] 88833743bfba26d3b385fb96cf69de1d9cd4ee980ebae1e118f221af5ce98cf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20ea4f85e7f442e9f04fe3ae1f0c7cdd68c1fc53349000160a5ddb6a1837d86a
[INFO] running `Command { std: "docker" "start" "-a" "20ea4f85e7f442e9f04fe3ae1f0c7cdd68c1fc53349000160a5ddb6a1837d86a", kill_on_drop: false }`
[INFO] [stderr]    Compiling detox v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `name` is never used
[INFO] [stdout]   --> src/cleaner.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait Cleaner {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] 22 |     /// Returns the name of the current cleaner.
[INFO] [stdout] 23 |     fn name(&self) -> &str;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "20ea4f85e7f442e9f04fe3ae1f0c7cdd68c1fc53349000160a5ddb6a1837d86a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20ea4f85e7f442e9f04fe3ae1f0c7cdd68c1fc53349000160a5ddb6a1837d86a", kill_on_drop: false }`
[INFO] [stdout] 20ea4f85e7f442e9f04fe3ae1f0c7cdd68c1fc53349000160a5ddb6a1837d86a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ace61afc6b0e039aa2d47353a5da26344a92374adf2de3ba8a17f8634bc62bbf
[INFO] running `Command { std: "docker" "start" "-a" "ace61afc6b0e039aa2d47353a5da26344a92374adf2de3ba8a17f8634bc62bbf", kill_on_drop: false }`
[INFO] [stderr] warning: method `name` is never used
[INFO] [stdout] 
[INFO] [stderr]   --> src/cleaner.rs:23:8
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 21 | pub trait Cleaner {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |           ------- method in this trait
[INFO] [stdout] 
[INFO] [stderr] 22 |     /// Returns the name of the current cleaner.
[INFO] [stderr] 23 |     fn name(&self) -> &str;
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `detox` (bin "detox" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/detox-91c33fcd491538bd)
[INFO] running `Command { std: "docker" "inspect" "ace61afc6b0e039aa2d47353a5da26344a92374adf2de3ba8a17f8634bc62bbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace61afc6b0e039aa2d47353a5da26344a92374adf2de3ba8a17f8634bc62bbf", kill_on_drop: false }`
[INFO] [stdout] ace61afc6b0e039aa2d47353a5da26344a92374adf2de3ba8a17f8634bc62bbf