[INFO] fetching crate gray 0.1.0...
[INFO] testing gray-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate gray 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate gray 0.1.0
[INFO] finished tweaking crates.io crate gray 0.1.0
[INFO] tweaked toml for crates.io crate gray 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gray 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f58cb97c22c73b2215effb75872d25ab15beb18786c8d1998c96db73112cffe
[INFO] running `Command { std: "docker" "start" "-a" "5f58cb97c22c73b2215effb75872d25ab15beb18786c8d1998c96db73112cffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f58cb97c22c73b2215effb75872d25ab15beb18786c8d1998c96db73112cffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f58cb97c22c73b2215effb75872d25ab15beb18786c8d1998c96db73112cffe", kill_on_drop: false }`
[INFO] [stdout] 5f58cb97c22c73b2215effb75872d25ab15beb18786c8d1998c96db73112cffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 689fc72f7bd67a0ed85c9b2e96169c4e69d3d1c3d7a2bc6e3109a81356ecc988
[INFO] running `Command { std: "docker" "start" "-a" "689fc72f7bd67a0ed85c9b2e96169c4e69d3d1c3d7a2bc6e3109a81356ecc988", kill_on_drop: false }`
[INFO] [stderr]    Compiling gray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `new_app` is never used
[INFO] [stdout]   --> src/cli.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn new_app(name:String,authors:Vec<String>)-> App{
[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 0.19s
[INFO] running `Command { std: "docker" "inspect" "689fc72f7bd67a0ed85c9b2e96169c4e69d3d1c3d7a2bc6e3109a81356ecc988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "689fc72f7bd67a0ed85c9b2e96169c4e69d3d1c3d7a2bc6e3109a81356ecc988", kill_on_drop: false }`
[INFO] [stdout] 689fc72f7bd67a0ed85c9b2e96169c4e69d3d1c3d7a2bc6e3109a81356ecc988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8efb0dd5847ff05376aac2d93913764b4a3ab21aa0c525aee92a4a33b288a39
[INFO] running `Command { std: "docker" "start" "-a" "f8efb0dd5847ff05376aac2d93913764b4a3ab21aa0c525aee92a4a33b288a39", kill_on_drop: false }`
[INFO] [stdout] warning: function `new_app` is never used
[INFO] [stdout]   --> src/cli.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn new_app(name:String,authors:Vec<String>)-> App{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling gray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `new_app` is never used
[INFO] [stdout]   --> src/cli.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn new_app(name:String,authors:Vec<String>)-> App{
[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 0.30s
[INFO] running `Command { std: "docker" "inspect" "f8efb0dd5847ff05376aac2d93913764b4a3ab21aa0c525aee92a4a33b288a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8efb0dd5847ff05376aac2d93913764b4a3ab21aa0c525aee92a4a33b288a39", kill_on_drop: false }`
[INFO] [stdout] f8efb0dd5847ff05376aac2d93913764b4a3ab21aa0c525aee92a4a33b288a39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8871983c943f7cac616cba9647ffa8625868f65a811a95f069cdfdba6b29a7ce
[INFO] running `Command { std: "docker" "start" "-a" "8871983c943f7cac616cba9647ffa8625868f65a811a95f069cdfdba6b29a7ce", kill_on_drop: false }`
[INFO] [stderr] warning: function `new_app` is never used
[INFO] [stderr]   --> src/cli.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn new_app(name:String,authors:Vec<String>)-> App{
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `gray` (lib) generated 1 warning
[INFO] [stderr] warning: `gray` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gray-b91105c3a9892f7e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::application ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gray
[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" "8871983c943f7cac616cba9647ffa8625868f65a811a95f069cdfdba6b29a7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8871983c943f7cac616cba9647ffa8625868f65a811a95f069cdfdba6b29a7ce", kill_on_drop: false }`
[INFO] [stdout] 8871983c943f7cac616cba9647ffa8625868f65a811a95f069cdfdba6b29a7ce