[INFO] cloning repository https://github.com/KellanMebane/minils-unix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KellanMebane/minils-unix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKellanMebane%2Fminils-unix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKellanMebane%2Fminils-unix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbc8c548300ade7632aae0e93fa5708063d5159f
[INFO] testing KellanMebane/minils-unix against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKellanMebane%2Fminils-unix" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KellanMebane/minils-unix on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KellanMebane/minils-unix
[INFO] finished tweaking git repo https://github.com/KellanMebane/minils-unix
[INFO] tweaked toml for git repo https://github.com/KellanMebane/minils-unix written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/KellanMebane/minils-unix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.55
[INFO] [stderr]   Downloaded autocfg v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4243742a44dc9c7793ea91eeae4ed0d0c5c8ba890c5526733b73c30ad9854b92
[INFO] running `Command { std: "docker" "start" "-a" "4243742a44dc9c7793ea91eeae4ed0d0c5c8ba890c5526733b73c30ad9854b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4243742a44dc9c7793ea91eeae4ed0d0c5c8ba890c5526733b73c30ad9854b92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4243742a44dc9c7793ea91eeae4ed0d0c5c8ba890c5526733b73c30ad9854b92", kill_on_drop: false }`
[INFO] [stdout] 4243742a44dc9c7793ea91eeae4ed0d0c5c8ba890c5526733b73c30ad9854b92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 705856a553d87dbfb6ffc504db4ba2e20a6b3580b4b897501c57d3a553e3b910
[INFO] running `Command { std: "docker" "start" "-a" "705856a553d87dbfb6ffc504db4ba2e20a6b3580b4b897501c57d3a553e3b910", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling minils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link_count`
[INFO] [stdout]   --> src/main.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 let link_count = metadata.nlink();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_link_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uid`
[INFO] [stdout]   --> src/main.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 let uid = metadata.uid();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_uid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gid`
[INFO] [stdout]   --> src/main.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let gid = metadata.gid();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_gid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "705856a553d87dbfb6ffc504db4ba2e20a6b3580b4b897501c57d3a553e3b910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705856a553d87dbfb6ffc504db4ba2e20a6b3580b4b897501c57d3a553e3b910", kill_on_drop: false }`
[INFO] [stdout] 705856a553d87dbfb6ffc504db4ba2e20a6b3580b4b897501c57d3a553e3b910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50fb08784d35238f5645d5868f8f838c51c517c914508127be7b72bf03421949
[INFO] running `Command { std: "docker" "start" "-a" "50fb08784d35238f5645d5868f8f838c51c517c914508127be7b72bf03421949", kill_on_drop: false }`
[INFO] [stderr]    Compiling minils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `link_count`
[INFO] [stdout]   --> src/main.rs:59:21
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 let link_count = metadata.nlink();
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_link_count`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uid`
[INFO] [stdout]   --> src/main.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 let uid = metadata.uid();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_uid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gid`
[INFO] [stdout]   --> src/main.rs:63:21
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let gid = metadata.gid();
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_gid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "50fb08784d35238f5645d5868f8f838c51c517c914508127be7b72bf03421949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fb08784d35238f5645d5868f8f838c51c517c914508127be7b72bf03421949", kill_on_drop: false }`
[INFO] [stdout] 50fb08784d35238f5645d5868f8f838c51c517c914508127be7b72bf03421949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a306f7ca7a3a93506756bfd2547e5b94d364ec86baf62a1bb7b7fab50d30c95d
[INFO] running `Command { std: "docker" "start" "-a" "a306f7ca7a3a93506756bfd2547e5b94d364ec86baf62a1bb7b7fab50d30c95d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `link_count`
[INFO] [stderr]   --> src/main.rs:59:21
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 let link_count = metadata.nlink();
[INFO] [stderr]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_link_count`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uid`
[INFO] [stderr]   --> src/main.rs:61:21
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 let uid = metadata.uid();
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_uid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gid`
[INFO] [stderr]   --> src/main.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |                 let gid = metadata.gid();
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_gid`
[INFO] [stderr] 
[INFO] [stderr] warning: `minils` (bin "minils" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minils-bdded2cb74fc4332)
[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" "a306f7ca7a3a93506756bfd2547e5b94d364ec86baf62a1bb7b7fab50d30c95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a306f7ca7a3a93506756bfd2547e5b94d364ec86baf62a1bb7b7fab50d30c95d", kill_on_drop: false }`
[INFO] [stdout] a306f7ca7a3a93506756bfd2547e5b94d364ec86baf62a1bb7b7fab50d30c95d