[INFO] updating cached repository https://github.com/sappharx/mdn-cli
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7483ed7aec9799663b1c9098857afcd10d1ee8ab
[INFO] testing sappharx/mdn-cli against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsappharx%2Fmdn-cli" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sappharx/mdn-cli on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sappharx/mdn-cli
[INFO] finished tweaking git repo https://github.com/sappharx/mdn-cli
[INFO] tweaked toml for git repo https://github.com/sappharx/mdn-cli written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sappharx/mdn-cli already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 1555d9e842b20074c6b127fe5afe3403eac963c2fcd8a5782a7f67789bf967d3
[INFO] running `"docker" "start" "-a" "1555d9e842b20074c6b127fe5afe3403eac963c2fcd8a5782a7f67789bf967d3"`
[INFO] [stderr]    Compiling mdn-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `open_command`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let open_command = Command::new("open")
[INFO] [stderr]   |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_open_command`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "1555d9e842b20074c6b127fe5afe3403eac963c2fcd8a5782a7f67789bf967d3"`
[INFO] running `"docker" "rm" "-f" "1555d9e842b20074c6b127fe5afe3403eac963c2fcd8a5782a7f67789bf967d3"`
[INFO] [stdout] 1555d9e842b20074c6b127fe5afe3403eac963c2fcd8a5782a7f67789bf967d3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7b14d4d8b9a1c25d3f004dc2ad8cdd78e2017f0c94ba66d001b67fbbe51d34e8
[INFO] running `"docker" "start" "-a" "7b14d4d8b9a1c25d3f004dc2ad8cdd78e2017f0c94ba66d001b67fbbe51d34e8"`
[INFO] [stderr]    Compiling mdn-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `open_command`
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let open_command = Command::new("open")
[INFO] [stderr]   |         ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_open_command`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "7b14d4d8b9a1c25d3f004dc2ad8cdd78e2017f0c94ba66d001b67fbbe51d34e8"`
[INFO] running `"docker" "rm" "-f" "7b14d4d8b9a1c25d3f004dc2ad8cdd78e2017f0c94ba66d001b67fbbe51d34e8"`
[INFO] [stdout] 7b14d4d8b9a1c25d3f004dc2ad8cdd78e2017f0c94ba66d001b67fbbe51d34e8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] ab5202da3ee2de5b2646fe7c8c55f66297ed903807f3176c4c098d00f2a4eefe
[INFO] running `"docker" "start" "-a" "ab5202da3ee2de5b2646fe7c8c55f66297ed903807f3176c4c098d00f2a4eefe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mdn_cli-27c7dab5e707cbcd
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ab5202da3ee2de5b2646fe7c8c55f66297ed903807f3176c4c098d00f2a4eefe"`
[INFO] running `"docker" "rm" "-f" "ab5202da3ee2de5b2646fe7c8c55f66297ed903807f3176c4c098d00f2a4eefe"`
[INFO] [stdout] ab5202da3ee2de5b2646fe7c8c55f66297ed903807f3176c4c098d00f2a4eefe