[INFO] updating cached repository https://github.com/killercup/cargo-edit
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] f7c89623813023a604fad50512a5dc12cd985548
[INFO] checking killercup/cargo-edit against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkillercup%2Fcargo-edit" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/killercup/cargo-edit on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/killercup/cargo-edit
[INFO] finished tweaking git repo https://github.com/killercup/cargo-edit
[INFO] tweaked toml for git repo https://github.com/killercup/cargo-edit written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/killercup/cargo-edit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 056d6ff172c6832a304d9372d8ba4c9a53e7149a420d17dc3112c867305144b3
[INFO] running `"docker" "start" "-a" "056d6ff172c6832a304d9372d8ba4c9a53e7149a420d17dc3112c867305144b3"`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking subprocess v0.2.4
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio v0.2.13
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking env_proxy v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling structopt-derive v0.4.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling libssh2-sys v0.2.16
[INFO] [stderr]    Compiling libgit2-sys v0.12.0+0.99.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking structopt v0.3.12
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking git2 v0.13.0
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking cargo-edit v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `manifest`
[INFO] [stderr]     --> tests/cargo-add.rs:1039:19
[INFO] [stderr]      |
[INFO] [stderr] 1039 |     let (_tmpdir, manifest) = clone_out_test("tests/fixtures/add/Cargo.toml.sample");
[INFO] [stderr]      |                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_manifest`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.25s
[INFO] running `"docker" "inspect" "056d6ff172c6832a304d9372d8ba4c9a53e7149a420d17dc3112c867305144b3"`
[INFO] running `"docker" "rm" "-f" "056d6ff172c6832a304d9372d8ba4c9a53e7149a420d17dc3112c867305144b3"`
[INFO] [stdout] 056d6ff172c6832a304d9372d8ba4c9a53e7149a420d17dc3112c867305144b3