[INFO] cloning repository https://github.com/ferrous-systems/cargo-review-deps
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ferrous-systems/cargo-review-deps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-review-deps"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-review-deps'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c6706e58175267775264105ce6b7ce20442c9533
[INFO] checking ferrous-systems/cargo-review-deps against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fferrous-systems%2Fcargo-review-deps" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ferrous-systems/cargo-review-deps on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ferrous-systems/cargo-review-deps
[INFO] finished tweaking git repo https://github.com/ferrous-systems/cargo-review-deps
[INFO] tweaked toml for git repo https://github.com/ferrous-systems/cargo-review-deps written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ferrous-systems/cargo-review-deps already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f93a2272be0192d3c1b35c1aefb4adb63a19a6e7f597d2580d5fb0482a646ae1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f93a2272be0192d3c1b35c1aefb4adb63a19a6e7f597d2580d5fb0482a646ae1"`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking environment v0.1.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking copy_dir v0.1.2
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking assert_cli v0.6.3
[INFO] [stderr]     Checking cargo_metadata v0.6.2
[INFO] [stderr]     Checking cargo-review-deps v1.1.0-pre.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.38s
[INFO] running `"docker" "inspect" "f93a2272be0192d3c1b35c1aefb4adb63a19a6e7f597d2580d5fb0482a646ae1"`
[INFO] running `"docker" "rm" "-f" "f93a2272be0192d3c1b35c1aefb4adb63a19a6e7f597d2580d5fb0482a646ae1"`
[INFO] [stdout] f93a2272be0192d3c1b35c1aefb4adb63a19a6e7f597d2580d5fb0482a646ae1