[INFO] updating cached repository https://github.com/zsol/blackc
[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] 02a9ade5c69c5eeef41fcadbf9dce973fe67fe5f
[INFO] checking zsol/blackc against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzsol%2Fblackc" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zsol/blackc on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zsol/blackc
[INFO] finished tweaking git repo https://github.com/zsol/blackc
[INFO] tweaked toml for git repo https://github.com/zsol/blackc written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/zsol/blackc already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] b4204f8b7d148daecf4672219c1456f9dd894b1cb1390a81e2d2416ea75850f3
[INFO] running `"docker" "start" "-a" "b4204f8b7d148daecf4672219c1456f9dd894b1cb1390a81e2d2416ea75850f3"`
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking stderrlog v0.4.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.20
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking reqwest v0.9.17
[INFO] [stderr]     Checking blacc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / error_chain! {
[INFO] [stderr] 32 | |     foreign_links {
[INFO] [stderr] 33 | |         Io(std::io::Error);
[INFO] [stderr] 34 | |         Reqwest(reqwest::Error);
[INFO] [stderr] 35 | |     }
[INFO] [stderr] 36 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / error_chain! {
[INFO] [stderr] 32 | |     foreign_links {
[INFO] [stderr] 33 | |         Io(std::io::Error);
[INFO] [stderr] 34 | |         Reqwest(reqwest::Error);
[INFO] [stderr] 35 | |     }
[INFO] [stderr] 36 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / error_chain! {
[INFO] [stderr] 32 | |     foreign_links {
[INFO] [stderr] 33 | |         Io(std::io::Error);
[INFO] [stderr] 34 | |         Reqwest(reqwest::Error);
[INFO] [stderr] 35 | |     }
[INFO] [stderr] 36 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | / error_chain! {
[INFO] [stderr] 32 | |     foreign_links {
[INFO] [stderr] 33 | |         Io(std::io::Error);
[INFO] [stderr] 34 | |         Reqwest(reqwest::Error);
[INFO] [stderr] 35 | |     }
[INFO] [stderr] 36 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.10s
[INFO] running `"docker" "inspect" "b4204f8b7d148daecf4672219c1456f9dd894b1cb1390a81e2d2416ea75850f3"`
[INFO] running `"docker" "rm" "-f" "b4204f8b7d148daecf4672219c1456f9dd894b1cb1390a81e2d2416ea75850f3"`
[INFO] [stdout] b4204f8b7d148daecf4672219c1456f9dd894b1cb1390a81e2d2416ea75850f3