[INFO] updating cached repository https://github.com/mattiascibien/oscar-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] 1949bb4bc9106ade14265d2f28ee393684528433
[INFO] checking mattiascibien/oscar-rs against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattiascibien%2Foscar-rs" "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/mattiascibien/oscar-rs on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mattiascibien/oscar-rs
[INFO] finished tweaking git repo https://github.com/mattiascibien/oscar-rs
[INFO] tweaked toml for git repo https://github.com/mattiascibien/oscar-rs written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/mattiascibien/oscar-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b6bb3661406d440787957606567367cea7aeb3ce50f14e39ee05f541d33a60b1
[INFO] running `"docker" "start" "-a" "b6bb3661406d440787957606567367cea7aeb3ce50f14e39ee05f541d33a60b1"`
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.19
[INFO] [stderr]     Checking bytes v0.4.7
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking digest v0.6.2
[INFO] [stderr]     Checking crypto-mac v0.4.0
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking sha-1 v0.4.1
[INFO] [stderr]     Checking hmac v0.4.2
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.0
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio v0.1.6
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling derive-error-chain v0.11.1
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking dotenv v0.12.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking hyper-tls v0.1.3
[INFO] [stderr]     Checking egg-mode v0.12.0
[INFO] [stderr]     Checking oscar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "b6bb3661406d440787957606567367cea7aeb3ce50f14e39ee05f541d33a60b1"`
[INFO] running `"docker" "rm" "-f" "b6bb3661406d440787957606567367cea7aeb3ce50f14e39ee05f541d33a60b1"`
[INFO] [stdout] b6bb3661406d440787957606567367cea7aeb3ce50f14e39ee05f541d33a60b1