[INFO] updating cached repository https://github.com/amty/magreader
[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] 9517eb8dd8f39a6b7e90e63f38cb4d8a89237d62
[INFO] checking amty/magreader against nightly-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famty%2Fmagreader" "/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/amty/magreader on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/amty/magreader
[INFO] finished tweaking git repo https://github.com/amty/magreader
[INFO] tweaked toml for git repo https://github.com/amty/magreader written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/amty/magreader already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "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=allow" "-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" "+nightly-2019-10-27" "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] 9bb91e6075ea214ec8e2017a91570f6334769a8749d1a0e2430a8a9c4d04a2b3
[INFO] running `"docker" "start" "-a" "9bb91e6075ea214ec8e2017a91570f6334769a8749d1a0e2430a8a9c4d04a2b3"`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling serde_derive v1.0.43
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking regex v0.2.10
[INFO] [stderr]     Checking csv v1.0.0-beta.5
[INFO] [stderr]     Checking markdown v0.2.0 (https://github.com/amty/markdown.rs#788aa512)
[INFO] [stderr]     Checking export-mags v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.15s
[INFO] running `"docker" "inspect" "9bb91e6075ea214ec8e2017a91570f6334769a8749d1a0e2430a8a9c4d04a2b3"`
[INFO] running `"docker" "rm" "-f" "9bb91e6075ea214ec8e2017a91570f6334769a8749d1a0e2430a8a9c4d04a2b3"`
[INFO] [stdout] 9bb91e6075ea214ec8e2017a91570f6334769a8749d1a0e2430a8a9c4d04a2b3