[INFO] fetching crate cargo-docset 0.1.2...
[INFO] checking cargo-docset-0.1.2 against master#201e52e5fe73ccf3dd22946b1216ad8d64f8c2ba for pr-63809
[INFO] extracting crate cargo-docset 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cargo-docset 0.1.2 on toolchain 201e52e5fe73ccf3dd22946b1216ad8d64f8c2ba
[INFO] running `"/workspace/cargo-home/bin/cargo" "+201e52e5fe73ccf3dd22946b1216ad8d64f8c2ba" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cargo-docset 0.1.2
[INFO] finished tweaking crates.io crate cargo-docset 0.1.2
[INFO] tweaked toml for crates.io crate cargo-docset 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate cargo-docset 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+201e52e5fe73ccf3dd22946b1216ad8d64f8c2ba" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+201e52e5fe73ccf3dd22946b1216ad8d64f8c2ba" "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] bbe40b94ce2537abfe7e4f64d19af969e2128287702dfc406cd10acf8bb277ff
[INFO] running `"docker" "start" "-a" "bbe40b94ce2537abfe7e4f64d19af969e2128287702dfc406cd10acf8bb277ff"`
[INFO] [stderr]    Compiling curl v0.4.23
[INFO] [stderr]     Checking opener v0.4.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]     Checking home v0.3.4
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking bytesize v1.0.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling libgit2-sys v0.8.2
[INFO] [stderr]    Compiling curl-sys v0.4.21
[INFO] [stderr]    Compiling libsqlite3-sys v0.16.0
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking filetime v0.2.7
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking sized-chunks v0.3.1
[INFO] [stderr]     Checking jobserver v0.1.16
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]    Compiling snafu-derive v0.5.0
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.3
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking rusqlite v0.20.0
[INFO] [stderr]     Checking flate2 v1.0.11
[INFO] [stderr]     Checking ignore v0.4.10
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking snafu v0.5.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]     Checking crates-io v0.26.0
[INFO] [stderr]     Checking git2 v0.9.2
[INFO] [stderr]     Checking git2-curl v0.10.1
[INFO] [stderr]     Checking cargo v0.38.0
[INFO] [stderr]     Checking cargo-docset v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `"docker" "inspect" "bbe40b94ce2537abfe7e4f64d19af969e2128287702dfc406cd10acf8bb277ff"`
[INFO] running `"docker" "rm" "-f" "bbe40b94ce2537abfe7e4f64d19af969e2128287702dfc406cd10acf8bb277ff"`
[INFO] [stdout] bbe40b94ce2537abfe7e4f64d19af969e2128287702dfc406cd10acf8bb277ff