[INFO] fetching crate cflare 0.2.0...
[INFO] checking cflare-0.2.0 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate cflare 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cflare 0.2.0 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cflare 0.2.0
[INFO] finished tweaking crates.io crate cflare 0.2.0
[INFO] tweaked toml for crates.io crate cflare 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cflare 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1ea39c88cf23d862ec180cfc1d3752f83a305129c6ad8d8fbfa9eca2d7aeeb3d
[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" "1ea39c88cf23d862ec180cfc1d3752f83a305129c6ad8d8fbfa9eca2d7aeeb3d"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking tabular v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking openssl-sys v0.9.55
[INFO] [stderr]    Compiling trackable_derive v0.1.3
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-async v2.5.0
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]     Checking trackable v0.2.23
[INFO] [stderr]     Checking slog-term v2.5.0
[INFO] [stderr]     Checking sloggers v0.3.5
[INFO] [stderr]     Checking serde_with v1.4.0
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking cloudflare v0.6.4
[INFO] [stderr]     Checking cflare v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.53s
[INFO] running `"docker" "inspect" "1ea39c88cf23d862ec180cfc1d3752f83a305129c6ad8d8fbfa9eca2d7aeeb3d"`
[INFO] running `"docker" "rm" "-f" "1ea39c88cf23d862ec180cfc1d3752f83a305129c6ad8d8fbfa9eca2d7aeeb3d"`
[INFO] [stdout] 1ea39c88cf23d862ec180cfc1d3752f83a305129c6ad8d8fbfa9eca2d7aeeb3d