[INFO] fetching crate bf-bot 0.2.0...
[INFO] checking bf-bot-0.2.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate bf-bot 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bf-bot 0.2.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bf-bot 0.2.0
[INFO] finished tweaking crates.io crate bf-bot 0.2.0
[INFO] tweaked toml for crates.io crate bf-bot 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate bf-bot 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa00f0a06c8dfa580062c17247bb7747be1b42e2e8f8d03c210c0fe7f5532210
[INFO] running `Command { std: "docker" "start" "-a" "fa00f0a06c8dfa580062c17247bb7747be1b42e2e8f8d03c210c0fe7f5532210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa00f0a06c8dfa580062c17247bb7747be1b42e2e8f8d03c210c0fe7f5532210", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa00f0a06c8dfa580062c17247bb7747be1b42e2e8f8d03c210c0fe7f5532210", kill_on_drop: false }`
[INFO] [stdout] fa00f0a06c8dfa580062c17247bb7747be1b42e2e8f8d03c210c0fe7f5532210
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28a313995a81e52763025e933919fe513d2e4b6ca0012a3a6cc7c2e093287385
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28a313995a81e52763025e933919fe513d2e4b6ca0012a3a6cc7c2e093287385", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking futures-core v0.3.11
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-sink v0.3.11
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking futures-io v0.3.11
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling serenity v0.9.4
[INFO] [stderr]     Checking typemap_rev v0.1.4
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking futures-task v0.3.11
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking subprocess v0.2.6
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking futures-channel v0.3.11
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking bf-lib v0.2.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking futures-util v0.3.11
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking futures v0.3.11
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking async-tungstenite v0.9.3
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking bf-bot v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.94s
[INFO] running `Command { std: "docker" "inspect" "28a313995a81e52763025e933919fe513d2e4b6ca0012a3a6cc7c2e093287385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a313995a81e52763025e933919fe513d2e4b6ca0012a3a6cc7c2e093287385", kill_on_drop: false }`
[INFO] [stdout] 28a313995a81e52763025e933919fe513d2e4b6ca0012a3a6cc7c2e093287385