[INFO] updating cached repository https://github.com/Kreyren/discord-bot
[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] 2a2a468089b03b6b4bedaf276f995486f6e1903c
[INFO] checking Kreyren/discord-bot against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKreyren%2Fdiscord-bot" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kreyren/discord-bot on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kreyren/discord-bot
[INFO] finished tweaking git repo https://github.com/Kreyren/discord-bot
[INFO] tweaked toml for git repo https://github.com/Kreyren/discord-bot written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kreyren/discord-bot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: Patch `openssl v0.9.24 (https://github.com/ishitatsuyuki/rust-openssl?branch=0.9.x#3b73dda4)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfd6868dcad3177cee190094419dac825033224e17768cf7afb68a75405bec75
[INFO] running `"docker" "start" "-a" "cfd6868dcad3177cee190094419dac825033224e17768cf7afb68a75405bec75"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: Patch `openssl v0.9.24 (https://github.com/ishitatsuyuki/rust-openssl?branch=0.9.x#3b73dda4)` was not used in the crate graph.
[INFO] [stderr] Check that the patched package version and available features are compatible
[INFO] [stderr] with the dependency requirements. If the patch has a different version from
[INFO] [stderr] what is locked in the Cargo.lock file, run `cargo update` to use the new
[INFO] [stderr] version. This may also occur with an optional dependency that is not enabled.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling serenity v0.8.0
[INFO] [stderr]     Checking uwl v0.5.1
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking tungstenite v0.9.2
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking tokio-rustls v0.12.2
[INFO] [stderr]     Checking rustls-native-certs v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling command_attr v0.1.7
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking hyper-rustls v0.19.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]     Checking crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling white_rabbit v0.1.1
[INFO] [stderr]    Compiling hey_listen v0.4.0
[INFO] [stderr]     Checking discord-bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 36s
[INFO] running `"docker" "inspect" "cfd6868dcad3177cee190094419dac825033224e17768cf7afb68a75405bec75"`
[INFO] running `"docker" "rm" "-f" "cfd6868dcad3177cee190094419dac825033224e17768cf7afb68a75405bec75"`
[INFO] [stdout] cfd6868dcad3177cee190094419dac825033224e17768cf7afb68a75405bec75