[INFO] cloning repository https://github.com/quangb/Discord-Bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quangb/Discord-Bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquangb%2FDiscord-Bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquangb%2FDiscord-Bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38a3394d830c74479b6d1ca3fce50c2d41336f4c
[INFO] testing quangb/Discord-Bot against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquangb%2FDiscord-Bot" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quangb/Discord-Bot on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quangb/Discord-Bot
[INFO] finished tweaking git repo https://github.com/quangb/Discord-Bot
[INFO] tweaked toml for git repo https://github.com/quangb/Discord-Bot written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/quangb/Discord-Bot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uwl v0.5.1
[INFO] [stderr]   Downloaded serenity v0.8.0
[INFO] [stderr]   Downloaded command_attr v0.1.7
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34fe8cd7f9ee3095044578ff9b404e949fd244405483eb1e221bda70cf09f0a7
[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" "34fe8cd7f9ee3095044578ff9b404e949fd244405483eb1e221bda70cf09f0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34fe8cd7f9ee3095044578ff9b404e949fd244405483eb1e221bda70cf09f0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34fe8cd7f9ee3095044578ff9b404e949fd244405483eb1e221bda70cf09f0a7", kill_on_drop: false }`
[INFO] [stdout] 34fe8cd7f9ee3095044578ff9b404e949fd244405483eb1e221bda70cf09f0a7
[INFO] running `Command { std: "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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 446ae9302e63e57a6908951f12a2f87235442d33b3e276476e4f09a8f94a16bf
[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" "446ae9302e63e57a6908951f12a2f87235442d33b3e276476e4f09a8f94a16bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling base64 v0.11.0
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling serenity v0.8.0
[INFO] [stderr]    Compiling uwl v0.5.1
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling tokio v0.2.13
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling webpki v0.21.2
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling rustls v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling tungstenite v0.9.2
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling tokio-rustls v0.13.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.12
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling command_attr v0.1.7
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling h2 v0.2.2
[INFO] [stderr]    Compiling hyper v0.13.3
[INFO] [stderr]    Compiling hyper-rustls v0.20.0
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling reqwest v0.10.4
[INFO] [stderr]    Compiling bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |             let msg = msg.channel_id.send_message(&ctx.http, |m| {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let mut s: String = get_random_path(&vector_file);
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 45s
[INFO] running `Command { std: "docker" "inspect" "446ae9302e63e57a6908951f12a2f87235442d33b3e276476e4f09a8f94a16bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446ae9302e63e57a6908951f12a2f87235442d33b3e276476e4f09a8f94a16bf", kill_on_drop: false }`
[INFO] [stdout] 446ae9302e63e57a6908951f12a2f87235442d33b3e276476e4f09a8f94a16bf
[INFO] running `Command { std: "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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] 4ebf1fd21d90adb6541384fe7457850a62b9a0c1b0520d31fd1934d509e17ed1
[INFO] running `Command { std: "docker" "start" "-a" "4ebf1fd21d90adb6541384fe7457850a62b9a0c1b0520d31fd1934d509e17ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/main.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |             let msg = msg.channel_id.send_message(&ctx.http, |m| {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:33:17
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let mut s: String = get_random_path(&vector_file);
[INFO] [stdout]    |                 ----^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "4ebf1fd21d90adb6541384fe7457850a62b9a0c1b0520d31fd1934d509e17ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ebf1fd21d90adb6541384fe7457850a62b9a0c1b0520d31fd1934d509e17ed1", kill_on_drop: false }`
[INFO] [stdout] 4ebf1fd21d90adb6541384fe7457850a62b9a0c1b0520d31fd1934d509e17ed1
[INFO] running `Command { std: "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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", 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] c5290613bda15d19047a837fa470db170d293f7c73f4b5e6239a61229bf443c9
[INFO] running `Command { std: "docker" "start" "-a" "c5290613bda15d19047a837fa470db170d293f7c73f4b5e6239a61229bf443c9", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/main.rs:35:17
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let msg = msg.channel_id.send_message(&ctx.http, |m| {
[INFO] [stderr]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:33:17
[INFO] [stderr]    |
[INFO] [stderr] 33 |             let mut s: String = get_random_path(&vector_file);
[INFO] [stderr]    |                 ----^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bot-62d7e1a3fbfe2ec6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5290613bda15d19047a837fa470db170d293f7c73f4b5e6239a61229bf443c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5290613bda15d19047a837fa470db170d293f7c73f4b5e6239a61229bf443c9", kill_on_drop: false }`
[INFO] [stdout] c5290613bda15d19047a837fa470db170d293f7c73f4b5e6239a61229bf443c9