[INFO] cloning repository https://github.com/Iaiao/TakeBot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Iaiao/TakeBot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIaiao%2FTakeBot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIaiao%2FTakeBot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7a55ddb406603da3dff01e65ecd081a12c28247
[INFO] testing Iaiao/TakeBot against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIaiao%2FTakeBot" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Iaiao/TakeBot on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Iaiao/TakeBot
[INFO] finished tweaking git repo https://github.com/Iaiao/TakeBot
[INFO] tweaked toml for git repo https://github.com/Iaiao/TakeBot written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Iaiao/TakeBot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-normalization v0.1.13
[INFO] [stderr]   Downloaded curl v0.4.31
[INFO] [stderr]   Downloaded hyper v0.13.7
[INFO] [stderr]   Downloaded reqwest v0.10.7
[INFO] [stderr]   Downloaded encoding_rs v0.8.23
[INFO] [stderr]   Downloaded curl-sys v0.4.34+curl-7.71.1
[INFO] [stderr]   Downloaded dtoa v0.4.6
[INFO] [stderr]   Downloaded security-framework-sys v0.4.3
[INFO] [stderr]   Downloaded h2 v0.2.6
[INFO] [stderr]   Downloaded security-framework v0.4.4
[INFO] [stderr]   Downloaded socket2 v0.3.12
[INFO] [stderr]   Downloaded indexmap v1.5.1
[INFO] [stderr]   Downloaded libz-sys v1.1.0
[INFO] [stderr]   Downloaded native-tls v0.2.4
[INFO] [stderr]   Downloaded tokio v0.2.22
[INFO] [stderr]   Downloaded pin-project-lite v0.1.7
[INFO] [stderr]   Downloaded tinyvec v0.3.4
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a14b6054b1d22996b8d660f12d2924b1bd822d845dbe7f133bd96449b77a397c
[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" "a14b6054b1d22996b8d660f12d2924b1bd822d845dbe7f133bd96449b77a397c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a14b6054b1d22996b8d660f12d2924b1bd822d845dbe7f133bd96449b77a397c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14b6054b1d22996b8d660f12d2924b1bd822d845dbe7f133bd96449b77a397c", kill_on_drop: false }`
[INFO] [stdout] a14b6054b1d22996b8d660f12d2924b1bd822d845dbe7f133bd96449b77a397c
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 351d459b6f35b077bd107a61797d300b6bc099181bac471957d5053e735d0948
[INFO] running `Command { std: "docker" "start" "-a" "351d459b6f35b077bd107a61797d300b6bc099181bac471957d5053e735d0948", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling libz-sys v1.1.0
[INFO] [stderr]    Compiling curl-sys v0.4.34+curl-7.71.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.7
[INFO] [stderr]    Compiling taketaketaketake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `taketoken` not defined
[INFO] [stdout]   --> src/main.rs:16:21
[INFO] [stdout]    |
[INFO] [stdout] 16 | const TOKEN: &str = env!("taketoken");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `taketaketaketake`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "351d459b6f35b077bd107a61797d300b6bc099181bac471957d5053e735d0948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351d459b6f35b077bd107a61797d300b6bc099181bac471957d5053e735d0948", kill_on_drop: false }`
[INFO] [stdout] 351d459b6f35b077bd107a61797d300b6bc099181bac471957d5053e735d0948