[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] 90873684768930377f30c6a16e1aec7e68c78166
[INFO] documenting Iaiao/TakeBot against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIaiao%2FTakeBot" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Iaiao/TakeBot on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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-0/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" "+1.46.0" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd6cfcf5d14674d3c67386e3556aac7d8b027b1cdbf79db271ad85555be58de3
[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" "cd6cfcf5d14674d3c67386e3556aac7d8b027b1cdbf79db271ad85555be58de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd6cfcf5d14674d3c67386e3556aac7d8b027b1cdbf79db271ad85555be58de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd6cfcf5d14674d3c67386e3556aac7d8b027b1cdbf79db271ad85555be58de3", kill_on_drop: false }`
[INFO] [stdout] cd6cfcf5d14674d3c67386e3556aac7d8b027b1cdbf79db271ad85555be58de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 287d330f2a3a22514fbeca0433fe6e611642d89a1018d702e33185257163dffc
[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" "287d330f2a3a22514fbeca0433fe6e611642d89a1018d702e33185257163dffc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling libz-sys v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.14
[INFO] [stderr]    Compiling curl-sys v0.4.34+curl-7.71.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]  Documenting taketaketaketake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: environment variable `taketoken` not defined
[INFO] [stdout]   --> src/main.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 | 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: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `taketaketaketake`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name taketaketaketake src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-a4535ac1495c8e48.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-a86eb47a0ac68302.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-fd953417ae6485af.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-c217a26a81608576.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c48efb3b4c0fd99f.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-ed5aca26b5557077.rmeta --cap-lints=warn` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "287d330f2a3a22514fbeca0433fe6e611642d89a1018d702e33185257163dffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "287d330f2a3a22514fbeca0433fe6e611642d89a1018d702e33185257163dffc", kill_on_drop: false }`
[INFO] [stdout] 287d330f2a3a22514fbeca0433fe6e611642d89a1018d702e33185257163dffc