[INFO] cloning repository https://github.com/ksander314/tetrabot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ksander314/tetrabot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksander314%2Ftetrabot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksander314%2Ftetrabot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8f2b54fdb05de2f44a2423bf301cc5b367c0121
[INFO] checking ksander314/tetrabot against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fksander314%2Ftetrabot" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ksander314/tetrabot on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ksander314/tetrabot
[INFO] finished tweaking git repo https://github.com/ksander314/tetrabot
[INFO] tweaked toml for git repo https://github.com/ksander314/tetrabot written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ksander314/tetrabot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 573bfbd9bdc7449ececfbe6d327d28445ef559189ef739cd390119cbd91ff545
[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" "573bfbd9bdc7449ececfbe6d327d28445ef559189ef739cd390119cbd91ff545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "573bfbd9bdc7449ececfbe6d327d28445ef559189ef739cd390119cbd91ff545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573bfbd9bdc7449ececfbe6d327d28445ef559189ef739cd390119cbd91ff545", kill_on_drop: false }`
[INFO] [stdout] 573bfbd9bdc7449ececfbe6d327d28445ef559189ef739cd390119cbd91ff545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--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] 7435d949e004b8b61197a4377f7f81776ae6a7bebcc014c7d1dda4c6c271f9a4
[INFO] running `Command { std: "docker" "start" "-a" "7435d949e004b8b61197a4377f7f81776ae6a7bebcc014c7d1dda4c6c271f9a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]     Checking memchr v2.3.2
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]     Checking multipart v0.16.1
[INFO] [stderr]     Checking serde-value v0.5.3
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking telegram-bot-raw v0.7.0 (https://github.com/telegram-rs/telegram-bot#8e363c51)
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking tracing v0.1.12
[INFO] [stderr]     Checking tracing-futures v0.2.1
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking hyper v0.13.2
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking telegram-bot v0.7.0 (https://github.com/telegram-rs/telegram-bot#8e363c51)
[INFO] [stderr]     Checking reqwest v0.10.1
[INFO] [stderr]     Checking telebot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `translation` is never read
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut translation = String::from("NO TRANSLATION");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `translation` is never read
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let mut translation = String::from("NO TRANSLATION");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.12s
[INFO] running `Command { std: "docker" "inspect" "7435d949e004b8b61197a4377f7f81776ae6a7bebcc014c7d1dda4c6c271f9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7435d949e004b8b61197a4377f7f81776ae6a7bebcc014c7d1dda4c6c271f9a4", kill_on_drop: false }`
[INFO] [stdout] 7435d949e004b8b61197a4377f7f81776ae6a7bebcc014c7d1dda4c6c271f9a4