[INFO] cloning repository https://github.com/remtori/tank-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remtori/tank-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremtori%2Ftank-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremtori%2Ftank-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f61ac92b490fa766d6bb57fd71e558dd3941d47
[INFO] testing remtori/tank-rs against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremtori%2Ftank-rs" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/remtori/tank-rs on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/remtori/tank-rs
[INFO] finished tweaking git repo https://github.com/remtori/tank-rs
[INFO] tweaked toml for git repo https://github.com/remtori/tank-rs written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/remtori/tank-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 205d6afaf4fe393c3ebac44f16988719ae85176663d122181d8ee84d94913c60
[INFO] running `Command { std: "docker" "start" "-a" "205d6afaf4fe393c3ebac44f16988719ae85176663d122181d8ee84d94913c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "205d6afaf4fe393c3ebac44f16988719ae85176663d122181d8ee84d94913c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205d6afaf4fe393c3ebac44f16988719ae85176663d122181d8ee84d94913c60", kill_on_drop: false }`
[INFO] [stdout] 205d6afaf4fe393c3ebac44f16988719ae85176663d122181d8ee84d94913c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3960a995e3a753ede5e7c150d67b172dc56fa8fd8c280d5f0beb23623db9a006
[INFO] running `Command { std: "docker" "start" "-a" "3960a995e3a753ede5e7c150d67b172dc56fa8fd8c280d5f0beb23623db9a006", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-bidi v0.3.6
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling num_threads v0.1.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling tinyvec v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling tungstenite v0.15.0
[INFO] [stderr]    Compiling flexi_logger v0.19.6
[INFO] [stderr]    Compiling tank-game-server v0.0.0 (/opt/rustwide/workdir/service/game)
[INFO] [stdout] warning: unused import: `std::net::TcpListener`
[INFO] [stdout]  --> service/game/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tank-game-server` due to 2 previous errors; 1 warning emitted
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> service/game/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3960a995e3a753ede5e7c150d67b172dc56fa8fd8c280d5f0beb23623db9a006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3960a995e3a753ede5e7c150d67b172dc56fa8fd8c280d5f0beb23623db9a006", kill_on_drop: false }`
[INFO] [stdout] 3960a995e3a753ede5e7c150d67b172dc56fa8fd8c280d5f0beb23623db9a006