[INFO] cloning repository https://github.com/guccialex/mtg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guccialex/mtg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccialex%2Fmtg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccialex%2Fmtg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6290a7cc6d4dfc9e6bd77472cbdcf4ee46aacf3
[INFO] testing guccialex/mtg 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%2Fguccialex%2Fmtg" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  73% (34/46)
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[INFO] validating manifest of git repo https://github.com/guccialex/mtg 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/guccialex/mtg
[INFO] finished tweaking git repo https://github.com/guccialex/mtg
[INFO] tweaked toml for git repo https://github.com/guccialex/mtg written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/guccialex/mtg 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 74a072604f639598c179362ee46741d05dcc5a3547e00b923f4df2f2d99dd1f0
[INFO] running `Command { std: "docker" "start" "-a" "74a072604f639598c179362ee46741d05dcc5a3547e00b923f4df2f2d99dd1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a072604f639598c179362ee46741d05dcc5a3547e00b923f4df2f2d99dd1f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a072604f639598c179362ee46741d05dcc5a3547e00b923f4df2f2d99dd1f0", kill_on_drop: false }`
[INFO] [stdout] 74a072604f639598c179362ee46741d05dcc5a3547e00b923f4df2f2d99dd1f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5c177417db124bf92ea5e42adbc110568981d53474498200ebbac8c788c1307
[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" "d5c177417db124bf92ea5e42adbc110568981d53474498200ebbac8c788c1307", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling cfg-expr v0.7.4
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling openssl-sys v0.9.64
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling simba v0.5.1
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling nalgebra v0.28.0
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling h2 v0.3.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling hyper v0.14.9
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling system-deps v3.1.2
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling glib-macros v0.14.1
[INFO] [stderr]    Compiling glib-sys v0.14.0
[INFO] [stderr]    Compiling gobject-sys v0.14.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.14.0
[INFO] [stderr]    Compiling glib v0.14.2
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.3
[INFO] [stderr]    Compiling cairo-rs v0.14.1
[INFO] [stderr]    Compiling mtgmetadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `nalgebra::Point2`
[INFO] [stdout]  --> src/structs/deck.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use nalgebra::Point2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `nalgebra::Vector2`
[INFO] [stdout]  --> src/structs/deck.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use nalgebra::Vector2;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/structs/deckposition.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/structs/deckposition.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `thread`, `time`
[INFO] [stdout]  --> src/majorization.rs:5:11
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{thread, time};
[INFO] [stdout]   |           ^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/majorization.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `na::Point2`
[INFO] [stdout]   --> src/majorization.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use na::Point2;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `na::Vector2`
[INFO] [stdout]   --> src/majorization.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use na::Vector2;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::BTreeSet`
[INFO] [stdout]   --> src/majorization.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use std::collections::BTreeSet;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::net::TcpListener`
[INFO] [stdout]  --> src/actions/fetchdata.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tokio::net::TcpListener;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]  --> src/actions/fetchdata.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/actions/fetchdata.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]   --> src/actions/fetchdata.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::io;
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]    --> src/actions/getdata.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 | use std::collections::HashSet;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]    --> src/actions/getdata.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | use std::iter::FromIterator;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude::*`
[INFO] [stdout]   --> src/actions/draw.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::io::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/actions/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry`
[INFO] [stdout]   --> src/main.rs:75:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |         use std::collections::hash_map::Entry;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(hash_drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(map_first_last)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(drain_filter)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsyncWriteExt`
[INFO] [stdout]  --> src/actions/fetchdata.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use tokio::io::{AsyncReadExt, AsyncWriteExt};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mtgmetadata` due to 4 previous errors; 19 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d5c177417db124bf92ea5e42adbc110568981d53474498200ebbac8c788c1307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c177417db124bf92ea5e42adbc110568981d53474498200ebbac8c788c1307", kill_on_drop: false }`
[INFO] [stdout] d5c177417db124bf92ea5e42adbc110568981d53474498200ebbac8c788c1307