[INFO] cloning repository https://github.com/ElchananHaas/rustmtg-webserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ElchananHaas/rustmtg-webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElchananHaas%2Frustmtg-webserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElchananHaas%2Frustmtg-webserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bff38266e92097a75d026442f92e17b16a0c5857
[INFO] testing ElchananHaas/rustmtg-webserver 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%2FElchananHaas%2Frustmtg-webserver" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ElchananHaas/rustmtg-webserver 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/ElchananHaas/rustmtg-webserver
[INFO] finished tweaking git repo https://github.com/ElchananHaas/rustmtg-webserver
[INFO] tweaked toml for git repo https://github.com/ElchananHaas/rustmtg-webserver written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/ElchananHaas/rustmtg-webserver 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] bf584574b08841f00b87ccaa0e00e488fde34deed439bde898f78ea0c7b6c815
[INFO] running `Command { std: "docker" "start" "-a" "bf584574b08841f00b87ccaa0e00e488fde34deed439bde898f78ea0c7b6c815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf584574b08841f00b87ccaa0e00e488fde34deed439bde898f78ea0c7b6c815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf584574b08841f00b87ccaa0e00e488fde34deed439bde898f78ea0c7b6c815", kill_on_drop: false }`
[INFO] [stdout] bf584574b08841f00b87ccaa0e00e488fde34deed439bde898f78ea0c7b6c815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 09a63737d29d81560b4466ee2c3734f89fa940c1ca5ba79a0290155868f25630
[INFO] running `Command { std: "docker" "start" "-a" "09a63737d29d81560b4466ee2c3734f89fa940c1ca5ba79a0290155868f25630", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]    Compiling count_tts v0.2.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling sha-1 v0.10.0
[INFO] [stderr]    Compiling headers v0.3.7
[INFO] [stderr]    Compiling multipart v0.18.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling variant_count v1.1.0
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling async-recursion v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tungstenite v0.14.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling tokio-tungstenite v0.15.0
[INFO] [stderr]    Compiling h2 v0.3.12
[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling warp v0.3.2
[INFO] [stderr]    Compiling mtg_webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_blocks)]
[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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(let_chains)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `game::Game`, `mana_cost_string`, `player::Player`
[INFO] [stdout]  --> src/ability_db.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     game::Game,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 7 |     mana::{mana_cost_string, ManaCostSymbol},
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     player::Player,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `game::Game`
[INFO] [stdout]  --> src/card_entities.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     game::Game,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/card_entities.rs:9:19
[INFO] [stdout]   |
[INFO] [stdout] 9 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `card_types::Subtype`
[INFO] [stdout]   --> src/card_entities.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     card_types::Subtype,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::mana::Mana`
[INFO] [stdout]  --> src/carddb.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::mana::Mana;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]   --> src/carddb.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::num::ParseIntError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Serialize`
[INFO] [stdout]  --> src/game/actions.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::Serialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ability::Ability`
[INFO] [stdout]  --> src/game/actions.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::{ability::Ability, cost::Cost, entities::CardId, spellabil::KeywordAbility};
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Zone`
[INFO] [stdout]  --> src/game/actions.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::Zone;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/mana.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::ser::SerializeMap`
[INFO] [stdout]  --> src/mana.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde::ser::SerializeMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CardId`, `ManaId`, `ent_maps::EntMap`, `game::Game`
[INFO] [stdout]  --> src/mana.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     ent_maps::EntMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 8 |     entities::{CardId, ManaId},
[INFO] [stdout]   |                ^^^^^^  ^^^^^^
[INFO] [stdout] 9 |     game::Game,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/spellabil.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashSet, num::NonZeroU32, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/spellabil.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 41 | /         match keyword {
[INFO] [stdout] 42 | |             _ => todo!(),
[INFO] [stdout] 43 | |         };
[INFO] [stdout]    | |_________- any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout] 44 |           res
[INFO] [stdout]    |           ^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SerializeMap`
[INFO] [stdout]  --> src/card_types.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 | use serde::ser::{Serialize, SerializeMap, SerializeSeq, Serializer};
[INFO] [stdout]   |                             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 15 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 `mtg_webserver` due to 3 previous errors; 15 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "09a63737d29d81560b4466ee2c3734f89fa940c1ca5ba79a0290155868f25630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a63737d29d81560b4466ee2c3734f89fa940c1ca5ba79a0290155868f25630", kill_on_drop: false }`
[INFO] [stdout] 09a63737d29d81560b4466ee2c3734f89fa940c1ca5ba79a0290155868f25630