[INFO] fetching crate disrust 0.1.0-alpha...
[INFO] checking disrust-0.1.0-alpha against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate disrust 0.1.0-alpha into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate disrust 0.1.0-alpha
[INFO] finished tweaking crates.io crate disrust 0.1.0-alpha
[INFO] tweaked toml for crates.io crate disrust 0.1.0-alpha written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate disrust 0.1.0-alpha on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate disrust 0.1.0-alpha already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3a287eb2a976e2c453ca9b2a2eacd651abbef418dd29251c04d117a39029005
[INFO] running `Command { std: "docker" "start" "-a" "a3a287eb2a976e2c453ca9b2a2eacd651abbef418dd29251c04d117a39029005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3a287eb2a976e2c453ca9b2a2eacd651abbef418dd29251c04d117a39029005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3a287eb2a976e2c453ca9b2a2eacd651abbef418dd29251c04d117a39029005", kill_on_drop: false }`
[INFO] [stdout] a3a287eb2a976e2c453ca9b2a2eacd651abbef418dd29251c04d117a39029005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2efd7820daaa71468927bab26060ee08ccca62eaa16bb642355aa7ef1344d7
[INFO] running `Command { std: "docker" "start" "-a" "2c2efd7820daaa71468927bab26060ee08ccca62eaa16bb642355aa7ef1344d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking smallvec v1.8.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling serde_derive v1.0.137
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[INFO] [stderr]     Checking futures-io v0.3.21
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[INFO] [stderr]    Compiling serde v1.0.137
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[INFO] [stderr]     Checking const_format v0.2.25
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking sha-1 v0.10.0
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking strum v0.24.1
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[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking disrust v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `AUTHORIZATION` and `Method`
[INFO] [stdout]  --> src/channel/text_channel.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reqwest::{Client, header::{AUTHORIZATION, HeaderValue}, Method};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bot`
[INFO] [stdout]  --> src/guild.rs:3:102
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{emoji::Emoji, getter, role::Role, snowflake::Snowflake, channel::{Channel, TextChannel}, Bot};
[INFO] [stdout]   |                                                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AUTHORIZATION` and `Method`
[INFO] [stdout]  --> src/channel/text_channel.rs:1:32
[INFO] [stdout]   |
[INFO] [stdout] 1 | use reqwest::{Client, header::{AUTHORIZATION, HeaderValue}, Method};
[INFO] [stdout]   |                                ^^^^^^^^^^^^^                ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snowflake::Snowflake`
[INFO] [stdout]  --> src/gateway/mod.rs:2:67
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{Bot, Guild, channel::message::Message as TextMessage, snowflake::Snowflake};
[INFO] [stdout]   |                                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bot`
[INFO] [stdout]  --> src/guild.rs:3:102
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{emoji::Emoji, getter, role::Role, snowflake::Snowflake, channel::{Channel, TextChannel}, Bot};
[INFO] [stdout]   |                                                                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `snowflake::Snowflake`
[INFO] [stdout]  --> src/gateway/mod.rs:2:67
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::{Bot, Guild, channel::message::Message as TextMessage, snowflake::Snowflake};
[INFO] [stdout]   |                                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position` and `name` are never read
[INFO] [stdout]   --> src/channel/mod.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct ChannelCommon {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  8 |     id: Snowflake,
[INFO] [stdout]  9 |     position: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `guild_id` is never read
[INFO] [stdout]  --> src/channel/text_channel.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TextChannel {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     channel_common: ChannelCommon,
[INFO] [stdout] 9 |     guild_id: Snowflake,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]  --> src/role.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Color(u8, u8, u8);
[INFO] [stdout]   |            ----- ^^  ^^  ^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing these fields
[INFO] [stdout]   = note: `Color` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `position` and `name` are never read
[INFO] [stdout]   --> src/channel/mod.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct ChannelCommon {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout]  8 |     id: Snowflake,
[INFO] [stdout]  9 |     position: u64,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 10 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `guild_id` is never read
[INFO] [stdout]  --> src/channel/text_channel.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct TextChannel {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 8 |     channel_common: ChannelCommon,
[INFO] [stdout] 9 |     guild_id: Snowflake,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0`, `1`, and `2` are never read
[INFO] [stdout]  --> src/role.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Color(u8, u8, u8);
[INFO] [stdout]   |            ----- ^^  ^^  ^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            fields in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing these fields
[INFO] [stdout]   = note: `Color` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/guild.rs:99:28
[INFO] [stdout]    |
[INFO] [stdout] 99 |             owner_user_id: json["owner_id"].as_str().unwrap().parse().unwrap(),
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/guild.rs:99:28
[INFO] [stdout]    |
[INFO] [stdout] 99 |             owner_user_id: json["owner_id"].as_str().unwrap().parse().unwrap(),
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `disrust` (lib) due to 1 previous error; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `disrust` (lib test) due to 1 previous error; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2c2efd7820daaa71468927bab26060ee08ccca62eaa16bb642355aa7ef1344d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2efd7820daaa71468927bab26060ee08ccca62eaa16bb642355aa7ef1344d7", kill_on_drop: false }`
[INFO] [stdout] 2c2efd7820daaa71468927bab26060ee08ccca62eaa16bb642355aa7ef1344d7
