[INFO] fetching crate ts3 0.2.5...
[INFO] checking ts3-0.2.5 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate ts3 0.2.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate ts3 0.2.5 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ts3 0.2.5
[INFO] finished tweaking crates.io crate ts3 0.2.5
[INFO] tweaked toml for crates.io crate ts3 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate ts3 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.7.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b51cb4119be00631bf3c0700853bc49f2da27cf91181473f5ced26b00b903157
[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" "b51cb4119be00631bf3c0700853bc49f2da27cf91181473f5ced26b00b903157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b51cb4119be00631bf3c0700853bc49f2da27cf91181473f5ced26b00b903157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b51cb4119be00631bf3c0700853bc49f2da27cf91181473f5ced26b00b903157", kill_on_drop: false }`
[INFO] [stdout] b51cb4119be00631bf3c0700853bc49f2da27cf91181473f5ced26b00b903157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48be86e37d1ec61b41f6f6ed40eb819f2b799569dbbde2a8da83fa18639bbce2
[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" "48be86e37d1ec61b41f6f6ed40eb819f2b799569dbbde2a8da83fa18639bbce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling tokio v1.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]     Checking ts3 v0.2.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::event::{self, EventHandler, Handler};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::num::ParseIntError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::List`
[INFO] [stdout]    --> src/lib.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     use super::List;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]    --> src/lib.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |     use std::str::FromStr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/client.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::event::{self, EventHandler, Handler};
[INFO] [stdout]   |                    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]   --> src/lib.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | use std::num::ParseIntError;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/client.rs:422:8
[INFO] [stdout]     |
[INFO] [stdout] 422 |     fn new() -> RawResp {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_error`
[INFO] [stdout]    --> src/client.rs:428:8
[INFO] [stdout]     |
[INFO] [stdout] 428 |     fn is_error(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dispatch_event`
[INFO] [stdout]    --> src/event.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub(crate) async fn dispatch_event(c: Client, resp: RawResp, event: &str) {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cfid`
[INFO] [stdout]    --> src/event.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     cfid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ctid`
[INFO] [stdout]    --> src/event.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     ctid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reasonid`
[INFO] [stdout]    --> src/event.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     reasonid: ReasonID,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `invokerid`
[INFO] [stdout]    --> src/event.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     invokerid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `invokername`
[INFO] [stdout]    --> src/event.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     invokername: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `invokeruid`
[INFO] [stdout]    --> src/event.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     invokeruid: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reasonmsg`
[INFO] [stdout]    --> src/event.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     reasonmsg: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bantime`
[INFO] [stdout]    --> src/event.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     bantime: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `clid`
[INFO] [stdout]    --> src/event.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     clid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/client.rs:422:8
[INFO] [stdout]     |
[INFO] [stdout] 422 |     fn new() -> RawResp {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_error`
[INFO] [stdout]    --> src/client.rs:428:8
[INFO] [stdout]     |
[INFO] [stdout] 428 |     fn is_error(&self) -> bool {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dispatch_event`
[INFO] [stdout]    --> src/event.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub(crate) async fn dispatch_event(c: Client, resp: RawResp, event: &str) {
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cfid`
[INFO] [stdout]    --> src/event.rs:150:5
[INFO] [stdout]     |
[INFO] [stdout] 150 |     cfid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ctid`
[INFO] [stdout]    --> src/event.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     ctid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reasonid`
[INFO] [stdout]    --> src/event.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 152 |     reasonid: ReasonID,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `invokerid`
[INFO] [stdout]    --> src/event.rs:153:5
[INFO] [stdout]     |
[INFO] [stdout] 153 |     invokerid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `invokername`
[INFO] [stdout]    --> src/event.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     invokername: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `invokeruid`
[INFO] [stdout]    --> src/event.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 155 |     invokeruid: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `reasonmsg`
[INFO] [stdout]    --> src/event.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     reasonmsg: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bantime`
[INFO] [stdout]    --> src/event.rs:157:5
[INFO] [stdout]     |
[INFO] [stdout] 157 |     bantime: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `clid`
[INFO] [stdout]    --> src/event.rs:158:5
[INFO] [stdout]     |
[INFO] [stdout] 158 |     clid: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/main.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |     async fn textmessage(&self, client: Client, event: ts3::event::TextMessage) {
[INFO] [stdout]    |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client`
[INFO] [stdout]   --> src/main.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |     async fn textmessage(&self, client: Client, event: ts3::event::TextMessage) {
[INFO] [stdout]    |                                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_client`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[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 32.40s
[INFO] running `Command { std: "docker" "inspect" "48be86e37d1ec61b41f6f6ed40eb819f2b799569dbbde2a8da83fa18639bbce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48be86e37d1ec61b41f6f6ed40eb819f2b799569dbbde2a8da83fa18639bbce2", kill_on_drop: false }`
[INFO] [stdout] 48be86e37d1ec61b41f6f6ed40eb819f2b799569dbbde2a8da83fa18639bbce2