[INFO] cloning repository https://github.com/aji/ircd-oxide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aji/ircd-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faji%2Fircd-oxide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faji%2Fircd-oxide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d17716e88b31d1bca5fb6ec20eea52d757bc9619
[INFO] checking aji/ircd-oxide against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faji%2Fircd-oxide" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aji/ircd-oxide on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aji/ircd-oxide
[INFO] finished tweaking git repo https://github.com/aji/ircd-oxide
[INFO] tweaked toml for git repo https://github.com/aji/ircd-oxide written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aji/ircd-oxide 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.17
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[INFO] [stderr]   Downloaded time v0.1.36
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[INFO] [stderr]   Downloaded serde v0.9.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a590bc5d970592a0caa06f27f218465dfded16a672a98aeb6d8eb8dbc5f3dee3
[INFO] running `Command { std: "docker" "start" "-a" "a590bc5d970592a0caa06f27f218465dfded16a672a98aeb6d8eb8dbc5f3dee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a590bc5d970592a0caa06f27f218465dfded16a672a98aeb6d8eb8dbc5f3dee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a590bc5d970592a0caa06f27f218465dfded16a672a98aeb6d8eb8dbc5f3dee3", kill_on_drop: false }`
[INFO] [stdout] a590bc5d970592a0caa06f27f218465dfded16a672a98aeb6d8eb8dbc5f3dee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3422da3e774b01bdf56010940b050368c9d98795ed1f25ae019debaf9c9eb7b
[INFO] running `Command { std: "docker" "start" "-a" "a3422da3e774b01bdf56010940b050368c9d98795ed1f25ae019debaf9c9eb7b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking futures v0.1.11
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking serde v0.9.12
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking bytes v0.4.1
[INFO] [stderr]     Checking mio v0.6.6
[INFO] [stderr]     Checking tokio-io v0.1.1
[INFO] [stderr]     Checking tokio-core v0.1.6
[INFO] [stderr]     Checking toml v0.3.1
[INFO] [stderr]     Checking oxide v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/common/bimap.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/common/sid.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/crdb/mod.rs:525:38
[INFO] [stdout]     |
[INFO] [stdout] 525 |             if let Async::Ready(_) = try!(inner[0].poll()) {
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:72:47
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 if let Async::Ready(result) = try!(self.recv.poll()) {
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 match try!(op.poll()) {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let _ = try!(self.send.poll());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/driver.rs:102:32
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let (next, cont) = try!(self.poll_driver(state));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         try!(write!(f, "Message("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         try!(write_bytes(f, &self.verb));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         try!(write!(f, ")"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(write!(f, ", "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             try!(write_bytes(f, s));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/send.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |             match try!(self.send.write_buf(&mut inner.buf)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/irc/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `time` is imported redundantly
[INFO] [stdout]   --> src/world/mod.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use time;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate time;
[INFO] [stdout]    | ------------------ the item `time` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/common/bimap.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/common/sid.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/crdb/tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Rc` is imported redundantly
[INFO] [stdout]   --> src/crdb/tests.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use super::*;
[INFO] [stdout]    |     -------- the item `Rc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async`
[INFO] [stdout]  --> src/crdb/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::Async;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Future` is imported redundantly
[INFO] [stdout]   --> src/crdb/tests.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use super::*;
[INFO] [stdout]    |     -------- the item `Future` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/crdb/mod.rs:525:38
[INFO] [stdout]     |
[INFO] [stdout] 525 |             if let Async::Ready(_) = try!(inner[0].poll()) {
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/crdb/mod.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<RawTable>>,
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<dyn RawTable>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/irc/op.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<dyn Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:72:47
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 if let Async::Ready(result) = try!(self.recv.poll()) {
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 match try!(op.poll()) {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let _ = try!(self.send.poll());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/driver.rs:102:32
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let (next, cont) = try!(self.poll_driver(state));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         try!(write!(f, "Message("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         try!(write_bytes(f, &self.verb));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         try!(write!(f, ")"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(write!(f, ", "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             try!(write_bytes(f, s));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/send.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |             match try!(self.send.write_buf(&mut inner.buf)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/irc/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `time` is imported redundantly
[INFO] [stdout]   --> src/world/mod.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use time;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate time;
[INFO] [stdout]    | ------------------ the item `time` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/crdb/mod.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<RawTable>>,
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<dyn RawTable>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/irc/op.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<dyn Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/crdb/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let mut table = match self.tables.get_mut(&table_name) {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/irc/pool.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let Some(mut out) = self.users.get_mut(user) {
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/bin/ircd-oxide.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate log;
[INFO] [stdout]   | ----------------- the item `log` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use log;
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/bin/ircd-oxide.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate log;
[INFO] [stdout]   | ----------------- the item `log` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use log;
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/crdb/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let mut table = match self.tables.get_mut(&table_name) {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/irc/pool.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let Some(mut out) = self.users.get_mut(user) {
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "a3422da3e774b01bdf56010940b050368c9d98795ed1f25ae019debaf9c9eb7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3422da3e774b01bdf56010940b050368c9d98795ed1f25ae019debaf9c9eb7b", kill_on_drop: false }`
[INFO] [stdout] a3422da3e774b01bdf56010940b050368c9d98795ed1f25ae019debaf9c9eb7b
[INFO] checking aji/ircd-oxide against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faji%2Fircd-oxide" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aji/ircd-oxide on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aji/ircd-oxide
[INFO] finished tweaking git repo https://github.com/aji/ircd-oxide
[INFO] tweaked toml for git repo https://github.com/aji/ircd-oxide written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/aji/ircd-oxide 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae6571fa2a3455321b0d1c1a480d3eabf1cff76472818fb8439f6b94bb6b76d3
[INFO] running `Command { std: "docker" "start" "-a" "ae6571fa2a3455321b0d1c1a480d3eabf1cff76472818fb8439f6b94bb6b76d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae6571fa2a3455321b0d1c1a480d3eabf1cff76472818fb8439f6b94bb6b76d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae6571fa2a3455321b0d1c1a480d3eabf1cff76472818fb8439f6b94bb6b76d3", kill_on_drop: false }`
[INFO] [stdout] ae6571fa2a3455321b0d1c1a480d3eabf1cff76472818fb8439f6b94bb6b76d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d0195f8bc608f8a25699c1e205cc737560a1825a253b0c025e71597001cb75f
[INFO] running `Command { std: "docker" "start" "-a" "0d0195f8bc608f8a25699c1e205cc737560a1825a253b0c025e71597001cb75f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking futures v0.1.11
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking serde v0.9.12
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking bytes v0.4.1
[INFO] [stderr]     Checking mio v0.6.6
[INFO] [stderr]     Checking tokio-io v0.1.1
[INFO] [stderr]     Checking tokio-core v0.1.6
[INFO] [stderr]     Checking toml v0.3.1
[INFO] [stderr]     Checking oxide v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/common/bimap.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/common/sid.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/crdb/mod.rs:525:38
[INFO] [stdout]     |
[INFO] [stdout] 525 |             if let Async::Ready(_) = try!(inner[0].poll()) {
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:72:47
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 if let Async::Ready(result) = try!(self.recv.poll()) {
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 match try!(op.poll()) {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let _ = try!(self.send.poll());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/driver.rs:102:32
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let (next, cont) = try!(self.poll_driver(state));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         try!(write!(f, "Message("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         try!(write_bytes(f, &self.verb));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         try!(write!(f, ")"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(write!(f, ", "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             try!(write_bytes(f, s));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/send.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |             match try!(self.send.write_buf(&mut inner.buf)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/irc/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `time` is imported redundantly
[INFO] [stdout]   --> src/world/mod.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use time;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate time;
[INFO] [stdout]    | ------------------ the item `time` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/crdb/mod.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<RawTable>>,
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<dyn RawTable>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/irc/op.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<dyn Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]   --> src/common/bimap.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std;
[INFO] [stdout]    |     ^^^ the item `std` is already imported by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/common/sid.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `HashMap` is imported redundantly
[INFO] [stdout]   --> src/crdb/tests.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout] 1  | use std::collections::HashMap;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use super::*;
[INFO] [stdout]    |     -------- the item `HashMap` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Rc` is imported redundantly
[INFO] [stdout]   --> src/crdb/tests.rs:2:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | use std::rc::Rc;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use super::*;
[INFO] [stdout]    |     -------- the item `Rc` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `futures::Async`
[INFO] [stdout]  --> src/crdb/tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use futures::Async;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Future` is imported redundantly
[INFO] [stdout]   --> src/crdb/tests.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | use futures::Future;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 | use super::*;
[INFO] [stdout]    |     -------- the item `Future` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/crdb/mod.rs:525:38
[INFO] [stdout]     |
[INFO] [stdout] 525 |             if let Async::Ready(_) = try!(inner[0].poll()) {
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/cap.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | /     bitflags! {
[INFO] [stdout] 22 | |         pub flags Caps: u16 {
[INFO] [stdout] 23 | |             const MULTI_PREFIX       = 0b_00000000_00000001,
[INFO] [stdout] 24 | |             const ACCOUNT_NOTIFY     = 0b_00000000_00000010,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         }
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `bitflags` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:72:47
[INFO] [stdout]    |
[INFO] [stdout] 72 |                 if let Async::Ready(result) = try!(self.recv.poll()) {
[INFO] [stdout]    |                                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:85:23
[INFO] [stdout]    |
[INFO] [stdout] 85 |                 match try!(op.poll()) {
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc/driver.rs:94:17
[INFO] [stdout]    |
[INFO] [stdout] 94 |         let _ = try!(self.send.poll());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/driver.rs:102:32
[INFO] [stdout]     |
[INFO] [stdout] 102 |             let (next, cont) = try!(self.poll_driver(state));
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |         try!(write!(f, "Message("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         try!(write_bytes(f, &self.verb));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:116:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |         try!(write!(f, ")"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:112:13
[INFO] [stdout]     |
[INFO] [stdout] 112 |             try!(write!(f, ", "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/message.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 |             try!(write_bytes(f, s));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/irc/send.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |             match try!(self.send.write_buf(&mut inner.buf)) {
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `From` is imported redundantly
[INFO] [stdout]   --> src/irc/mod.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use std::convert::From;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/645bb72776a6a56a1a8f52631a44bd082b2ba509/library/std/src/prelude/mod.rs:124:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `From` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `time` is imported redundantly
[INFO] [stdout]   --> src/world/mod.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | use time;
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | extern crate time;
[INFO] [stdout]    | ------------------ the item `time` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/crdb/mod.rs:109:33
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<RawTable>>,
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 109 |     tables: HashMap<String, Box<dyn RawTable>>,
[INFO] [stdout]     |                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/irc/op.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 30 |     Boxed(Box<dyn Future<Item=T, Error=irc::Error>>)
[INFO] [stdout]    |               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/crdb/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let mut table = match self.tables.get_mut(&table_name) {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/irc/pool.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let Some(mut out) = self.users.get_mut(user) {
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/bin/ircd-oxide.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate log;
[INFO] [stdout]   | ----------------- the item `log` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use log;
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `log` is imported redundantly
[INFO] [stdout]  --> src/bin/ircd-oxide.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | extern crate log;
[INFO] [stdout]   | ----------------- the item `log` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 9 |     use log;
[INFO] [stdout]   |         ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/crdb/mod.rs:161:17
[INFO] [stdout]     |
[INFO] [stdout] 161 |             let mut table = match self.tables.get_mut(&table_name) {
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` 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] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/irc/pool.rs:64:25
[INFO] [stdout]    |
[INFO] [stdout] 64 |             if let Some(mut out) = self.users.get_mut(user) {
[INFO] [stdout]    |                         ----^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `Command { std: "docker" "inspect" "0d0195f8bc608f8a25699c1e205cc737560a1825a253b0c025e71597001cb75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d0195f8bc608f8a25699c1e205cc737560a1825a253b0c025e71597001cb75f", kill_on_drop: false }`
[INFO] [stdout] 0d0195f8bc608f8a25699c1e205cc737560a1825a253b0c025e71597001cb75f