[INFO] fetching crate panorama 0.0.1...
[INFO] testing panorama-0.0.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate panorama 0.0.1 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate panorama 0.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate panorama 0.0.1
[INFO] finished tweaking crates.io crate panorama 0.0.1
[INFO] tweaked toml for crates.io crate panorama 0.0.1 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate crates.io crate panorama 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fast_chemail v0.9.6
[INFO] [stderr]   Downloaded notify v4.0.15
[INFO] [stderr]   Downloaded fern v0.6.0
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded rustls-connector v0.13.1
[INFO] [stderr]   Downloaded rustls v0.19.0
[INFO] [stderr]   Downloaded lettre v0.9.5
[INFO] [stderr]   Downloaded sct v0.6.0
[INFO] [stderr]   Downloaded webpki-roots v0.21.0
[INFO] [stderr]   Downloaded ascii_utils v0.9.3
[INFO] [stderr]   Downloaded panorama-imap v0.0.1
[INFO] [stderr]   Downloaded tokio-stream v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b29165c8213888a87e7f650c875f4c2e2042930388be13adcae580fe9a3086b
[INFO] running `Command { std: "docker" "start" "-a" "7b29165c8213888a87e7f650c875f4c2e2042930388be13adcae580fe9a3086b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b29165c8213888a87e7f650c875f4c2e2042930388be13adcae580fe9a3086b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b29165c8213888a87e7f650c875f4c2e2042930388be13adcae580fe9a3086b", kill_on_drop: false }`
[INFO] [stdout] 7b29165c8213888a87e7f650c875f4c2e2042930388be13adcae580fe9a3086b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 842603d5a0282fc7d992ba33f460dc64084b66e4d37d69fbfcebe94609b181b2
[INFO] running `Command { std: "docker" "start" "-a" "842603d5a0282fc7d992ba33f460dc64084b66e4d37d69fbfcebe94609b181b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling ascii_utils v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling nom v6.1.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]    Compiling fast_chemail v0.9.6
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling fern v0.6.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossterm v0.19.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling panorama-imap v0.0.1
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.19.0
[INFO] [stderr]    Compiling webpki-roots v0.21.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling rustls-connector v0.13.1
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling pin-project v1.0.5
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling tokio-util v0.6.3
[INFO] [stderr]    Compiling tokio-rustls v0.22.0
[INFO] [stderr]    Compiling tokio-stream v0.1.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling lettre v0.9.5
[INFO] [stderr]    Compiling panorama v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClearType`
[INFO] [stdout]   --> src/ui/mod.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     terminal::{self, ClearType},
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd_in`
[INFO] [stdout]   --> src/mail.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     cmd_in: UnboundedReceiver<MailCommand>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `curr_conn` is assigned to, but never used
[INFO] [stdout]   --> src/mail.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut curr_conn = None;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_curr_conn` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `curr_conn` is never read
[INFO] [stdout]   --> src/mail.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         curr_conn = Some(handle);
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `caps`
[INFO] [stdout]    --> src/mail.rs:178:48
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Response::Capabilities(caps) => {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MailConfig`
[INFO] [stdout]   --> src/main.rs:10:47
[INFO] [stdout]    |
[INFO] [stdout] 10 | use panorama::{config::{spawn_config_watcher, MailConfig}, mail, ui};
[INFO] [stdout]    |                                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xdg`
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let xdg = BaseDirectories::new()?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_xdg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mail_tx`
[INFO] [stdout]   --> src/main.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let (mail_tx, mail_rx) = mpsc::unbounded_channel();
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mail_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.84s
[INFO] running `Command { std: "docker" "inspect" "842603d5a0282fc7d992ba33f460dc64084b66e4d37d69fbfcebe94609b181b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "842603d5a0282fc7d992ba33f460dc64084b66e4d37d69fbfcebe94609b181b2", kill_on_drop: false }`
[INFO] [stdout] 842603d5a0282fc7d992ba33f460dc64084b66e4d37d69fbfcebe94609b181b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65cb36a058b893f9c5ca686dcbc50e140df3c0a34f4754881ed2ad793370d87e
[INFO] running `Command { std: "docker" "start" "-a" "65cb36a058b893f9c5ca686dcbc50e140df3c0a34f4754881ed2ad793370d87e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling panorama v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClearType`
[INFO] [stdout]   --> src/ui/mod.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     terminal::{self, ClearType},
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd_in`
[INFO] [stdout]   --> src/mail.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     cmd_in: UnboundedReceiver<MailCommand>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `curr_conn` is assigned to, but never used
[INFO] [stdout]   --> src/mail.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut curr_conn = None;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_curr_conn` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `curr_conn` is never read
[INFO] [stdout]   --> src/mail.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         curr_conn = Some(handle);
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `caps`
[INFO] [stdout]    --> src/mail.rs:178:48
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Response::Capabilities(caps) => {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClearType`
[INFO] [stdout]   --> src/ui/mod.rs:14:22
[INFO] [stdout]    |
[INFO] [stdout] 14 |     terminal::{self, ClearType},
[INFO] [stdout]    |                      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MailConfig`
[INFO] [stdout]   --> src/main.rs:10:47
[INFO] [stdout]    |
[INFO] [stdout] 10 | use panorama::{config::{spawn_config_watcher, MailConfig}, mail, ui};
[INFO] [stdout]    |                                               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xdg`
[INFO] [stdout]   --> src/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let xdg = BaseDirectories::new()?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_xdg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mail_tx`
[INFO] [stdout]   --> src/main.rs:50:10
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let (mail_tx, mail_rx) = mpsc::unbounded_channel();
[INFO] [stdout]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mail_tx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmd_in`
[INFO] [stdout]   --> src/mail.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 41 |     cmd_in: UnboundedReceiver<MailCommand>,
[INFO] [stdout]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_in`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `curr_conn` is assigned to, but never used
[INFO] [stdout]   --> src/mail.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut curr_conn = None;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_curr_conn` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `curr_conn` is never read
[INFO] [stdout]   --> src/mail.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         curr_conn = Some(handle);
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `caps`
[INFO] [stdout]    --> src/mail.rs:178:48
[INFO] [stdout]     |
[INFO] [stdout] 178 |                         Response::Capabilities(caps) => {
[INFO] [stdout]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "65cb36a058b893f9c5ca686dcbc50e140df3c0a34f4754881ed2ad793370d87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65cb36a058b893f9c5ca686dcbc50e140df3c0a34f4754881ed2ad793370d87e", kill_on_drop: false }`
[INFO] [stdout] 65cb36a058b893f9c5ca686dcbc50e140df3c0a34f4754881ed2ad793370d87e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10abf121e7fcf8d8073a2c689af013b360c73b2a40e44f4d3f565a2956beb374
[INFO] running `Command { std: "docker" "start" "-a" "10abf121e7fcf8d8073a2c689af013b360c73b2a40e44f4d3f565a2956beb374", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ClearType`
[INFO] [stderr]   --> src/ui/mod.rs:14:22
[INFO] [stderr]    |
[INFO] [stderr] 14 |     terminal::{self, ClearType},
[INFO] [stderr]    |                      ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cmd_in`
[INFO] [stderr]   --> src/mail.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     cmd_in: UnboundedReceiver<MailCommand>,
[INFO] [stderr]    |     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cmd_in`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `curr_conn` is assigned to, but never used
[INFO] [stderr]   --> src/mail.rs:43:13
[INFO] [stderr]    |
[INFO] [stderr] 43 |     let mut curr_conn = None;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_curr_conn` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `curr_conn` is never read
[INFO] [stderr]   --> src/mail.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |         curr_conn = Some(handle);
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `caps`
[INFO] [stderr]    --> src/mail.rs:178:48
[INFO] [stderr]     |
[INFO] [stderr] 178 |                         Response::Capabilities(caps) => {
[INFO] [stderr]     |                                                ^^^^ help: if this is intentional, prefix it with an underscore: `_caps`
[INFO] [stderr] 
[INFO] [stderr] warning: `panorama` (lib) generated 5 warnings
[INFO] [stderr] warning: `panorama` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MailConfig`
[INFO] [stderr]   --> src/main.rs:10:47
[INFO] [stderr]    |
[INFO] [stderr] 10 | use panorama::{config::{spawn_config_watcher, MailConfig}, mail, ui};
[INFO] [stderr]    |                                               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::Read;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xdg`
[INFO] [stderr]   --> src/main.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let xdg = BaseDirectories::new()?;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_xdg`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `mail_tx`
[INFO] [stderr]   --> src/main.rs:50:10
[INFO] [stderr]    |
[INFO] [stderr] 50 |     let (mail_tx, mail_rx) = mpsc::unbounded_channel();
[INFO] [stderr]    |          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mail_tx`
[INFO] [stderr] 
[INFO] [stderr] warning: `panorama` (bin "panorama" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/panorama-9f5e6c2805128cc0)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/panorama-8781a27e35e42c15)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests panorama
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10abf121e7fcf8d8073a2c689af013b360c73b2a40e44f4d3f565a2956beb374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10abf121e7fcf8d8073a2c689af013b360c73b2a40e44f4d3f565a2956beb374", kill_on_drop: false }`
[INFO] [stdout] 10abf121e7fcf8d8073a2c689af013b360c73b2a40e44f4d3f565a2956beb374
