[INFO] cloning repository https://github.com/dangerousplay/file-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dangerousplay/file-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdangerousplay%2Ffile-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdangerousplay%2Ffile-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64924a419c4c3d57ba65d62dde1efb3b38bff7ce
[INFO] checking dangerousplay/file-server against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdangerousplay%2Ffile-server" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dangerousplay/file-server on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dangerousplay/file-server
[INFO] finished tweaking git repo https://github.com/dangerousplay/file-server
[INFO] tweaked toml for git repo https://github.com/dangerousplay/file-server written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/dangerousplay/file-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73737405a1f170c9366430c60e30ddd1affd509d153a1d10b8d80601ba4f3c5f
[INFO] running `Command { std: "docker" "start" "-a" "73737405a1f170c9366430c60e30ddd1affd509d153a1d10b8d80601ba4f3c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73737405a1f170c9366430c60e30ddd1affd509d153a1d10b8d80601ba4f3c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73737405a1f170c9366430c60e30ddd1affd509d153a1d10b8d80601ba4f3c5f", kill_on_drop: false }`
[INFO] [stdout] 73737405a1f170c9366430c60e30ddd1affd509d153a1d10b8d80601ba4f3c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ae966ede6fc4100ae1608434a4c352fa027ad68775b696b5a273ec92894129a
[INFO] running `Command { std: "docker" "start" "-a" "7ae966ede6fc4100ae1608434a4c352fa027ad68775b696b5a273ec92894129a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking unicode-xid v0.2.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking send_wrapper v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling ahash v0.6.3
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
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[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking proc-macro2 v1.0.29
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking num-complex v0.3.1
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[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking snafu v0.6.10
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]    Compiling wasmer_enumset_derive v0.5.0
[INFO] [stderr]     Checking wasmer_enumset v1.0.1
[INFO] [stderr]     Checking cursive_core v0.2.2
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking tokio-util v0.6.8
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] warning: unused imports: `OptionExt`, `ResultExt`
[INFO] [stdout]  --> core/src/protocol/parser.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snafu::{Backtrace, ResultExt, Snafu, OptionExt};
[INFO] [stdout]   |                        ^^^^^^^^^         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bytes`
[INFO] [stdout]  --> core/src/protocol/protocol.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{BytesMut, Bytes};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Backtrace`, `OptionExt`, `ResultExt`
[INFO] [stdout]  --> core/src/protocol/protocol.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snafu::{Backtrace, ResultExt, Snafu, OptionExt};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OptionExt`, `ResultExt`
[INFO] [stdout]  --> core/src/protocol/parser.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snafu::{Backtrace, ResultExt, Snafu, OptionExt};
[INFO] [stdout]   |                        ^^^^^^^^^         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parse_response`
[INFO] [stdout]    --> core/src/protocol/parser.rs:172:35
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use crate::protocol::parser::{parse_response, escape_string, interpret_escaped_string};
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Bytes`
[INFO] [stdout]  --> core/src/protocol/protocol.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bytes::{BytesMut, Bytes};
[INFO] [stdout]   |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Backtrace`, `OptionExt`, `ResultExt`
[INFO] [stdout]  --> core/src/protocol/protocol.rs:4:13
[INFO] [stdout]   |
[INFO] [stdout] 4 | use snafu::{Backtrace, ResultExt, Snafu, OptionExt};
[INFO] [stdout]   |             ^^^^^^^^^  ^^^^^^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> core/src/protocol/parser.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let a = 123;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stderr]     Checking cursive-async-view v0.5.0
[INFO] [stderr]     Checking cursive v0.16.3
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stdout] warning: unused import: `ListView`
[INFO] [stdout]  --> client/src/main.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cursive::views::{Dialog, TextView, ListView, SelectView, TextArea};
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ReadHalf`, `WriteHalf`
[INFO] [stdout]  --> client/src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::net::tcp::{WriteHalf, ReadHalf, OwnedReadHalf, OwnedWriteHalf};
[INFO] [stdout]   |                       ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]   --> client/src/main.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::sync::{Mutex, Arc};
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ListView`
[INFO] [stdout]  --> client/src/main.rs:1:40
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cursive::views::{Dialog, TextView, ListView, SelectView, TextArea};
[INFO] [stdout]   |                                        ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ReadHalf`, `WriteHalf`
[INFO] [stdout]  --> client/src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tokio::net::tcp::{WriteHalf, ReadHalf, OwnedReadHalf, OwnedWriteHalf};
[INFO] [stdout]   |                       ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mutex`
[INFO] [stdout]   --> client/src/main.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::sync::{Mutex, Arc};
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> client/src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 | /                 cb.send(Box::new(move |v|
[INFO] [stdout] 76 | |                     v.add_layer(
[INFO] [stdout] 77 | |                         Dialog::around(TextArea::new().content(content))
[INFO] [stdout] 78 | |                             .title(f.clone())
[INFO] [stdout] ...  |
[INFO] [stdout] 82 | |                     )
[INFO] [stdout] 83 | |                 ));
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> client/src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 | /                 cb.send(Box::new(move |v|
[INFO] [stdout] 76 | |                     v.add_layer(
[INFO] [stdout] 77 | |                         Dialog::around(TextArea::new().content(content))
[INFO] [stdout] 78 | |                             .title(f.clone())
[INFO] [stdout] ...  |
[INFO] [stdout] 82 | |                     )
[INFO] [stdout] 83 | |                 ));
[INFO] [stdout]    | |___________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "7ae966ede6fc4100ae1608434a4c352fa027ad68775b696b5a273ec92894129a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ae966ede6fc4100ae1608434a4c352fa027ad68775b696b5a273ec92894129a", kill_on_drop: false }`
[INFO] [stdout] 7ae966ede6fc4100ae1608434a4c352fa027ad68775b696b5a273ec92894129a
