[INFO] cloning repository https://github.com/legenddcr/rust_play
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/legenddcr/rust_play" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegenddcr%2Frust_play", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegenddcr%2Frust_play'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7449f163b5ca0b6d310374464bbf43829bce8283
[INFO] testing legenddcr/rust_play against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flegenddcr%2Frust_play" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/legenddcr/rust_play 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 git repo https://github.com/legenddcr/rust_play
[INFO] finished tweaking git repo https://github.com/legenddcr/rust_play
[INFO] tweaked toml for git repo https://github.com/legenddcr/rust_play written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/legenddcr/rust_play 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 70c676dc9fceab81e793fdbc4a174a7612f65f51bdd947bb0349aba9ef87a7e0
[INFO] running `Command { std: "docker" "start" "-a" "70c676dc9fceab81e793fdbc4a174a7612f65f51bdd947bb0349aba9ef87a7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70c676dc9fceab81e793fdbc4a174a7612f65f51bdd947bb0349aba9ef87a7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70c676dc9fceab81e793fdbc4a174a7612f65f51bdd947bb0349aba9ef87a7e0", kill_on_drop: false }`
[INFO] [stdout] 70c676dc9fceab81e793fdbc4a174a7612f65f51bdd947bb0349aba9ef87a7e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 11f09093a85fbf6ff31c408fab3ca6f4ce4ac2d7c85f6b138f0aeebd2872a413
[INFO] running `Command { std: "docker" "start" "-a" "11f09093a85fbf6ff31c408fab3ca6f4ce4ac2d7c85f6b138f0aeebd2872a413", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling variables v0.1.0 (/opt/rustwide/workdir/variables)
[INFO] [stderr]    Compiling json_rpc v0.1.0 (/opt/rustwide/workdir/json_rpc)
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rope`
[INFO] [stdout]   --> json_rpc/src/file.rs:48:39
[INFO] [stdout]    |
[INFO] [stdout] 48 |         CharacterEncoding::Utf8 => Ok(Rope::from(
[INFO] [stdout]    |                                       ^^^^ use of undeclared type `Rope`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rope`
[INFO] [stdout]   --> json_rpc/src/file.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Ok(Rope::from(&s[UTF8_BOM.len()..]))
[INFO] [stdout]    |                ^^^^ use of undeclared type `Rope`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Rope`
[INFO] [stdout]    --> json_rpc/src/file.rs:116:23
[INFO] [stdout]     |
[INFO] [stdout] 116 |             return Ok(Rope::from(""));
[INFO] [stdout]     |                       ^^^^ use of undeclared type `Rope`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rope` in this scope
[INFO] [stdout]   --> json_rpc/src/file.rs:46:83
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn try_decode(bytes: Vec<u8>, encoding: CharacterEncoding, path: &Path) -> Result<Rope, FileError> {
[INFO] [stdout]    |              - help: you might be missing a type parameter: `<Rope>`              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rope` in this scope
[INFO] [stdout]   --> json_rpc/src/file.rs:85:41
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn try_load_file<P>(path: P) -> Result<(Rope, FileInfo), FileError>
[INFO] [stdout]    |                   -                     ^^^^ not found in this scope
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   help: you might be missing a type parameter: `, Rope`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Rope` in this scope
[INFO] [stdout]    --> json_rpc/src/file.rs:114:65
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl FileManager {
[INFO] [stdout]     |     - help: you might be missing a type parameter: `<Rope>`
[INFO] [stdout] ...
[INFO] [stdout] 114 |     pub fn open(&mut self, path: &Path, id: BufferId) -> Result<Rope, FileError> {
[INFO] [stdout]     |                                                                 ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsString`
[INFO] [stdout]  --> json_rpc/src/file.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ffi::OsString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> json_rpc/src/file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> json_rpc/src/file.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> json_rpc/src/file.rs:5:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{self, Read, Write};
[INFO] [stdout]   |                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json_rpc` due to 7 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "11f09093a85fbf6ff31c408fab3ca6f4ce4ac2d7c85f6b138f0aeebd2872a413", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f09093a85fbf6ff31c408fab3ca6f4ce4ac2d7c85f6b138f0aeebd2872a413", kill_on_drop: false }`
[INFO] [stdout] 11f09093a85fbf6ff31c408fab3ca6f4ce4ac2d7c85f6b138f0aeebd2872a413
