[INFO] cloning repository https://github.com/darthlukan/lynea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darthlukan/lynea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthlukan%2Flynea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthlukan%2Flynea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] acf4f1e9e479d9abb495b22461d58d58e39893d6
[INFO] testing darthlukan/lynea 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%2Fdarthlukan%2Flynea" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darthlukan/lynea 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/darthlukan/lynea
[INFO] finished tweaking git repo https://github.com/darthlukan/lynea
[INFO] tweaked toml for git repo https://github.com/darthlukan/lynea written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/darthlukan/lynea 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] c283cd7fef47b6e53cb52058cc0427b8e282ff8aeb9c8284f658d1f7f4704d61
[INFO] running `Command { std: "docker" "start" "-a" "c283cd7fef47b6e53cb52058cc0427b8e282ff8aeb9c8284f658d1f7f4704d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c283cd7fef47b6e53cb52058cc0427b8e282ff8aeb9c8284f658d1f7f4704d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c283cd7fef47b6e53cb52058cc0427b8e282ff8aeb9c8284f658d1f7f4704d61", kill_on_drop: false }`
[INFO] [stdout] c283cd7fef47b6e53cb52058cc0427b8e282ff8aeb9c8284f658d1f7f4704d61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 0e5b39a934d5a8012e016416da20fcab15c5660dc57a56aa7bad7cc29864f12d
[INFO] running `Command { std: "docker" "start" "-a" "0e5b39a934d5a8012e016416da20fcab15c5660dc57a56aa7bad7cc29864f12d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lynea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: maybe a missing crate `core`?
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use core::str::Lines;
[INFO] [stdout]   |     ^^^^ maybe a missing crate `core`?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:18:74
[INFO] [stdout]    |
[INFO] [stdout] 18 |         Err(why) => panic!("Unable to open {0}: {1}", PIDONEPATH, Error::description(&why)),
[INFO] [stdout]    |                                                                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `lines` exists for struct `File`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/main.rs:22:34
[INFO] [stdout]    |
[INFO] [stdout] 22 |       let mut lines: Vec<_> = file.lines();
[INFO] [stdout]    |                                    ^^^^^ method cannot be called on `File` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `File: std::io::BufRead`
[INFO] [stdout]            which is required by `&mut File: std::io::BufRead`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:44:16
[INFO] [stdout]    |
[INFO] [stdout] 41 | fn main() {
[INFO] [stdout]    |           - expected `()` because of default return type
[INFO] [stdout] ...
[INFO] [stdout] 44 |         return false;
[INFO] [stdout]    |                ^^^^^ expected `()`, found `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::prelude`
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lynea` due to 4 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0e5b39a934d5a8012e016416da20fcab15c5660dc57a56aa7bad7cc29864f12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5b39a934d5a8012e016416da20fcab15c5660dc57a56aa7bad7cc29864f12d", kill_on_drop: false }`
[INFO] [stdout] 0e5b39a934d5a8012e016416da20fcab15c5660dc57a56aa7bad7cc29864f12d
