[INFO] updating cached repository https://github.com/lxndio/rydl
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/lxndio/rydl
[INFO] [stderr]    9c63488..10688fa  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 10688faa1fde71c607b8c7a5e69cea10602a399f
[INFO] testing lxndio/rydl against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Frydl" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lxndio/rydl on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/lxndio/rydl
[INFO] finished tweaking git repo https://github.com/lxndio/rydl
[INFO] tweaked toml for git repo https://github.com/lxndio/rydl written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/lxndio/rydl already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] a06487e810f8cd18420187c43f56842db6d96fbba0f858a84d82ed25abfa6a60
[INFO] running `"docker" "start" "-a" "a06487e810f8cd18420187c43f56842db6d96fbba0f858a84d82ed25abfa6a60"`
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling rydl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::util::split_string_every`
[INFO] [stderr]  --> src/drawer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::util::split_string_every;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/buffer.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/buffer.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn set() {
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last`
[INFO] [stderr]   --> src/buffer.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn last(&self) -> Option<&String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last_mut`
[INFO] [stderr]   --> src/buffer.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn last_mut(&mut self) -> Option<&mut String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `pop`
[INFO] [stderr]   --> src/buffer.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn pop(&mut self) -> Option<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `replace_line`
[INFO] [stderr]   --> src/buffer.rs:73:5
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn replace_line(&mut self, line_number: usize, line: String) -> Result<(), ()> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `split_string_every`
[INFO] [stderr]  --> src/util.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn split_string_every(s: &str, n: usize) -> Vec<String> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `"docker" "inspect" "a06487e810f8cd18420187c43f56842db6d96fbba0f858a84d82ed25abfa6a60"`
[INFO] running `"docker" "rm" "-f" "a06487e810f8cd18420187c43f56842db6d96fbba0f858a84d82ed25abfa6a60"`
[INFO] [stdout] a06487e810f8cd18420187c43f56842db6d96fbba0f858a84d82ed25abfa6a60
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0a68c7ff89a67959219f2515a14ecf01efd0567c815e10a8f1c2e31de7b4702c
[INFO] running `"docker" "start" "-a" "0a68c7ff89a67959219f2515a14ecf01efd0567c815e10a8f1c2e31de7b4702c"`
[INFO] [stderr]    Compiling rydl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::util::split_string_every`
[INFO] [stderr]  --> src/drawer.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::util::split_string_every;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_empty`
[INFO] [stderr]   --> src/buffer.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn is_empty(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/buffer.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn set() {
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last`
[INFO] [stderr]   --> src/buffer.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn last(&self) -> Option<&String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `last_mut`
[INFO] [stderr]   --> src/buffer.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub fn last_mut(&mut self) -> Option<&mut String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `pop`
[INFO] [stderr]   --> src/buffer.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn pop(&mut self) -> Option<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/buffer.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |         buffer.replace_line(2, String::from("New line 2"));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/buffer.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |         buffer.replace_line(5, String::from("New line 5"));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "0a68c7ff89a67959219f2515a14ecf01efd0567c815e10a8f1c2e31de7b4702c"`
[INFO] running `"docker" "rm" "-f" "0a68c7ff89a67959219f2515a14ecf01efd0567c815e10a8f1c2e31de7b4702c"`
[INFO] [stdout] 0a68c7ff89a67959219f2515a14ecf01efd0567c815e10a8f1c2e31de7b4702c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] ab7aecf432f00c518d8a611b359c2eecc32169e6e38d21c175a456bb31531acf
[INFO] running `"docker" "start" "-a" "ab7aecf432f00c518d8a611b359c2eecc32169e6e38d21c175a456bb31531acf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rydl-2db381eda0ef3643
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test buffer::tests::replace_line_test ... ok
[INFO] [stdout] test util::tests::split_string_every_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ab7aecf432f00c518d8a611b359c2eecc32169e6e38d21c175a456bb31531acf"`
[INFO] running `"docker" "rm" "-f" "ab7aecf432f00c518d8a611b359c2eecc32169e6e38d21c175a456bb31531acf"`
[INFO] [stdout] ab7aecf432f00c518d8a611b359c2eecc32169e6e38d21c175a456bb31531acf