[INFO] updating cached repository redmed666/rust_torrent
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/redmed666/rust_torrent
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/redmed666/rust_torrent" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/redmed666/rust_torrent"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/redmed666/rust_torrent'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/redmed666/rust_torrent" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/redmed666/rust_torrent"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/redmed666/rust_torrent'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02b94e063a7df07e7ec17ecade920989c7e61a44
[INFO] sha for GitHub repo redmed666/rust_torrent: 02b94e063a7df07e7ec17ecade920989c7e61a44
[INFO] validating manifest of redmed666/rust_torrent on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of redmed666/rust_torrent on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing redmed666/rust_torrent
[INFO] finished frobbing redmed666/rust_torrent
[INFO] frobbed toml for redmed666/rust_torrent written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/redmed666/rust_torrent/Cargo.toml
[INFO] started frobbing redmed666/rust_torrent
[INFO] finished frobbing redmed666/rust_torrent
[INFO] frobbed toml for redmed666/rust_torrent written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/redmed666/rust_torrent/Cargo.toml
[INFO] crate redmed666/rust_torrent already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking redmed666/rust_torrent against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-2/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/redmed666/rust_torrent:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ba661796fc4c60f75efea4496a10caa979ec9513bf699827c0f3ba8f23c82469
[INFO] running `"docker" "start" "-a" "ba661796fc4c60f75efea4496a10caa979ec9513bf699827c0f3ba8f23c82469"`
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking rust_torrent v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/magnet/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fmt`, `io`
[INFO] [stderr]  --> src/magnet/mod.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{fmt, io};
[INFO] [stderr]   |           ^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `url::percent_encoding`
[INFO] [stderr]  --> src/magnet/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use url::percent_encoding;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `xt` should have an upper camel case name
[INFO] [stderr]   --> src/magnet/mod.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct xt {
[INFO] [stderr]    |            ^^ help: convert the identifier to upper camel case: `Xt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `regex::Regex`
[INFO] [stderr]  --> src/magnet/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use regex::Regex;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `fmt`, `io`
[INFO] [stderr]  --> src/magnet/mod.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::{fmt, io};
[INFO] [stderr]   |           ^^^  ^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `url::percent_encoding`
[INFO] [stderr]  --> src/magnet/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use url::percent_encoding;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `xt` should have an upper camel case name
[INFO] [stderr]   --> src/magnet/mod.rs:21:12
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub struct xt {
[INFO] [stderr]    |            ^^ help: convert the identifier to upper camel case: `Xt`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `test`
[INFO] [stderr]   --> src/main.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let test = String::from("test");
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_test`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]   --> src/magnet/mod.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut result = String::new();
[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: `test`
[INFO] [stderr]   --> src/main.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |     let test = String::from("test");
[INFO] [stderr]    |         ^^^^ help: consider prefixing with an underscore: `_test`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `result` is never read
[INFO] [stderr]   --> src/magnet/mod.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut result = String::new();
[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: function is never used: `test_error`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn test_error() -> Result<String, String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_error`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn test_error() -> Result<String, String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "ba661796fc4c60f75efea4496a10caa979ec9513bf699827c0f3ba8f23c82469"`
[INFO] running `"docker" "rm" "-f" "ba661796fc4c60f75efea4496a10caa979ec9513bf699827c0f3ba8f23c82469"`
[INFO] [stdout] ba661796fc4c60f75efea4496a10caa979ec9513bf699827c0f3ba8f23c82469