[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/beta-1.38-1/sources/1.37.0/gh/redmed666/rust_torrent"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/redmed666/rust_torrent'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/redmed666/rust_torrent" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/redmed666/rust_torrent"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of redmed666/rust_torrent on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "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/beta-1.38-1/sources/1.37.0/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/beta-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing redmed666/rust_torrent against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] c62aa46416a02be0f3bc41cfc4e220b172dfead3cc3f658201600e102db0fab4
[INFO] running `"docker" "start" "-a" "c62aa46416a02be0f3bc41cfc4e220b172dfead3cc3f658201600e102db0fab4"`
[INFO] [stderr]    Compiling 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 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]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "c62aa46416a02be0f3bc41cfc4e220b172dfead3cc3f658201600e102db0fab4"`
[INFO] running `"docker" "rm" "-f" "c62aa46416a02be0f3bc41cfc4e220b172dfead3cc3f658201600e102db0fab4"`
[INFO] [stdout] c62aa46416a02be0f3bc41cfc4e220b172dfead3cc3f658201600e102db0fab4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 81c80fddb71b971a977ca47ee5d2202b5a35ff6d1602aed6131656d77623966a
[INFO] running `"docker" "start" "-a" "81c80fddb71b971a977ca47ee5d2202b5a35ff6d1602aed6131656d77623966a"`
[INFO] [stderr]    Compiling 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 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `"docker" "inspect" "81c80fddb71b971a977ca47ee5d2202b5a35ff6d1602aed6131656d77623966a"`
[INFO] running `"docker" "rm" "-f" "81c80fddb71b971a977ca47ee5d2202b5a35ff6d1602aed6131656d77623966a"`
[INFO] [stdout] 81c80fddb71b971a977ca47ee5d2202b5a35ff6d1602aed6131656d77623966a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 242ea026b6f08878a902756a4645fea80faaf8a3fbe2f36920cb452d3e45b9c3
[INFO] running `"docker" "start" "-a" "242ea026b6f08878a902756a4645fea80faaf8a3fbe2f36920cb452d3e45b9c3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_torrent-660ce0f5c6b057a1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "242ea026b6f08878a902756a4645fea80faaf8a3fbe2f36920cb452d3e45b9c3"`
[INFO] running `"docker" "rm" "-f" "242ea026b6f08878a902756a4645fea80faaf8a3fbe2f36920cb452d3e45b9c3"`
[INFO] [stdout] 242ea026b6f08878a902756a4645fea80faaf8a3fbe2f36920cb452d3e45b9c3