[INFO] updating cached repository https://github.com/edbaskerville/cargo-ubuild
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9d9169cf6290fcf523a59603491e7ce0745501fb
[INFO] testing edbaskerville/cargo-ubuild against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedbaskerville%2Fcargo-ubuild" "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/edbaskerville/cargo-ubuild 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/edbaskerville/cargo-ubuild
[INFO] finished tweaking git repo https://github.com/edbaskerville/cargo-ubuild
[INFO] tweaked toml for git repo https://github.com/edbaskerville/cargo-ubuild written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/edbaskerville/cargo-ubuild 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] 0e0147cb0bd82c82972609ce6c54687d81c98e07ce3126e1c3cc5fbb782a7edf
[INFO] running `"docker" "start" "-a" "0e0147cb0bd82c82972609ce6c54687d81c98e07ce3126e1c3cc5fbb782a7edf"`
[INFO] [stderr]    Compiling utf8parse v0.1.0
[INFO] [stderr]    Compiling vte v0.3.2
[INFO] [stderr]    Compiling strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling cargo-ubuild v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let mut reader = BufReader::new(stderr);
[INFO] [stderr]    |                     ----^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `"docker" "inspect" "0e0147cb0bd82c82972609ce6c54687d81c98e07ce3126e1c3cc5fbb782a7edf"`
[INFO] running `"docker" "rm" "-f" "0e0147cb0bd82c82972609ce6c54687d81c98e07ce3126e1c3cc5fbb782a7edf"`
[INFO] [stdout] 0e0147cb0bd82c82972609ce6c54687d81c98e07ce3126e1c3cc5fbb782a7edf
[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] 6d668ebba5f507ad88a1f78809ca64f27f789d3b164eca4f4c2bcc8c37464dea
[INFO] running `"docker" "start" "-a" "6d668ebba5f507ad88a1f78809ca64f27f789d3b164eca4f4c2bcc8c37464dea"`
[INFO] [stderr]    Compiling cargo-ubuild v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:5:15
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io::{self, Write, BufRead, BufReader};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:60:21
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 let mut reader = BufReader::new(stderr);
[INFO] [stderr]    |                     ----^^^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `"docker" "inspect" "6d668ebba5f507ad88a1f78809ca64f27f789d3b164eca4f4c2bcc8c37464dea"`
[INFO] running `"docker" "rm" "-f" "6d668ebba5f507ad88a1f78809ca64f27f789d3b164eca4f4c2bcc8c37464dea"`
[INFO] [stdout] 6d668ebba5f507ad88a1f78809ca64f27f789d3b164eca4f4c2bcc8c37464dea
[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] 55fb50b00552f7ed808a178dab98f12e55175b4406d14f699c057d186ca13f44
[INFO] running `"docker" "start" "-a" "55fb50b00552f7ed808a178dab98f12e55175b4406d14f699c057d186ca13f44"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_ubuild-39e4dce1fc119dd6
[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" "55fb50b00552f7ed808a178dab98f12e55175b4406d14f699c057d186ca13f44"`
[INFO] running `"docker" "rm" "-f" "55fb50b00552f7ed808a178dab98f12e55175b4406d14f699c057d186ca13f44"`
[INFO] [stdout] 55fb50b00552f7ed808a178dab98f12e55175b4406d14f699c057d186ca13f44