[INFO] updating cached repository chrisduerr/rum
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chrisduerr/rum
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chrisduerr/rum" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrisduerr/rum"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrisduerr/rum'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chrisduerr/rum" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chrisduerr/rum"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chrisduerr/rum'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 475bc72519a91342b2452959a661595880fa5032
[INFO] sha for GitHub repo chrisduerr/rum: 475bc72519a91342b2452959a661595880fa5032
[INFO] validating manifest of chrisduerr/rum on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chrisduerr/rum on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chrisduerr/rum
[INFO] finished frobbing chrisduerr/rum
[INFO] frobbed toml for chrisduerr/rum written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrisduerr/rum/Cargo.toml
[INFO] started frobbing chrisduerr/rum
[INFO] finished frobbing chrisduerr/rum
[INFO] frobbed toml for chrisduerr/rum written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/chrisduerr/rum/Cargo.toml
[INFO] crate chrisduerr/rum has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] building chrisduerr/rum against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrisduerr/rum:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 2f5d7460cf0b7d6332c4246cbc9aa05d4e26db7bde0f8ebe2d347a8e2ce2559b
[INFO] running `"docker" "start" "-a" "2f5d7460cf0b7d6332c4246cbc9aa05d4e26db7bde0f8ebe2d347a8e2ce2559b"`
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling reqwest v0.7.3
[INFO] [stderr]    Compiling userstyles v0.1.3
[INFO] [stderr]    Compiling rum v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/config.rs:247:20
[INFO] [stderr]     |
[INFO] [stderr] 247 |     let mut path = env::home_dir().ok_or("Unable to locate home directory")?;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/config.rs:319:20
[INFO] [stderr]     |
[INFO] [stderr] 319 |     let mut path = env::home_dir().ok_or("Unable to find home directory.")?;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     error_chain!{
[INFO] [stderr] 31 | |         foreign_links {
[INFO] [stderr] 32 | |             IoError(::std::io::Error);
[INFO] [stderr] 33 | |             TomlError(::toml::de::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |         }
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.28s
[INFO] running `"docker" "inspect" "2f5d7460cf0b7d6332c4246cbc9aa05d4e26db7bde0f8ebe2d347a8e2ce2559b"`
[INFO] running `"docker" "rm" "-f" "2f5d7460cf0b7d6332c4246cbc9aa05d4e26db7bde0f8ebe2d347a8e2ce2559b"`
[INFO] [stdout] 2f5d7460cf0b7d6332c4246cbc9aa05d4e26db7bde0f8ebe2d347a8e2ce2559b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/chrisduerr/rum:/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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 84e42d6c94b9337e2777be1c8c14d627d36e5bfb511424efdf25e99e7b214695
[INFO] running `"docker" "start" "-a" "84e42d6c94b9337e2777be1c8c14d627d36e5bfb511424efdf25e99e7b214695"`
[INFO] [stderr]    Compiling rum v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/config.rs:1:41
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io::{self, BufRead, BufReader, Read, Write};
[INFO] [stderr]   |                                         ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/config.rs:247:20
[INFO] [stderr]     |
[INFO] [stderr] 247 |     let mut path = env::home_dir().ok_or("Unable to locate home directory")?;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/config.rs:319:20
[INFO] [stderr]     |
[INFO] [stderr] 319 |     let mut path = env::home_dir().ok_or("Unable to find home directory.")?;
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 | /     error_chain!{
[INFO] [stderr] 31 | |         foreign_links {
[INFO] [stderr] 32 | |             IoError(::std::io::Error);
[INFO] [stderr] 33 | |             TomlError(::toml::de::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |         }
[INFO] [stderr] 38 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `config_exists`
[INFO] [stderr]    --> src/config.rs:193:1
[INFO] [stderr]     |
[INFO] [stderr] 193 | pub fn config_exists() -> bool {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_config`
[INFO] [stderr]    --> src/config.rs:220:1
[INFO] [stderr]     |
[INFO] [stderr] 220 | pub fn create_config() -> Result<()> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `"docker" "inspect" "84e42d6c94b9337e2777be1c8c14d627d36e5bfb511424efdf25e99e7b214695"`
[INFO] running `"docker" "rm" "-f" "84e42d6c94b9337e2777be1c8c14d627d36e5bfb511424efdf25e99e7b214695"`
[INFO] [stdout] 84e42d6c94b9337e2777be1c8c14d627d36e5bfb511424efdf25e99e7b214695