[INFO] updating cached repository gilbertw1/drop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gilbertw1/drop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gilbertw1/drop" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/gilbertw1/drop"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/gilbertw1/drop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gilbertw1/drop" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/gilbertw1/drop"`
[INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/gilbertw1/drop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f254e5766730a8afdb6fbe1e4ded73f9b94001c
[INFO] sha for GitHub repo gilbertw1/drop: 9f254e5766730a8afdb6fbe1e4ded73f9b94001c
[INFO] validating manifest of gilbertw1/drop on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gilbertw1/drop on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gilbertw1/drop
[INFO] finished frobbing gilbertw1/drop
[INFO] frobbed toml for gilbertw1/drop written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/gilbertw1/drop/Cargo.toml
[INFO] started frobbing gilbertw1/drop
[INFO] finished frobbing gilbertw1/drop
[INFO] frobbed toml for gilbertw1/drop written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/gilbertw1/drop/Cargo.toml
[INFO] crate gilbertw1/drop already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gilbertw1/drop against master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 for pr-62507
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-7/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/gilbertw1/drop:/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" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cc16c0da38eb11fea66a53dacc8bf1377b990860ea45998c9eefd75186dd468d
[INFO] running `"docker" "start" "-a" "cc16c0da38eb11fea66a53dacc8bf1377b990860ea45998c9eefd75186dd468d"`
[INFO] [stderr]    Compiling cairo-rs v0.2.0
[INFO] [stderr]    Compiling gio v0.2.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.2.0
[INFO] [stderr]    Compiling gdk v0.6.0
[INFO] [stderr]    Compiling gtk v0.2.0
[INFO] [stderr]    Compiling gio-sys v0.4.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.4.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.4.0
[INFO] [stderr]    Compiling pango-sys v0.4.0
[INFO] [stderr]    Compiling gdk-sys v0.4.0
[INFO] [stderr]    Compiling gtk-sys v0.4.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking rand v0.3.17
[INFO] [stderr]    Compiling sys-info v0.5.1
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.3
[INFO] [stderr]     Checking nix v0.9.0
[INFO] [stderr]    Compiling clap v2.27.0
[INFO] [stderr]     Checking nom v3.2.0
[INFO] [stderr]     Checking glib-sys v0.4.0
[INFO] [stderr]     Checking config v0.7.0
[INFO] [stderr]     Checking gobject-sys v0.4.0
[INFO] [stderr]     Checking glib v0.3.1
[INFO] [stderr]     Checking atk-sys v0.4.0
[INFO] [stderr]     Checking pango v0.2.0
[INFO] [stderr]    Compiling drop v0.3.2 (/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/conf.rs:23:18
[INFO] [stderr]    |
[INFO] [stderr] 23 |   let home_dir = std::env::home_dir().unwrap();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: 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/conf.rs:23:18
[INFO] [stderr]    |
[INFO] [stderr] 23 |   let home_dir = std::env::home_dir().unwrap();
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/conf.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | / lazy_static! {
[INFO] [stderr] 15 | |   static ref AUDIO_SOURCES: HashSet<String> = ["desktop".to_string(), "mic".to_string()].iter().cloned().collect();
[INFO] [stderr] 16 | |   static ref FILENAME_STRATEGIES: HashSet<String> = ["prepend".to_string(),
[INFO] [stderr] 17 | |                                                 "append".to_string(),
[INFO] [stderr] 18 | |                                                 "exact".to_string(),
[INFO] [stderr] 19 | |                                                 "replace".to_string()].iter().cloned().collect();
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning 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: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/screenshot.rs:196:3
[INFO] [stderr]     |
[INFO] [stderr] 196 |   fs::remove_file(pamfile);
[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/screenshot.rs:197:3
[INFO] [stderr]     |
[INFO] [stderr] 197 |   fs::remove_dir_all(cachedir);
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[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/screenshot.rs:196:3
[INFO] [stderr]     |
[INFO] [stderr] 196 |   fs::remove_file(pamfile);
[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/screenshot.rs:197:3
[INFO] [stderr]     |
[INFO] [stderr] 197 |   fs::remove_dir_all(cachedir);
[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 1m 49s
[INFO] running `"docker" "inspect" "cc16c0da38eb11fea66a53dacc8bf1377b990860ea45998c9eefd75186dd468d"`
[INFO] running `"docker" "rm" "-f" "cc16c0da38eb11fea66a53dacc8bf1377b990860ea45998c9eefd75186dd468d"`
[INFO] [stdout] cc16c0da38eb11fea66a53dacc8bf1377b990860ea45998c9eefd75186dd468d