[INFO] updating cached repository brianp/muxedsnapshot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/brianp/muxedsnapshot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/brianp/muxedsnapshot" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/brianp/muxedsnapshot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/brianp/muxedsnapshot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/brianp/muxedsnapshot" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/brianp/muxedsnapshot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/brianp/muxedsnapshot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8362dd3043db9e481b1aa44de9571df316d545c4
[INFO] sha for GitHub repo brianp/muxedsnapshot: 8362dd3043db9e481b1aa44de9571df316d545c4
[INFO] validating manifest of brianp/muxedsnapshot 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 brianp/muxedsnapshot 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 brianp/muxedsnapshot
[INFO] finished frobbing brianp/muxedsnapshot
[INFO] frobbed toml for brianp/muxedsnapshot written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/brianp/muxedsnapshot/Cargo.toml
[INFO] started frobbing brianp/muxedsnapshot
[INFO] finished frobbing brianp/muxedsnapshot
[INFO] frobbed toml for brianp/muxedsnapshot written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/brianp/muxedsnapshot/Cargo.toml
[INFO] crate brianp/muxedsnapshot 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] testing brianp/muxedsnapshot against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/brianp/muxedsnapshot:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] 5b6e53bea40e23edc96543a1afd3b371f60fe8fdae3a7e3518ff5fbd0e4633ea
[INFO] running `"docker" "start" "-a" "5b6e53bea40e23edc96543a1afd3b371f60fe8fdae3a7e3518ff5fbd0e4633ea"`
[INFO] [stderr]    Compiling quote v0.3.5
[INFO] [stderr]    Compiling serde v0.8.18
[INFO] [stderr]    Compiling clap v2.16.3
[INFO] [stderr]    Compiling syn v0.10.3
[INFO] [stderr]    Compiling serde_codegen_internals v0.11.1
[INFO] [stderr]    Compiling serde_codegen v0.8.19
[INFO] [stderr]    Compiling serde_test v0.8.18
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling serde_derive v0.8.19
[INFO] [stderr]    Compiling yaml-rust v0.3.4
[INFO] [stderr]    Compiling serde_yaml v0.5.0
[INFO] [stderr]    Compiling muxedsnapshot v0.1.0 (/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/main.rs:22:23
[INFO] [stderr]    |
[INFO] [stderr] 22 | #[cfg(not(test))] use std::env::home_dir;
[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/main.rs:129:11
[INFO] [stderr]     |
[INFO] [stderr] 129 |     match home_dir() {
[INFO] [stderr]     |           ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.20s
[INFO] running `"docker" "inspect" "5b6e53bea40e23edc96543a1afd3b371f60fe8fdae3a7e3518ff5fbd0e4633ea"`
[INFO] running `"docker" "rm" "-f" "5b6e53bea40e23edc96543a1afd3b371f60fe8fdae3a7e3518ff5fbd0e4633ea"`
[INFO] [stdout] 5b6e53bea40e23edc96543a1afd3b371f60fe8fdae3a7e3518ff5fbd0e4633ea
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/brianp/muxedsnapshot:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 540c5686adb77a4b6a15f419cf2ed40da4a605ff435a83a0b2ad72a5117663a0
[INFO] running `"docker" "start" "-a" "540c5686adb77a4b6a15f419cf2ed40da4a605ff435a83a0b2ad72a5117663a0"`
[INFO] [stderr]    Compiling muxedsnapshot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(proc_macro)]
[INFO] [stderr]   |            ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `"docker" "inspect" "540c5686adb77a4b6a15f419cf2ed40da4a605ff435a83a0b2ad72a5117663a0"`
[INFO] running `"docker" "rm" "-f" "540c5686adb77a4b6a15f419cf2ed40da4a605ff435a83a0b2ad72a5117663a0"`
[INFO] [stdout] 540c5686adb77a4b6a15f419cf2ed40da4a605ff435a83a0b2ad72a5117663a0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/brianp/muxedsnapshot:/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" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] cb6fa7e04b3eb6a42e5e5818a1a173e8f48bfe55f8d733b9a15288794fd1bbd7
[INFO] running `"docker" "start" "-a" "cb6fa7e04b3eb6a42e5e5818a1a173e8f48bfe55f8d733b9a15288794fd1bbd7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/muxedsnapshot-1ce33444e0012285
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test test::expect_err_result ... ok
[INFO] [stdout] test test::expect_err_when_file_exists ... ok
[INFO] [stdout] test test::expect_file_not_to_exist ... ok
[INFO] [stdout] test capture::test::expect_cap_to_have_none_when_line_empty ... ok
[INFO] [stdout] test test::expect_no_truncation_or_overwrite ... ok
[INFO] [stdout] test test::expect_file_not_to_exist_using_force ... ok
[INFO] [stdout] test test::expect_ok_result ... ok
[INFO] [stdout] test test::expect_file_to_exist ... ok
[INFO] [stdout] test test::expect_ok_result_using_force_when_file_doesnt_exist ... ok
[INFO] [stdout] test capture::test::expect_cap_to_have_none ... ok
[INFO] [stdout] test test::expect_ok_when_file_exists_using_force ... ok
[INFO] [stdout] test tmux::pane::process::test::expect_to_return_without_first_element ... ok
[INFO] [stdout] test capture::test::expect_cap_to_be_bar ... ok
[INFO] [stdout] test test::expect_truncation_or_overwrite_using_force ... ok
[INFO] [stdout] test tmux::window::test::expect_active_to_be_true_without_name ... ok
[INFO] [stdout] test tmux::pane::test::expect_active_to_be_false ... ok
[INFO] [stdout] test capture::test::expect_cap_to_have_some ... ok
[INFO] [stdout] test tmux::window::test::expect_active_to_be_true ... ok
[INFO] [stdout] test capture::test::expect_to_return_the_first_capture ... ok
[INFO] [stdout] test tmux::window::test::expect_none_from_line_missing_name ... ok
[INFO] [stdout] test tmux::pane::test::expect_pane_to_match ... ok
[INFO] [stdout] test tmux::pane::test::expect_active_to_be_true ... ok
[INFO] [stdout] test tmux::window::test::expect_layout_to_match ... ok
[INFO] [stdout] test tmux::window::test::expect_some_from_previous_window_blank_name ... ok
[INFO] [stdout] test tmux::window::test::expect_some_from_active_window_blank_name ... ok
[INFO] [stdout] test tmux::window::test::expect_name_to_be_vim ... ok
[INFO] [stdout] test tmux::window::test::expect_some_from_active_window_line ... ok
[INFO] [stdout] test tmux::window::test::expect_some_with_blank_name ... ok
[INFO] [stdout] test tmux::window::test::expect_some_from_previous_window_line ... ok
[INFO] [stdout] test tmux::window::test::expect_some_from_window_line ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cb6fa7e04b3eb6a42e5e5818a1a173e8f48bfe55f8d733b9a15288794fd1bbd7"`
[INFO] running `"docker" "rm" "-f" "cb6fa7e04b3eb6a42e5e5818a1a173e8f48bfe55f8d733b9a15288794fd1bbd7"`
[INFO] [stdout] cb6fa7e04b3eb6a42e5e5818a1a173e8f48bfe55f8d733b9a15288794fd1bbd7