[INFO] updating cached repository rwz/fishy_collapsed_wd
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rwz/fishy_collapsed_wd
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rwz/fishy_collapsed_wd" "work/ex/beta-1.38-1/sources/1.37.0/gh/rwz/fishy_collapsed_wd"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rwz/fishy_collapsed_wd'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rwz/fishy_collapsed_wd" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwz/fishy_collapsed_wd"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwz/fishy_collapsed_wd'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7a34cb8e0f92eff4926d04b62464eb9f49ab1923
[INFO] sha for GitHub repo rwz/fishy_collapsed_wd: 7a34cb8e0f92eff4926d04b62464eb9f49ab1923
[INFO] validating manifest of rwz/fishy_collapsed_wd 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 rwz/fishy_collapsed_wd 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 rwz/fishy_collapsed_wd
[INFO] finished frobbing rwz/fishy_collapsed_wd
[INFO] frobbed toml for rwz/fishy_collapsed_wd written to work/ex/beta-1.38-1/sources/1.37.0/gh/rwz/fishy_collapsed_wd/Cargo.toml
[INFO] started frobbing rwz/fishy_collapsed_wd
[INFO] finished frobbing rwz/fishy_collapsed_wd
[INFO] frobbed toml for rwz/fishy_collapsed_wd written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwz/fishy_collapsed_wd/Cargo.toml
[INFO] crate rwz/fishy_collapsed_wd 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 rwz/fishy_collapsed_wd against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwz/fishy_collapsed_wd:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] b6b29d7dc48f13e295b4220c1f2f1f023d8404cee8824e93a9ee1ee61575b961
[INFO] running `"docker" "start" "-a" "b6b29d7dc48f13e295b4220c1f2f1f023d8404cee8824e93a9ee1ee61575b961"`
[INFO] [stderr]    Compiling fishy_collapsed_wd 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:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let home = env::home_dir().unwrap();
[INFO] [stderr]   |                ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "b6b29d7dc48f13e295b4220c1f2f1f023d8404cee8824e93a9ee1ee61575b961"`
[INFO] running `"docker" "rm" "-f" "b6b29d7dc48f13e295b4220c1f2f1f023d8404cee8824e93a9ee1ee61575b961"`
[INFO] [stdout] b6b29d7dc48f13e295b4220c1f2f1f023d8404cee8824e93a9ee1ee61575b961
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwz/fishy_collapsed_wd:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5eb7ce161b04d15c0703c36688e95305135be76f4eb73a180326222574904b85
[INFO] running `"docker" "start" "-a" "5eb7ce161b04d15c0703c36688e95305135be76f4eb73a180326222574904b85"`
[INFO] [stderr]    Compiling fishy_collapsed_wd 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:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |     let home = env::home_dir().unwrap();
[INFO] [stderr]   |                ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "5eb7ce161b04d15c0703c36688e95305135be76f4eb73a180326222574904b85"`
[INFO] running `"docker" "rm" "-f" "5eb7ce161b04d15c0703c36688e95305135be76f4eb73a180326222574904b85"`
[INFO] [stdout] 5eb7ce161b04d15c0703c36688e95305135be76f4eb73a180326222574904b85
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwz/fishy_collapsed_wd:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 1e08b1766062f14ec5d62c75a642a5bebe8bfe15a416d194b8b5a702d9ef2cb2
[INFO] running `"docker" "start" "-a" "1e08b1766062f14ec5d62c75a642a5bebe8bfe15a416d194b8b5a702d9ef2cb2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/fishy_collapsed_wd-ea9a4f8d669bbc17
[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" "1e08b1766062f14ec5d62c75a642a5bebe8bfe15a416d194b8b5a702d9ef2cb2"`
[INFO] running `"docker" "rm" "-f" "1e08b1766062f14ec5d62c75a642a5bebe8bfe15a416d194b8b5a702d9ef2cb2"`
[INFO] [stdout] 1e08b1766062f14ec5d62c75a642a5bebe8bfe15a416d194b8b5a702d9ef2cb2