[INFO] updating cached repository zimbatm/bind_spawn
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zimbatm/bind_spawn
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zimbatm/bind_spawn" "work/ex/beta-1.38-1/sources/1.37.0/gh/zimbatm/bind_spawn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zimbatm/bind_spawn'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zimbatm/bind_spawn" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zimbatm/bind_spawn"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zimbatm/bind_spawn'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 55c7d6036afb8b452229c9b1d0e1cd26bc50a41e
[INFO] sha for GitHub repo zimbatm/bind_spawn: 55c7d6036afb8b452229c9b1d0e1cd26bc50a41e
[INFO] validating manifest of zimbatm/bind_spawn 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 zimbatm/bind_spawn 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 zimbatm/bind_spawn
[INFO] finished frobbing zimbatm/bind_spawn
[INFO] frobbed toml for zimbatm/bind_spawn written to work/ex/beta-1.38-1/sources/1.37.0/gh/zimbatm/bind_spawn/Cargo.toml
[INFO] started frobbing zimbatm/bind_spawn
[INFO] finished frobbing zimbatm/bind_spawn
[INFO] frobbed toml for zimbatm/bind_spawn written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zimbatm/bind_spawn/Cargo.toml
[INFO] crate zimbatm/bind_spawn 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 zimbatm/bind_spawn against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zimbatm/bind_spawn:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 36984c5fff14026e714e95d4ef29dd5433a1f59eb0bb8c3d59510d01950b65fe
[INFO] running `"docker" "start" "-a" "36984c5fff14026e714e95d4ef29dd5433a1f59eb0bb8c3d59510d01950b65fe"`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling nix v0.9.0
[INFO] [stderr]    Compiling bind_spawn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]   --> src/main.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 |         .before_exec(|| {
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `status`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let status = Command::new("sh")
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_status`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `"docker" "inspect" "36984c5fff14026e714e95d4ef29dd5433a1f59eb0bb8c3d59510d01950b65fe"`
[INFO] running `"docker" "rm" "-f" "36984c5fff14026e714e95d4ef29dd5433a1f59eb0bb8c3d59510d01950b65fe"`
[INFO] [stdout] 36984c5fff14026e714e95d4ef29dd5433a1f59eb0bb8c3d59510d01950b65fe
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zimbatm/bind_spawn:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a6385bc619df8165a3e40d591f57ecca9b15d9d1f9e9d9f3fc3cb8d831a823f4
[INFO] running `"docker" "start" "-a" "a6385bc619df8165a3e40d591f57ecca9b15d9d1f9e9d9f3fc3cb8d831a823f4"`
[INFO] [stderr]    Compiling bind_spawn v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::os::unix::process::CommandExt::before_exec': should be unsafe, use `pre_exec` instead
[INFO] [stderr]   --> src/main.rs:27:10
[INFO] [stderr]    |
[INFO] [stderr] 27 |         .before_exec(|| {
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `status`
[INFO] [stderr]   --> src/main.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let status = Command::new("sh")
[INFO] [stderr]    |         ^^^^^^ help: consider prefixing with an underscore: `_status`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "a6385bc619df8165a3e40d591f57ecca9b15d9d1f9e9d9f3fc3cb8d831a823f4"`
[INFO] running `"docker" "rm" "-f" "a6385bc619df8165a3e40d591f57ecca9b15d9d1f9e9d9f3fc3cb8d831a823f4"`
[INFO] [stdout] a6385bc619df8165a3e40d591f57ecca9b15d9d1f9e9d9f3fc3cb8d831a823f4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/zimbatm/bind_spawn:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d095388f20d82639136c56b33ae7480f3ecc8f3a351ae5f267f22735501faea7
[INFO] running `"docker" "start" "-a" "d095388f20d82639136c56b33ae7480f3ecc8f3a351ae5f267f22735501faea7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bind_spawn-99fa7b16d8ad5363
[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" "d095388f20d82639136c56b33ae7480f3ecc8f3a351ae5f267f22735501faea7"`
[INFO] running `"docker" "rm" "-f" "d095388f20d82639136c56b33ae7480f3ecc8f3a351ae5f267f22735501faea7"`
[INFO] [stdout] d095388f20d82639136c56b33ae7480f3ecc8f3a351ae5f267f22735501faea7