[INFO] updating cached repository harikesh-kolekar/rust-execute-command
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/harikesh-kolekar/rust-execute-command
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/harikesh-kolekar/rust-execute-command" "work/ex/beta-1.38-1/sources/1.37.0/gh/harikesh-kolekar/rust-execute-command"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/harikesh-kolekar/rust-execute-command'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/harikesh-kolekar/rust-execute-command" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/harikesh-kolekar/rust-execute-command"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/harikesh-kolekar/rust-execute-command'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0ed65b60450a8799f3813b172cfae98442c4d2e
[INFO] sha for GitHub repo harikesh-kolekar/rust-execute-command: b0ed65b60450a8799f3813b172cfae98442c4d2e
[INFO] validating manifest of harikesh-kolekar/rust-execute-command 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 harikesh-kolekar/rust-execute-command 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 harikesh-kolekar/rust-execute-command
[INFO] finished frobbing harikesh-kolekar/rust-execute-command
[INFO] frobbed toml for harikesh-kolekar/rust-execute-command written to work/ex/beta-1.38-1/sources/1.37.0/gh/harikesh-kolekar/rust-execute-command/Cargo.toml
[INFO] started frobbing harikesh-kolekar/rust-execute-command
[INFO] finished frobbing harikesh-kolekar/rust-execute-command
[INFO] frobbed toml for harikesh-kolekar/rust-execute-command written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/harikesh-kolekar/rust-execute-command/Cargo.toml
[INFO] crate harikesh-kolekar/rust-execute-command 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 harikesh-kolekar/rust-execute-command 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-7/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/harikesh-kolekar/rust-execute-command:/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] f806ed0fefb79bd915202a6c7958a65155615f0b08cd75b7d03f637cdffbc95c
[INFO] running `"docker" "start" "-a" "f806ed0fefb79bd915202a6c7958a65155615f0b08cd75b7d03f637cdffbc95c"`
[INFO] [stderr]    Compiling term-painter v0.2.3
[INFO] [stderr]    Compiling toml v0.4.2
[INFO] [stderr]    Compiling run v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/main.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |         Ok(config) => println!("{}", ""),
[INFO] [stderr]    |            ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.55s
[INFO] running `"docker" "inspect" "f806ed0fefb79bd915202a6c7958a65155615f0b08cd75b7d03f637cdffbc95c"`
[INFO] running `"docker" "rm" "-f" "f806ed0fefb79bd915202a6c7958a65155615f0b08cd75b7d03f637cdffbc95c"`
[INFO] [stdout] f806ed0fefb79bd915202a6c7958a65155615f0b08cd75b7d03f637cdffbc95c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/harikesh-kolekar/rust-execute-command:/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] 064d87e26db64ec7f26941329701dee4fc426704dbe7f9980f4eb86588a98f6e
[INFO] running `"docker" "start" "-a" "064d87e26db64ec7f26941329701dee4fc426704dbe7f9980f4eb86588a98f6e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling run v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/main.rs:45:12
[INFO] [stderr]    |
[INFO] [stderr] 45 |         Ok(config) => println!("{}", ""),
[INFO] [stderr]    |            ^^^^^^ help: consider prefixing with an underscore: `_config`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "064d87e26db64ec7f26941329701dee4fc426704dbe7f9980f4eb86588a98f6e"`
[INFO] running `"docker" "rm" "-f" "064d87e26db64ec7f26941329701dee4fc426704dbe7f9980f4eb86588a98f6e"`
[INFO] [stdout] 064d87e26db64ec7f26941329701dee4fc426704dbe7f9980f4eb86588a98f6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/harikesh-kolekar/rust-execute-command:/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] 6fd3d9fdf9decf24ac1cd313c4b70b6b195493a5ec184ee3a72d693259e05fc9
[INFO] running `"docker" "start" "-a" "6fd3d9fdf9decf24ac1cd313c4b70b6b195493a5ec184ee3a72d693259e05fc9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/run-38f185355cd1e8f9
[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" "6fd3d9fdf9decf24ac1cd313c4b70b6b195493a5ec184ee3a72d693259e05fc9"`
[INFO] running `"docker" "rm" "-f" "6fd3d9fdf9decf24ac1cd313c4b70b6b195493a5ec184ee3a72d693259e05fc9"`
[INFO] [stdout] 6fd3d9fdf9decf24ac1cd313c4b70b6b195493a5ec184ee3a72d693259e05fc9