[INFO] updating cached repository howeih/Day-16-Breaking-OTP
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/howeih/Day-16-Breaking-OTP
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-16-Breaking-OTP" "work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-16-Breaking-OTP"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-16-Breaking-OTP'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/howeih/Day-16-Breaking-OTP" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-16-Breaking-OTP"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-16-Breaking-OTP'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 88ecf20c196a727418900c85bc3f41c3bcb4688b
[INFO] sha for GitHub repo howeih/Day-16-Breaking-OTP: 88ecf20c196a727418900c85bc3f41c3bcb4688b
[INFO] validating manifest of howeih/Day-16-Breaking-OTP on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of howeih/Day-16-Breaking-OTP on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing howeih/Day-16-Breaking-OTP
[INFO] finished frobbing howeih/Day-16-Breaking-OTP
[INFO] frobbed toml for howeih/Day-16-Breaking-OTP written to work/ex/beta-1.37-6/sources/1.36.0/gh/howeih/Day-16-Breaking-OTP/Cargo.toml
[INFO] started frobbing howeih/Day-16-Breaking-OTP
[INFO] finished frobbing howeih/Day-16-Breaking-OTP
[INFO] frobbed toml for howeih/Day-16-Breaking-OTP written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-16-Breaking-OTP/Cargo.toml
[INFO] crate howeih/Day-16-Breaking-OTP already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing howeih/Day-16-Breaking-OTP against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-16-Breaking-OTP:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] aca35eb5dac80c8e094c832b10d7a208c15dd4e8d9437623e8f43d70d230ee41
[INFO] running `"docker" "start" "-a" "aca35eb5dac80c8e094c832b10d7a208c15dd4e8d9437623e8f43d70d230ee41"`
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling breaking_OTP v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `breaking_OTP` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `breaking_otp`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "aca35eb5dac80c8e094c832b10d7a208c15dd4e8d9437623e8f43d70d230ee41"`
[INFO] running `"docker" "rm" "-f" "aca35eb5dac80c8e094c832b10d7a208c15dd4e8d9437623e8f43d70d230ee41"`
[INFO] [stdout] aca35eb5dac80c8e094c832b10d7a208c15dd4e8d9437623e8f43d70d230ee41
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-16-Breaking-OTP:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 991d4da64cd65f5064416e9d9de8f89572e24ec603f248ecc8c05750cbe7e297
[INFO] running `"docker" "start" "-a" "991d4da64cd65f5064416e9d9de8f89572e24ec603f248ecc8c05750cbe7e297"`
[INFO] [stderr]    Compiling breaking_OTP v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: crate `breaking_OTP` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `breaking_otp`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "991d4da64cd65f5064416e9d9de8f89572e24ec603f248ecc8c05750cbe7e297"`
[INFO] running `"docker" "rm" "-f" "991d4da64cd65f5064416e9d9de8f89572e24ec603f248ecc8c05750cbe7e297"`
[INFO] [stdout] 991d4da64cd65f5064416e9d9de8f89572e24ec603f248ecc8c05750cbe7e297
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/howeih/Day-16-Breaking-OTP:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] e6a0c8d56f0f9c4c75ba7b1dbf592ef2c22f985e97449dc0b6e4c39ee4471dad
[INFO] running `"docker" "start" "-a" "e6a0c8d56f0f9c4c75ba7b1dbf592ef2c22f985e97449dc0b6e4c39ee4471dad"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/breaking_OTP-2b5c2dee915917f6
[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" "e6a0c8d56f0f9c4c75ba7b1dbf592ef2c22f985e97449dc0b6e4c39ee4471dad"`
[INFO] running `"docker" "rm" "-f" "e6a0c8d56f0f9c4c75ba7b1dbf592ef2c22f985e97449dc0b6e4c39ee4471dad"`
[INFO] [stdout] e6a0c8d56f0f9c4c75ba7b1dbf592ef2c22f985e97449dc0b6e4c39ee4471dad