[INFO] updating cached repository traumathegod/days_12_christmas
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/traumathegod/days_12_christmas
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/traumathegod/days_12_christmas" "work/ex/beta-1.38-1/sources/1.37.0/gh/traumathegod/days_12_christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/traumathegod/days_12_christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/traumathegod/days_12_christmas" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/traumathegod/days_12_christmas"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/traumathegod/days_12_christmas'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 283febe22f06ac307c51d25554f650d20034c4cc
[INFO] sha for GitHub repo traumathegod/days_12_christmas: 283febe22f06ac307c51d25554f650d20034c4cc
[INFO] validating manifest of traumathegod/days_12_christmas 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 traumathegod/days_12_christmas 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 traumathegod/days_12_christmas
[INFO] finished frobbing traumathegod/days_12_christmas
[INFO] frobbed toml for traumathegod/days_12_christmas written to work/ex/beta-1.38-1/sources/1.37.0/gh/traumathegod/days_12_christmas/Cargo.toml
[INFO] started frobbing traumathegod/days_12_christmas
[INFO] finished frobbing traumathegod/days_12_christmas
[INFO] frobbed toml for traumathegod/days_12_christmas written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/traumathegod/days_12_christmas/Cargo.toml
[INFO] crate traumathegod/days_12_christmas 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 traumathegod/days_12_christmas 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/traumathegod/days_12_christmas:/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] bf955eb21a974ad7044a1572db528442c1a3a1dcc6a46c9ed8805384f04bbfcc
[INFO] running `"docker" "start" "-a" "bf955eb21a974ad7044a1572db528442c1a3a1dcc6a46c9ed8805384f04bbfcc"`
[INFO] [stderr]    Compiling days_12_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "bf955eb21a974ad7044a1572db528442c1a3a1dcc6a46c9ed8805384f04bbfcc"`
[INFO] running `"docker" "rm" "-f" "bf955eb21a974ad7044a1572db528442c1a3a1dcc6a46c9ed8805384f04bbfcc"`
[INFO] [stdout] bf955eb21a974ad7044a1572db528442c1a3a1dcc6a46c9ed8805384f04bbfcc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/traumathegod/days_12_christmas:/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] 4570f75207382407209a66624a4dae9aebd5e88d61280ea8d811d8b1ce649f1a
[INFO] running `"docker" "start" "-a" "4570f75207382407209a66624a4dae9aebd5e88d61280ea8d811d8b1ce649f1a"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling days_12_christmas v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "4570f75207382407209a66624a4dae9aebd5e88d61280ea8d811d8b1ce649f1a"`
[INFO] running `"docker" "rm" "-f" "4570f75207382407209a66624a4dae9aebd5e88d61280ea8d811d8b1ce649f1a"`
[INFO] [stdout] 4570f75207382407209a66624a4dae9aebd5e88d61280ea8d811d8b1ce649f1a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/traumathegod/days_12_christmas:/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] 7f5f1add66a6a7e88914c082d48a7ccaf9720187d8b7e4b51cd759c988b5d9fb
[INFO] running `"docker" "start" "-a" "7f5f1add66a6a7e88914c082d48a7ccaf9720187d8b7e4b51cd759c988b5d9fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/days_12_christmas-37cf93faa2ae9796
[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" "7f5f1add66a6a7e88914c082d48a7ccaf9720187d8b7e4b51cd759c988b5d9fb"`
[INFO] running `"docker" "rm" "-f" "7f5f1add66a6a7e88914c082d48a7ccaf9720187d8b7e4b51cd759c988b5d9fb"`
[INFO] [stdout] 7f5f1add66a6a7e88914c082d48a7ccaf9720187d8b7e4b51cd759c988b5d9fb