[INFO] updating cached repository brly/r-psnr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/brly/r-psnr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/brly/r-psnr" "work/ex/beta-1.38-1/sources/1.37.0/gh/brly/r-psnr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/brly/r-psnr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/brly/r-psnr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brly/r-psnr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brly/r-psnr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a4a8422a20bbe6562e0d06c8e47cb7807e13825f
[INFO] sha for GitHub repo brly/r-psnr: a4a8422a20bbe6562e0d06c8e47cb7807e13825f
[INFO] validating manifest of brly/r-psnr 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 brly/r-psnr 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 brly/r-psnr
[INFO] finished frobbing brly/r-psnr
[INFO] frobbed toml for brly/r-psnr written to work/ex/beta-1.38-1/sources/1.37.0/gh/brly/r-psnr/Cargo.toml
[INFO] started frobbing brly/r-psnr
[INFO] finished frobbing brly/r-psnr
[INFO] frobbed toml for brly/r-psnr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/brly/r-psnr/Cargo.toml
[INFO] crate brly/r-psnr 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing brly/r-psnr 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/brly/r-psnr:/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] 1f56612cff449c8d2f4c7f5eb88878d38b63f87a6e9bb4ea27606f81f34c6065
[INFO] running `"docker" "start" "-a" "1f56612cff449c8d2f4c7f5eb88878d38b63f87a6e9bb4ea27606f81f34c6065"`
[INFO] [stderr]    Compiling r-psnr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `SSIM`
[INFO] [stderr]  --> src/common.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     SSIM,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "1f56612cff449c8d2f4c7f5eb88878d38b63f87a6e9bb4ea27606f81f34c6065"`
[INFO] running `"docker" "rm" "-f" "1f56612cff449c8d2f4c7f5eb88878d38b63f87a6e9bb4ea27606f81f34c6065"`
[INFO] [stdout] 1f56612cff449c8d2f4c7f5eb88878d38b63f87a6e9bb4ea27606f81f34c6065
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/brly/r-psnr:/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] e909511d2956fe17db280f903ab0a64919b8048ac3f38e3afcb5cedf0eaef773
[INFO] running `"docker" "start" "-a" "e909511d2956fe17db280f903ab0a64919b8048ac3f38e3afcb5cedf0eaef773"`
[INFO] [stderr]    Compiling r-psnr v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variant is never constructed: `SSIM`
[INFO] [stderr]  --> src/common.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     SSIM,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "e909511d2956fe17db280f903ab0a64919b8048ac3f38e3afcb5cedf0eaef773"`
[INFO] running `"docker" "rm" "-f" "e909511d2956fe17db280f903ab0a64919b8048ac3f38e3afcb5cedf0eaef773"`
[INFO] [stdout] e909511d2956fe17db280f903ab0a64919b8048ac3f38e3afcb5cedf0eaef773
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/brly/r-psnr:/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] d542c4e37e332a76345b2c3b1b1326ec3f5c34ce3f1e2ef89617c69dec8e1d36
[INFO] running `"docker" "start" "-a" "d542c4e37e332a76345b2c3b1b1326ec3f5c34ce3f1e2ef89617c69dec8e1d36"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r_psnr-3e5ad388ef669dbb
[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" "d542c4e37e332a76345b2c3b1b1326ec3f5c34ce3f1e2ef89617c69dec8e1d36"`
[INFO] running `"docker" "rm" "-f" "d542c4e37e332a76345b2c3b1b1326ec3f5c34ce3f1e2ef89617c69dec8e1d36"`
[INFO] [stdout] d542c4e37e332a76345b2c3b1b1326ec3f5c34ce3f1e2ef89617c69dec8e1d36