[INFO] updating cached repository edelsonc/rusty-transparent
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/edelsonc/rusty-transparent
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/edelsonc/rusty-transparent" "work/ex/beta-1.38-1/sources/1.37.0/gh/edelsonc/rusty-transparent"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/edelsonc/rusty-transparent'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/edelsonc/rusty-transparent" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/edelsonc/rusty-transparent"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/edelsonc/rusty-transparent'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 547ef0169ea43aa2836cd1e158953c0935f57710
[INFO] sha for GitHub repo edelsonc/rusty-transparent: 547ef0169ea43aa2836cd1e158953c0935f57710
[INFO] validating manifest of edelsonc/rusty-transparent 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 edelsonc/rusty-transparent 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 edelsonc/rusty-transparent
[INFO] finished frobbing edelsonc/rusty-transparent
[INFO] frobbed toml for edelsonc/rusty-transparent written to work/ex/beta-1.38-1/sources/1.37.0/gh/edelsonc/rusty-transparent/Cargo.toml
[INFO] started frobbing edelsonc/rusty-transparent
[INFO] finished frobbing edelsonc/rusty-transparent
[INFO] frobbed toml for edelsonc/rusty-transparent written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/edelsonc/rusty-transparent/Cargo.toml
[INFO] crate edelsonc/rusty-transparent 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 edelsonc/rusty-transparent 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/edelsonc/rusty-transparent:/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] 1fb51f1c58bc4f827e3e8a9227d61188631f9062cf505d69e3e4ab9a4cea0227
[INFO] running `"docker" "start" "-a" "1fb51f1c58bc4f827e3e8a9227d61188631f9062cf505d69e3e4ab9a4cea0227"`
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling adler32 v1.0.1
[INFO] [stderr]    Compiling inflate v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling textwrap v0.7.0
[INFO] [stderr]    Compiling deflate v0.7.15
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling clap v2.26.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling png v0.9.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.15.0
[INFO] [stderr]    Compiling rusty-transparent v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Err(e) => panic!("Not a valid image path or could not open image"),
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.29s
[INFO] running `"docker" "inspect" "1fb51f1c58bc4f827e3e8a9227d61188631f9062cf505d69e3e4ab9a4cea0227"`
[INFO] running `"docker" "rm" "-f" "1fb51f1c58bc4f827e3e8a9227d61188631f9062cf505d69e3e4ab9a4cea0227"`
[INFO] [stdout] 1fb51f1c58bc4f827e3e8a9227d61188631f9062cf505d69e3e4ab9a4cea0227
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/edelsonc/rusty-transparent:/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] aad2a6870b107378e870a9cf2fd5dc15a6340f09de7d786629a5c691bbf37942
[INFO] running `"docker" "start" "-a" "aad2a6870b107378e870a9cf2fd5dc15a6340f09de7d786629a5c691bbf37942"`
[INFO] [stderr]    Compiling rusty-transparent v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/main.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         Err(e) => panic!("Not a valid image path or could not open image"),
[INFO] [stderr]    |             ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "aad2a6870b107378e870a9cf2fd5dc15a6340f09de7d786629a5c691bbf37942"`
[INFO] running `"docker" "rm" "-f" "aad2a6870b107378e870a9cf2fd5dc15a6340f09de7d786629a5c691bbf37942"`
[INFO] [stdout] aad2a6870b107378e870a9cf2fd5dc15a6340f09de7d786629a5c691bbf37942
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/edelsonc/rusty-transparent:/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] 63a9732675c682cbd646185c53e77c2f31fa153fd3799d71dda39c4380bc0382
[INFO] running `"docker" "start" "-a" "63a9732675c682cbd646185c53e77c2f31fa153fd3799d71dda39c4380bc0382"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_transparent-d9fef145d616b9a2
[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" "63a9732675c682cbd646185c53e77c2f31fa153fd3799d71dda39c4380bc0382"`
[INFO] running `"docker" "rm" "-f" "63a9732675c682cbd646185c53e77c2f31fa153fd3799d71dda39c4380bc0382"`
[INFO] [stdout] 63a9732675c682cbd646185c53e77c2f31fa153fd3799d71dda39c4380bc0382