[INFO] updating cached repository revilo/barcode_gen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/revilo/barcode_gen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/revilo/barcode_gen" "work/ex/beta-1.38-1/sources/1.37.0/gh/revilo/barcode_gen"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/revilo/barcode_gen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/revilo/barcode_gen" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/revilo/barcode_gen"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/revilo/barcode_gen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 52c790e4d6378832c82feebe58134af35ef6316f
[INFO] sha for GitHub repo revilo/barcode_gen: 52c790e4d6378832c82feebe58134af35ef6316f
[INFO] validating manifest of revilo/barcode_gen 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 revilo/barcode_gen 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 revilo/barcode_gen
[INFO] finished frobbing revilo/barcode_gen
[INFO] frobbed toml for revilo/barcode_gen written to work/ex/beta-1.38-1/sources/1.37.0/gh/revilo/barcode_gen/Cargo.toml
[INFO] started frobbing revilo/barcode_gen
[INFO] finished frobbing revilo/barcode_gen
[INFO] frobbed toml for revilo/barcode_gen written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/revilo/barcode_gen/Cargo.toml
[INFO] crate revilo/barcode_gen 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 revilo/barcode_gen 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/revilo/barcode_gen:/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] 8545eae7d791bd14e20cb21b0722c69450d960e8fc08d89d6c0a22f8b6f10eec
[INFO] running `"docker" "start" "-a" "8545eae7d791bd14e20cb21b0722c69450d960e8fc08d89d6c0a22f8b6f10eec"`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling png v0.10.0
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.6
[INFO] [stderr]    Compiling clap v2.29.0
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.16.0
[INFO] [stderr]    Compiling barcoders v0.9.0
[INFO] [stderr]    Compiling barcode_gen v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.48s
[INFO] running `"docker" "inspect" "8545eae7d791bd14e20cb21b0722c69450d960e8fc08d89d6c0a22f8b6f10eec"`
[INFO] running `"docker" "rm" "-f" "8545eae7d791bd14e20cb21b0722c69450d960e8fc08d89d6c0a22f8b6f10eec"`
[INFO] [stdout] 8545eae7d791bd14e20cb21b0722c69450d960e8fc08d89d6c0a22f8b6f10eec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/revilo/barcode_gen:/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] c76a501dd77e3b2ff37db55d5af8f5a481dc8da8cb3f79dae73741261e51e75c
[INFO] running `"docker" "start" "-a" "c76a501dd77e3b2ff37db55d5af8f5a481dc8da8cb3f79dae73741261e51e75c"`
[INFO] [stderr]    Compiling barcode_gen v1.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "c76a501dd77e3b2ff37db55d5af8f5a481dc8da8cb3f79dae73741261e51e75c"`
[INFO] running `"docker" "rm" "-f" "c76a501dd77e3b2ff37db55d5af8f5a481dc8da8cb3f79dae73741261e51e75c"`
[INFO] [stdout] c76a501dd77e3b2ff37db55d5af8f5a481dc8da8cb3f79dae73741261e51e75c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/revilo/barcode_gen:/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] d4b081a6db520b4bc1dc3b61e74e3145dd5ba53e5c9aad6103da8c35a1a7ffc6
[INFO] running `"docker" "start" "-a" "d4b081a6db520b4bc1dc3b61e74e3145dd5ba53e5c9aad6103da8c35a1a7ffc6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/barcode_gen-baadf433b256b223
[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" "d4b081a6db520b4bc1dc3b61e74e3145dd5ba53e5c9aad6103da8c35a1a7ffc6"`
[INFO] running `"docker" "rm" "-f" "d4b081a6db520b4bc1dc3b61e74e3145dd5ba53e5c9aad6103da8c35a1a7ffc6"`
[INFO] [stdout] d4b081a6db520b4bc1dc3b61e74e3145dd5ba53e5c9aad6103da8c35a1a7ffc6