[INFO] cloning repository https://github.com/kyleung271/unsplash-wallpaper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kyleung271/unsplash-wallpaper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyleung271%2Funsplash-wallpaper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyleung271%2Funsplash-wallpaper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c92cd83c949b1e2306d429ab994b5ac4af89adab
[INFO] testing kyleung271/unsplash-wallpaper against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkyleung271%2Funsplash-wallpaper" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kyleung271/unsplash-wallpaper on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kyleung271/unsplash-wallpaper
[INFO] finished tweaking git repo https://github.com/kyleung271/unsplash-wallpaper
[INFO] tweaked toml for git repo https://github.com/kyleung271/unsplash-wallpaper written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kyleung271/unsplash-wallpaper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7942a2e19b10c11c23cc7c9427ab0749c33a7fa843b88b8af76280925b8ae7ec
[INFO] running `Command { std: "docker" "start" "-a" "7942a2e19b10c11c23cc7c9427ab0749c33a7fa843b88b8af76280925b8ae7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7942a2e19b10c11c23cc7c9427ab0749c33a7fa843b88b8af76280925b8ae7ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7942a2e19b10c11c23cc7c9427ab0749c33a7fa843b88b8af76280925b8ae7ec", kill_on_drop: false }`
[INFO] [stdout] 7942a2e19b10c11c23cc7c9427ab0749c33a7fa843b88b8af76280925b8ae7ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d8c03ab842952ca310945083d1b33aacba92f614599fe920f86e67915410c0c
[INFO] running `Command { std: "docker" "start" "-a" "9d8c03ab842952ca310945083d1b33aacba92f614599fe920f86e67915410c0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.86
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling rust-ini v0.12.2
[INFO] [stderr]    Compiling enquote v1.0.3
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling serde_test v0.8.23
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling yaml-rust v0.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling serde-hjson v0.8.2
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling crossbeam v0.6.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.11
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling tokio v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.23
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.86
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling reqwest v0.9.9
[INFO] [stderr]    Compiling config v0.9.2
[INFO] [stderr]    Compiling wallpaper v2.0.1
[INFO] [stderr]    Compiling unsplash-wallpaper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.44s
[INFO] running `Command { std: "docker" "inspect" "9d8c03ab842952ca310945083d1b33aacba92f614599fe920f86e67915410c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d8c03ab842952ca310945083d1b33aacba92f614599fe920f86e67915410c0c", kill_on_drop: false }`
[INFO] [stdout] 9d8c03ab842952ca310945083d1b33aacba92f614599fe920f86e67915410c0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca3ceecf3380aa5af1f72a78138fa560445512083e5a10250baf230f23a0bc65
[INFO] running `Command { std: "docker" "start" "-a" "ca3ceecf3380aa5af1f72a78138fa560445512083e5a10250baf230f23a0bc65", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsplash-wallpaper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "ca3ceecf3380aa5af1f72a78138fa560445512083e5a10250baf230f23a0bc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca3ceecf3380aa5af1f72a78138fa560445512083e5a10250baf230f23a0bc65", kill_on_drop: false }`
[INFO] [stdout] ca3ceecf3380aa5af1f72a78138fa560445512083e5a10250baf230f23a0bc65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76955122c4451a69ee3c889f69ed20357c35c3dbd761be9e567de0734ebb7b13
[INFO] running `Command { std: "docker" "start" "-a" "76955122c4451a69ee3c889f69ed20357c35c3dbd761be9e567de0734ebb7b13", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/unsplash_wallpaper-3c217c8e2b015caa)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "76955122c4451a69ee3c889f69ed20357c35c3dbd761be9e567de0734ebb7b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76955122c4451a69ee3c889f69ed20357c35c3dbd761be9e567de0734ebb7b13", kill_on_drop: false }`
[INFO] [stdout] 76955122c4451a69ee3c889f69ed20357c35c3dbd761be9e567de0734ebb7b13