[INFO] cloning repository https://github.com/piedoom/unsplash-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piedoom/unsplash-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiedoom%2Funsplash-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiedoom%2Funsplash-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a49448a6270c80ed779472ebdbda57345a6fbf3b
[INFO] testing piedoom/unsplash-rs against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiedoom%2Funsplash-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/piedoom/unsplash-rs on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/piedoom/unsplash-rs
[INFO] finished tweaking git repo https://github.com/piedoom/unsplash-rs
[INFO] tweaked toml for git repo https://github.com/piedoom/unsplash-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/piedoom/unsplash-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hyper v0.12.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00d0047efb900d324edc678f71c30602f6c229d9472d3a21228c1923fa53b6f9
[INFO] running `Command { std: "docker" "start" "-a" "00d0047efb900d324edc678f71c30602f6c229d9472d3a21228c1923fa53b6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00d0047efb900d324edc678f71c30602f6c229d9472d3a21228c1923fa53b6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d0047efb900d324edc678f71c30602f6c229d9472d3a21228c1923fa53b6f9", kill_on_drop: false }`
[INFO] [stdout] 00d0047efb900d324edc678f71c30602f6c229d9472d3a21228c1923fa53b6f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08a8f522a3a78ea592bbbb14b2aef20c9438d852b735fbdaf44c71aa901e5e97
[INFO] running `Command { std: "docker" "start" "-a" "08a8f522a3a78ea592bbbb14b2aef20c9438d852b735fbdaf44c71aa901e5e97", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.4
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling futures v0.1.23
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling httparse v1.3.2
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling string v0.1.1
[INFO] [stderr]    Compiling bitflags v1.0.3
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.9
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling gif v0.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling quote v0.6.4
[INFO] [stderr]    Compiling syn v0.14.5
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling bytes v0.4.9
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling http v0.1.8
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling tokio-executor v0.1.2
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling tokio-timer v0.2.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling tokio-fs v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling h2 v0.1.10
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling hyper v0.12.7
[INFO] [stderr]    Compiling unsplash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.68s
[INFO] running `Command { std: "docker" "inspect" "08a8f522a3a78ea592bbbb14b2aef20c9438d852b735fbdaf44c71aa901e5e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08a8f522a3a78ea592bbbb14b2aef20c9438d852b735fbdaf44c71aa901e5e97", kill_on_drop: false }`
[INFO] [stdout] 08a8f522a3a78ea592bbbb14b2aef20c9438d852b735fbdaf44c71aa901e5e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68c229456c6b61a962d36f6223dae81ac7b8254137d1ab55557031946a5faaee
[INFO] running `Command { std: "docker" "start" "-a" "68c229456c6b61a962d36f6223dae81ac7b8254137d1ab55557031946a5faaee", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsplash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `unsplash`
[INFO] [stdout] error[E0601]: `main` function not found in crate `example`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `examples/example.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "68c229456c6b61a962d36f6223dae81ac7b8254137d1ab55557031946a5faaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c229456c6b61a962d36f6223dae81ac7b8254137d1ab55557031946a5faaee", kill_on_drop: false }`
[INFO] [stdout] 68c229456c6b61a962d36f6223dae81ac7b8254137d1ab55557031946a5faaee