[INFO] cloning repository gmurayama/wallpaper-changer
[INFO] running `"git" "clone" "--bare" "git://github.com/gmurayama/wallpaper-changer.git" "work/cache/sources/gh/gmurayama/wallpaper-changer"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/gmurayama/wallpaper-changer'...
[INFO] running `"git" "clone" "work/cache/sources/gh/gmurayama/wallpaper-changer" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gmurayama/wallpaper-changer"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gmurayama/wallpaper-changer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gmurayama/wallpaper-changer" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/gmurayama/wallpaper-changer"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/gmurayama/wallpaper-changer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 43526a505620ba820d5f7480ab78cdcb98f8ae1b
[INFO] sha for GitHub repo gmurayama/wallpaper-changer: 43526a505620ba820d5f7480ab78cdcb98f8ae1b
[INFO] validating manifest of gmurayama/wallpaper-changer on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gmurayama/wallpaper-changer on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gmurayama/wallpaper-changer
[INFO] finished frobbing gmurayama/wallpaper-changer
[INFO] frobbed toml for gmurayama/wallpaper-changer written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gmurayama/wallpaper-changer/Cargo.toml
[INFO] started frobbing gmurayama/wallpaper-changer
[INFO] finished frobbing gmurayama/wallpaper-changer
[INFO] frobbed toml for gmurayama/wallpaper-changer written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/gmurayama/wallpaper-changer/Cargo.toml
[INFO] crate gmurayama/wallpaper-changer already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "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] checking gmurayama/wallpaper-changer against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/gmurayama/wallpaper-changer:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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=forbid" "-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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ebe6ade6f4150e553466e894fce6ee18efe9db648467cba34f05f8237a67672f
[INFO] running `"docker" "start" "-a" "ebe6ade6f4150e553466e894fce6ee18efe9db648467cba34f05f8237a67672f"`
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]     Checking enquote v1.0.3
[INFO] [stderr]     Checking dirs v1.0.4
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking tokio-io v0.1.11
[INFO] [stderr]     Checking http v0.1.15
[INFO] [stderr]     Checking tokio-reactor v0.1.8
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.14
[INFO] [stderr]     Checking h2 v0.1.15
[INFO] [stderr]     Checking hyper v0.12.21
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]     Checking reqwest v0.9.8
[INFO] [stderr]     Checking wallpaper v2.0.1
[INFO] [stderr]     Checking wallpaper-changer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/main.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Opts::Add { path, time } => {
[INFO] [stderr]    |                     ^^^^ help: try ignoring the field: `path: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]   --> src/main.rs:85:27
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Opts::Add { path, time } => {
[INFO] [stderr]    |                           ^^^^ help: try ignoring the field: `time: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/main.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Opts::Add { path, time } => {
[INFO] [stderr]    |                     ^^^^ help: try ignoring the field: `path: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `time`
[INFO] [stderr]   --> src/main.rs:85:27
[INFO] [stderr]    |
[INFO] [stderr] 85 |         Opts::Add { path, time } => {
[INFO] [stderr]    |                           ^^^^ help: try ignoring the field: `time: _`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "ebe6ade6f4150e553466e894fce6ee18efe9db648467cba34f05f8237a67672f"`
[INFO] running `"docker" "rm" "-f" "ebe6ade6f4150e553466e894fce6ee18efe9db648467cba34f05f8237a67672f"`
[INFO] [stdout] ebe6ade6f4150e553466e894fce6ee18efe9db648467cba34f05f8237a67672f