[INFO] cloning repository asteroidb612/printer [INFO] running `"git" "clone" "--bare" "git://github.com/asteroidb612/printer.git" "work/cache/sources/gh/asteroidb612/printer"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/asteroidb612/printer'... [INFO] running `"git" "clone" "work/cache/sources/gh/asteroidb612/printer" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/asteroidb612/printer"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/asteroidb612/printer'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/asteroidb612/printer" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/asteroidb612/printer"` [INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/asteroidb612/printer'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e3ebf2b8488da9a9e1f8832dda97af2cf30de2c5 [INFO] sha for GitHub repo asteroidb612/printer: e3ebf2b8488da9a9e1f8832dda97af2cf30de2c5 [INFO] validating manifest of asteroidb612/printer 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 asteroidb612/printer 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 asteroidb612/printer [INFO] finished frobbing asteroidb612/printer [INFO] frobbed toml for asteroidb612/printer written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/asteroidb612/printer/Cargo.toml [INFO] started frobbing asteroidb612/printer [INFO] finished frobbing asteroidb612/printer [INFO] frobbed toml for asteroidb612/printer written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/asteroidb612/printer/Cargo.toml [INFO] crate asteroidb612/printer 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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded google-calendar3 v1.0.5+20170514 [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] checking asteroidb612/printer against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-4/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/asteroidb612/printer:/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] 0de34950f2843f13e4e3f1e5809353cbd6b52ebd9db19ec9c4d0f6c629bc540f [INFO] running `"docker" "start" "-a" "0de34950f2843f13e4e3f1e5809353cbd6b52ebd9db19ec9c4d0f6c629bc540f"` [INFO] [stderr] Checking ioctl-rs v0.1.6 [INFO] [stderr] Checking termios v0.2.2 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking filetime v0.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking buf_redux v0.6.3 [INFO] [stderr] Checking memchr v2.1.0 [INFO] [stderr] Checking uuid v0.2.3 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Checking gag v0.1.10 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Checking serial-unix v0.4.0 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Compiling syn v0.15.13 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking url v0.5.10 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking twoway v0.1.8 [INFO] [stderr] Checking serial v0.4.0 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking hyper v0.10.14 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Checking tiny_http v0.6.0 [INFO] [stderr] Checking cron v0.6.0 [INFO] [stderr] Compiling mime_guess v1.8.6 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking job_scheduler v1.0.5 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking hyper-native-tls v0.3.0 [INFO] [stderr] Checking sct v0.4.0 [INFO] [stderr] Checking webpki v0.18.1 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking webpki-roots v0.15.0 [INFO] [stderr] Checking rustls v0.13.1 [INFO] [stderr] Checking multipart v0.13.6 [INFO] [stderr] Checking hyper v0.12.12 [INFO] [stderr] Checking hyper-rustls v0.6.2 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking yup-oauth2 v1.0.9 [INFO] [stderr] Checking rouille v2.2.0 [INFO] [stderr] Checking reqwest v0.9.3 [INFO] [stderr] Checking google-calendar3 v1.0.5+20170514 [INFO] [stderr] Checking lumberjack v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:168:12 [INFO] [stderr] | [INFO] [stderr] 168 | Ok(mut file) => file, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:168:12 [INFO] [stderr] | [INFO] [stderr] 168 | Ok(mut file) => file, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 49.85s [INFO] running `"docker" "inspect" "0de34950f2843f13e4e3f1e5809353cbd6b52ebd9db19ec9c4d0f6c629bc540f"` [INFO] running `"docker" "rm" "-f" "0de34950f2843f13e4e3f1e5809353cbd6b52ebd9db19ec9c4d0f6c629bc540f"` [INFO] [stdout] 0de34950f2843f13e4e3f1e5809353cbd6b52ebd9db19ec9c4d0f6c629bc540f