[INFO] cloning repository Weltraumschaf/webserver
[INFO] running `"git" "clone" "--bare" "git://github.com/Weltraumschaf/webserver.git" "work/cache/sources/gh/Weltraumschaf/webserver"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/Weltraumschaf/webserver'...
[INFO] running `"git" "clone" "work/cache/sources/gh/Weltraumschaf/webserver" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Weltraumschaf/webserver"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Weltraumschaf/webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Weltraumschaf/webserver" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Weltraumschaf/webserver"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Weltraumschaf/webserver'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad0cab52fb77e6deb6c78d14ffe56ce2a486380e
[INFO] sha for GitHub repo Weltraumschaf/webserver: ad0cab52fb77e6deb6c78d14ffe56ce2a486380e
[INFO] validating manifest of Weltraumschaf/webserver 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 Weltraumschaf/webserver 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 Weltraumschaf/webserver
[INFO] finished frobbing Weltraumschaf/webserver
[INFO] frobbed toml for Weltraumschaf/webserver written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Weltraumschaf/webserver/Cargo.toml
[INFO] started frobbing Weltraumschaf/webserver
[INFO] finished frobbing Weltraumschaf/webserver
[INFO] frobbed toml for Weltraumschaf/webserver written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/Weltraumschaf/webserver/Cargo.toml
[INFO] crate Weltraumschaf/webserver 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 flexi_logger v0.6.13
[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 Weltraumschaf/webserver against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/Weltraumschaf/webserver:/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] 7a16fbce8b8f95bedcc91099183e6821903b03607ea6885b18cabe9ebcea7563
[INFO] running `"docker" "start" "-a" "7a16fbce8b8f95bedcc91099183e6821903b03607ea6885b18cabe9ebcea7563"`
[INFO] [stderr] warning: unused manifest key: package.travis-ci
[INFO] [stderr]     Checking hamcrest v0.1.5
[INFO] [stderr]     Checking flexi_logger v0.6.13
[INFO] [stderr]     Checking webserver v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/threads.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let mut content = file::read_bytes(&resource);
[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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/threads.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 |             let mut content = file::read_bytes(&resource);
[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]     Finished dev [unoptimized + debuginfo] target(s) in 4.37s
[INFO] running `"docker" "inspect" "7a16fbce8b8f95bedcc91099183e6821903b03607ea6885b18cabe9ebcea7563"`
[INFO] running `"docker" "rm" "-f" "7a16fbce8b8f95bedcc91099183e6821903b03607ea6885b18cabe9ebcea7563"`
[INFO] [stdout] 7a16fbce8b8f95bedcc91099183e6821903b03607ea6885b18cabe9ebcea7563