[INFO] cloning repository kislenko-artem/rust_highloadcup
[INFO] running `"git" "clone" "--bare" "git://github.com/kislenko-artem/rust_highloadcup.git" "work/cache/sources/gh/kislenko-artem/rust_highloadcup"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/kislenko-artem/rust_highloadcup'...
[INFO] running `"git" "clone" "work/cache/sources/gh/kislenko-artem/rust_highloadcup" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kislenko-artem/rust_highloadcup"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kislenko-artem/rust_highloadcup'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kislenko-artem/rust_highloadcup" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kislenko-artem/rust_highloadcup"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kislenko-artem/rust_highloadcup'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 01cdf3053334510691ad7b52cbbd3d91646d7cdc
[INFO] sha for GitHub repo kislenko-artem/rust_highloadcup: 01cdf3053334510691ad7b52cbbd3d91646d7cdc
[INFO] validating manifest of kislenko-artem/rust_highloadcup 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 kislenko-artem/rust_highloadcup 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 kislenko-artem/rust_highloadcup
[INFO] finished frobbing kislenko-artem/rust_highloadcup
[INFO] frobbed toml for kislenko-artem/rust_highloadcup written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/kislenko-artem/rust_highloadcup/Cargo.toml
[INFO] started frobbing kislenko-artem/rust_highloadcup
[INFO] finished frobbing kislenko-artem/rust_highloadcup
[INFO] frobbed toml for kislenko-artem/rust_highloadcup written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kislenko-artem/rust_highloadcup/Cargo.toml
[INFO] crate kislenko-artem/rust_highloadcup 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 hyper-router v0.5.0
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kislenko-artem/rust_highloadcup against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/kislenko-artem/rust_highloadcup:/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 536eac9915a6f52088c9f0b09617c5f3edbb5ef1b630600bb16a575066b71eea
[INFO] running `"docker" "start" "-a" "536eac9915a6f52088c9f0b09617c5f3edbb5ef1b630600bb16a575066b71eea"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]     Checking bzip2-sys v0.1.7
[INFO] [stderr]     Checking libflate v0.1.23
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking h2 v0.1.23
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.2
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking hyper v0.12.30
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking hyper-router v0.5.0
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking highload v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `real_main`
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn real_main(file_path: &str) -> Result<(), ZipError> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_json`
[INFO] [stderr]   --> src/lib.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | fn read_json(file_path: &str) -> Result<(), ZipError> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.80s
[INFO] running `"docker" "inspect" "536eac9915a6f52088c9f0b09617c5f3edbb5ef1b630600bb16a575066b71eea"`
[INFO] running `"docker" "rm" "-f" "536eac9915a6f52088c9f0b09617c5f3edbb5ef1b630600bb16a575066b71eea"`
[INFO] [stdout] 536eac9915a6f52088c9f0b09617c5f3edbb5ef1b630600bb16a575066b71eea