[INFO] updating cached repository kislenko-artem/rust_highloadcup
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kislenko-artem/rust_highloadcup
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kislenko-artem/rust_highloadcup" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kislenko-artem/rust_highloadcup"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/kislenko-artem/rust_highloadcup'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kislenko-artem/rust_highloadcup" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kislenko-artem/rust_highloadcup"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kislenko-artem/rust_highloadcup on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking kislenko-artem/rust_highloadcup against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/kislenko-artem/rust_highloadcup:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e65eab0d0db1aab27bc91fa4de285568f723f7553a03d1556d9578a97789ffae
[INFO] running `"docker" "start" "-a" "e65eab0d0db1aab27bc91fa4de285568f723f7553a03d1556d9578a97789ffae"`
[INFO] [stderr]     Checking libflate v0.1.23
[INFO] [stderr]     Checking tokio-io v0.1.12
[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 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]     Checking hyper-router v0.5.0
[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 19.78s
[INFO] running `"docker" "inspect" "e65eab0d0db1aab27bc91fa4de285568f723f7553a03d1556d9578a97789ffae"`
[INFO] running `"docker" "rm" "-f" "e65eab0d0db1aab27bc91fa4de285568f723f7553a03d1556d9578a97789ffae"`
[INFO] [stdout] e65eab0d0db1aab27bc91fa4de285568f723f7553a03d1556d9578a97789ffae