[INFO] crate sozu 0.11.0 is already in cache
[INFO] extracting crate sozu 0.11.0 into work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/sozu/0.11.0
[INFO] extracting crate sozu 0.11.0 into work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/sozu/0.11.0
[INFO] validating manifest of sozu-0.11.0 on toolchain master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sozu-0.11.0 on toolchain try#58b21121d0b447ceb3f1a655155d802191acf044
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sozu-0.11.0
[INFO] finished frobbing sozu-0.11.0
[INFO] frobbed toml for sozu-0.11.0 written to work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/sozu/0.11.0/Cargo.toml
[INFO] started frobbing sozu-0.11.0
[INFO] finished frobbing sozu-0.11.0
[INFO] frobbed toml for sozu-0.11.0 written to work/ex/pr-61100/sources/try#58b21121d0b447ceb3f1a655155d802191acf044/reg/sozu/0.11.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+58b21121d0b447ceb3f1a655155d802191acf044-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking sozu-0.11.0 against master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504 for pr-61100
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-61100/worker-7/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-61100/sources/master#8869ee03d7f258e1b76a11c6fbb01b5708a9f504/reg/sozu/0.11.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+8869ee03d7f258e1b76a11c6fbb01b5708a9f504-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f579fca2bc33be0d6116ed62f5ab90a03abebc0403f40ac6161e74da6c5ea6e4
[INFO] running `"docker" "start" "-a" "f579fca2bc33be0d6116ed62f5ab90a03abebc0403f40ac6161e74da6c5ea6e4"`
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking hdrhistogram v6.1.1
[INFO] [stderr]     Checking sozu-command-lib v0.11.0
[INFO] [stderr]     Checking procinfo v0.4.2
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking sozu-lib v0.11.0
[INFO] [stderr]     Checking sozu v0.11.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `futures::executor::spawn`
[INFO] [stderr]    --> src/command/executor.rs:277:7
[INFO] [stderr]     |
[INFO] [stderr] 277 |   use futures::executor::spawn;
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::task`
[INFO] [stderr]    --> src/command/executor.rs:278:7
[INFO] [stderr]     |
[INFO] [stderr] 278 |   use futures::task;
[INFO] [stderr]     |       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `result`
[INFO] [stderr]    --> src/command/executor.rs:279:31
[INFO] [stderr]     |
[INFO] [stderr] 279 |   use futures::future::{lazy, result};
[INFO] [stderr]     |                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `FutureProcessing`
[INFO] [stderr]    --> src/command/executor.rs:219:1
[INFO] [stderr]     |
[INFO] [stderr] 219 | pub struct FutureProcessing {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `send_processing`
[INFO] [stderr]    --> src/command/executor.rs:250:1
[INFO] [stderr]     |
[INFO] [stderr] 250 | pub fn send_processing(worker_id: Token, message: ProxyRequest) -> (FutureProcessing, FutureAnswer) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.92s
[INFO] running `"docker" "inspect" "f579fca2bc33be0d6116ed62f5ab90a03abebc0403f40ac6161e74da6c5ea6e4"`
[INFO] running `"docker" "rm" "-f" "f579fca2bc33be0d6116ed62f5ab90a03abebc0403f40ac6161e74da6c5ea6e4"`
[INFO] [stdout] f579fca2bc33be0d6116ed62f5ab90a03abebc0403f40ac6161e74da6c5ea6e4