[INFO] updating cached repository https://github.com/jovial/pipeit
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1221be5fd448aeaebed9d7fb63c9b9b37ebfaaac
[INFO] checking jovial/pipeit against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjovial%2Fpipeit" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jovial/pipeit on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jovial/pipeit
[INFO] finished tweaking git repo https://github.com/jovial/pipeit
[INFO] tweaked toml for git repo https://github.com/jovial/pipeit written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/jovial/pipeit already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b2710a537a7c0368f1274d5d770f7dde093cd4e659fdfebde27a2ad48b0d954
[INFO] running `"docker" "start" "-a" "4b2710a537a7c0368f1274d5d770f7dde093cd4e659fdfebde27a2ad48b0d954"`
[INFO] [stderr]    Compiling syn v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling thrussh-libsodium v0.1.4
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]     Checking tokio-executor v0.1.8
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling quote v1.0.1
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking cryptovec v0.4.6
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-iter v0.1.39
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking yasna v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking thrussh-keys v0.11.9
[INFO] [stderr]     Checking thrussh v0.21.5
[INFO] [stderr]     Checking pipeit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/main.rs:114:74
[INFO] [stderr]     |
[INFO] [stderr] 114 |     tokio::run(thrussh::server::run(config, "0.0.0.0:2222", sh).map_err(|err|{}));
[INFO] [stderr]     |                                                                          ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `term`
[INFO] [stderr]   --> src/main.rs:81:47
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                               ^^^^ help: consider prefixing with an underscore: `_term`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `col_width`
[INFO] [stderr]   --> src/main.rs:81:59
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: consider prefixing with an underscore: `_col_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row_height`
[INFO] [stderr]   --> src/main.rs:81:75
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                           ^^^^^^^^^^ help: consider prefixing with an underscore: `_row_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pix_width`
[INFO] [stderr]   --> src/main.rs:81:92
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                                            ^^^^^^^^^ help: consider prefixing with an underscore: `_pix_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pix_height`
[INFO] [stderr]   --> src/main.rs:81:108
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^ help: consider prefixing with an underscore: `_pix_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modes`
[INFO] [stderr]   --> src/main.rs:81:125
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                                                                             ^^^^^ help: consider prefixing with an underscore: `_modes`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/main.rs:114:74
[INFO] [stderr]     |
[INFO] [stderr] 114 |     tokio::run(thrussh::server::run(config, "0.0.0.0:2222", sh).map_err(|err|{}));
[INFO] [stderr]     |                                                                          ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `term`
[INFO] [stderr]   --> src/main.rs:81:47
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                               ^^^^ help: consider prefixing with an underscore: `_term`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `col_width`
[INFO] [stderr]   --> src/main.rs:81:59
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                           ^^^^^^^^^ help: consider prefixing with an underscore: `_col_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `row_height`
[INFO] [stderr]   --> src/main.rs:81:75
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                           ^^^^^^^^^^ help: consider prefixing with an underscore: `_row_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pix_width`
[INFO] [stderr]   --> src/main.rs:81:92
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                                            ^^^^^^^^^ help: consider prefixing with an underscore: `_pix_width`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pix_height`
[INFO] [stderr]   --> src/main.rs:81:108
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^ help: consider prefixing with an underscore: `_pix_height`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modes`
[INFO] [stderr]   --> src/main.rs:81:125
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn pty_request(self, _channel: ChannelId, term: &str, col_width: u32, row_height: u32, pix_width: u32, pix_height: u32, modes: &[(Pty, u32)], mut session: Session) -> Self::FutureUnit {
[INFO] [stderr]    |                                                                                                                             ^^^^^ help: consider prefixing with an underscore: `_modes`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.99s
[INFO] running `"docker" "inspect" "4b2710a537a7c0368f1274d5d770f7dde093cd4e659fdfebde27a2ad48b0d954"`
[INFO] running `"docker" "rm" "-f" "4b2710a537a7c0368f1274d5d770f7dde093cd4e659fdfebde27a2ad48b0d954"`
[INFO] [stdout] 4b2710a537a7c0368f1274d5d770f7dde093cd4e659fdfebde27a2ad48b0d954