[INFO] cloning repository https://github.com/Gorf963/pipes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gorf963/pipes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGorf963%2Fpipes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGorf963%2Fpipes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3f6269498591d6d407e25eff96b7f80e293c5b9
[INFO] checking Gorf963/pipes against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGorf963%2Fpipes" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  55% (5/9)
Updating files:  66% (6/9)
Updating files:  77% (7/9)
Updating files:  88% (8/9)
Updating files: 100% (9/9)
Updating files: 100% (9/9), done.
[INFO] validating manifest of git repo https://github.com/Gorf963/pipes on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gorf963/pipes
[INFO] finished tweaking git repo https://github.com/Gorf963/pipes
[INFO] tweaked toml for git repo https://github.com/Gorf963/pipes written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/Gorf963/pipes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41de46a39cc709fa31877533b957398dd0f4c0c5df5ca851285e0156747c9546
[INFO] running `Command { std: "docker" "start" "-a" "41de46a39cc709fa31877533b957398dd0f4c0c5df5ca851285e0156747c9546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41de46a39cc709fa31877533b957398dd0f4c0c5df5ca851285e0156747c9546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41de46a39cc709fa31877533b957398dd0f4c0c5df5ca851285e0156747c9546", kill_on_drop: false }`
[INFO] [stdout] 41de46a39cc709fa31877533b957398dd0f4c0c5df5ca851285e0156747c9546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 650562eabd48230ef815280f4c1fced56a55010956429a7d8954787db52733c5
[INFO] running `Command { std: "docker" "start" "-a" "650562eabd48230ef815280f4c1fced56a55010956429a7d8954787db52733c5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pipes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |     for j in {0..Y} {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 36 -     for j in {0..Y} {
[INFO] [stdout] 36 +     for j in 0..Y {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         for i in {0..X} {
[INFO] [stdout]    |                  ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 37 -         for i in {0..X} {
[INFO] [stdout] 37 +         for i in 0..X {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:36:14
[INFO] [stdout]    |
[INFO] [stdout] 36 |     for j in {0..Y} {
[INFO] [stdout]    |              ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 36 -     for j in {0..Y} {
[INFO] [stdout] 36 +     for j in 0..Y {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         for i in {0..X} {
[INFO] [stdout]    |                  ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 37 -         for i in {0..X} {
[INFO] [stdout] 37 +         for i in 0..X {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.63s
[INFO] running `Command { std: "docker" "inspect" "650562eabd48230ef815280f4c1fced56a55010956429a7d8954787db52733c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650562eabd48230ef815280f4c1fced56a55010956429a7d8954787db52733c5", kill_on_drop: false }`
[INFO] [stdout] 650562eabd48230ef815280f4c1fced56a55010956429a7d8954787db52733c5