[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] testing Gorf963/pipes against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGorf963%2Fpipes" "/workspace/builds/worker-67/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-67/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gorf963/pipes on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-67/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe3376b32afb7d7638fabd05d6902b5069746d7fac0ef1e41d15b4ac5815a45f
[INFO] running `Command { std: "docker" "start" "-a" "fe3376b32afb7d7638fabd05d6902b5069746d7fac0ef1e41d15b4ac5815a45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe3376b32afb7d7638fabd05d6902b5069746d7fac0ef1e41d15b4ac5815a45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3376b32afb7d7638fabd05d6902b5069746d7fac0ef1e41d15b4ac5815a45f", kill_on_drop: false }`
[INFO] [stdout] fe3376b32afb7d7638fabd05d6902b5069746d7fac0ef1e41d15b4ac5815a45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59a0368c370266107d67eaf66bca593a6a6d105a1c83042c7ab3aad7d8381d0c
[INFO] running `Command { std: "docker" "start" "-a" "59a0368c370266107d67eaf66bca593a6a6d105a1c83042c7ab3aad7d8381d0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.37s
[INFO] running `Command { std: "docker" "inspect" "59a0368c370266107d67eaf66bca593a6a6d105a1c83042c7ab3aad7d8381d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a0368c370266107d67eaf66bca593a6a6d105a1c83042c7ab3aad7d8381d0c", kill_on_drop: false }`
[INFO] [stdout] 59a0368c370266107d67eaf66bca593a6a6d105a1c83042c7ab3aad7d8381d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbaaa0cbb117b10e761bdccaa2e5d1f1148baa5fbc2fb6d5744846068d36ed11
[INFO] running `Command { std: "docker" "start" "-a" "cbaaa0cbb117b10e761bdccaa2e5d1f1148baa5fbc2fb6d5744846068d36ed11", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "cbaaa0cbb117b10e761bdccaa2e5d1f1148baa5fbc2fb6d5744846068d36ed11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbaaa0cbb117b10e761bdccaa2e5d1f1148baa5fbc2fb6d5744846068d36ed11", kill_on_drop: false }`
[INFO] [stdout] cbaaa0cbb117b10e761bdccaa2e5d1f1148baa5fbc2fb6d5744846068d36ed11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e92a3589e89975c09c38377fc8e07f0004f385d19b18c587534a1d630a32cbc4
[INFO] running `Command { std: "docker" "start" "-a" "e92a3589e89975c09c38377fc8e07f0004f385d19b18c587534a1d630a32cbc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:36:14
[INFO] [stderr]    |
[INFO] [stderr] 36 |     for j in {0..Y} {
[INFO] [stderr]    |              ^    ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 36 -     for j in {0..Y} {
[INFO] [stderr] 36 +     for j in 0..Y {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around `for` iterator expression
[INFO] [stderr]   --> src/main.rs:37:18
[INFO] [stderr]    |
[INFO] [stderr] 37 |         for i in {0..X} {
[INFO] [stderr]    |                  ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr] 37 -         for i in {0..X} {
[INFO] [stderr] 37 +         for i in 0..X {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `pipes` (bin "pipes" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pipes-c68e5c4344567a67)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e92a3589e89975c09c38377fc8e07f0004f385d19b18c587534a1d630a32cbc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e92a3589e89975c09c38377fc8e07f0004f385d19b18c587534a1d630a32cbc4", kill_on_drop: false }`
[INFO] [stdout] e92a3589e89975c09c38377fc8e07f0004f385d19b18c587534a1d630a32cbc4