[INFO] cloning repository https://github.com/alonn24/rustlang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alonn24/rustlang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falonn24%2Frustlang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falonn24%2Frustlang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 170039094ca130b44bac27c329c24ac1bd962160
[INFO] checking alonn24/rustlang against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falonn24%2Frustlang" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alonn24/rustlang
[INFO] finished tweaking git repo https://github.com/alonn24/rustlang
[INFO] tweaked toml for git repo https://github.com/alonn24/rustlang written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alonn24/rustlang on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alonn24/rustlang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pretty_assertions v0.4.1
[INFO] [stderr]   Downloaded difference v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf4e6da06c34566a9eb0772359f05a6822428c600e66be7aa81843076d77129f
[INFO] running `Command { std: "docker" "start" "-a" "cf4e6da06c34566a9eb0772359f05a6822428c600e66be7aa81843076d77129f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf4e6da06c34566a9eb0772359f05a6822428c600e66be7aa81843076d77129f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4e6da06c34566a9eb0772359f05a6822428c600e66be7aa81843076d77129f", kill_on_drop: false }`
[INFO] [stdout] cf4e6da06c34566a9eb0772359f05a6822428c600e66be7aa81843076d77129f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbf796ea4b3d2f6f3b3424c82a00f15b3400793bec1eb9be3d87a7d34ab85bd3
[INFO] running `Command { std: "docker" "start" "-a" "cbf796ea4b3d2f6f3b3424c82a00f15b3400793bec1eb9be3d87a7d34ab85bd3", kill_on_drop: false }`
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking rustlang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/adventofcode2019/day3/part2.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |   let mut found: Vec<((i32, i32))> = vec![];
[INFO] [stdout]    |                      ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -   let mut found: Vec<((i32, i32))> = vec![];
[INFO] [stdout] 44 +   let mut found: Vec<(i32, i32) > = vec![];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pretty_assertions v0.4.1
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/adventofcode2019/day3/part2.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |   let mut found: Vec<((i32, i32))> = vec![];
[INFO] [stdout]    |                      ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -   let mut found: Vec<((i32, i32))> = vec![];
[INFO] [stdout] 44 +   let mut found: Vec<(i32, i32) > = vec![];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "cbf796ea4b3d2f6f3b3424c82a00f15b3400793bec1eb9be3d87a7d34ab85bd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbf796ea4b3d2f6f3b3424c82a00f15b3400793bec1eb9be3d87a7d34ab85bd3", kill_on_drop: false }`
[INFO] [stdout] cbf796ea4b3d2f6f3b3424c82a00f15b3400793bec1eb9be3d87a7d34ab85bd3