[INFO] cloning repository https://github.com/jacobsmith95/Rust-Tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jacobsmith95/Rust-Tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobsmith95%2FRust-Tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobsmith95%2FRust-Tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6283675b692ece24ccd31ca0789595a01c0dc1ca
[INFO] testing jacobsmith95/Rust-Tree against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjacobsmith95%2FRust-Tree" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jacobsmith95/Rust-Tree
[INFO] finished tweaking git repo https://github.com/jacobsmith95/Rust-Tree
[INFO] tweaked toml for git repo https://github.com/jacobsmith95/Rust-Tree written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jacobsmith95/Rust-Tree on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jacobsmith95/Rust-Tree 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddcca61d5f9135df47d55b3f88780789deeba27d0291e90b01cc2a623c1ca218
[INFO] running `Command { std: "docker" "start" "-a" "ddcca61d5f9135df47d55b3f88780789deeba27d0291e90b01cc2a623c1ca218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddcca61d5f9135df47d55b3f88780789deeba27d0291e90b01cc2a623c1ca218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddcca61d5f9135df47d55b3f88780789deeba27d0291e90b01cc2a623c1ca218", kill_on_drop: false }`
[INFO] [stdout] ddcca61d5f9135df47d55b3f88780789deeba27d0291e90b01cc2a623c1ca218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45ccb15c488529939824cbe48bde654d13af456f8c88782315b92f59d870f238
[INFO] running `Command { std: "docker" "start" "-a" "45ccb15c488529939824cbe48bde654d13af456f8c88782315b92f59d870f238", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `T` in this scope
[INFO] [stdout]  --> src/tree.rs:7:35
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Link <i32> = Option<Box<Node<T>>>;
[INFO] [stdout]   |                                   ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type parameter `i32` should have an upper camel case name
[INFO] [stdout]  --> src/tree.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Tree<i32> {
[INFO] [stdout]   |                 ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type parameter `i32` should have an upper camel case name
[INFO] [stdout]  --> src/tree.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | type Link <i32> = Option<Box<Node<T>>>;
[INFO] [stdout]   |            ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type parameter `i32` should have an upper camel case name
[INFO] [stdout]  --> src/tree.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Node<i32> {
[INFO] [stdout]   |             ^^^ help: convert the identifier to upper camel case (notice the capitalization): `I32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-tree` (lib) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "45ccb15c488529939824cbe48bde654d13af456f8c88782315b92f59d870f238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ccb15c488529939824cbe48bde654d13af456f8c88782315b92f59d870f238", kill_on_drop: false }`
[INFO] [stdout] 45ccb15c488529939824cbe48bde654d13af456f8c88782315b92f59d870f238