[INFO] cloning repository https://github.com/Arcaster42/rust-data-structures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arcaster42/rust-data-structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcaster42%2Frust-data-structures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcaster42%2Frust-data-structures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52f61e6b91ad52d3a843bd60372bf5ba2dad82aa
[INFO] checking Arcaster42/rust-data-structures against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArcaster42%2Frust-data-structures" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Arcaster42/rust-data-structures
[INFO] finished tweaking git repo https://github.com/Arcaster42/rust-data-structures
[INFO] tweaked toml for git repo https://github.com/Arcaster42/rust-data-structures written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Arcaster42/rust-data-structures on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Arcaster42/rust-data-structures 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a7580131c78152cdf4bd2cfcc187e57c674644bda48ddee33fb64e72f0cfa20
[INFO] running `Command { std: "docker" "start" "-a" "1a7580131c78152cdf4bd2cfcc187e57c674644bda48ddee33fb64e72f0cfa20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a7580131c78152cdf4bd2cfcc187e57c674644bda48ddee33fb64e72f0cfa20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7580131c78152cdf4bd2cfcc187e57c674644bda48ddee33fb64e72f0cfa20", kill_on_drop: false }`
[INFO] [stdout] 1a7580131c78152cdf4bd2cfcc187e57c674644bda48ddee33fb64e72f0cfa20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a025c97f5d10e95a6e421fddbad1dcfe098e1bc2df19b00d94cfbe0c12d2e682
[INFO] running `Command { std: "docker" "start" "-a" "a025c97f5d10e95a6e421fddbad1dcfe098e1bc2df19b00d94cfbe0c12d2e682", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-data-structures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/linked_list.rs:43:53
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T: PartialEq> LinkedList<T> {
[INFO] [stdout]    |      - found this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 43 |             if node.next.as_ref().unwrap().value == *value {
[INFO] [stdout]    |                ---------------------------------    ^^^^^^ expected `Option<T>`, found type parameter `T`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                expected because this is `Option<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note:        expected enum `Option<T>`
[INFO] [stdout]            found type parameter `T`
[INFO] [stdout] help: try wrapping the expression in `Some`
[INFO] [stdout]    |
[INFO] [stdout] 43 |             if node.next.as_ref().unwrap().value == Some(*value) {
[INFO] [stdout]    |                                                     +++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-data-structures` (bin "rust-data-structures") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/linked_list.rs:43:53
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl<T: PartialEq> LinkedList<T> {
[INFO] [stdout]    |      - found this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 43 |             if node.next.as_ref().unwrap().value == *value {
[INFO] [stdout]    |                ---------------------------------    ^^^^^^ expected `Option<T>`, found type parameter `T`
[INFO] [stdout]    |                |
[INFO] [stdout]    |                expected because this is `Option<T>`
[INFO] [stdout]    |
[INFO] [stdout]    = note:        expected enum `Option<T>`
[INFO] [stdout]            found type parameter `T`
[INFO] [stdout] help: try wrapping the expression in `Some`
[INFO] [stdout]    |
[INFO] [stdout] 43 |             if node.next.as_ref().unwrap().value == Some(*value) {
[INFO] [stdout]    |                                                     +++++      +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/linked_list.rs:115:24
[INFO] [stdout]     |
[INFO] [stdout] 115 |       list.remove_node(2);
[INFO] [stdout]     |            ----------- ^ expected `&i32`, found integer
[INFO] [stdout]     |            |
[INFO] [stdout]     |            arguments to this method are incorrect
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> src/linked_list.rs:37:6
[INFO] [stdout]     |
[INFO] [stdout]  37 |   fn remove_node(&mut self, value: &T) {
[INFO] [stdout]     |      ^^^^^^^^^^^            ---------
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]     |
[INFO] [stdout] 115 |       list.remove_node(&2);
[INFO] [stdout]     |                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-data-structures` (bin "rust-data-structures" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "a025c97f5d10e95a6e421fddbad1dcfe098e1bc2df19b00d94cfbe0c12d2e682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a025c97f5d10e95a6e421fddbad1dcfe098e1bc2df19b00d94cfbe0c12d2e682", kill_on_drop: false }`
[INFO] [stdout] a025c97f5d10e95a6e421fddbad1dcfe098e1bc2df19b00d94cfbe0c12d2e682
