[INFO] cloning repository https://github.com/Garrett-In-Development/Rust-2PC-Linked-List
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Garrett-In-Development/Rust-2PC-Linked-List" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGarrett-In-Development%2FRust-2PC-Linked-List", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGarrett-In-Development%2FRust-2PC-Linked-List'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba7aff1e57dd1269061546a5ee542790ca6280ec
[INFO] building Garrett-In-Development/Rust-2PC-Linked-List against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGarrett-In-Development%2FRust-2PC-Linked-List" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Garrett-In-Development/Rust-2PC-Linked-List on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Garrett-In-Development/Rust-2PC-Linked-List
[INFO] finished tweaking git repo https://github.com/Garrett-In-Development/Rust-2PC-Linked-List
[INFO] tweaked toml for git repo https://github.com/Garrett-In-Development/Rust-2PC-Linked-List written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Garrett-In-Development/Rust-2PC-Linked-List 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39615ce0ebeb5bd6d95d894844bcde0d9e2d9187060c8d6a96ec06db690f49e7
[INFO] running `Command { std: "docker" "start" "-a" "39615ce0ebeb5bd6d95d894844bcde0d9e2d9187060c8d6a96ec06db690f49e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39615ce0ebeb5bd6d95d894844bcde0d9e2d9187060c8d6a96ec06db690f49e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39615ce0ebeb5bd6d95d894844bcde0d9e2d9187060c8d6a96ec06db690f49e7", kill_on_drop: false }`
[INFO] [stdout] 39615ce0ebeb5bd6d95d894844bcde0d9e2d9187060c8d6a96ec06db690f49e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4575ca03eb30f54d6c0f9ebae9bcd41b855596d362cf011a226d64698fd6fde4
[INFO] running `Command { std: "docker" "start" "-a" "4575ca03eb30f54d6c0f9ebae9bcd41b855596d362cf011a226d64698fd6fde4", kill_on_drop: false }`
[INFO] [stderr]    Compiling two_phase v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:32:55
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn add(&mut self, i_key: usize, string1: &str) -> Result<(), String> {
[INFO] [stdout]    |        ---                                            ^^^^^^^^^^^^^^^^^^ expected `Result<(), String>`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<(), String>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:38:43
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn delete(&mut self, i_key: usize) -> Result<(), String> {
[INFO] [stdout]    |        ------                             ^^^^^^^^^^^^^^^^^^ expected `Result<(), String>`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<(), String>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `two_phase` (bin "two_phase") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4575ca03eb30f54d6c0f9ebae9bcd41b855596d362cf011a226d64698fd6fde4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4575ca03eb30f54d6c0f9ebae9bcd41b855596d362cf011a226d64698fd6fde4", kill_on_drop: false }`
[INFO] [stdout] 4575ca03eb30f54d6c0f9ebae9bcd41b855596d362cf011a226d64698fd6fde4
