[INFO] cloning repository https://github.com/haruki7049/hoge-repl-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haruki7049/hoge-repl-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharuki7049%2Fhoge-repl-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharuki7049%2Fhoge-repl-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56cbde8b91b52507bf4a5c2cf088c49267e59f2b
[INFO] testing haruki7049/hoge-repl-rs against try#311784882baa42a9638298cb325fa01a062c9d0f+cargoflags=-Zbuild-dir-new-layout for pr-149852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fharuki7049%2Fhoge-repl-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/haruki7049/hoge-repl-rs
[INFO] finished tweaking git repo https://github.com/haruki7049/hoge-repl-rs
[INFO] tweaked toml for git repo https://github.com/haruki7049/hoge-repl-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/haruki7049/hoge-repl-rs on toolchain 311784882baa42a9638298cb325fa01a062c9d0f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/haruki7049/hoge-repl-rs 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" "+311784882baa42a9638298cb325fa01a062c9d0f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c79d7aa1eede273a11ed40ed994b7526b7a9b690b07c85998ac3486e25ce3039
[INFO] running `Command { std: "docker" "start" "-a" "c79d7aa1eede273a11ed40ed994b7526b7a9b690b07c85998ac3486e25ce3039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c79d7aa1eede273a11ed40ed994b7526b7a9b690b07c85998ac3486e25ce3039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79d7aa1eede273a11ed40ed994b7526b7a9b690b07c85998ac3486e25ce3039", kill_on_drop: false }`
[INFO] [stdout] c79d7aa1eede273a11ed40ed994b7526b7a9b690b07c85998ac3486e25ce3039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+311784882baa42a9638298cb325fa01a062c9d0f" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 09855d39cd3a3884d3651cdd0657221f74a27433e09bf6ebf41840a9630da85d
[INFO] running `Command { std: "docker" "start" "-a" "09855d39cd3a3884d3651cdd0657221f74a27433e09bf6ebf41840a9630da85d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hoge-repl-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the size for values of type `str` cannot be known at compilation time
[INFO] [stdout]   --> src/lib.rs:17:35
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn eval(input: String) -> str{
[INFO] [stdout]    |                                   ^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `str`
[INFO] [stdout]    = note: the return type of a function must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:17:35
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn eval(input: String) -> str{
[INFO] [stdout]    |            ----                   ^^^ expected `str`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hoge-repl-rs` (lib) due to 2 previous errors
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09855d39cd3a3884d3651cdd0657221f74a27433e09bf6ebf41840a9630da85d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09855d39cd3a3884d3651cdd0657221f74a27433e09bf6ebf41840a9630da85d", kill_on_drop: false }`
[INFO] [stdout] 09855d39cd3a3884d3651cdd0657221f74a27433e09bf6ebf41840a9630da85d