[INFO] cloning repository https://github.com/cobac/laml
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cobac/laml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcobac%2Flaml", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcobac%2Flaml'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c5889b10a803c8b73e3573c674d41e49ee78998
[INFO] checking cobac/laml against master#9bfa31f632912180dc742809bcc51a97f2d7079d for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcobac%2Flaml" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cobac/laml on toolchain 9bfa31f632912180dc742809bcc51a97f2d7079d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cobac/laml
[INFO] finished tweaking git repo https://github.com/cobac/laml
[INFO] tweaked toml for git repo https://github.com/cobac/laml written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cobac/laml 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" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f6234c1052894c5cc836a2060679e990eb3db3609f3976579e59ff166dc9876
[INFO] running `Command { std: "docker" "start" "-a" "4f6234c1052894c5cc836a2060679e990eb3db3609f3976579e59ff166dc9876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f6234c1052894c5cc836a2060679e990eb3db3609f3976579e59ff166dc9876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6234c1052894c5cc836a2060679e990eb3db3609f3976579e59ff166dc9876", kill_on_drop: false }`
[INFO] [stdout] 4f6234c1052894c5cc836a2060679e990eb3db3609f3976579e59ff166dc9876
[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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+9bfa31f632912180dc742809bcc51a97f2d7079d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 518c74531e99cd56b7b0e10ed44b0e0864a0eef5ea324da91d0a210b99b5d8b3
[INFO] running `Command { std: "docker" "start" "-a" "518c74531e99cd56b7b0e10ed44b0e0864a0eef5ea324da91d0a210b99b5d8b3", kill_on_drop: false }`
[INFO] [stderr]     Checking laml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `laml`
[INFO] [stdout]   --> src/lib.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn laml2yaml(laml: &str) -> String {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_laml`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Atom` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Atom(String);
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]  --> src/lib.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Value {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Pair {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Laml` is never constructed
[INFO] [stdout]   --> src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Laml {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `laml`
[INFO] [stdout]   --> src/lib.rs:19:18
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn laml2yaml(laml: &str) -> String {
[INFO] [stdout]    |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_laml`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Atom` is never constructed
[INFO] [stdout]  --> src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Atom(String);
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]  --> src/lib.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | enum Value {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Pair` is never constructed
[INFO] [stdout]   --> src/lib.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Pair {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Laml` is never constructed
[INFO] [stdout]   --> src/lib.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Laml {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `laml::laml2yaml`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use laml::laml2yaml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `laml::laml2yaml`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use laml::laml2yaml;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn main(path: &Path) {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn transpile(file: &Path) {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transpile` is never used
[INFO] [stdout]   --> src/main.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn transpile(file: &Path) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0580]: `main` function has wrong type
[INFO] [stdout]  --> src/main.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn main(path: &Path) {
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^ incorrect number of function parameters
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected signature `fn()`
[INFO] [stdout]              found signature `for<'a> fn(&'a Path)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn main(path: &Path) {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/main.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn transpile(file: &Path) {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0580`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `laml` (bin "laml") due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "518c74531e99cd56b7b0e10ed44b0e0864a0eef5ea324da91d0a210b99b5d8b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518c74531e99cd56b7b0e10ed44b0e0864a0eef5ea324da91d0a210b99b5d8b3", kill_on_drop: false }`
[INFO] [stdout] 518c74531e99cd56b7b0e10ed44b0e0864a0eef5ea324da91d0a210b99b5d8b3