[INFO] cloning repository https://github.com/zirman/parse_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zirman/parse_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzirman%2Fparse_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzirman%2Fparse_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea64f5fc2d7db843ab061ec8a6d09ee597e6ba9d
[INFO] checking zirman/parse_rust against master#65cd843ae06ad00123c131a431ed5304e4cd577a for pr-122077
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzirman%2Fparse_rust" "/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/zirman/parse_rust on toolchain 65cd843ae06ad00123c131a431ed5304e4cd577a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zirman/parse_rust
[INFO] finished tweaking git repo https://github.com/zirman/parse_rust
[INFO] tweaked toml for git repo https://github.com/zirman/parse_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/zirman/parse_rust 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" "+65cd843ae06ad00123c131a431ed5304e4cd577a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking zirman/parse_rust against try#e34498b580c936a8f8a419616d9571f03b6c038e for pr-122077
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzirman%2Fparse_rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zirman/parse_rust on toolchain e34498b580c936a8f8a419616d9571f03b6c038e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zirman/parse_rust
[INFO] finished tweaking git repo https://github.com/zirman/parse_rust
[INFO] tweaked toml for git repo https://github.com/zirman/parse_rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/zirman/parse_rust 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" "+e34498b580c936a8f8a419616d9571f03b6c038e" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4fef58c56b58b3145843d463a0629c33250b78e07492604798cec6f7aaeafff
[INFO] running `Command { std: "docker" "start" "-a" "f4fef58c56b58b3145843d463a0629c33250b78e07492604798cec6f7aaeafff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4fef58c56b58b3145843d463a0629c33250b78e07492604798cec6f7aaeafff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4fef58c56b58b3145843d463a0629c33250b78e07492604798cec6f7aaeafff", kill_on_drop: false }`
[INFO] [stdout] f4fef58c56b58b3145843d463a0629c33250b78e07492604798cec6f7aaeafff
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e34498b580c936a8f8a419616d9571f03b6c038e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9230ca0a706f39ae1fdd929499adfb6b3aa0e82e2dfe25ab1ba37deaff8f861
[INFO] running `Command { std: "docker" "start" "-a" "d9230ca0a706f39ae1fdd929499adfb6b3aa0e82e2dfe25ab1ba37deaff8f861", kill_on_drop: false }`
[INFO] [stderr]     Checking parseli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0720]: cannot resolve opaque type
[INFO] [stdout]    --> src/main.rs:281:15
[INFO] [stdout]     |
[INFO] [stdout] 281 |   fn recur() -> impl Parser<()> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ recursive opaque type
[INFO] [stdout] 282 | /     ParserChar('-')
[INFO] [stdout] 283 | |         .bind(|_| recur())
[INFO] [stdout]     | |                          -
[INFO] [stdout]     | |__________________________|
[INFO] [stdout]     | |__________________________returning here with type `ParserBind<ParserChar, {closure@src/main.rs:283:15: 283:18}, impl Parser<()>, (), ()>`
[INFO] [stdout]     |                            returning here with type `ParserBind<ParserChar, {closure@src/main.rs:283:15: 283:18}, impl Parser<()>, (), ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0720]: cannot resolve opaque type
[INFO] [stdout]    --> src/main.rs:281:15
[INFO] [stdout]     |
[INFO] [stdout] 281 |   fn recur() -> impl Parser<()> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ recursive opaque type
[INFO] [stdout] 282 | /     ParserChar('-')
[INFO] [stdout] 283 | |         .bind(|_| recur())
[INFO] [stdout]     | |                          -
[INFO] [stdout]     | |__________________________|
[INFO] [stdout]     | |__________________________returning here with type `ParserBind<ParserChar, {closure@src/main.rs:283:15: 283:18}, impl Parser<()>, (), ()>`
[INFO] [stdout]     |                            returning here with type `ParserBind<ParserChar, {closure@src/main.rs:283:15: 283:18}, impl Parser<()>, (), ()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0720`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0720`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parseli` (bin "parseli") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `parseli` (bin "parseli" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "d9230ca0a706f39ae1fdd929499adfb6b3aa0e82e2dfe25ab1ba37deaff8f861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9230ca0a706f39ae1fdd929499adfb6b3aa0e82e2dfe25ab1ba37deaff8f861", kill_on_drop: false }`
[INFO] [stdout] d9230ca0a706f39ae1fdd929499adfb6b3aa0e82e2dfe25ab1ba37deaff8f861