[INFO] fetching crate pesta 0.1.0...
[INFO] checking pesta-0.1.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate pesta 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pesta 0.1.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pesta 0.1.0
[INFO] finished tweaking crates.io crate pesta 0.1.0
[INFO] tweaked toml for crates.io crate pesta 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate pesta 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aba24cc83ad39f4fca857db3d37b4ae7540c320b85cda8a2d496d9eab78fb049
[INFO] running `Command { std: "docker" "start" "-a" "aba24cc83ad39f4fca857db3d37b4ae7540c320b85cda8a2d496d9eab78fb049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aba24cc83ad39f4fca857db3d37b4ae7540c320b85cda8a2d496d9eab78fb049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aba24cc83ad39f4fca857db3d37b4ae7540c320b85cda8a2d496d9eab78fb049", kill_on_drop: false }`
[INFO] [stdout] aba24cc83ad39f4fca857db3d37b4ae7540c320b85cda8a2d496d9eab78fb049
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 595e0da2bc70b1772f3d24b2a9148d542d37118003d0fca26ba5efe2739239b4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "595e0da2bc70b1772f3d24b2a9148d542d37118003d0fca26ba5efe2739239b4", kill_on_drop: false }`
[INFO] [stderr]     Checking ucd-trie v0.1.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking json v0.12.0
[INFO] [stderr]     Checking pest v2.1.2
[INFO] [stderr]     Checking pest_meta v2.1.2
[INFO] [stderr]     Checking pest_vm v2.1.0
[INFO] [stderr]     Checking pesta v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lang.rs:69:61
[INFO] [stdout]    |
[INFO] [stdout] 69 |     handle.read_to_string(&mut buffer).expect("read stdin");;
[INFO] [stdout]    |                                                             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lang.rs:69:61
[INFO] [stdout]    |
[INFO] [stdout] 69 |     handle.read_to_string(&mut buffer).expect("read stdin");;
[INFO] [stdout]    |                                                             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "595e0da2bc70b1772f3d24b2a9148d542d37118003d0fca26ba5efe2739239b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595e0da2bc70b1772f3d24b2a9148d542d37118003d0fca26ba5efe2739239b4", kill_on_drop: false }`
[INFO] [stdout] 595e0da2bc70b1772f3d24b2a9148d542d37118003d0fca26ba5efe2739239b4