[INFO] fetching crate refman 1.3.4...
[INFO] checking refman-1.3.4 against try#f77b5bc6c7c84df104f86b0dd01d9490e3923fa8 for pr-147834
[INFO] extracting crate refman 1.3.4 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate refman 1.3.4
[INFO] finished tweaking crates.io crate refman 1.3.4
[INFO] tweaked toml for crates.io crate refman 1.3.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate refman 1.3.4 on toolchain f77b5bc6c7c84df104f86b0dd01d9490e3923fa8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate refman 1.3.4 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" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6a327028ea9b68b2f2aba1dbfd3b14b007c1ef39ef4b0bb7c09ee1e8cc0d2c5a
[INFO] running `Command { std: "docker" "start" "-a" "6a327028ea9b68b2f2aba1dbfd3b14b007c1ef39ef4b0bb7c09ee1e8cc0d2c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a327028ea9b68b2f2aba1dbfd3b14b007c1ef39ef4b0bb7c09ee1e8cc0d2c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a327028ea9b68b2f2aba1dbfd3b14b007c1ef39ef4b0bb7c09ee1e8cc0d2c5a", kill_on_drop: false }`
[INFO] [stdout] 6a327028ea9b68b2f2aba1dbfd3b14b007c1ef39ef4b0bb7c09ee1e8cc0d2c5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+f77b5bc6c7c84df104f86b0dd01d9490e3923fa8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1196d44137cc77a35ce3084820da67f99936d051d3fbb3d8ce97499a40dd7b0d
[INFO] running `Command { std: "docker" "start" "-a" "1196d44137cc77a35ce3084820da67f99936d051d3fbb3d8ce97499a40dd7b0d", kill_on_drop: false }`
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[INFO] [stdout] warning: function `validate_files` is never used
[INFO] [stdout]    --> src/validate.rs:469:8
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn validate_files(dataset: &RefDataset) -> Result<(), ValidationError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `validate_files` is never used
[INFO] [stdout]    --> src/validate.rs:469:8
[INFO] [stdout]     |
[INFO] [stdout] 469 | pub fn validate_files(dataset: &RefDataset) -> Result<(), ValidationError> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 26s
[INFO] running `Command { std: "docker" "inspect" "1196d44137cc77a35ce3084820da67f99936d051d3fbb3d8ce97499a40dd7b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1196d44137cc77a35ce3084820da67f99936d051d3fbb3d8ce97499a40dd7b0d", kill_on_drop: false }`
[INFO] [stdout] 1196d44137cc77a35ce3084820da67f99936d051d3fbb3d8ce97499a40dd7b0d