[INFO] cloning repository https://github.com/garciaguimeras/rusty_fortress [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/garciaguimeras/rusty_fortress" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarciaguimeras%2Frusty_fortress", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarciaguimeras%2Frusty_fortress'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c7cc6003fc4b26ae238649d68142f18b73697260 [INFO] documenting garciaguimeras/rusty_fortress against beta-2022-05-20 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgarciaguimeras%2Frusty_fortress" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/garciaguimeras/rusty_fortress on toolchain beta-2022-05-20 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/garciaguimeras/rusty_fortress [INFO] finished tweaking git repo https://github.com/garciaguimeras/rusty_fortress [INFO] tweaked toml for git repo https://github.com/garciaguimeras/rusty_fortress written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/garciaguimeras/rusty_fortress already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 560255bdff30f1004e4e38e3e406afd00da6c78e8d5df1e7c176dd19336e406d [INFO] running `Command { std: "docker" "start" "-a" "560255bdff30f1004e4e38e3e406afd00da6c78e8d5df1e7c176dd19336e406d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "560255bdff30f1004e4e38e3e406afd00da6c78e8d5df1e7c176dd19336e406d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "560255bdff30f1004e4e38e3e406afd00da6c78e8d5df1e7c176dd19336e406d", kill_on_drop: false }` [INFO] [stdout] 560255bdff30f1004e4e38e3e406afd00da6c78e8d5df1e7c176dd19336e406d [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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9412e2d258660aad7493a5cc643245c976b56e4df96c787386ff04f2fce8d1e [INFO] running `Command { std: "docker" "start" "-a" "d9412e2d258660aad7493a5cc643245c976b56e4df96c787386ff04f2fce8d1e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking toml v0.5.5 [INFO] [stderr] Checking rusty_fortress_lib v0.1.0 (/opt/rustwide/workdir/rusty_fortress_lib) [INFO] [stderr] Documenting rusty_fortress_lib v0.1.0 (/opt/rustwide/workdir/rusty_fortress_lib) [INFO] [stdout] warning: function is never used: `help_message` [INFO] [stdout] --> rusty_fortress_lib/src/legacy/env.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn help_message() -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `error_message` [INFO] [stdout] --> rusty_fortress_lib/src/legacy/env.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn error_message() -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `quit_message` [INFO] [stdout] --> rusty_fortress_lib/src/legacy/env.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn quit_message() -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Environment` [INFO] [stdout] --> rusty_fortress_lib/src/legacy/env.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Environment { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> rusty_fortress_lib/src/legacy/env.rs:23:12 [INFO] [stdout] | [INFO] [stdout] 23 | pub fn new() -> Environment { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `one_obj_fn` [INFO] [stdout] --> rusty_fortress_lib/src/legacy/env.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn one_obj_fn
(&mut self, objects: &Vec (&mut self, objects: &Vec