[INFO] cloning repository https://github.com/AntonHermann/roguelike
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AntonHermann/roguelike" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonHermann%2Froguelike", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonHermann%2Froguelike'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e48123255c0e0834fe61c71c6eae64714fd0a9b
[INFO] documenting AntonHermann/roguelike against 1.91.0 for beta-1.92-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAntonHermann%2Froguelike" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AntonHermann/roguelike
[INFO] finished tweaking git repo https://github.com/AntonHermann/roguelike
[INFO] tweaked toml for git repo https://github.com/AntonHermann/roguelike written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AntonHermann/roguelike on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AntonHermann/roguelike 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded opaque-debug v0.2.1
[INFO] [stderr]   Downloaded byteorder v1.2.6
[INFO] [stderr]   Downloaded block-padding v0.1.2
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded byte-tools v0.3.0
[INFO] [stderr]   Downloaded generic-array v0.12.0
[INFO] [stderr]   Downloaded block-buffer v0.7.0
[INFO] [stderr]   Downloaded sha2 v0.8.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.9
[INFO] [stderr]   Downloaded digest v0.8.0
[INFO] [stderr]   Downloaded failure_derive v0.1.2
[INFO] [stderr]   Downloaded synstructure v0.9.0
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded backtrace v0.3.9
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded failure v0.1.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.20
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded rand_core v0.3.0
[INFO] [stderr]   Downloaded log v0.4.5
[INFO] [stderr]   Downloaded fern v0.5.6
[INFO] [stderr]   Downloaded backtrace-sys v0.1.24
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c7d364cd0e1a91bcfa995d94e6939ce58b410404f0030c1dc0005e50e059672
[INFO] running `Command { std: "docker" "start" "-a" "2c7d364cd0e1a91bcfa995d94e6939ce58b410404f0030c1dc0005e50e059672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c7d364cd0e1a91bcfa995d94e6939ce58b410404f0030c1dc0005e50e059672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c7d364cd0e1a91bcfa995d94e6939ce58b410404f0030c1dc0005e50e059672", kill_on_drop: false }`
[INFO] [stdout] 2c7d364cd0e1a91bcfa995d94e6939ce58b410404f0030c1dc0005e50e059672
[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=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ade9b770543882050e625801ad5ec8f637c9ef1e4a4bf4d5132901cef41a5cf
[INFO] running `Command { std: "docker" "start" "-a" "5ade9b770543882050e625801ad5ec8f637c9ef1e4a4bf4d5132901cef41a5cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking block-padding v0.1.2
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking fern v0.5.6
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking roguelike_lib v0.1.0 (/opt/rustwide/workdir/roguelike_lib)
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]  --> roguelike_lib/src/map/neighbours.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |         for (iy,dy) in [-1,0,1].into_iter().enumerate() {
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this changes meaning in Rust 2021
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]   = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]   |
[INFO] [stdout] 9 -         for (iy,dy) in [-1,0,1].into_iter().enumerate() {
[INFO] [stdout] 9 +         for (iy,dy) in [-1,0,1].iter().enumerate() {
[INFO] [stdout]   |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]   |
[INFO] [stdout] 9 -         for (iy,dy) in [-1,0,1].into_iter().enumerate() {
[INFO] [stdout] 9 +         for (iy,dy) in IntoIterator::into_iter([-1,0,1]).enumerate() {
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021
[INFO] [stdout]   --> roguelike_lib/src/map/neighbours.rs:10:37
[INFO] [stdout]    |
[INFO] [stdout] 10 |             for (ix,dx) in [-1,0,1].into_iter().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 10 -             for (ix,dx) in [-1,0,1].into_iter().enumerate() {
[INFO] [stdout] 10 +             for (ix,dx) in [-1,0,1].iter().enumerate() {
[INFO] [stdout]    |
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 10 -             for (ix,dx) in [-1,0,1].into_iter().enumerate() {
[INFO] [stdout] 10 +             for (ix,dx) in IntoIterator::into_iter([-1,0,1]).enumerate() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting roguelike v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.68s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]    Generated /opt/rustwide/target/doc/roguelike/index.html
[INFO] running `Command { std: "docker" "inspect" "5ade9b770543882050e625801ad5ec8f637c9ef1e4a4bf4d5132901cef41a5cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ade9b770543882050e625801ad5ec8f637c9ef1e4a4bf4d5132901cef41a5cf", kill_on_drop: false }`
[INFO] [stdout] 5ade9b770543882050e625801ad5ec8f637c9ef1e4a4bf4d5132901cef41a5cf
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f56f56c11325dc1f9a1c526f2830c3ee8108c790805f561603302a8d6408137
[INFO] running `Command { std: "docker" "start" "-a" "2f56f56c11325dc1f9a1c526f2830c3ee8108c790805f561603302a8d6408137", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `roguelike`
[INFO] running `Command { std: "docker" "inspect" "2f56f56c11325dc1f9a1c526f2830c3ee8108c790805f561603302a8d6408137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f56f56c11325dc1f9a1c526f2830c3ee8108c790805f561603302a8d6408137", kill_on_drop: false }`
[INFO] [stdout] 2f56f56c11325dc1f9a1c526f2830c3ee8108c790805f561603302a8d6408137
