[INFO] cloning repository https://github.com/guccialex/mtg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guccialex/mtg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccialex%2Fmtg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccialex%2Fmtg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a6290a7cc6d4dfc9e6bd77472cbdcf4ee46aacf3 [INFO] documenting guccialex/mtg against 1.61.0 for beta-1.62-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguccialex%2Fmtg" "/workspace/builds/worker-35/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/guccialex/mtg on toolchain 1.61.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/guccialex/mtg [INFO] finished tweaking git repo https://github.com/guccialex/mtg [INFO] tweaked toml for git repo https://github.com/guccialex/mtg written to /workspace/builds/worker-35/source/Cargo.toml [INFO] crate git repo https://github.com/guccialex/mtg already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded system-deps v3.1.2 [INFO] [stderr] Downloaded gobject-sys v0.14.0 [INFO] [stderr] Downloaded cairo-sys-rs v0.14.0 [INFO] [stderr] Downloaded cairo-rs v0.14.1 [INFO] [stderr] Downloaded glib v0.14.2 [INFO] [stderr] Downloaded glib-macros v0.14.1 [INFO] [stderr] Downloaded glib-sys v0.14.0 [INFO] [stderr] Downloaded cfg-expr v0.7.4 [INFO] [stderr] Downloaded nalgebra v0.28.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bf82a7c3e572b3d530898664fe93731eb5cc0f2ac7b4b25088db64d5e3b0776 [INFO] running `Command { std: "docker" "start" "-a" "6bf82a7c3e572b3d530898664fe93731eb5cc0f2ac7b4b25088db64d5e3b0776", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bf82a7c3e572b3d530898664fe93731eb5cc0f2ac7b4b25088db64d5e3b0776", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bf82a7c3e572b3d530898664fe93731eb5cc0f2ac7b4b25088db64d5e3b0776", kill_on_drop: false }` [INFO] [stdout] 6bf82a7c3e572b3d530898664fe93731eb5cc0f2ac7b4b25088db64d5e3b0776 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecde33ab54cd329ec117719cf5302ad4fcdbf59c2038cc3c64cf22fd24c34498 [INFO] running `Command { std: "docker" "start" "-a" "ecde33ab54cd329ec117719cf5302ad4fcdbf59c2038cc3c64cf22fd24c34498", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling anyhow v1.0.42 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking pin-project-lite v0.2.6 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling version-compare v0.0.11 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking slab v0.4.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling openssl v0.10.35 [INFO] [stderr] Compiling const_fn v0.4.8 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking futures-sink v0.3.15 [INFO] [stderr] Checking openssl-probe v0.1.4 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking httpdate v1.0.1 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking ipnet v2.3.1 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling tokio v1.7.1 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking matrixmultiply v0.3.1 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling cfg-expr v0.7.4 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling standback v0.2.17 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling time v0.2.27 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling cookie v0.14.4 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling openssl-sys v0.9.64 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking socket2 v0.4.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking http-body v0.4.2 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.15 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking simba v0.5.1 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Compiling native-tls v0.2.7 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking publicsuffix v1.5.6 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling tokio-macros v1.2.0 [INFO] [stderr] Compiling time-macros-impl v0.1.2 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Checking nalgebra v0.28.0 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Checking tokio-util v0.6.7 [INFO] [stderr] Checking tokio-native-tls v0.3.0 [INFO] [stderr] Checking serde_urlencoded v0.7.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Checking h2 v0.3.3 [INFO] [stderr] Checking cookie_store v0.12.0 [INFO] [stderr] Compiling system-deps v3.1.2 [INFO] [stderr] Compiling proc-macro-crate v1.0.0 [INFO] [stderr] Compiling glib-macros v0.14.1 [INFO] [stderr] Compiling glib-sys v0.14.0 [INFO] [stderr] Compiling gobject-sys v0.14.0 [INFO] [stderr] Compiling cairo-sys-rs v0.14.0 [INFO] [stderr] Checking hyper v0.14.9 [INFO] [stderr] Checking glib v0.14.2 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.3 [INFO] [stderr] Checking cairo-rs v0.14.1 [INFO] [stderr] Documenting mtgmetadata v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(hash_drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(map_first_last)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(drain_filter)] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] [stderr] error: could not document `mtgmetadata` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name mtgmetadata src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=d302ff077e5ebfb3 -L dependency=/opt/rustwide/target/debug/deps --extern cairo=/opt/rustwide/target/debug/deps/libcairo-7744ff119d802168.rmeta --extern miniz_oxide=/opt/rustwide/target/debug/deps/libminiz_oxide-20806c0c2b2df10f.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-d2a3a1211349346d.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-f0f317451f3ab2c7.rmeta --extern reqwest=/opt/rustwide/target/debug/deps/libreqwest-c807e1a89eb230b4.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-fdcd408f9100094a.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-c5e70e143d946e7b.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "ecde33ab54cd329ec117719cf5302ad4fcdbf59c2038cc3c64cf22fd24c34498", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecde33ab54cd329ec117719cf5302ad4fcdbf59c2038cc3c64cf22fd24c34498", kill_on_drop: false }` [INFO] [stdout] ecde33ab54cd329ec117719cf5302ad4fcdbf59c2038cc3c64cf22fd24c34498