[INFO] fetching crate restruct_derive 0.1.1...
[INFO] testing restruct_derive-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate restruct_derive 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate restruct_derive 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate restruct_derive 0.1.1
[INFO] finished tweaking crates.io crate restruct_derive 0.1.1
[INFO] tweaked toml for crates.io crate restruct_derive 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded term v0.6.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.15
[INFO] [stderr]   Downloaded psm v0.1.14
[INFO] [stderr]   Downloaded rustc-ap-rustc_arena v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_graphviz v677.0.0
[INFO] [stderr]   Downloaded measureme v0.7.1
[INFO] [stderr]   Downloaded md-5 v0.8.0
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded unicode_categories v0.1.1
[INFO] [stderr]   Downloaded rustc-workspace-hack v1.0.0
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded stacker v0.1.14
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded rustc-rayon-core v0.3.1
[INFO] [stderr]   Downloaded termize v0.1.1
[INFO] [stderr]   Downloaded annotate-snippets v0.8.0
[INFO] [stderr]   Downloaded ignore v0.4.18
[INFO] [stderr]   Downloaded derive-new v0.5.9
[INFO] [stderr]   Downloaded globset v0.4.8
[INFO] [stderr]   Downloaded rustc-ap-rustc_session v677.0.0
[INFO] [stderr]   Downloaded cargo_metadata v0.8.2
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_pretty v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_expand v677.0.0
[INFO] [stderr]   Downloaded annotate-snippets v0.6.1
[INFO] [stderr]   Downloaded rustc-ap-rustc_macros v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_serialize v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_fs_util v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_index v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_target v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast_passes v677.0.0
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded thread_local v1.1.3
[INFO] [stderr]   Downloaded structopt v0.3.22
[INFO] [stderr]   Downloaded rustc-ap-rustc_lexer v677.0.0
[INFO] [stderr]   Downloaded env_logger v0.6.2
[INFO] [stderr]   Downloaded rustc-ap-rustc_span v677.0.0
[INFO] [stderr]   Downloaded jobserver v0.1.23
[INFO] [stderr]   Downloaded rustc-rayon v0.3.1
[INFO] [stderr]   Downloaded rustc-ap-rustc_parse v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_errors v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_feature v677.0.0
[INFO] [stderr]   Downloaded rustfmt-nightly v1.4.21
[INFO] [stderr]   Downloaded rustc-ap-rustc_data_structures v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_ast v677.0.0
[INFO] [stderr]   Downloaded rustc-ap-rustc_attr v677.0.0
[INFO] [stderr]   Downloaded rustfmt-config_proc_macro v0.2.0
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded restruct v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa75793425237284d4c06792c6227386285f2892a8e4f0e2565eb068a7fc801e
[INFO] running `Command { std: "docker" "start" "-a" "fa75793425237284d4c06792c6227386285f2892a8e4f0e2565eb068a7fc801e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa75793425237284d4c06792c6227386285f2892a8e4f0e2565eb068a7fc801e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa75793425237284d4c06792c6227386285f2892a8e4f0e2565eb068a7fc801e", kill_on_drop: false }`
[INFO] [stdout] fa75793425237284d4c06792c6227386285f2892a8e4f0e2565eb068a7fc801e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a75a203d05f195e929645bd2829b35d852c5e0ea0150199b76baf65e41b694ee
[INFO] running `Command { std: "docker" "start" "-a" "a75a203d05f195e929645bd2829b35d852c5e0ea0150199b76baf65e41b694ee", 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]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling restruct v0.1.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/restruct-0.1.1/src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(external_doc)]
[INFO] [stdout]    |            ^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: use #[doc = include_str!("filename")] instead, which handles macro invocations
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/restruct-0.1.1/src/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(external_doc)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `restruct` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a75a203d05f195e929645bd2829b35d852c5e0ea0150199b76baf65e41b694ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a75a203d05f195e929645bd2829b35d852c5e0ea0150199b76baf65e41b694ee", kill_on_drop: false }`
[INFO] [stdout] a75a203d05f195e929645bd2829b35d852c5e0ea0150199b76baf65e41b694ee
