[INFO] fetching crate interrupture-stm32f7x6 0.1.0...
[INFO] documenting interrupture-stm32f7x6-0.1.0 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate interrupture-stm32f7x6 0.1.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate interrupture-stm32f7x6 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interrupture-stm32f7x6 0.1.0
[INFO] finished tweaking crates.io crate interrupture-stm32f7x6 0.1.0
[INFO] tweaked toml for crates.io crate interrupture-stm32f7x6 0.1.0 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 056c3d53bef8d46e52cdec940e2ffcc4a630770297ac3276f80f4d197f558837
[INFO] running `Command { std: "docker" "start" "-a" "056c3d53bef8d46e52cdec940e2ffcc4a630770297ac3276f80f4d197f558837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "056c3d53bef8d46e52cdec940e2ffcc4a630770297ac3276f80f4d197f558837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "056c3d53bef8d46e52cdec940e2ffcc4a630770297ac3276f80f4d197f558837", kill_on_drop: false }`
[INFO] [stdout] 056c3d53bef8d46e52cdec940e2ffcc4a630770297ac3276f80f4d197f558837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b0c4d374e0e466752c691bf2f39eb39ce30fa4a1684ce314aa11adf0c98c37
[INFO] running `Command { std: "docker" "start" "-a" "94b0c4d374e0e466752c691bf2f39eb39ce30fa4a1684ce314aa11adf0c98c37", 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 semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.5.11
[INFO] [stderr]    Compiling stm32f7 v0.3.2
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking interrupture v0.1.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/interrupture-0.1.1/src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `auto_traits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/interrupture-0.1.1/src/lib.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | #![feature(alloc_prelude)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/interrupture-0.1.1/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | #![feature(optin_builtin_traits)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: negative trait bounds are not yet fully implemented; use marker types for now
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/interrupture-0.1.1/src/lib.rs:154:14
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<'a, IC> !Sync for InterruptTable<'a, IC> {}
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #68318 <https://github.com/rust-lang/rust/issues/68318> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interrupture`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "94b0c4d374e0e466752c691bf2f39eb39ce30fa4a1684ce314aa11adf0c98c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b0c4d374e0e466752c691bf2f39eb39ce30fa4a1684ce314aa11adf0c98c37", kill_on_drop: false }`
[INFO] [stdout] 94b0c4d374e0e466752c691bf2f39eb39ce30fa4a1684ce314aa11adf0c98c37
