[INFO] fetching crate docsify-cli 0.2.0...
[INFO] checking docsify-cli-0.2.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate docsify-cli 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate docsify-cli 0.2.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate docsify-cli 0.2.0
[INFO] finished tweaking crates.io crate docsify-cli 0.2.0
[INFO] tweaked toml for crates.io crate docsify-cli 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding notedown_ast v0.6.1 (available: v0.16.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e53b76251e1b8c61c3319fe71380c4ecf982f2ceebf22648c7df5c676a858d8b
[INFO] running `Command { std: "docker" "start" "-a" "e53b76251e1b8c61c3319fe71380c4ecf982f2ceebf22648c7df5c676a858d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e53b76251e1b8c61c3319fe71380c4ecf982f2ceebf22648c7df5c676a858d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53b76251e1b8c61c3319fe71380c4ecf982f2ceebf22648c7df5c676a858d8b", kill_on_drop: false }`
[INFO] [stdout] e53b76251e1b8c61c3319fe71380c4ecf982f2ceebf22648c7df5c676a858d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65fd5789ae172b49b6d3b9015ced13f87e502c03fcf5d60e59f67d8c694e1005
[INFO] running `Command { std: "docker" "start" "-a" "65fd5789ae172b49b6d3b9015ced13f87e502c03fcf5d60e59f67d8c694e1005", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking text-utils v0.2.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking markdown v0.3.0
[INFO] [stderr]     Checking notedown_ast v0.6.1
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/notedown_ast-0.6.1/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `notedown_ast` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "65fd5789ae172b49b6d3b9015ced13f87e502c03fcf5d60e59f67d8c694e1005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65fd5789ae172b49b6d3b9015ced13f87e502c03fcf5d60e59f67d8c694e1005", kill_on_drop: false }`
[INFO] [stdout] 65fd5789ae172b49b6d3b9015ced13f87e502c03fcf5d60e59f67d8c694e1005
