[INFO] cloning repository https://github.com/loafofpiecrust/kramer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loafofpiecrust/kramer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floafofpiecrust%2Fkramer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floafofpiecrust%2Fkramer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc8ebaa751a9a67dec2c7e76ca1555000626186d
[INFO] documenting loafofpiecrust/kramer against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floafofpiecrust%2Fkramer" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loafofpiecrust/kramer on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/loafofpiecrust/kramer
[INFO] finished tweaking git repo https://github.com/loafofpiecrust/kramer
[INFO] tweaked toml for git repo https://github.com/loafofpiecrust/kramer written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/loafofpiecrust/kramer 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.6.0
[INFO] [stderr]   Downloaded nom v3.0.0
[INFO] [stderr]   Downloaded clap v2.23.3
[INFO] [stderr]   Downloaded serde_derive v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5c6599e8970e0a0b2a003ffac9c175062c73339edec21fd925e5b4adcaf21ed
[INFO] running `Command { std: "docker" "start" "-a" "d5c6599e8970e0a0b2a003ffac9c175062c73339edec21fd925e5b4adcaf21ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5c6599e8970e0a0b2a003ffac9c175062c73339edec21fd925e5b4adcaf21ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c6599e8970e0a0b2a003ffac9c175062c73339edec21fd925e5b4adcaf21ed", kill_on_drop: false }`
[INFO] [stdout] d5c6599e8970e0a0b2a003ffac9c175062c73339edec21fd925e5b4adcaf21ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2590c51be88b8fba7e3e38eadd0d4f3453f429ac7526f88109036e9840324c6
[INFO] running `Command { std: "docker" "start" "-a" "e2590c51be88b8fba7e3e38eadd0d4f3453f429ac7526f88109036e9840324c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking serde v1.0.2
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking vec_map v0.7.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking linked-hash-map v0.4.2
[INFO] [stderr]     Checking itertools v0.6.0
[INFO] [stderr]     Checking nom v3.0.0
[INFO] [stderr]     Checking clap v2.23.3
[INFO] [stderr]    Compiling serde_derive_internals v0.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.2
[INFO] [stderr]     Checking serde_json v1.0.1 (https://github.com/serde-rs/json#8202c68c)
[INFO] [stderr]     Checking serde_yaml v0.7.0 (https://github.com/dtolnay/serde-yaml#e6c14ac1)
[INFO] [stderr]  Documenting kramer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `kramer`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name kramer src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=9c39d57f268da949 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-50bdf5916f8f0ff6.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-b08aba8ce85cf28d.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-322b9717616b5bb3.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-275c2b59b9c07530.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-8e5e8b9394d13986.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9ec27b117c5e11a9.rmeta --extern serde_yaml=/opt/rustwide/target/debug/deps/libserde_yaml-6ac7fad09d92b75f.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "e2590c51be88b8fba7e3e38eadd0d4f3453f429ac7526f88109036e9840324c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2590c51be88b8fba7e3e38eadd0d4f3453f429ac7526f88109036e9840324c6", kill_on_drop: false }`
[INFO] [stdout] e2590c51be88b8fba7e3e38eadd0d4f3453f429ac7526f88109036e9840324c6
