[INFO] fetching crate oasis-cbor-derive 0.5.1...
[INFO] documenting oasis-cbor-derive-0.5.1 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate oasis-cbor-derive 0.5.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate oasis-cbor-derive 0.5.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-cbor-derive 0.5.1
[INFO] finished tweaking crates.io crate oasis-cbor-derive 0.5.1
[INFO] tweaked toml for crates.io crate oasis-cbor-derive 0.5.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oasis-cbor-value v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dd59495a315d89565e171d38e6917236ec4cd8097879093d14b2fe41bf95d38
[INFO] running `Command { std: "docker" "start" "-a" "5dd59495a315d89565e171d38e6917236ec4cd8097879093d14b2fe41bf95d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd59495a315d89565e171d38e6917236ec4cd8097879093d14b2fe41bf95d38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd59495a315d89565e171d38e6917236ec4cd8097879093d14b2fe41bf95d38", kill_on_drop: false }`
[INFO] [stdout] 5dd59495a315d89565e171d38e6917236ec4cd8097879093d14b2fe41bf95d38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1934917926a8c1a5195afbffb6fcc4d2fbfff610eaa8af98acc1537d28255bc
[INFO] running `Command { std: "docker" "start" "-a" "b1934917926a8c1a5195afbffb6fcc4d2fbfff610eaa8af98acc1537d28255bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking oasis-cbor-value v0.5.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking proc-macro-crate v1.3.1
[INFO] [stderr]     Checking darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]  Documenting oasis-cbor-derive v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `oasis-cbor-derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type proc-macro --crate-name oasis_cbor_derive src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=b257758c8817bb6b -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-484a951158c99cf5.rmeta --extern oasis_cbor_value=/opt/rustwide/target/debug/deps/liboasis_cbor_value-ee6de821e4492788.rmeta --extern proc_macro_crate=/opt/rustwide/target/debug/deps/libproc_macro_crate-582655462a6bd6f9.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1bc556be54688c37.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-44762e16f83d10ff.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-c5b78201a2fb072c.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.5.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "b1934917926a8c1a5195afbffb6fcc4d2fbfff610eaa8af98acc1537d28255bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1934917926a8c1a5195afbffb6fcc4d2fbfff610eaa8af98acc1537d28255bc", kill_on_drop: false }`
[INFO] [stdout] b1934917926a8c1a5195afbffb6fcc4d2fbfff610eaa8af98acc1537d28255bc
[INFO] documenting oasis-cbor-derive-0.5.1 against beta-2024-02-10 for beta-1.77-rustdoc-1
[INFO] extracting crate oasis-cbor-derive 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate oasis-cbor-derive 0.5.1 on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-cbor-derive 0.5.1
[INFO] finished tweaking crates.io crate oasis-cbor-derive 0.5.1
[INFO] tweaked toml for crates.io crate oasis-cbor-derive 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 314e799ede8fbcf2d1bbb889c594660e5b04677dcce691696975c725c993a008
[INFO] running `Command { std: "docker" "start" "-a" "314e799ede8fbcf2d1bbb889c594660e5b04677dcce691696975c725c993a008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314e799ede8fbcf2d1bbb889c594660e5b04677dcce691696975c725c993a008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314e799ede8fbcf2d1bbb889c594660e5b04677dcce691696975c725c993a008", kill_on_drop: false }`
[INFO] [stdout] 314e799ede8fbcf2d1bbb889c594660e5b04677dcce691696975c725c993a008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddd417ff2b081e2c4b124410226745e2231e830f59e2db14efbdba0a1e8e50da
[INFO] running `Command { std: "docker" "start" "-a" "ddd417ff2b081e2c4b124410226745e2231e830f59e2db14efbdba0a1e8e50da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking oasis-cbor-value v0.5.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking proc-macro-crate v1.3.1
[INFO] [stderr]     Checking darling_core v0.14.4
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]     Checking darling v0.14.4
[INFO] [stderr]  Documenting oasis-cbor-derive v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `oasis-cbor-derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2024-02-10-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2018 --crate-type proc-macro --crate-name oasis_cbor_derive src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=50132e2f679a83ba -L dependency=/opt/rustwide/target/debug/deps --extern darling=/opt/rustwide/target/debug/deps/libdarling-5661170a02e5e3d3.rmeta --extern oasis_cbor_value=/opt/rustwide/target/debug/deps/liboasis_cbor_value-bf7d6fc1efc69b64.rmeta --extern proc_macro_crate=/opt/rustwide/target/debug/deps/libproc_macro_crate-f00c245a2cd846f0.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-754bef7b7fa42b0e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8d9e10a0b15b51fc.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-b6a0a966dc11f6b7.rmeta --extern proc_macro --cap-lints=warn --crate-version 0.5.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "ddd417ff2b081e2c4b124410226745e2231e830f59e2db14efbdba0a1e8e50da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd417ff2b081e2c4b124410226745e2231e830f59e2db14efbdba0a1e8e50da", kill_on_drop: false }`
[INFO] [stdout] ddd417ff2b081e2c4b124410226745e2231e830f59e2db14efbdba0a1e8e50da
