[INFO] fetching crate inari 0.10.7...
[INFO] documenting inari-0.10.7 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate inari 0.10.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate inari 0.10.7 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] removed /workspace/builds/worker-6/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6/source/rust-toolchain
[INFO] started tweaking crates.io crate inari 0.10.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate inari 0.10.7
[INFO] tweaked toml for crates.io crate inari 0.10.7 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate inari 0.10.7 already has a lockfile, it will not be regenerated
[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 gmp-mpfr-sys v1.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aa2f73b6c2007abc362cdc58c29f1e102808be6796cac23b060f73c4c166c116
[INFO] running `Command { std: "docker" "start" "-a" "aa2f73b6c2007abc362cdc58c29f1e102808be6796cac23b060f73c4c166c116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa2f73b6c2007abc362cdc58c29f1e102808be6796cac23b060f73c4c166c116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2f73b6c2007abc362cdc58c29f1e102808be6796cac23b060f73c4c166c116", kill_on_drop: false }`
[INFO] [stdout] aa2f73b6c2007abc362cdc58c29f1e102808be6796cac23b060f73c4c166c116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1badab83e6c1d129011d3ebb084af64d2cea674a3449c7aa84e39d2d24b67722
[INFO] running `Command { std: "docker" "start" "-a" "1badab83e6c1d129011d3ebb084af64d2cea674a3449c7aa84e39d2d24b67722", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]  Documenting inari v0.10.7 (/opt/rustwide/workdir)
[INFO] [stdout] error: RUSTFLAGS='-Ctarget-cpu=haswell' or later is required. See https://doc.rust-lang.org/rustc/codegen-options/#target-cpu
[INFO] [stdout]    --> src/simd/x86_64.rs:151:9
[INFO] [stdout]     |
[INFO] [stdout] 151 | ...   compile_error!("RUSTFLAGS='-Ctarget-cpu=haswell' or later is required. See https://doc.rust-lang.org/rustc/codegen-options/#target-cpu");
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(asm)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `inari`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name inari src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="gmp"' --cfg 'feature="gmp-mpfr-sys"' --cfg 'feature="nom"' --cfg 'feature="rug"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-86cb6b55248c00db.rmeta --extern gmp_mpfr_sys=/opt/rustwide/target/debug/deps/libgmp_mpfr_sys-8e7dc2b586960fab.rmeta --extern nom=/opt/rustwide/target/debug/deps/libnom-813cb79f39e0e151.rmeta --extern rug=/opt/rustwide/target/debug/deps/librug-e1667c0656d763f1.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-d349298a6426b9af.rmeta --cap-lints=warn --crate-version 0.10.7` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1badab83e6c1d129011d3ebb084af64d2cea674a3449c7aa84e39d2d24b67722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1badab83e6c1d129011d3ebb084af64d2cea674a3449c7aa84e39d2d24b67722", kill_on_drop: false }`
[INFO] [stdout] 1badab83e6c1d129011d3ebb084af64d2cea674a3449c7aa84e39d2d24b67722
