[INFO] cloning repository https://github.com/alexjg/cob-stress-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexjg/cob-stress-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjg%2Fcob-stress-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjg%2Fcob-stress-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 620cf793b6cfe9842325fb422e2ce2235ff3a9c7
[INFO] documenting alexjg/cob-stress-test against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjg%2Fcob-stress-test" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexjg/cob-stress-test on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/alexjg/cob-stress-test
[INFO] finished tweaking git repo https://github.com/alexjg/cob-stress-test
[INFO] tweaked toml for git repo https://github.com/alexjg/cob-stress-test written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alexjg/cob-stress-test 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/radicle-dev/git2-rs.git`
[INFO] [stderr]     Updating git submodule `https://github.com/radicle-dev/libgit2.git`
[INFO] [stderr]     Updating git repository `https://github.com/FintanH/thrussh.git`
[INFO] [stderr]     Updating git repository `https://github.com/automerge/automerge-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/radicle-dev/radicle-link.git`
[INFO] [stderr]     Updating git repository `https://github.com/ZcashFoundation/ed25519-zebra`
[INFO] [stderr]     Updating git repository `https://github.com/radicle-dev/radicle-keystore`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scrypt v0.4.1
[INFO] [stderr]   Downloaded secstr v0.3.2
[INFO] [stderr]   Downloaded xorf v0.7.2
[INFO] [stderr]   Downloaded multihash v0.11.4
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.5
[INFO] [stderr]   Downloaded minicbor v0.9.1
[INFO] [stderr]   Downloaded pbkdf2 v0.5.0
[INFO] [stderr]   Downloaded nonempty v0.6.0
[INFO] [stderr]   Downloaded cryptovec v0.6.1
[INFO] [stderr]   Downloaded smol_str v0.1.18
[INFO] [stderr]   Downloaded sized-vec v0.3.0
[INFO] [stderr]   Downloaded arc-swap v1.4.0
[INFO] [stderr]   Downloaded jsonschema v0.12.1
[INFO] [stderr]   Downloaded octocrab v0.12.0
[INFO] [stderr]   Downloaded fraction v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbe7989612ae6f57cd9c38ac990e796d0b16a4b014489016b97cf04dab513702
[INFO] running `Command { std: "docker" "start" "-a" "cbe7989612ae6f57cd9c38ac990e796d0b16a4b014489016b97cf04dab513702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbe7989612ae6f57cd9c38ac990e796d0b16a4b014489016b97cf04dab513702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe7989612ae6f57cd9c38ac990e796d0b16a4b014489016b97cf04dab513702", kill_on_drop: false }`
[INFO] [stdout] cbe7989612ae6f57cd9c38ac990e796d0b16a4b014489016b97cf04dab513702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f2d8b4c9a69dcd1d4d494d084823469a0a22dc8eeae3f601db0f7b9e81b3e37
[INFO] running `Command { std: "docker" "start" "-a" "0f2d8b4c9a69dcd1d4d494d084823469a0a22dc8eeae3f601db0f7b9e81b3e37", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]     Checking tinyvec v1.4.0
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]     Checking futures-sink v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking tracing-core v0.1.20
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking futures-io v0.3.17
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.78
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking getrandom v0.2.3
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[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.70
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[INFO] [stderr]     Checking parking_lot v0.11.2
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[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling httparse v1.3.6
[INFO] [stderr]    Compiling bumpalo v3.7.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling async-trait v0.1.51
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[INFO] [stderr]    Compiling wasm-bindgen v0.2.78
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[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.67
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0 (https://github.com/radicle-dev/git2-rs.git?rev=ae027b9e7b125f56397bbb7d8652b3427deeede6#ae027b9e)
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking http-body v0.4.3
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling unsigned-varint v0.5.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rpassword v4.0.5
[INFO] [stderr]     Checking secstr v0.3.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking base-x v0.2.8
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling radicle-std-ext v0.1.0 (https://github.com/radicle-dev/radicle-link.git?branch=alexjg/collab-objects#01ad3f4d)
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/radicle-link-009c17032bc5eda9/01ad3f4/std-ext/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(extend_one)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stdout] error: aborting due to 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 compile `radicle-std-ext` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0f2d8b4c9a69dcd1d4d494d084823469a0a22dc8eeae3f601db0f7b9e81b3e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2d8b4c9a69dcd1d4d494d084823469a0a22dc8eeae3f601db0f7b9e81b3e37", kill_on_drop: false }`
[INFO] [stdout] 0f2d8b4c9a69dcd1d4d494d084823469a0a22dc8eeae3f601db0f7b9e81b3e37
