[INFO] cloning repository https://github.com/davidrusu/marker-network-site-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidrusu/marker-network-site-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidrusu%2Fmarker-network-site-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidrusu%2Fmarker-network-site-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a43c131b8c5fccc9c018d8993ad5bae37b9961e5
[INFO] documenting davidrusu/marker-network-site-generator against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidrusu%2Fmarker-network-site-generator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidrusu/marker-network-site-generator on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/davidrusu/marker-network-site-generator
[INFO] finished tweaking git repo https://github.com/davidrusu/marker-network-site-generator
[INFO] tweaked toml for git repo https://github.com/davidrusu/marker-network-site-generator written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/davidrusu/marker-network-site-generator 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/ax3l/lines-are-rusty.git`
[INFO] [stderr]     Updating git repository `https://github.com/davidrusu/remarkable-rs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pdf-canvas v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 248a72fa190ba4dade9c7407e06bf589e62726f44df95e952679e2e320ae853d
[INFO] running `Command { std: "docker" "start" "-a" "248a72fa190ba4dade9c7407e06bf589e62726f44df95e952679e2e320ae853d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "248a72fa190ba4dade9c7407e06bf589e62726f44df95e952679e2e320ae853d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "248a72fa190ba4dade9c7407e06bf589e62726f44df95e952679e2e320ae853d", kill_on_drop: false }`
[INFO] [stdout] 248a72fa190ba4dade9c7407e06bf589e62726f44df95e952679e2e320ae853d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 450dfb59a73e7901c4af5b5c3e5e7d49495e5f3ff82d782bfb96ce8b7b5b11bd
[INFO] running `Command { std: "docker" "start" "-a" "450dfb59a73e7901c4af5b5c3e5e7d49495e5f3ff82d782bfb96ce8b7b5b11bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling pkg-config v0.3.22
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[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]     Checking tinyvec v1.5.1
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling ucd-trie v0.1.3
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[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
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[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling rand v0.8.4
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
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[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking adler v1.0.2
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[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking svg v0.10.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling tokio-macros v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]     Checking phf v0.10.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking lines-are-rusty v0.2.0 (https://github.com/ax3l/lines-are-rusty.git?branch=develop#7e1c4098)
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/git/checkouts/lines-are-rusty-fc306f2fe7324fa3/7e1c409/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iter_intersperse)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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 `lines-are-rusty` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "450dfb59a73e7901c4af5b5c3e5e7d49495e5f3ff82d782bfb96ce8b7b5b11bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "450dfb59a73e7901c4af5b5c3e5e7d49495e5f3ff82d782bfb96ce8b7b5b11bd", kill_on_drop: false }`
[INFO] [stdout] 450dfb59a73e7901c4af5b5c3e5e7d49495e5f3ff82d782bfb96ce8b7b5b11bd
