[INFO] updating cached repository https://github.com/cessen/led
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a9388e8166e3e076f8bc8e256327bee9cd177b7
[INFO] documenting cessen/led/8a9388e8166e3e076f8bc8e256327bee9cd177b7 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcessen%2Fled" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cessen/led on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cessen/led
[INFO] finished tweaking git repo https://github.com/cessen/led
[INFO] tweaked toml for git repo https://github.com/cessen/led written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cessen/led already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b89c1889fdafbab8c9040a2adce9609d75b8ee7ec866e87b0ed65e46d5b0436a
[INFO] running `Command { std: "docker" "start" "-a" "b89c1889fdafbab8c9040a2adce9609d75b8ee7ec866e87b0ed65e46d5b0436a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b89c1889fdafbab8c9040a2adce9609d75b8ee7ec866e87b0ed65e46d5b0436a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b89c1889fdafbab8c9040a2adce9609d75b8ee7ec866e87b0ed65e46d5b0436a", kill_on_drop: false }`
[INFO] [stdout] b89c1889fdafbab8c9040a2adce9609d75b8ee7ec866e87b0ed65e46d5b0436a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e371bdcabf24ee598c25a254dc182108f2f7a9f1f360d474b1e2e9759534f38
[INFO] running `Command { std: "docker" "start" "-a" "2e371bdcabf24ee598c25a254dc182108f2f7a9f1f360d474b1e2e9759534f38", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ropey v1.3.0
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking backend v0.1.0 (/opt/rustwide/workdir/sub_crates/backend)
[INFO] [stdout] warning: unused variable: `old1`
[INFO] [stdout]    --> sub_crates/backend/src/transaction.rs:130:30
[INFO] [stdout]     |
[INFO] [stdout] 130 |                         old: old1,
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_old1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new1`
[INFO] [stdout]    --> sub_crates/backend/src/transaction.rs:131:30
[INFO] [stdout]     |
[INFO] [stdout] 131 |                         new: new1,
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_new1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `old2`
[INFO] [stdout]    --> sub_crates/backend/src/transaction.rs:134:30
[INFO] [stdout]     |
[INFO] [stdout] 134 |                         old: old2,
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_old2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new2`
[INFO] [stdout]    --> sub_crates/backend/src/transaction.rs:135:30
[INFO] [stdout]     |
[INFO] [stdout] 135 |                         new: new2,
[INFO] [stdout]     |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_new2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `open_buffers`
[INFO] [stdout]  --> sub_crates/backend/src/editor.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     open_buffers: Vec<Buffer>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Editor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> sub_crates/backend/src/editor.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking filedescriptor v0.8.0
[INFO] [stderr]     Checking gag v1.0.0
[INFO] [stderr]  Documenting Led v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.02s
[INFO] running `Command { std: "docker" "inspect" "2e371bdcabf24ee598c25a254dc182108f2f7a9f1f360d474b1e2e9759534f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e371bdcabf24ee598c25a254dc182108f2f7a9f1f360d474b1e2e9759534f38", kill_on_drop: false }`
[INFO] [stdout] 2e371bdcabf24ee598c25a254dc182108f2f7a9f1f360d474b1e2e9759534f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c06f43a6e2419e624c0d82b69fa537a1e73aa5163e0cb187cca081eed45d132e
[INFO] running `Command { std: "docker" "start" "-a" "c06f43a6e2419e624c0d82b69fa537a1e73aa5163e0cb187cca081eed45d132e", kill_on_drop: false }`
[INFO] [stderr] error: no library targets found in package `Led`
[INFO] running `Command { std: "docker" "inspect" "c06f43a6e2419e624c0d82b69fa537a1e73aa5163e0cb187cca081eed45d132e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06f43a6e2419e624c0d82b69fa537a1e73aa5163e0cb187cca081eed45d132e", kill_on_drop: false }`
[INFO] [stdout] c06f43a6e2419e624c0d82b69fa537a1e73aa5163e0cb187cca081eed45d132e