[INFO] cloning repository https://github.com/nickmass/advent2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickmass/advent2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickmass%2Fadvent2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickmass%2Fadvent2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d79e255f97f90b9a96f96ef785074487aec4ade3
[INFO] documenting nickmass/advent2020 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickmass%2Fadvent2020" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickmass/advent2020 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nickmass/advent2020
[INFO] finished tweaking git repo https://github.com/nickmass/advent2020
[INFO] tweaked toml for git repo https://github.com/nickmass/advent2020 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/nickmass/advent2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "6f7fd6f36ea4c80ff0aee8101e0667a53ed016ef1f14433b67f43d19873b999c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f7fd6f36ea4c80ff0aee8101e0667a53ed016ef1f14433b67f43d19873b999c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f7fd6f36ea4c80ff0aee8101e0667a53ed016ef1f14433b67f43d19873b999c", kill_on_drop: false }`
[INFO] [stdout] 6f7fd6f36ea4c80ff0aee8101e0667a53ed016ef1f14433b67f43d19873b999c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c7e8e52a16b7a44ef2bcd0b9b931187c6ffdeb36bd595c694bac6c7e30d02b4
[INFO] running `Command { std: "docker" "start" "-a" "4c7e8e52a16b7a44ef2bcd0b9b931187c6ffdeb36bd595c694bac6c7e30d02b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking pin-project-lite v0.2.7
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[INFO] [stderr]     Checking itoa v0.4.8
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[INFO] [stderr]    Compiling futures-util v0.3.18
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]     Checking hashbrown v0.11.2
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[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]     Checking futures-io v0.3.18
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[INFO] [stderr]    Compiling version_check v0.9.3
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[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]     Checking unicode-normalization v0.1.19
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[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
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[INFO] [stderr]     Checking hyper-tls v0.5.0
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[INFO] [stderr]  Documenting advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> src/solutions/year_2020/day_10.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     value: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Node` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/solutions/year_2020/day_10.rs:47:10
[INFO] [stdout]    |
[INFO] [stdout] 47 | #[derive(Debug, Copy, Clone)]
[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: field is never read: `rec_count`
[INFO] [stdout]    --> src/solutions/year_2020/day_19.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     rec_count: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `MatchState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/solutions/year_2020/day_19.rs:166:10
[INFO] [stdout]     |
[INFO] [stdout] 166 | #[derive(Debug, Clone)]
[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: field is never read: `z_size`
[INFO] [stdout]    --> src/solutions/year_2020/day_24.rs:198:5
[INFO] [stdout]     |
[INFO] [stdout] 198 |     z_size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `HexGrid` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    --> src/solutions/year_2020/day_24.rs:187:10
[INFO] [stdout]     |
[INFO] [stdout] 187 | #[derive(Clone)]
[INFO] [stdout]     |          ^^^^^
[INFO] [stdout]     = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.60s
[INFO] running `Command { std: "docker" "inspect" "4c7e8e52a16b7a44ef2bcd0b9b931187c6ffdeb36bd595c694bac6c7e30d02b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7e8e52a16b7a44ef2bcd0b9b931187c6ffdeb36bd595c694bac6c7e30d02b4", kill_on_drop: false }`
[INFO] [stdout] 4c7e8e52a16b7a44ef2bcd0b9b931187c6ffdeb36bd595c694bac6c7e30d02b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] dad0ef948a85fa8703c14df9c56328a6d8db351599190644ac716f84a8bfd8e0
[INFO] running `Command { std: "docker" "start" "-a" "dad0ef948a85fa8703c14df9c56328a6d8db351599190644ac716f84a8bfd8e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling futures-core v0.3.18
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
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[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]    Compiling native-tls v0.2.8
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[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling serde v1.0.130
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[INFO] [stderr]    Compiling version_check v0.9.3
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[INFO] [stderr]     Checking tower-service v0.3.1
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[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tokio v1.14.0
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[INFO] [stderr]     Checking http v0.2.5
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[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking getrandom v0.2.3
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[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.7
[INFO] [stderr]     Checking hyper v0.14.15
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.7
[INFO] [stderr]  Documenting advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.60s
[INFO] running `Command { std: "docker" "inspect" "dad0ef948a85fa8703c14df9c56328a6d8db351599190644ac716f84a8bfd8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dad0ef948a85fa8703c14df9c56328a6d8db351599190644ac716f84a8bfd8e0", kill_on_drop: false }`
[INFO] [stdout] dad0ef948a85fa8703c14df9c56328a6d8db351599190644ac716f84a8bfd8e0