[INFO] cloning repository https://github.com/alu-/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alu-/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falu-%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falu-%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 633d2886d453c878179343db019a6d0bbead6084
[INFO] checking alu-/advent-of-code-2020 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falu-%2Fadvent-of-code-2020" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alu-/advent-of-code-2020 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alu-/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/alu-/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/alu-/advent-of-code-2020 written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/alu-/advent-of-code-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04286b7cfb0f97f41ab0de587659ccb88f6024c8e138561ff18fa4fdb8bf5e92
[INFO] running `Command { std: "docker" "start" "-a" "04286b7cfb0f97f41ab0de587659ccb88f6024c8e138561ff18fa4fdb8bf5e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04286b7cfb0f97f41ab0de587659ccb88f6024c8e138561ff18fa4fdb8bf5e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04286b7cfb0f97f41ab0de587659ccb88f6024c8e138561ff18fa4fdb8bf5e92", kill_on_drop: false }`
[INFO] [stdout] 04286b7cfb0f97f41ab0de587659ccb88f6024c8e138561ff18fa4fdb8bf5e92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0863abcf3a15a5189cdd179f4d0ba3f36f95e41fb35f47eb178f227ae2ed2c42
[INFO] running `Command { std: "docker" "start" "-a" "0863abcf3a15a5189cdd179f4d0ba3f36f95e41fb35f47eb178f227ae2ed2c42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking pin-project-lite v0.2.0
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[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking futures-sink v0.3.8
[INFO] [stderr]     Checking futures-io v0.3.8
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking httparse v1.3.4
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking tinyvec v1.1.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
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[INFO] [stderr]    Compiling miniz-sys v0.1.12
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[INFO] [stderr]     Checking aho-corasick v0.7.15
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[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking num_cpus v1.13.0
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[INFO] [stderr]     Checking rayon-core v1.9.0
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[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking num-bigint v0.1.44
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[INFO] [stderr]     Checking mio v0.6.22
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[INFO] [stderr]     Checking rayon v1.5.0
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[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
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[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
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[INFO] [stderr]     Checking raster v0.2.0
[INFO] [stderr]     Checking handlebars v3.5.1
[INFO] [stderr]     Checking advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `cid`
[INFO] [stdout]   --> src/day04.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     cid: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> src/day05.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     row: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column`
[INFO] [stdout]  --> src/day05.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     column: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cid`
[INFO] [stdout]   --> src/day04.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     cid: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `row`
[INFO] [stdout]  --> src/day05.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     row: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column`
[INFO] [stdout]  --> src/day05.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     column: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking hyper v0.13.9
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking reqwest v0.10.9
[INFO] [stderr]     Checking bootstrapper v0.1.0 (/opt/rustwide/workdir/bootstrapper)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.72s
[INFO] running `Command { std: "docker" "inspect" "0863abcf3a15a5189cdd179f4d0ba3f36f95e41fb35f47eb178f227ae2ed2c42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0863abcf3a15a5189cdd179f4d0ba3f36f95e41fb35f47eb178f227ae2ed2c42", kill_on_drop: false }`
[INFO] [stdout] 0863abcf3a15a5189cdd179f4d0ba3f36f95e41fb35f47eb178f227ae2ed2c42