[INFO] cloning repository https://github.com/duncandean/adventofcode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/duncandean/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Fadventofcode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Fadventofcode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e5a542609de0d0d9b6bfba214c8514d4f0c700d
[INFO] checking duncandean/adventofcode2020 against try#4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7 for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduncandean%2Fadventofcode2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/duncandean/adventofcode2020
[INFO] finished tweaking git repo https://github.com/duncandean/adventofcode2020
[INFO] tweaked toml for git repo https://github.com/duncandean/adventofcode2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/duncandean/adventofcode2020 on toolchain 4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/duncandean/adventofcode2020 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" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd
[INFO] running `Command { std: "docker" "start" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd" "/opt/rustwide/cargo-home/bin/cargo" "+4d8aa70caf2d2f6ef5a31eab47961bf7d0acacb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking day-8 v0.1.0 (/opt/rustwide/workdir/day-8)
[INFO] [stderr]     Checking day-10 v0.1.0 (/opt/rustwide/workdir/day-10)
[INFO] [stderr]     Checking day-6 v0.1.0 (/opt/rustwide/workdir/day-6)
[INFO] [stderr]     Checking day-4 v0.1.0 (/opt/rustwide/workdir/day-4)
[INFO] [stderr]     Checking day-3 v0.1.0 (/opt/rustwide/workdir/day-3)
[INFO] [stderr]     Checking day-9 v0.1.0 (/opt/rustwide/workdir/day-9)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day-8/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     NOP(i32),
[INFO] [stdout]    |     --- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     NOP(i32),
[INFO] [stdout] 12 +     NOP(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]   --> day-10/src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let numbers: Vec<u64> = read_lines(filepath)?
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-2 v0.1.0 (/opt/rustwide/workdir/day-2)
[INFO] [stdout] error: `#[inline]` attribute cannot be used on macro calls
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/itertools-0.9.0/src/rciter_impl.rs:54:5
[INFO] [stdout]    |
[INFO] [stdout] 54 |     #[inline]
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: `#[inline]` can only be applied to functions
[INFO] [stdout]    = note: placing this attribute on a macro invocation does nothing even if the macro expands to what would be a valid target for the attribute
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-5 v0.1.0 (/opt/rustwide/workdir/day-5)
[INFO] [stdout] warning: unused variable: `numbers`
[INFO] [stdout]   --> day-10/src/main.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let numbers: Vec<u64> = read_lines(filepath)?
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_numbers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> day-8/src/main.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |     NOP(i32),
[INFO] [stdout]    |     --- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OpCode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 12 -     NOP(i32),
[INFO] [stdout] 12 +     NOP(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr] error: could not compile `itertools` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd", kill_on_drop: false }`
[INFO] [stdout] 2f675cfe4bf31de0d4d2012451e19af6fe8e8129b2c0c0427d7ae74e38c498fd
