[INFO] cloning repository https://github.com/smashedtoatoms/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smashedtoatoms/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmashedtoatoms%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmashedtoatoms%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bec7fb012e317b905ae35b68562c4095fbda4c8
[INFO] checking smashedtoatoms/aoc2020 against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmashedtoatoms%2Faoc2020" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smashedtoatoms/aoc2020
[INFO] finished tweaking git repo https://github.com/smashedtoatoms/aoc2020
[INFO] tweaked toml for git repo https://github.com/smashedtoatoms/aoc2020 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smashedtoatoms/aoc2020 on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smashedtoatoms/aoc2020 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking smashedtoatoms/aoc2020 against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmashedtoatoms%2Faoc2020" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smashedtoatoms/aoc2020
[INFO] finished tweaking git repo https://github.com/smashedtoatoms/aoc2020
[INFO] tweaked toml for git repo https://github.com/smashedtoatoms/aoc2020 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smashedtoatoms/aoc2020 on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smashedtoatoms/aoc2020 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc16ed267f720ab416f3012215fc118a773490ed22776c6f2a0b771461dfb2dc
[INFO] running `Command { std: "docker" "start" "-a" "dc16ed267f720ab416f3012215fc118a773490ed22776c6f2a0b771461dfb2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc16ed267f720ab416f3012215fc118a773490ed22776c6f2a0b771461dfb2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc16ed267f720ab416f3012215fc118a773490ed22776c6f2a0b771461dfb2dc", kill_on_drop: false }`
[INFO] [stdout] dc16ed267f720ab416f3012215fc118a773490ed22776c6f2a0b771461dfb2dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50db9c335a63bf7907faa159efa3fd00399a647c63cd38fc44c5b801ffaec28
[INFO] running `Command { std: "docker" "start" "-a" "c50db9c335a63bf7907faa159efa3fd00399a647c63cd38fc44c5b801ffaec28", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]     Checking input_file v0.1.0 (/opt/rustwide/workdir/lib/input-file)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> lib/input-file/src/lib.rs:21:78
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn strings<'a>(&'a self, delimiter: &'a str) -> impl Iterator<Item = &str> + 'a {
[INFO] [stdout]    |                         --                   --                              ^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                         |                    |                               |
[INFO] [stdout]    |                         |                    the lifetime is named here      the same lifetime is elided here
[INFO] [stdout]    |                         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn strings<'a>(&'a self, delimiter: &'a str) -> impl Iterator<Item = &'a str> + 'a {
[INFO] [stdout]    |                                                                               ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking day-6 v0.1.0 (/opt/rustwide/workdir/src/day-6)
[INFO] [stderr]     Checking day-3 v0.1.0 (/opt/rustwide/workdir/src/day-3)
[INFO] [stderr]     Checking day-1 v0.1.0 (/opt/rustwide/workdir/src/day-1)
[INFO] [stderr]     Checking day-2 v0.1.0 (/opt/rustwide/workdir/src/day-2)
[INFO] [stderr]     Checking day-8 v0.1.0 (/opt/rustwide/workdir/src/day-8)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> lib/input-file/src/lib.rs:21:78
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn strings<'a>(&'a self, delimiter: &'a str) -> impl Iterator<Item = &str> + 'a {
[INFO] [stdout]    |                         --                   --                              ^^^^    -- the same lifetime is named here
[INFO] [stdout]    |                         |                    |                               |
[INFO] [stdout]    |                         |                    the lifetime is named here      the same lifetime is elided here
[INFO] [stdout]    |                         the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn strings<'a>(&'a self, delimiter: &'a str) -> impl Iterator<Item = &'a str> + 'a {
[INFO] [stdout]    |                                                                               ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "c50db9c335a63bf7907faa159efa3fd00399a647c63cd38fc44c5b801ffaec28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50db9c335a63bf7907faa159efa3fd00399a647c63cd38fc44c5b801ffaec28", kill_on_drop: false }`
[INFO] [stdout] c50db9c335a63bf7907faa159efa3fd00399a647c63cd38fc44c5b801ffaec28