[INFO] cloning repository https://github.com/tc21/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/tc21/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftc21%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftc21%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dff6eca26073943674a4bb25b51debac7b133524
[INFO] checking tc21/advent-of-code-2020 against try#3a4cb0edb4040379c037e06efeb5409e44be7b77 for pr-146377
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftc21%2Fadvent-of-code-2020" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tc21/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/tc21/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/tc21/advent-of-code-2020 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tc21/advent-of-code-2020 on toolchain 3a4cb0edb4040379c037e06efeb5409e44be7b77
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tc21/advent-of-code-2020 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" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d5346dc7bcb168a81d788368a7f17b9a5af4168c533b7c16c5e9f5ac529f109
[INFO] running `Command { std: "docker" "start" "-a" "6d5346dc7bcb168a81d788368a7f17b9a5af4168c533b7c16c5e9f5ac529f109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5346dc7bcb168a81d788368a7f17b9a5af4168c533b7c16c5e9f5ac529f109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5346dc7bcb168a81d788368a7f17b9a5af4168c533b7c16c5e9f5ac529f109", kill_on_drop: false }`
[INFO] [stdout] 6d5346dc7bcb168a81d788368a7f17b9a5af4168c533b7c16c5e9f5ac529f109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4cb0edb4040379c037e06efeb5409e44be7b77" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d5748f19297384f44f27df8b45cbdabf31210077f10a0d394913c3b154889ac
[INFO] running `Command { std: "docker" "start" "-a" "7d5748f19297384f44f27df8b45cbdabf31210077f10a0d394913c3b154889ac", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking advent-of-code-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/bin/7-handy-haversacks/main.rs:56:75
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn explore_destinations<'a, F, T>(source: &'a str, get_targets: F) -> Vec<&str>
[INFO] [stdout]    |                                            -- the lifetime is named here  ^^^^ the same lifetime is elided 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] 56 | fn explore_destinations<'a, F, T>(source: &'a str, get_targets: F) -> Vec<&'a str>
[INFO] [stdout]    |                                                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/bin/7-handy-haversacks/main.rs:56:75
[INFO] [stdout]    |
[INFO] [stdout] 56 | fn explore_destinations<'a, F, T>(source: &'a str, get_targets: F) -> Vec<&str>
[INFO] [stdout]    |                                            -- the lifetime is named here  ^^^^ the same lifetime is elided 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] 56 | fn explore_destinations<'a, F, T>(source: &'a str, get_targets: F) -> Vec<&'a str>
[INFO] [stdout]    |                                                                            ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "7d5748f19297384f44f27df8b45cbdabf31210077f10a0d394913c3b154889ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5748f19297384f44f27df8b45cbdabf31210077f10a0d394913c3b154889ac", kill_on_drop: false }`
[INFO] [stdout] 7d5748f19297384f44f27df8b45cbdabf31210077f10a0d394913c3b154889ac
