[INFO] cloning repository https://github.com/rozhkovdmitrii/elves-challenge
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rozhkovdmitrii/elves-challenge" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frozhkovdmitrii%2Felves-challenge", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frozhkovdmitrii%2Felves-challenge'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bb3049c20dcfff8b23121ddbe58a55fc990f538
[INFO] checking rozhkovdmitrii/elves-challenge against try#1383df06117fd218068d1f39fd5326256dd4a348 for pr-145181
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frozhkovdmitrii%2Felves-challenge" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rozhkovdmitrii/elves-challenge
[INFO] finished tweaking git repo https://github.com/rozhkovdmitrii/elves-challenge
[INFO] tweaked toml for git repo https://github.com/rozhkovdmitrii/elves-challenge written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rozhkovdmitrii/elves-challenge on toolchain 1383df06117fd218068d1f39fd5326256dd4a348
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rozhkovdmitrii/elves-challenge 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" "+1383df06117fd218068d1f39fd5326256dd4a348" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6de33a4cdfc128c48e00f8eeccf6b4b31967368d0a8a5e260e7b820b45517a4
[INFO] running `Command { std: "docker" "start" "-a" "e6de33a4cdfc128c48e00f8eeccf6b4b31967368d0a8a5e260e7b820b45517a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6de33a4cdfc128c48e00f8eeccf6b4b31967368d0a8a5e260e7b820b45517a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6de33a4cdfc128c48e00f8eeccf6b4b31967368d0a8a5e260e7b820b45517a4", kill_on_drop: false }`
[INFO] [stdout] e6de33a4cdfc128c48e00f8eeccf6b4b31967368d0a8a5e260e7b820b45517a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+1383df06117fd218068d1f39fd5326256dd4a348" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74c2dbd6152662d1487e5b3c6b365b66d3ea36a013297c14beeee00173d6a6c7
[INFO] running `Command { std: "docker" "start" "-a" "74c2dbd6152662d1487e5b3c6b365b66d3ea36a013297c14beeee00173d6a6c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.43
[INFO] [stderr]     Checking gen-parser-macros v0.1.0 (/opt/rustwide/workdir/day1_calibration/gen_parser_macros)
[INFO] [stderr]     Checking elves-challenge v0.1.0 (/opt/rustwide/workdir/day1_calibration)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> day1_calibration/src/calibration_doc.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(input: &str) -> CalibrationDoc {
[INFO] [stdout]    |                       ^^^^     -------------- the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the 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: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(input: &str) -> CalibrationDoc<'_> {
[INFO] [stdout]    |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "74c2dbd6152662d1487e5b3c6b365b66d3ea36a013297c14beeee00173d6a6c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74c2dbd6152662d1487e5b3c6b365b66d3ea36a013297c14beeee00173d6a6c7", kill_on_drop: false }`
[INFO] [stdout] 74c2dbd6152662d1487e5b3c6b365b66d3ea36a013297c14beeee00173d6a6c7