[INFO] cloning repository https://github.com/DarthStrom/2015-Rust-Advent-of-Code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DarthStrom/2015-Rust-Advent-of-Code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarthStrom%2F2015-Rust-Advent-of-Code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarthStrom%2F2015-Rust-Advent-of-Code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10955ca5e181e65244f5ffad36f7150c200fb0d7
[INFO] checking DarthStrom/2015-Rust-Advent-of-Code against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarthStrom%2F2015-Rust-Advent-of-Code" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DarthStrom/2015-Rust-Advent-of-Code on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DarthStrom/2015-Rust-Advent-of-Code
[INFO] finished tweaking git repo https://github.com/DarthStrom/2015-Rust-Advent-of-Code
[INFO] tweaked toml for git repo https://github.com/DarthStrom/2015-Rust-Advent-of-Code written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/DarthStrom/2015-Rust-Advent-of-Code already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b45f738b81ad9dbc8efeba4e96f8f04f58ad1af172e0f89199cbe57819f24359
[INFO] running `Command { std: "docker" "start" "-a" "b45f738b81ad9dbc8efeba4e96f8f04f58ad1af172e0f89199cbe57819f24359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b45f738b81ad9dbc8efeba4e96f8f04f58ad1af172e0f89199cbe57819f24359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b45f738b81ad9dbc8efeba4e96f8f04f58ad1af172e0f89199cbe57819f24359", kill_on_drop: false }`
[INFO] [stdout] b45f738b81ad9dbc8efeba4e96f8f04f58ad1af172e0f89199cbe57819f24359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e3dd17f32de6d03f4f316f5a44f863b9427def4da27ea5cd940f280d22b07ef
[INFO] running `Command { std: "docker" "start" "-a" "7e3dd17f32de6d03f4f316f5a44f863b9427def4da27ea5cd940f280d22b07ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking regex-syntax v0.6.13
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking permutohedron v0.2.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking y2015 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "7e3dd17f32de6d03f4f316f5a44f863b9427def4da27ea5cd940f280d22b07ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3dd17f32de6d03f4f316f5a44f863b9427def4da27ea5cd940f280d22b07ef", kill_on_drop: false }`
[INFO] [stdout] 7e3dd17f32de6d03f4f316f5a44f863b9427def4da27ea5cd940f280d22b07ef