[INFO] cloning repository https://github.com/simbre1/advent_of_code_2018_rust_10
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simbre1/advent_of_code_2018_rust_10" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimbre1%2Fadvent_of_code_2018_rust_10", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimbre1%2Fadvent_of_code_2018_rust_10'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d84bec40e55a62864f31c479f8e479ef73c3b742
[INFO] checking simbre1/advent_of_code_2018_rust_10 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimbre1%2Fadvent_of_code_2018_rust_10" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simbre1/advent_of_code_2018_rust_10 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simbre1/advent_of_code_2018_rust_10
[INFO] finished tweaking git repo https://github.com/simbre1/advent_of_code_2018_rust_10
[INFO] tweaked toml for git repo https://github.com/simbre1/advent_of_code_2018_rust_10 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/simbre1/advent_of_code_2018_rust_10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19172ced4b5cf7ea21b259a87c70b4445634fd968a656388a537c79a5da12655
[INFO] running `Command { std: "docker" "start" "-a" "19172ced4b5cf7ea21b259a87c70b4445634fd968a656388a537c79a5da12655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19172ced4b5cf7ea21b259a87c70b4445634fd968a656388a537c79a5da12655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19172ced4b5cf7ea21b259a87c70b4445634fd968a656388a537c79a5da12655", kill_on_drop: false }`
[INFO] [stdout] 19172ced4b5cf7ea21b259a87c70b4445634fd968a656388a537c79a5da12655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82362c471d4b356c6911ef22c771ca534641f4c915c778c45339b6152351ee8d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "82362c471d4b356c6911ef22c771ca534641f4c915c778c45339b6152351ee8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking rust-10 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.17s
[INFO] running `Command { std: "docker" "inspect" "82362c471d4b356c6911ef22c771ca534641f4c915c778c45339b6152351ee8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82362c471d4b356c6911ef22c771ca534641f4c915c778c45339b6152351ee8d", kill_on_drop: false }`
[INFO] [stdout] 82362c471d4b356c6911ef22c771ca534641f4c915c778c45339b6152351ee8d