[INFO] cloning repository https://github.com/jtdowney/advent-2019
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtdowney/advent-2019" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtdowney%2Fadvent-2019", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtdowney%2Fadvent-2019'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdf875286024ba2572a829c2efc09280105b93b6
[INFO] checking jtdowney/advent-2019 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtdowney%2Fadvent-2019" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtdowney/advent-2019 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtdowney/advent-2019
[INFO] finished tweaking git repo https://github.com/jtdowney/advent-2019
[INFO] tweaked toml for git repo https://github.com/jtdowney/advent-2019 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jtdowney/advent-2019 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89122ccbb8e2e2f42eb287e3ab96682813b7f3038d88f9d298a98cc17408cdb7
[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" "89122ccbb8e2e2f42eb287e3ab96682813b7f3038d88f9d298a98cc17408cdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89122ccbb8e2e2f42eb287e3ab96682813b7f3038d88f9d298a98cc17408cdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89122ccbb8e2e2f42eb287e3ab96682813b7f3038d88f9d298a98cc17408cdb7", kill_on_drop: false }`
[INFO] [stdout] 89122ccbb8e2e2f42eb287e3ab96682813b7f3038d88f9d298a98cc17408cdb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 231734053ca6edbc40e25264b0e12ce4df1d38560e38436db9ea7c0bb46567b7
[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" "231734053ca6edbc40e25264b0e12ce4df1d38560e38436db9ea7c0bb46567b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]     Checking day8 v0.1.0 (/opt/rustwide/workdir/day8)
[INFO] [stderr]     Checking day9 v0.1.0 (/opt/rustwide/workdir/day9)
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]     Checking day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]     Checking day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]     Checking day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "231734053ca6edbc40e25264b0e12ce4df1d38560e38436db9ea7c0bb46567b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231734053ca6edbc40e25264b0e12ce4df1d38560e38436db9ea7c0bb46567b7", kill_on_drop: false }`
[INFO] [stdout] 231734053ca6edbc40e25264b0e12ce4df1d38560e38436db9ea7c0bb46567b7