[INFO] cloning repository https://github.com/jamie-null/day02
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamie-null/day02" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamie-null%2Fday02", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamie-null%2Fday02'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 834206ca25299cdeac9d03462a98a4b96022dbf5
[INFO] checking jamie-null/day02 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamie-null%2Fday02" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jamie-null/day02 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jamie-null/day02
[INFO] finished tweaking git repo https://github.com/jamie-null/day02
[INFO] tweaked toml for git repo https://github.com/jamie-null/day02 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jamie-null/day02 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0525f29b0c079514984286e7f1bc99d33c2785db58ebe37c5139c3535024366
[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" "a0525f29b0c079514984286e7f1bc99d33c2785db58ebe37c5139c3535024366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0525f29b0c079514984286e7f1bc99d33c2785db58ebe37c5139c3535024366", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0525f29b0c079514984286e7f1bc99d33c2785db58ebe37c5139c3535024366", kill_on_drop: false }`
[INFO] [stdout] a0525f29b0c079514984286e7f1bc99d33c2785db58ebe37c5139c3535024366
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f29c6bee638993ebb6c589678f02fcc8835873e906d087a2ae2e12cdbf9f6d6
[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" "2f29c6bee638993ebb6c589678f02fcc8835873e906d087a2ae2e12cdbf9f6d6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking day02 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bytes::complete::tag`
[INFO] [stdout]  --> src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::{sequence::tuple,IResult,bytes::complete::tag};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::complete::tag`
[INFO] [stdout]  --> src/main.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nom::{sequence::tuple,IResult,bytes::complete::tag};
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.50s
[INFO] running `Command { std: "docker" "inspect" "2f29c6bee638993ebb6c589678f02fcc8835873e906d087a2ae2e12cdbf9f6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f29c6bee638993ebb6c589678f02fcc8835873e906d087a2ae2e12cdbf9f6d6", kill_on_drop: false }`
[INFO] [stdout] 2f29c6bee638993ebb6c589678f02fcc8835873e906d087a2ae2e12cdbf9f6d6