[INFO] cloning repository https://github.com/Michael-F-Bryan/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michael-F-Bryan/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 630ccc4425c4a147573ed4997dd850c92c850963
[INFO] checking Michael-F-Bryan/advent-of-code-2020 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fadvent-of-code-2020" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Michael-F-Bryan/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/Michael-F-Bryan/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/Michael-F-Bryan/advent-of-code-2020 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Michael-F-Bryan/advent-of-code-2020 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Michael-F-Bryan/advent-of-code-2020 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10e645c9072df03834581508dcd1e06af6be0fa64639d013da652b0a94d99e5a
[INFO] running `Command { std: "docker" "start" "-a" "10e645c9072df03834581508dcd1e06af6be0fa64639d013da652b0a94d99e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10e645c9072df03834581508dcd1e06af6be0fa64639d013da652b0a94d99e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e645c9072df03834581508dcd1e06af6be0fa64639d013da652b0a94d99e5a", kill_on_drop: false }`
[INFO] [stdout] 10e645c9072df03834581508dcd1e06af6be0fa64639d013da652b0a94d99e5a
[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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e8def8f8e0e85fe0da89e3bdf2e4f291ed28a2d20dd56cd0385b69a34cc6ea3
[INFO] running `Command { std: "docker" "start" "-a" "3e8def8f8e0e85fe0da89e3bdf2e4f291ed28a2d20dd56cd0385b69a34cc6ea3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]    Compiling inventory v0.1.9
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc-macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling inventory-impl v0.1.9
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.16
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking aoc-core v0.1.0 (/opt/rustwide/workdir/core)
[INFO] [stdout] error: this type will no longer be must used: Result<GroupedLines<'_>, Infallible>
[INFO] [stdout]   --> core/src/inputs.rs:60:66
[INFO] [stdout]    |
[INFO] [stdout] 60 |       fn try_from(value: &'input str) -> Result<Self, Self::Error> {
[INFO] [stdout]    |  __________________________________________________________________^
[INFO] [stdout] 61 | |         Ok(GroupedLines(value.lines()))
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<GroupedLines<'_>, Infallible>
[INFO] [stdout]   --> core/src/inputs.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         Ok(GroupedLines(value.lines()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-core` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<GroupedLines<'_>, Infallible>
[INFO] [stdout]   --> core/src/inputs.rs:60:66
[INFO] [stdout]    |
[INFO] [stdout] 60 |       fn try_from(value: &'input str) -> Result<Self, Self::Error> {
[INFO] [stdout]    |  __________________________________________________________________^
[INFO] [stdout] 61 | |         Ok(GroupedLines(value.lines()))
[INFO] [stdout] 62 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<GroupedLines<'_>, Infallible>
[INFO] [stdout]   --> core/src/inputs.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         Ok(GroupedLines(value.lines()))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-core` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3e8def8f8e0e85fe0da89e3bdf2e4f291ed28a2d20dd56cd0385b69a34cc6ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e8def8f8e0e85fe0da89e3bdf2e4f291ed28a2d20dd56cd0385b69a34cc6ea3", kill_on_drop: false }`
[INFO] [stdout] 3e8def8f8e0e85fe0da89e3bdf2e4f291ed28a2d20dd56cd0385b69a34cc6ea3
