[INFO] cloning repository https://github.com/reductist/aoc_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reductist/aoc_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freductist%2Faoc_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freductist%2Faoc_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 10cc4c279a637271d0e3340e0c39722de1f76986
[INFO] checking reductist/aoc_2021 against try#47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268 for pr-149058
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freductist%2Faoc_2021" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/reductist/aoc_2021
[INFO] finished tweaking git repo https://github.com/reductist/aoc_2021
[INFO] tweaked toml for git repo https://github.com/reductist/aoc_2021 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reductist/aoc_2021 on toolchain 47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/reductist/aoc_2021 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" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabled_derive v0.1.8
[INFO] [stderr]   Downloaded papergrid v0.1.23
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded tabled v0.3.0
[INFO] [stderr]   Downloaded ryu v1.0.6
[INFO] [stderr]   Downloaded bitvec v0.19.6
[INFO] [stderr]   Downloaded libc v0.2.109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 870a987d5010a96acca58b7454d1e4d7e7d19484a83b9405fd74ae55f555c53b
[INFO] running `Command { std: "docker" "start" "-a" "870a987d5010a96acca58b7454d1e4d7e7d19484a83b9405fd74ae55f555c53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "870a987d5010a96acca58b7454d1e4d7e7d19484a83b9405fd74ae55f555c53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "870a987d5010a96acca58b7454d1e4d7e7d19484a83b9405fd74ae55f555c53b", kill_on_drop: false }`
[INFO] [stdout] 870a987d5010a96acca58b7454d1e4d7e7d19484a83b9405fd74ae55f555c53b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+47eaa3b85fbe5fa2b3b731b5fecdc5954cbfc268" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a32571b9088b4f81e5845a4ed3eedee4758d8254d295be82d00827523c26427
[INFO] running `Command { std: "docker" "start" "-a" "9a32571b9088b4f81e5845a4ed3eedee4758d8254d295be82d00827523c26427", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking papergrid v0.1.23
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking atoi v0.4.0
[INFO] [stderr]    Compiling tabled_derive v0.1.8
[INFO] [stderr]     Checking tabled v0.3.0
[INFO] [stderr]     Checking aoc-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_windows, drain_filter)]
[INFO] [stdout]   |                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `drain_filter`
[INFO] [stdout]  --> src/main.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_windows, drain_filter)]
[INFO] [stdout]   |                           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<(BTreeMap<u8, usize>, u32)>` in the current scope
[INFO] [stdout]   --> src/day4.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 36 | /             bds
[INFO] [stdout] 37 | |                 .drain_filter(|(bd, mp)| {
[INFO] [stdout]    | |                 -^^^^^^^^^^^^ method not found in `Vec<(BTreeMap<u8, usize>, u32)>`
[INFO] [stdout]    | |_________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `(_, _)`
[INFO] [stdout]   --> src/day4.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 .drain_filter(|(bd, mp)| {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 38 |                     bd.get(&n)
[INFO] [stdout]    |                     -- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 .drain_filter(|(bd, mp): (_, _)| {
[INFO] [stdout]    |                                        ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `drain_filter` found for struct `Vec<(BTreeMap<u8, usize>, u32)>` in the current scope
[INFO] [stdout]   --> src/day4.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 36 | /             bds
[INFO] [stdout] 37 | |                 .drain_filter(|(bd, mp)| {
[INFO] [stdout]    | |                 -^^^^^^^^^^^^ method not found in `Vec<(BTreeMap<u8, usize>, u32)>`
[INFO] [stdout]    | |_________________|
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `(_, _)`
[INFO] [stdout]   --> src/day4.rs:37:32
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 .drain_filter(|(bd, mp)| {
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout] 38 |                     bd.get(&n)
[INFO] [stdout]    |                     -- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type, where the placeholders `_` are specified
[INFO] [stdout]    |
[INFO] [stdout] 37 |                 .drain_filter(|(bd, mp): (_, _)| {
[INFO] [stdout]    |                                        ++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0599, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-2021` (bin "aoc-2021" test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `aoc-2021` (bin "aoc-2021") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9a32571b9088b4f81e5845a4ed3eedee4758d8254d295be82d00827523c26427", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a32571b9088b4f81e5845a4ed3eedee4758d8254d295be82d00827523c26427", kill_on_drop: false }`
[INFO] [stdout] 9a32571b9088b4f81e5845a4ed3eedee4758d8254d295be82d00827523c26427
