[INFO] fetching crate aoc_codegen 0.1.0...
[INFO] checking aoc_codegen-0.1.0 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate aoc_codegen 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate aoc_codegen 0.1.0 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aoc_codegen 0.1.0
[INFO] finished tweaking crates.io crate aoc_codegen 0.1.0
[INFO] tweaked toml for crates.io crate aoc_codegen 0.1.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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] f72179a471407354fde86f77f67d9e5ddddffa68e7a4004e90a1e771ad52c1a1
[INFO] running `Command { std: "docker" "start" "-a" "f72179a471407354fde86f77f67d9e5ddddffa68e7a4004e90a1e771ad52c1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72179a471407354fde86f77f67d9e5ddddffa68e7a4004e90a1e771ad52c1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72179a471407354fde86f77f67d9e5ddddffa68e7a4004e90a1e771ad52c1a1", kill_on_drop: false }`
[INFO] [stdout] f72179a471407354fde86f77f67d9e5ddddffa68e7a4004e90a1e771ad52c1a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c2caa046565ab0d4d9e0ee73d7395bf02c2067ae4c4298810c5a5cd3a1a3b593
[INFO] running `Command { std: "docker" "start" "-a" "c2caa046565ab0d4d9e0ee73d7395bf02c2067ae4c4298810c5a5cd3a1a3b593", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking aoc_codegen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `FnArg`
[INFO] [stdout]  --> src/lib.rs:6:71
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse, parse::Parser, punctuated::Punctuated, Expr, ItemFn, FnArg};
[INFO] [stdout]   |                                                                       ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FnArg`
[INFO] [stdout]  --> src/lib.rs:6:71
[INFO] [stdout]   |
[INFO] [stdout] 6 | use syn::{parse, parse::Parser, punctuated::Punctuated, Expr, ItemFn, FnArg};
[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 6.54s
[INFO] running `Command { std: "docker" "inspect" "c2caa046565ab0d4d9e0ee73d7395bf02c2067ae4c4298810c5a5cd3a1a3b593", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2caa046565ab0d4d9e0ee73d7395bf02c2067ae4c4298810c5a5cd3a1a3b593", kill_on_drop: false }`
[INFO] [stdout] c2caa046565ab0d4d9e0ee73d7395bf02c2067ae4c4298810c5a5cd3a1a3b593