[INFO] cloning repository https://github.com/amonraRivers/aoc_crawler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amonraRivers/aoc_crawler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FamonraRivers%2Faoc_crawler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FamonraRivers%2Faoc_crawler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4275d7e5c92d18ccfd9664d80f9aa0adaab27e71
[INFO] checking amonraRivers/aoc_crawler against try#377afada703be70d3fdff9164a481570a3cba7fe for pr-113240
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FamonraRivers%2Faoc_crawler" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/amonraRivers/aoc_crawler on toolchain 377afada703be70d3fdff9164a481570a3cba7fe
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/amonraRivers/aoc_crawler
[INFO] finished tweaking git repo https://github.com/amonraRivers/aoc_crawler
[INFO] tweaked toml for git repo https://github.com/amonraRivers/aoc_crawler written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/amonraRivers/aoc_crawler 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" "+377afada703be70d3fdff9164a481570a3cba7fe" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 910c3f3b5e2c09fc027edaf3876ee70bff08af7ba6f6873148ecef79fa28a023
[INFO] running `Command { std: "docker" "start" "-a" "910c3f3b5e2c09fc027edaf3876ee70bff08af7ba6f6873148ecef79fa28a023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "910c3f3b5e2c09fc027edaf3876ee70bff08af7ba6f6873148ecef79fa28a023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "910c3f3b5e2c09fc027edaf3876ee70bff08af7ba6f6873148ecef79fa28a023", kill_on_drop: false }`
[INFO] [stdout] 910c3f3b5e2c09fc027edaf3876ee70bff08af7ba6f6873148ecef79fa28a023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+377afada703be70d3fdff9164a481570a3cba7fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f1c8c335b8ce069b11f0daac67ed7ff3a19b1d8374dd0db5629c7052671f96e
[INFO] running `Command { std: "docker" "start" "-a" "7f1c8c335b8ce069b11f0daac67ed7ff3a19b1d8374dd0db5629c7052671f96e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling tokio v1.22.0
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling openssl v0.10.43
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking num_cpus v1.14.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling cookie v0.16.1
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking publicsuffix v2.2.3
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7f1c8c335b8ce069b11f0daac67ed7ff3a19b1d8374dd0db5629c7052671f96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1c8c335b8ce069b11f0daac67ed7ff3a19b1d8374dd0db5629c7052671f96e", kill_on_drop: false }`
[INFO] [stdout] 7f1c8c335b8ce069b11f0daac67ed7ff3a19b1d8374dd0db5629c7052671f96e