[INFO] cloning repository https://github.com/AestheticSkye/quiz_bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AestheticSkye/quiz_bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAestheticSkye%2Fquiz_bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAestheticSkye%2Fquiz_bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7aaaac0dbdac5a85c36f7ef095b6a4c3e7e2971
[INFO] checking AestheticSkye/quiz_bot against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAestheticSkye%2Fquiz_bot" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AestheticSkye/quiz_bot
[INFO] finished tweaking git repo https://github.com/AestheticSkye/quiz_bot
[INFO] tweaked toml for git repo https://github.com/AestheticSkye/quiz_bot written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AestheticSkye/quiz_bot on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AestheticSkye/quiz_bot 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7d77d91d666aae736c5e50cc52a9e8b1a589164193cb50e191df8f2ee258b0b
[INFO] running `Command { std: "docker" "start" "-a" "f7d77d91d666aae736c5e50cc52a9e8b1a589164193cb50e191df8f2ee258b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7d77d91d666aae736c5e50cc52a9e8b1a589164193cb50e191df8f2ee258b0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d77d91d666aae736c5e50cc52a9e8b1a589164193cb50e191df8f2ee258b0b", kill_on_drop: false }`
[INFO] [stdout] f7d77d91d666aae736c5e50cc52a9e8b1a589164193cb50e191df8f2ee258b0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27378028d73a6ee58e95fd7c8e0291fd385c15996499481eca8c1ee5b9bc7d08
[INFO] running `Command { std: "docker" "start" "-a" "27378028d73a6ee58e95fd7c8e0291fd385c15996499481eca8c1ee5b9bc7d08", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]     Checking once_cell v1.17.2
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]     Checking value-bag v1.4.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling time-core v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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]    Compiling ahash v0.8.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling time-macros v0.2.9
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling rust_decimal v1.29.1
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking event-listener v2.5.3
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "27378028d73a6ee58e95fd7c8e0291fd385c15996499481eca8c1ee5b9bc7d08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27378028d73a6ee58e95fd7c8e0291fd385c15996499481eca8c1ee5b9bc7d08", kill_on_drop: false }`
[INFO] [stdout] 27378028d73a6ee58e95fd7c8e0291fd385c15996499481eca8c1ee5b9bc7d08
