[INFO] fetching crate classics-ranking-bot 1.0.0...
[INFO] checking classics-ranking-bot-1.0.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate classics-ranking-bot 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate classics-ranking-bot 1.0.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate classics-ranking-bot 1.0.0
[INFO] finished tweaking crates.io crate classics-ranking-bot 1.0.0
[INFO] tweaked toml for crates.io crate classics-ranking-bot 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate classics-ranking-bot 1.0.0 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.85
[INFO] [stderr]   Downloaded enum-ordinalize v3.1.12
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.35
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.85
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.85
[INFO] [stderr]   Downloaded educe v0.4.22
[INFO] [stderr]   Downloaded reqwest v0.11.17
[INFO] [stderr]   Downloaded web-sys v0.3.62
[INFO] [stderr]   Downloaded h2 v0.3.18
[INFO] [stderr]   Downloaded js-sys v0.3.62
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.85
[INFO] [stderr]   Downloaded uuid v1.3.2
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded safelog v0.3.0
[INFO] [stderr]   Downloaded fluid-let v1.0.0
[INFO] [stderr]   Downloaded roboat v0.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2e4def02b55ef994db43001045531b567c1486b17dd1cbeea878318a94cc4eb
[INFO] running `Command { std: "docker" "start" "-a" "c2e4def02b55ef994db43001045531b567c1486b17dd1cbeea878318a94cc4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2e4def02b55ef994db43001045531b567c1486b17dd1cbeea878318a94cc4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2e4def02b55ef994db43001045531b567c1486b17dd1cbeea878318a94cc4eb", kill_on_drop: false }`
[INFO] [stdout] c2e4def02b55ef994db43001045531b567c1486b17dd1cbeea878318a94cc4eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e18fd77f27bf85c8bc498f605748129f31b7579141859caec0d525733c9c5c01
[INFO] running `Command { std: "docker" "start" "-a" "e18fd77f27bf85c8bc498f605748129f31b7579141859caec0d525733c9c5c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustls v0.20.8
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking slab v0.4.8
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 unicode-normalization v0.1.22
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stdout] error: aborting due to 1 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" "e18fd77f27bf85c8bc498f605748129f31b7579141859caec0d525733c9c5c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e18fd77f27bf85c8bc498f605748129f31b7579141859caec0d525733c9c5c01", kill_on_drop: false }`
[INFO] [stdout] e18fd77f27bf85c8bc498f605748129f31b7579141859caec0d525733c9c5c01
