[INFO] fetching crate puff-rs 0.1.8...
[INFO] checking puff-rs-0.1.8 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate puff-rs 0.1.8 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate puff-rs 0.1.8 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 puff-rs 0.1.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate puff-rs 0.1.8
[INFO] tweaked toml for crates.io crate puff-rs 0.1.8 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate puff-rs 0.1.8 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 indoc v1.0.7
[INFO] [stderr]   Downloaded graphql-parser v0.4.0
[INFO] [stderr]   Downloaded bb8-redis v0.11.0
[INFO] [stderr]   Downloaded pyo3-build-config v0.17.3
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.80
[INFO] [stderr]   Downloaded unindent v0.1.10
[INFO] [stderr]   Downloaded pythonize v0.17.0
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[INFO] [stderr]   Downloaded pyo3-macros-backend v0.17.3
[INFO] [stderr]   Downloaded juniper_codegen_puff v0.16.0-dev
[INFO] [stderr]   Downloaded pyo3 v0.17.3
[INFO] [stderr]   Downloaded cxx v1.0.80
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] [stderr]   Downloaded juniper_puff v0.16.0-dev
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[INFO] [stderr]   Downloaded cc v1.0.74
[INFO] [stderr]   Downloaded cxx-build v1.0.80
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[INFO] [stderr]   Downloaded axum v0.6.0-rc.2
[INFO] [stderr]   Downloaded juniper_subscriptions_puff v0.17.0-dev
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 096cc786b1e3692fbc8b5a3c8d0171d724128695db1b02cebd4a2b8093affafc
[INFO] running `Command { std: "docker" "start" "-a" "096cc786b1e3692fbc8b5a3c8d0171d724128695db1b02cebd4a2b8093affafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "096cc786b1e3692fbc8b5a3c8d0171d724128695db1b02cebd4a2b8093affafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "096cc786b1e3692fbc8b5a3c8d0171d724128695db1b02cebd4a2b8093affafc", kill_on_drop: false }`
[INFO] [stdout] 096cc786b1e3692fbc8b5a3c8d0171d724128695db1b02cebd4a2b8093affafc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 22043dc50a7e8341cca523e981bb97b564a655b991f73eee491ccc3360136d7e
[INFO] running `Command { std: "docker" "start" "-a" "22043dc50a7e8341cca523e981bb97b564a655b991f73eee491ccc3360136d7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[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]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling tokio v1.21.2
[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" "22043dc50a7e8341cca523e981bb97b564a655b991f73eee491ccc3360136d7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22043dc50a7e8341cca523e981bb97b564a655b991f73eee491ccc3360136d7e", kill_on_drop: false }`
[INFO] [stdout] 22043dc50a7e8341cca523e981bb97b564a655b991f73eee491ccc3360136d7e
