[INFO] fetching crate cobble-core 1.2.0...
[INFO] checking cobble-core-1.2.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate cobble-core 1.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cobble-core 1.2.0 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 cobble-core 1.2.0
[INFO] finished tweaking crates.io crate cobble-core 1.2.0
[INFO] tweaked toml for crates.io crate cobble-core 1.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cobble-core 1.2.0 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 cxxbridge-flags v1.0.83
[INFO] [stderr]   Downloaded cxx-build v1.0.83
[INFO] [stderr]   Downloaded async_io_utilities v0.1.4
[INFO] [stderr]   Downloaded darling_macro v0.14.2
[INFO] [stderr]   Downloaded derive_builder_macro v0.11.2
[INFO] [stderr]   Downloaded fork v0.1.20
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.8
[INFO] [stderr]   Downloaded hyper-rustls v0.23.1
[INFO] [stderr]   Downloaded ipnet v2.5.1
[INFO] [stderr]   Downloaded serde_derive v1.0.148
[INFO] [stderr]   Downloaded fastnbt v2.3.2
[INFO] [stderr]   Downloaded webpki-roots v0.22.5
[INFO] [stderr]   Downloaded serde_json v1.0.89
[INFO] [stderr]   Downloaded reqwest v0.11.13
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded tokio v1.22.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.4+zstd.1.5.2
[INFO] [stderr]   Downloaded h2 v0.3.15
[INFO] [stderr]   Downloaded hyper v0.14.23
[INFO] [stderr]   Downloaded cxx v1.0.83
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded ipc-channel v0.16.0
[INFO] [stderr]   Downloaded serde v1.0.148
[INFO] [stderr]   Downloaded async_zip v0.0.9
[INFO] [stderr]   Downloaded darling_core v0.14.2
[INFO] [stderr]   Downloaded uuid v1.2.2
[INFO] [stderr]   Downloaded oauth2 v4.3.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.5
[INFO] [stderr]   Downloaded tokio-stream v0.1.11
[INFO] [stderr]   Downloaded async-trait v0.1.59
[INFO] [stderr]   Downloaded derive_builder_core v0.11.2
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.33
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded scratch v1.0.2
[INFO] [stderr]   Downloaded darling v0.14.2
[INFO] [stderr]   Downloaded derive_builder v0.11.2
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.83
[INFO] [stderr]   Downloaded link-cplusplus v1.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 688b8add43ae9bf1a2fb538799b917c223dc547096d8452b04f54ae698553395
[INFO] running `Command { std: "docker" "start" "-a" "688b8add43ae9bf1a2fb538799b917c223dc547096d8452b04f54ae698553395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "688b8add43ae9bf1a2fb538799b917c223dc547096d8452b04f54ae698553395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "688b8add43ae9bf1a2fb538799b917c223dc547096d8452b04f54ae698553395", kill_on_drop: false }`
[INFO] [stdout] 688b8add43ae9bf1a2fb538799b917c223dc547096d8452b04f54ae698553395
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c3f7e486f100a3d5502babd3af5e401282073531511313033d0def032cf28abe
[INFO] running `Command { std: "docker" "start" "-a" "c3f7e486f100a3d5502babd3af5e401282073531511313033d0def032cf28abe", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[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 v1.0.105
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling version_check v0.9.4
[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] [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" "c3f7e486f100a3d5502babd3af5e401282073531511313033d0def032cf28abe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f7e486f100a3d5502babd3af5e401282073531511313033d0def032cf28abe", kill_on_drop: false }`
[INFO] [stdout] c3f7e486f100a3d5502babd3af5e401282073531511313033d0def032cf28abe
[INFO] checking cobble-core-1.2.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate cobble-core 1.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cobble-core 1.2.0 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 cobble-core 1.2.0
[INFO] finished tweaking crates.io crate cobble-core 1.2.0
[INFO] tweaked toml for crates.io crate cobble-core 1.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cobble-core 1.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 811a6f6f61e552b8f3f72fe486f06f76057c5c03d48126b9906c1a11d723627d
[INFO] running `Command { std: "docker" "start" "-a" "811a6f6f61e552b8f3f72fe486f06f76057c5c03d48126b9906c1a11d723627d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "811a6f6f61e552b8f3f72fe486f06f76057c5c03d48126b9906c1a11d723627d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "811a6f6f61e552b8f3f72fe486f06f76057c5c03d48126b9906c1a11d723627d", kill_on_drop: false }`
[INFO] [stdout] 811a6f6f61e552b8f3f72fe486f06f76057c5c03d48126b9906c1a11d723627d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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 -Dunexpected_cfgs" "-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" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 648bd828ea2a05a9db848bd897891d115ce144dad28427a6154af092c3f1495f
[INFO] running `Command { std: "docker" "start" "-a" "648bd828ea2a05a9db848bd897891d115ce144dad28427a6154af092c3f1495f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling version_check v0.9.4
[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 parking_lot_core v0.9.5
[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" "648bd828ea2a05a9db848bd897891d115ce144dad28427a6154af092c3f1495f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648bd828ea2a05a9db848bd897891d115ce144dad28427a6154af092c3f1495f", kill_on_drop: false }`
[INFO] [stdout] 648bd828ea2a05a9db848bd897891d115ce144dad28427a6154af092c3f1495f
