[INFO] fetching crate feature-probe-server 2.0.1...
[INFO] checking feature-probe-server-2.0.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate feature-probe-server 2.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate feature-probe-server 2.0.1
[INFO] finished tweaking crates.io crate feature-probe-server 2.0.1
[INFO] tweaked toml for crates.io crate feature-probe-server 2.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate feature-probe-server 2.0.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate feature-probe-server 2.0.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-iterator-derive v1.1.0
[INFO] [stderr]   Downloaded vergen v7.4.2
[INFO] [stderr]   Downloaded enum-iterator v1.1.3
[INFO] [stderr]   Downloaded feature-probe-event v1.1.3
[INFO] [stderr]   Downloaded socketio-rs v0.1.7
[INFO] [stderr]   Downloaded axum-extra v0.2.1
[INFO] [stderr]   Downloaded axum-macros v0.2.3
[INFO] [stderr]   Downloaded pest_meta v2.4.0
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.1
[INFO] [stderr]   Downloaded pest_derive v2.4.0
[INFO] [stderr]   Downloaded pest_generator v2.4.0
[INFO] [stderr]   Downloaded engineio-rs v0.1.5
[INFO] [stderr]   Downloaded feature-probe-server-sdk v1.2.12
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded headers v0.3.8
[INFO] [stderr]   Downloaded config v0.13.2
[INFO] [stderr]   Downloaded pest v2.4.0
[INFO] [stderr]   Downloaded tower-http v0.2.5
[INFO] [stderr]   Downloaded sysinfo v0.26.7
[INFO] [stderr]   Downloaded minstant v0.1.2
[INFO] [stderr]   Downloaded git2 v0.14.4
[INFO] [stderr]   Downloaded hyper v0.14.22
[INFO] [stderr]   Downloaded reqwest v0.11.13
[INFO] [stderr]   Downloaded tower-http v0.3.4
[INFO] [stderr]   Downloaded libgit2-sys v0.13.4+1.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d98cd07199f0cfcc1abd767550b4fea71a09e16ee248f82930b992b89c8e8072
[INFO] running `Command { std: "docker" "start" "-a" "d98cd07199f0cfcc1abd767550b4fea71a09e16ee248f82930b992b89c8e8072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d98cd07199f0cfcc1abd767550b4fea71a09e16ee248f82930b992b89c8e8072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d98cd07199f0cfcc1abd767550b4fea71a09e16ee248f82930b992b89c8e8072", kill_on_drop: false }`
[INFO] [stdout] d98cd07199f0cfcc1abd767550b4fea71a09e16ee248f82930b992b89c8e8072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fe829a3fb06d26dd9f148636ef5c0c98e8da45caa49e1704a5fc6bdf03bc85b
[INFO] running `Command { std: "docker" "start" "-a" "5fe829a3fb06d26dd9f148636ef5c0c98e8da45caa49e1704a5fc6bdf03bc85b", 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 libc v0.2.137
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.4
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling tokio v1.24.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 typenum v1.15.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking httpdate v1.0.2
[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" "5fe829a3fb06d26dd9f148636ef5c0c98e8da45caa49e1704a5fc6bdf03bc85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe829a3fb06d26dd9f148636ef5c0c98e8da45caa49e1704a5fc6bdf03bc85b", kill_on_drop: false }`
[INFO] [stdout] 5fe829a3fb06d26dd9f148636ef5c0c98e8da45caa49e1704a5fc6bdf03bc85b