[INFO] cloning repository https://github.com/fasterthanlime/mevi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fasterthanlime/mevi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffasterthanlime%2Fmevi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffasterthanlime%2Fmevi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b864e1e7fdb74a8f000a87d059e782d378d5284
[INFO] checking fasterthanlime/mevi against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffasterthanlime%2Fmevi" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fasterthanlime/mevi on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/fasterthanlime/mevi
[INFO] finished tweaking git repo https://github.com/fasterthanlime/mevi
[INFO] tweaked toml for git repo https://github.com/fasterthanlime/mevi written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fasterthanlime/mevi 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/fasterthanlime/userfaultfd-rs`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.34
[INFO] [stderr]   Downloaded tracing-attributes v0.1.24
[INFO] [stderr]   Downloaded prettyplease v0.1.25
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded yew v0.20.0
[INFO] [stderr]   Downloaded gloo-net v0.2.6
[INFO] [stderr]   Downloaded atomic v0.5.1
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded humansize v2.1.3
[INFO] [stderr]   Downloaded async-trait v0.1.68
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] [stderr]   Downloaded axum v0.6.17
[INFO] [stderr]   Downloaded hyper v0.14.26
[INFO] [stderr]   Downloaded postage v0.5.0
[INFO] [stderr]   Downloaded gloo v0.8.0
[INFO] [stderr]   Downloaded gimli v0.27.2
[INFO] [stderr]   Downloaded color-eyre v0.6.2
[INFO] [stderr]   Downloaded tokio v1.28.0
[INFO] [stderr]   Downloaded web-sys v0.3.61
[INFO] [stderr]   Downloaded rustix v0.36.13
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded object v0.30.3
[INFO] [stderr]   Downloaded color-spantrace v0.2.0
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded bindgen v0.68.1
[INFO] [stderr]   Downloaded mio v0.8.6
[INFO] [stderr]   Downloaded procfs v0.15.1
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded clang-sys v1.6.1
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded postcard v1.0.4
[INFO] [stderr]   Downloaded rangemap v1.3.0
[INFO] [stderr]   Downloaded pin-project v1.0.12
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded serde_path_to_error v0.1.11
[INFO] [stderr]   Downloaded tungstenite v0.18.0
[INFO] [stderr]   Downloaded tokio-tungstenite v0.18.0
[INFO] [stderr]   Downloaded tracing-error v0.2.0
[INFO] [stderr]   Downloaded passfd v0.1.6
[INFO] [stderr]   Downloaded pollster v0.2.5
[INFO] [stderr]   Downloaded critical-section v1.1.1
[INFO] [stderr]   Downloaded pin-project-internal v1.0.12
[INFO] [stderr]   Downloaded cobs v0.2.3
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded implicit-clone v0.3.5
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.4.5
[INFO] [stderr]   Downloaded gloo-history v0.1.3
[INFO] [stderr]   Downloaded gloo-utils v0.1.6
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded yew-macro v0.20.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee2b93b052d6fcb84d3b22774fbf974f9d6e8670639874ef6ee2a7d60a26dc29
[INFO] running `Command { std: "docker" "start" "-a" "ee2b93b052d6fcb84d3b22774fbf974f9d6e8670639874ef6ee2a7d60a26dc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee2b93b052d6fcb84d3b22774fbf974f9d6e8670639874ef6ee2a7d60a26dc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2b93b052d6fcb84d3b22774fbf974f9d6e8670639874ef6ee2a7d60a26dc29", kill_on_drop: false }`
[INFO] [stdout] ee2b93b052d6fcb84d3b22774fbf974f9d6e8670639874ef6ee2a7d60a26dc29
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 570e261903ef951a514172153cf46babfb8e5e44dcc3fb4f6a420d04d0102b25
[INFO] running `Command { std: "docker" "start" "-a" "570e261903ef951a514172153cf46babfb8e5e44dcc3fb4f6a420d04d0102b25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling bumpalo v3.12.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling wasm-bindgen v0.2.84
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling serde_json v1.0.96
[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]    Compiling rustversion v1.0.12
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling tokio v1.28.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libm v0.2.6
[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" "570e261903ef951a514172153cf46babfb8e5e44dcc3fb4f6a420d04d0102b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570e261903ef951a514172153cf46babfb8e5e44dcc3fb4f6a420d04d0102b25", kill_on_drop: false }`
[INFO] [stdout] 570e261903ef951a514172153cf46babfb8e5e44dcc3fb4f6a420d04d0102b25