[INFO] fetching crate mysql_wasi 23.0.2...
[INFO] building mysql_wasi-23.0.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mysql_wasi 23.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mysql_wasi 23.0.2
[INFO] finished tweaking crates.io crate mysql_wasi 23.0.2
[INFO] tweaked toml for crates.io crate mysql_wasi 23.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mysql_wasi 23.0.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mysql_wasi 23.0.2 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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 v0.2.86
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded log v0.4.18
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.86
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.86
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded frunk_derives v0.4.1
[INFO] [stderr]   Downloaded frunk_proc_macros_impl v0.1.1
[INFO] [stderr]   Downloaded ahash v0.8.3
[INFO] [stderr]   Downloaded memoffset v0.8.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded frunk v0.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded bindgen v0.59.2
[INFO] [stderr]   Downloaded wasmedge_wasi_socket v0.5.0
[INFO] [stderr]   Downloaded flate2 v1.0.26
[INFO] [stderr]   Downloaded rustls v0.20.8
[INFO] [stderr]   Downloaded rkyv v0.7.42
[INFO] [stderr]   Downloaded mysql_common v0.29.2
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded time v0.3.21
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.15
[INFO] [stderr]   Downloaded frunk_core v0.4.1
[INFO] [stderr]   Downloaded uuid v1.3.3
[INFO] [stderr]   Downloaded derive_utils v0.13.0
[INFO] [stderr]   Downloaded web-sys v0.3.63
[INFO] [stderr]   Downloaded rkyv_derive v0.7.42
[INFO] [stderr]   Downloaded rustls-pemfile v1.0.2
[INFO] [stderr]   Downloaded time-core v0.1.1
[INFO] [stderr]   Downloaded time-macros v0.2.9
[INFO] [stderr]   Downloaded dns-parser v0.8.0
[INFO] [stderr]   Downloaded js-sys v0.3.63
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.86
[INFO] [stderr]   Downloaded io-enum v1.1.0
[INFO] [stderr]   Downloaded lru v0.8.1
[INFO] [stderr]   Downloaded frunk_proc_macro_helpers v0.1.1
[INFO] [stderr]   Downloaded frunk_proc_macros v0.1.1
[INFO] [stderr]   Downloaded ahash v0.7.6
[INFO] [stderr]   Downloaded bytecheck_derive v0.6.11
[INFO] [stderr]   Downloaded simdutf8 v0.1.4
[INFO] [stderr]   Downloaded bytecheck v0.6.11
[INFO] [stderr]   Downloaded rend v0.4.0
[INFO] [stderr]   Downloaded libz-sys v1.1.9
[INFO] [stderr]   Downloaded rust_decimal v1.29.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5771efcd0bd40a55c99e49f5173af0a88cc151095d29fa4a6e2b66f9540c7a0c
[INFO] running `Command { std: "docker" "start" "-a" "5771efcd0bd40a55c99e49f5173af0a88cc151095d29fa4a6e2b66f9540c7a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5771efcd0bd40a55c99e49f5173af0a88cc151095d29fa4a6e2b66f9540c7a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5771efcd0bd40a55c99e49f5173af0a88cc151095d29fa4a6e2b66f9540c7a0c", kill_on_drop: false }`
[INFO] [stdout] 5771efcd0bd40a55c99e49f5173af0a88cc151095d29fa4a6e2b66f9540c7a0c
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcf8d064a4798a6b27ab113ea6ffe953b97ad5916f10adfbf6db622d40379731
[INFO] running `Command { std: "docker" "start" "-a" "fcf8d064a4798a6b27ab113ea6ffe953b97ad5916f10adfbf6db622d40379731", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling frunk_core v0.4.1
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling bindgen v0.59.2
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.59/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 num-bigint v0.4.3
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling cc v1.0.79
[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 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fcf8d064a4798a6b27ab113ea6ffe953b97ad5916f10adfbf6db622d40379731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcf8d064a4798a6b27ab113ea6ffe953b97ad5916f10adfbf6db622d40379731", kill_on_drop: false }`
[INFO] [stdout] fcf8d064a4798a6b27ab113ea6ffe953b97ad5916f10adfbf6db622d40379731