[INFO] fetching crate sqlx_mock 0.1.2...
[INFO] building sqlx_mock-0.1.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate sqlx_mock 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sqlx_mock 0.1.2
[INFO] finished tweaking crates.io crate sqlx_mock 0.1.2
[INFO] tweaked toml for crates.io crate sqlx_mock 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sqlx_mock 0.1.2 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 sqlx_mock 0.1.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded sqlx-macros v0.6.2
[INFO] [stderr]   Downloaded sqlx-rt v0.6.2
[INFO] [stderr]   Downloaded uuid v1.2.2
[INFO] [stderr]   Downloaded crc v3.0.0
[INFO] [stderr]   Downloaded crc-catalog v2.1.0
[INFO] [stderr]   Downloaded md-5 v0.10.5
[INFO] [stderr]   Downloaded dotenvy v0.15.6
[INFO] [stderr]   Downloaded crossbeam-queue v0.3.8
[INFO] [stderr]   Downloaded serde_derive v1.0.149
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded bytes v1.3.0
[INFO] [stderr]   Downloaded serde v1.0.149
[INFO] [stderr]   Downloaded sqlx v0.6.2
[INFO] [stderr]   Downloaded stringprep v0.1.2
[INFO] [stderr]   Downloaded whoami v1.2.3
[INFO] [stderr]   Downloaded serde_json v1.0.89
[INFO] [stderr]   Downloaded sqlformat v0.2.0
[INFO] [stderr]   Downloaded rustls v0.20.7
[INFO] [stderr]   Downloaded syn v1.0.105
[INFO] [stderr]   Downloaded sqlx-core v0.6.2
[INFO] [stderr]   Downloaded tokio v1.23.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d9c584c3860ed349fe6713b12635a53399bdc6e56b73ef08c44bb759b0be27d8
[INFO] running `Command { std: "docker" "start" "-a" "d9c584c3860ed349fe6713b12635a53399bdc6e56b73ef08c44bb759b0be27d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c584c3860ed349fe6713b12635a53399bdc6e56b73ef08c44bb759b0be27d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c584c3860ed349fe6713b12635a53399bdc6e56b73ef08c44bb759b0be27d8", kill_on_drop: false }`
[INFO] [stdout] d9c584c3860ed349fe6713b12635a53399bdc6e56b73ef08c44bb759b0be27d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] af899d1c633ea1e68f6d0d393656afca8d95c86a93a632045695f6703a63f411
[INFO] running `Command { std: "docker" "start" "-a" "af899d1c633ea1e68f6d0d393656afca8d95c86a93a632045695f6703a63f411", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling once_cell v1.16.0
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling rustls v0.20.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling cpufeatures v0.2.5
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling futures-channel v0.3.25
[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 either v1.8.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling form_urlencoded v1.1.0
[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" "af899d1c633ea1e68f6d0d393656afca8d95c86a93a632045695f6703a63f411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af899d1c633ea1e68f6d0d393656afca8d95c86a93a632045695f6703a63f411", kill_on_drop: false }`
[INFO] [stdout] af899d1c633ea1e68f6d0d393656afca8d95c86a93a632045695f6703a63f411