[INFO] fetching crate ryaspeller 0.1.4...
[INFO] testing ryaspeller-0.1.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate ryaspeller 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ryaspeller 0.1.4
[INFO] finished tweaking crates.io crate ryaspeller 0.1.4
[INFO] tweaked toml for crates.io crate ryaspeller 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ryaspeller 0.1.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ryaspeller 0.1.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded security-framework-sys v2.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.78
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.78
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.78
[INFO] [stderr]   Downloaded io-lifetimes v1.0.3
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.28
[INFO] [stderr]   Downloaded core-foundation v0.9.2
[INFO] [stderr]   Downloaded pkg-config v0.3.24
[INFO] [stderr]   Downloaded openssl-sys v0.9.72
[INFO] [stderr]   Downloaded serde_derive v1.0.148
[INFO] [stderr]   Downloaded anyhow v1.0.68
[INFO] [stderr]   Downloaded bumpalo v3.8.0
[INFO] [stderr]   Downloaded reqwest v0.11.13
[INFO] [stderr]   Downloaded tokio-util v0.6.9
[INFO] [stderr]   Downloaded js-sys v0.3.55
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.78
[INFO] [stderr]   Downloaded h2 v0.3.11
[INFO] [stderr]   Downloaded openssl v0.10.38
[INFO] [stderr]   Downloaded security-framework v2.4.2
[INFO] [stderr]   Downloaded syn v1.0.104
[INFO] [stderr]   Downloaded serde v1.0.148
[INFO] [stderr]   Downloaded web-sys v0.3.55
[INFO] [stderr]   Downloaded encoding_rs v0.8.30
[INFO] [stderr]   Downloaded openssl-src v111.24.0+1.1.1s
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b76cc29c9c4aecf9fafbfb8d2cb1d3a0841b761df57b61b96453d88a7ffdcc77
[INFO] running `Command { std: "docker" "start" "-a" "b76cc29c9c4aecf9fafbfb8d2cb1d3a0841b761df57b61b96453d88a7ffdcc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b76cc29c9c4aecf9fafbfb8d2cb1d3a0841b761df57b61b96453d88a7ffdcc77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b76cc29c9c4aecf9fafbfb8d2cb1d3a0841b761df57b61b96453d88a7ffdcc77", kill_on_drop: false }`
[INFO] [stdout] b76cc29c9c4aecf9fafbfb8d2cb1d3a0841b761df57b61b96453d88a7ffdcc77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33a1cc771121cae9f84987500aa0b888cffbf7b7678b5ade4458219708aa38a9
[INFO] running `Command { std: "docker" "start" "-a" "33a1cc771121cae9f84987500aa0b888cffbf7b7678b5ade4458219708aa38a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.148
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling serde v1.0.148
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling hashbrown v0.11.2
[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 httparse v1.7.1
[INFO] [stderr]    Compiling futures-io v0.3.19
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling openssl-src v111.24.0+1.1.1s
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling openssl-probe v0.1.4
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling rustix v0.36.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling want v0.3.0
[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" "33a1cc771121cae9f84987500aa0b888cffbf7b7678b5ade4458219708aa38a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a1cc771121cae9f84987500aa0b888cffbf7b7678b5ade4458219708aa38a9", kill_on_drop: false }`
[INFO] [stdout] 33a1cc771121cae9f84987500aa0b888cffbf7b7678b5ade4458219708aa38a9