[INFO] fetching crate fluffl 0.0.5...
[INFO] testing fluffl-0.0.5 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fluffl 0.0.5 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fluffl 0.0.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate fluffl 0.0.5
[INFO] tweaked toml for crates.io crate fluffl 0.0.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fluffl 0.0.5 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 fluffl 0.0.5 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tungstenite v0.11.1
[INFO] [stderr]   Downloaded fastrand v1.8.0
[INFO] [stderr]   Downloaded android_log-sys v0.1.2
[INFO] [stderr]   Downloaded input_buffer v0.3.1
[INFO] [stderr]   Downloaded fluffl-macros v0.0.3
[INFO] [stderr]   Downloaded bitstream-io v0.8.5
[INFO] [stderr]   Downloaded memmap2 v0.3.1
[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded futures-core v0.3.25
[INFO] [stderr]   Downloaded futures-channel v0.3.25
[INFO] [stderr]   Downloaded parking_lot v0.10.2
[INFO] [stderr]   Downloaded futures v0.3.25
[INFO] [stderr]   Downloaded serde v1.0.146
[INFO] [stderr]   Downloaded wayland-protocols v0.23.6
[INFO] [stderr]   Downloaded futures-util v0.3.25
[INFO] [stderr]   Downloaded ndk-sys v0.1.0
[INFO] [stderr]   Downloaded sdl2 v0.33.0
[INFO] [stderr]   Downloaded glow v0.6.1
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.15.4
[INFO] [stderr]   Downloaded puremp3 v0.1.0
[INFO] [stderr]   Downloaded winit v0.22.2
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.6.6
[INFO] [stderr]   Downloaded wayland-client v0.23.6
[INFO] [stderr]   Downloaded calloop v0.9.3
[INFO] [stderr]   Downloaded sdl2-sys v0.33.0
[INFO] [stderr]   Downloaded x11-dl v2.20.0
[INFO] [stderr]   Downloaded glutin v0.28.0
[INFO] [stderr]   Downloaded libc v0.2.135
[INFO] [stderr]   Downloaded serde_derive v1.0.146
[INFO] [stderr]   Downloaded bytes v1.2.1
[INFO] [stderr]   Downloaded security-framework v2.7.0
[INFO] [stderr]   Downloaded glutin v0.24.1
[INFO] [stderr]   Downloaded slotmap v0.4.3
[INFO] [stderr]   Downloaded futures-io v0.3.25
[INFO] [stderr]   Downloaded cocoa v0.20.2
[INFO] [stderr]   Downloaded parking_lot_core v0.7.2
[INFO] [stderr]   Downloaded wayland-commons v0.23.6
[INFO] [stderr]   Downloaded wayland-scanner v0.23.6
[INFO] [stderr]   Downloaded openssl-sys v0.9.76
[INFO] [stderr]   Downloaded futures-sink v0.3.25
[INFO] [stderr]   Downloaded futures-task v0.3.25
[INFO] [stderr]   Downloaded ndk v0.1.0
[INFO] [stderr]   Downloaded xdg v2.4.1
[INFO] [stderr]   Downloaded calloop v0.4.4
[INFO] [stderr]   Downloaded wayland-sys v0.23.6
[INFO] [stderr]   Downloaded proc-macro-crate v1.2.1
[INFO] [stderr]   Downloaded hiero_pack v0.1.1
[INFO] [stderr]   Downloaded ndk-glue v0.1.0
[INFO] [stderr]   Downloaded raw-window-handle v0.3.4
[INFO] [stderr]   Downloaded ndk-glue v0.5.2
[INFO] [stderr]   Downloaded sha-1 v0.9.8
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.33
[INFO] [stderr]   Downloaded adhoc_audio v0.1.4
[INFO] [stderr]   Downloaded windows v0.42.0
[INFO] [stderr]   Downloaded openssl v0.10.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 710f6c540b8be883ad66a19c9ad86e7f8896ebab42a2d45f51b37cc8655b86ac
[INFO] running `Command { std: "docker" "start" "-a" "710f6c540b8be883ad66a19c9ad86e7f8896ebab42a2d45f51b37cc8655b86ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "710f6c540b8be883ad66a19c9ad86e7f8896ebab42a2d45f51b37cc8655b86ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "710f6c540b8be883ad66a19c9ad86e7f8896ebab42a2d45f51b37cc8655b86ac", kill_on_drop: false }`
[INFO] [stdout] 710f6c540b8be883ad66a19c9ad86e7f8896ebab42a2d45f51b37cc8655b86ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 60f849bbe5e1f4b78e091ea45b79627d989cf98ae1d21009e95329de09b30378
[INFO] running `Command { std: "docker" "start" "-a" "60f849bbe5e1f4b78e091ea45b79627d989cf98ae1d21009e95329de09b30378", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling once_cell v1.15.0
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling stb_truetype v0.3.1
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[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 raw-window-handle v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.146
[INFO] [stderr]    Compiling dlib v0.4.2
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling serde v1.0.146
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling futures-sink v0.3.25
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling futures-io v0.3.25
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling x11-dl v2.20.0
[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" "60f849bbe5e1f4b78e091ea45b79627d989cf98ae1d21009e95329de09b30378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f849bbe5e1f4b78e091ea45b79627d989cf98ae1d21009e95329de09b30378", kill_on_drop: false }`
[INFO] [stdout] 60f849bbe5e1f4b78e091ea45b79627d989cf98ae1d21009e95329de09b30378
