[INFO] fetching crate typeface 0.5.0...
[INFO] building typeface-0.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate typeface 0.5.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate typeface 0.5.0
[INFO] finished tweaking crates.io crate typeface 0.5.0
[INFO] tweaked toml for crates.io crate typeface 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate typeface 0.5.0 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 typeface 0.5.0 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]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 118400e5fee7f2ca91d372f9021d5a1e1e6c7309e8abd8ea9141da8097353a40
[INFO] running `Command { std: "docker" "start" "-a" "118400e5fee7f2ca91d372f9021d5a1e1e6c7309e8abd8ea9141da8097353a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "118400e5fee7f2ca91d372f9021d5a1e1e6c7309e8abd8ea9141da8097353a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118400e5fee7f2ca91d372f9021d5a1e1e6c7309e8abd8ea9141da8097353a40", kill_on_drop: false }`
[INFO] [stdout] 118400e5fee7f2ca91d372f9021d5a1e1e6c7309e8abd8ea9141da8097353a40
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c4924eef105b0661b82bfcaa64a3de550406b256e19a9d162b8633a630f52e2
[INFO] running `Command { std: "docker" "start" "-a" "8c4924eef105b0661b82bfcaa64a3de550406b256e19a9d162b8633a630f52e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling typeface v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "8c4924eef105b0661b82bfcaa64a3de550406b256e19a9d162b8633a630f52e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4924eef105b0661b82bfcaa64a3de550406b256e19a9d162b8633a630f52e2", kill_on_drop: false }`
[INFO] [stdout] 8c4924eef105b0661b82bfcaa64a3de550406b256e19a9d162b8633a630f52e2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 034fcb12194a8d51d4a3e4f70fda4e3f4b3b84b9baabcc9c9adfac2e98c618d8
[INFO] running `Command { std: "docker" "start" "-a" "034fcb12194a8d51d4a3e4f70fda4e3f4b3b84b9baabcc9c9adfac2e98c618d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling typeface v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Read` is never constructed
[INFO] [stdout]    --> src/macros.rs:581:13
[INFO] [stdout]     |
[INFO] [stdout] 581 |         pub Read {
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `table` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadWithPosition` is never constructed
[INFO] [stdout]    --> src/macros.rs:597:13
[INFO] [stdout]     |
[INFO] [stdout] 597 |         pub ReadWithPosition {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `table` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadWithPositionAndWrite` is never constructed
[INFO] [stdout]    --> src/macros.rs:614:13
[INFO] [stdout]     |
[INFO] [stdout] 614 |         pub ReadWithPositionAndWrite {
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `table` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ReadAndWrite` is never constructed
[INFO] [stdout]    --> src/macros.rs:630:13
[INFO] [stdout]     |
[INFO] [stdout] 630 |         pub ReadAndWrite {
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `table` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "034fcb12194a8d51d4a3e4f70fda4e3f4b3b84b9baabcc9c9adfac2e98c618d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034fcb12194a8d51d4a3e4f70fda4e3f4b3b84b9baabcc9c9adfac2e98c618d8", kill_on_drop: false }`
[INFO] [stdout] 034fcb12194a8d51d4a3e4f70fda4e3f4b3b84b9baabcc9c9adfac2e98c618d8