[INFO] fetching crate muxio 0.9.0-alpha...
[INFO] building muxio-0.9.0-alpha against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate muxio 0.9.0-alpha into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate muxio 0.9.0-alpha
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate muxio 0.9.0-alpha
[INFO] tweaked toml for crates.io crate muxio 0.9.0-alpha written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate muxio 0.9.0-alpha on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate muxio 0.9.0-alpha 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e7a19d39cc96bbdd303e73b4a47c1c16634e83d718ed54dc65365baed77b200
[INFO] running `Command { std: "docker" "start" "-a" "8e7a19d39cc96bbdd303e73b4a47c1c16634e83d718ed54dc65365baed77b200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e7a19d39cc96bbdd303e73b4a47c1c16634e83d718ed54dc65365baed77b200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7a19d39cc96bbdd303e73b4a47c1c16634e83d718ed54dc65365baed77b200", kill_on_drop: false }`
[INFO] [stdout] 8e7a19d39cc96bbdd303e73b4a47c1c16634e83d718ed54dc65365baed77b200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6e8f2d27a88cd25b701b95af7da44b3270db636ce9e81f27d5228c2152dd2de
[INFO] running `Command { std: "docker" "start" "-a" "d6e8f2d27a88cd25b701b95af7da44b3270db636ce9e81f27d5228c2152dd2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling tracing-attributes v0.1.29
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling muxio v0.9.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.77s
[INFO] running `Command { std: "docker" "inspect" "d6e8f2d27a88cd25b701b95af7da44b3270db636ce9e81f27d5228c2152dd2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e8f2d27a88cd25b701b95af7da44b3270db636ce9e81f27d5228c2152dd2de", kill_on_drop: false }`
[INFO] [stdout] d6e8f2d27a88cd25b701b95af7da44b3270db636ce9e81f27d5228c2152dd2de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b76da006e1829d4db00f93262b804356a3b6353d288e174d6fc5a3e32f38e04
[INFO] running `Command { std: "docker" "start" "-a" "1b76da006e1829d4db00f93262b804356a3b6353d288e174d6fc5a3e32f38e04", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling bytemuck v1.23.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.5
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.29
[INFO] [stderr]    Compiling bitcode_derive v0.6.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling bitcode v0.6.6
[INFO] [stderr]    Compiling muxio v0.9.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 20.06s
[INFO] running `Command { std: "docker" "inspect" "1b76da006e1829d4db00f93262b804356a3b6353d288e174d6fc5a3e32f38e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b76da006e1829d4db00f93262b804356a3b6353d288e174d6fc5a3e32f38e04", kill_on_drop: false }`
[INFO] [stdout] 1b76da006e1829d4db00f93262b804356a3b6353d288e174d6fc5a3e32f38e04