[INFO] fetching crate willow-encoding 0.1.0...
[INFO] building willow-encoding-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate willow-encoding 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate willow-encoding 0.1.0
[INFO] finished tweaking crates.io crate willow-encoding 0.1.0
[INFO] tweaked toml for crates.io crate willow-encoding 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate willow-encoding 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 10 packages to latest compatible versions
[INFO] [stderr]       Adding ufotofu v0.4.3 (available: v0.7.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c362e3438d3ee378a8f9ef1805de5e9528dc36a5a052ad950c8dea52e5c44fe7
[INFO] running `Command { std: "docker" "start" "-a" "c362e3438d3ee378a8f9ef1805de5e9528dc36a5a052ad950c8dea52e5c44fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c362e3438d3ee378a8f9ef1805de5e9528dc36a5a052ad950c8dea52e5c44fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c362e3438d3ee378a8f9ef1805de5e9528dc36a5a052ad950c8dea52e5c44fe7", kill_on_drop: false }`
[INFO] [stdout] c362e3438d3ee378a8f9ef1805de5e9528dc36a5a052ad950c8dea52e5c44fe7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16bdb18670e2fbfd299704835865583b4e0e39a3d095b3fdb40e9fe1c8a897dc
[INFO] running `Command { std: "docker" "start" "-a" "16bdb18670e2fbfd299704835865583b4e0e39a3d095b3fdb40e9fe1c8a897dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-std v0.1.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling ufotofu_queues v0.5.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling wrapper v0.1.1
[INFO] [stderr]    Compiling ufotofu v0.4.3
[INFO] [stderr]    Compiling syncify v0.1.0
[INFO] [stderr]    Compiling willow-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `syncify::syncify_replace`
[INFO] [stdout]  --> src/bytes.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use syncify::syncify_replace;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "16bdb18670e2fbfd299704835865583b4e0e39a3d095b3fdb40e9fe1c8a897dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bdb18670e2fbfd299704835865583b4e0e39a3d095b3fdb40e9fe1c8a897dc", kill_on_drop: false }`
[INFO] [stdout] 16bdb18670e2fbfd299704835865583b4e0e39a3d095b3fdb40e9fe1c8a897dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 057292d30ddc3fa0899ab4e95fe7522c02246a8d0779f2113978fc4077c794a1
[INFO] running `Command { std: "docker" "start" "-a" "057292d30ddc3fa0899ab4e95fe7522c02246a8d0779f2113978fc4077c794a1", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `syncify::syncify_replace`
[INFO] [stdout]  --> src/bytes.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use syncify::syncify_replace;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling willow-encoding v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `syncify::syncify_replace`
[INFO] [stdout]  --> src/bytes.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use syncify::syncify_replace;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "057292d30ddc3fa0899ab4e95fe7522c02246a8d0779f2113978fc4077c794a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "057292d30ddc3fa0899ab4e95fe7522c02246a8d0779f2113978fc4077c794a1", kill_on_drop: false }`
[INFO] [stdout] 057292d30ddc3fa0899ab4e95fe7522c02246a8d0779f2113978fc4077c794a1