[INFO] fetching crate wuff 0.2.1...
[INFO] building wuff-0.2.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate wuff 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wuff 0.2.1
[INFO] finished tweaking crates.io crate wuff 0.2.1
[INFO] tweaked toml for crates.io crate wuff 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wuff 0.2.1 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 wuff 0.2.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 48b2900d1a647938772bce56e4ea87e12f5c4c0a7a68f6977086f3625a6ac94c
[INFO] running `Command { std: "docker" "start" "-a" "48b2900d1a647938772bce56e4ea87e12f5c4c0a7a68f6977086f3625a6ac94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48b2900d1a647938772bce56e4ea87e12f5c4c0a7a68f6977086f3625a6ac94c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b2900d1a647938772bce56e4ea87e12f5c4c0a7a68f6977086f3625a6ac94c", kill_on_drop: false }`
[INFO] [stdout] 48b2900d1a647938772bce56e4ea87e12f5c4c0a7a68f6977086f3625a6ac94c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 29f4a458a0f50eebef7e88a34e1aefb747f2e93d0e3e488a7f0695453437cd55
[INFO] running `Command { std: "docker" "start" "-a" "29f4a458a0f50eebef7e88a34e1aefb747f2e93d0e3e488a7f0695453437cd55", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling font-types v0.9.0
[INFO] [stderr]    Compiling brotli-decompressor v5.0.0
[INFO] [stderr]    Compiling wuff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "29f4a458a0f50eebef7e88a34e1aefb747f2e93d0e3e488a7f0695453437cd55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29f4a458a0f50eebef7e88a34e1aefb747f2e93d0e3e488a7f0695453437cd55", kill_on_drop: false }`
[INFO] [stdout] 29f4a458a0f50eebef7e88a34e1aefb747f2e93d0e3e488a7f0695453437cd55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6644e94a40ae8868a910ab8843c4d48f232420ea5069f705ecd26c74d53074d9
[INFO] running `Command { std: "docker" "start" "-a" "6644e94a40ae8868a910ab8843c4d48f232420ea5069f705ecd26c74d53074d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling wuff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "6644e94a40ae8868a910ab8843c4d48f232420ea5069f705ecd26c74d53074d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6644e94a40ae8868a910ab8843c4d48f232420ea5069f705ecd26c74d53074d9", kill_on_drop: false }`
[INFO] [stdout] 6644e94a40ae8868a910ab8843c4d48f232420ea5069f705ecd26c74d53074d9