[INFO] fetching crate tokio-scope 0.0.0...
[INFO] building tokio-scope-0.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tokio-scope 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tokio-scope 0.0.0
[INFO] finished tweaking crates.io crate tokio-scope 0.0.0
[INFO] tweaked toml for crates.io crate tokio-scope 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tokio-scope 0.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 71bc550f03d2efc2d535a7ddd68f381407237dcb1fe840c11e8ac9ddd459a15c
[INFO] running `Command { std: "docker" "start" "-a" "71bc550f03d2efc2d535a7ddd68f381407237dcb1fe840c11e8ac9ddd459a15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71bc550f03d2efc2d535a7ddd68f381407237dcb1fe840c11e8ac9ddd459a15c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bc550f03d2efc2d535a7ddd68f381407237dcb1fe840c11e8ac9ddd459a15c", kill_on_drop: false }`
[INFO] [stdout] 71bc550f03d2efc2d535a7ddd68f381407237dcb1fe840c11e8ac9ddd459a15c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7963b1426ab626280a40c3741d92f81086f670cc2d6a4a1879bf701043bac021
[INFO] running `Command { std: "docker" "start" "-a" "7963b1426ab626280a40c3741d92f81086f670cc2d6a4a1879bf701043bac021", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-scope v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "7963b1426ab626280a40c3741d92f81086f670cc2d6a4a1879bf701043bac021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7963b1426ab626280a40c3741d92f81086f670cc2d6a4a1879bf701043bac021", kill_on_drop: false }`
[INFO] [stdout] 7963b1426ab626280a40c3741d92f81086f670cc2d6a4a1879bf701043bac021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1cb253d7ef4e50deddbc4dbac25203c0220bb0bf82547ee9944d6a9058bb9d86
[INFO] running `Command { std: "docker" "start" "-a" "1cb253d7ef4e50deddbc4dbac25203c0220bb0bf82547ee9944d6a9058bb9d86", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-scope v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1cb253d7ef4e50deddbc4dbac25203c0220bb0bf82547ee9944d6a9058bb9d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb253d7ef4e50deddbc4dbac25203c0220bb0bf82547ee9944d6a9058bb9d86", kill_on_drop: false }`
[INFO] [stdout] 1cb253d7ef4e50deddbc4dbac25203c0220bb0bf82547ee9944d6a9058bb9d86