[INFO] fetching crate subdoclib 0.0.0...
[INFO] building subdoclib-0.0.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate subdoclib 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate subdoclib 0.0.0
[INFO] finished tweaking crates.io crate subdoclib 0.0.0
[INFO] tweaked toml for crates.io crate subdoclib 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate subdoclib 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] [stderr]     Blocking waiting for file lock on package cache
[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] df5b6a023c8e1e3eeab296b923c5e55997819957c7d29e6e1aecfdc56aeae746
[INFO] running `Command { std: "docker" "start" "-a" "df5b6a023c8e1e3eeab296b923c5e55997819957c7d29e6e1aecfdc56aeae746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df5b6a023c8e1e3eeab296b923c5e55997819957c7d29e6e1aecfdc56aeae746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5b6a023c8e1e3eeab296b923c5e55997819957c7d29e6e1aecfdc56aeae746", kill_on_drop: false }`
[INFO] [stdout] df5b6a023c8e1e3eeab296b923c5e55997819957c7d29e6e1aecfdc56aeae746
[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] 081c371f1fcc712c9350bea87662a7f00b04ebc1575aa5174e5f913aaf9a3578
[INFO] running `Command { std: "docker" "start" "-a" "081c371f1fcc712c9350bea87662a7f00b04ebc1575aa5174e5f913aaf9a3578", kill_on_drop: false }`
[INFO] [stderr]    Compiling subdoclib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "081c371f1fcc712c9350bea87662a7f00b04ebc1575aa5174e5f913aaf9a3578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081c371f1fcc712c9350bea87662a7f00b04ebc1575aa5174e5f913aaf9a3578", kill_on_drop: false }`
[INFO] [stdout] 081c371f1fcc712c9350bea87662a7f00b04ebc1575aa5174e5f913aaf9a3578
[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] 46996b9182a941773db0e0d7c2928349c1cb7bcd829866f10e77f13d10fda849
[INFO] running `Command { std: "docker" "start" "-a" "46996b9182a941773db0e0d7c2928349c1cb7bcd829866f10e77f13d10fda849", kill_on_drop: false }`
[INFO] [stderr]    Compiling subdoclib v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "46996b9182a941773db0e0d7c2928349c1cb7bcd829866f10e77f13d10fda849", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46996b9182a941773db0e0d7c2928349c1cb7bcd829866f10e77f13d10fda849", kill_on_drop: false }`
[INFO] [stdout] 46996b9182a941773db0e0d7c2928349c1cb7bcd829866f10e77f13d10fda849