[INFO] fetching crate missing_mpl 0.2.0...
[INFO] building missing_mpl-0.2.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate missing_mpl 0.2.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate missing_mpl 0.2.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-77/source/rust-toolchain
[INFO] started tweaking crates.io crate missing_mpl 0.2.0
[INFO] finished tweaking crates.io crate missing_mpl 0.2.0
[INFO] tweaked toml for crates.io crate missing_mpl 0.2.0 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be9a80670b17840ed0cb3fa976b01b7cfb4980997e83f5bd53de68895f812a3c
[INFO] running `Command { std: "docker" "start" "-a" "be9a80670b17840ed0cb3fa976b01b7cfb4980997e83f5bd53de68895f812a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be9a80670b17840ed0cb3fa976b01b7cfb4980997e83f5bd53de68895f812a3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be9a80670b17840ed0cb3fa976b01b7cfb4980997e83f5bd53de68895f812a3c", kill_on_drop: false }`
[INFO] [stdout] be9a80670b17840ed0cb3fa976b01b7cfb4980997e83f5bd53de68895f812a3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e19dd5361dcc422e77906eb3369feed3182cf5b4737a75eb80131b297e8a84f
[INFO] running `Command { std: "docker" "start" "-a" "7e19dd5361dcc422e77906eb3369feed3182cf5b4737a75eb80131b297e8a84f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr] SG_CR_Eslkdjf: strsim, (2b165f8f190fe72b, ec16bebb318f05e2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: strsim, (946cd6ee984701cb, c9d88c0f9b999f3e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: strsim, (b0ed607f25b031fd, 84d6ea828a8eaa81), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: strsim, (1114c0f8502c88e9, 3feb18c33ff00096), 8, 8
[INFO] [stderr]    Compiling missing_mpl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(plugin_registrar, plugin)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: a __rustc_plugin_registrar symbol must now be defined instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stdout]  --> src/lib.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | extern crate rustc_ast;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `missing_mpl` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "7e19dd5361dcc422e77906eb3369feed3182cf5b4737a75eb80131b297e8a84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e19dd5361dcc422e77906eb3369feed3182cf5b4737a75eb80131b297e8a84f", kill_on_drop: false }`
[INFO] [stdout] 7e19dd5361dcc422e77906eb3369feed3182cf5b4737a75eb80131b297e8a84f