[INFO] fetching crate interpolate_idents 0.2.9...
[INFO] testing interpolate_idents-0.2.9 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate interpolate_idents 0.2.9 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate interpolate_idents 0.2.9 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interpolate_idents 0.2.9
[INFO] finished tweaking crates.io crate interpolate_idents 0.2.9
[INFO] tweaked toml for crates.io crate interpolate_idents 0.2.9 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33887635194b46329f0bb5c296591b419d1636310f32d110bfa55bb6e8e2808f
[INFO] running `Command { std: "docker" "start" "-a" "33887635194b46329f0bb5c296591b419d1636310f32d110bfa55bb6e8e2808f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33887635194b46329f0bb5c296591b419d1636310f32d110bfa55bb6e8e2808f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33887635194b46329f0bb5c296591b419d1636310f32d110bfa55bb6e8e2808f", kill_on_drop: false }`
[INFO] [stdout] 33887635194b46329f0bb5c296591b419d1636310f32d110bfa55bb6e8e2808f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e3e7ffcc11c6d0534185535900c4583e9c5281bcae213ed8656a21bab60d17
[INFO] running `Command { std: "docker" "start" "-a" "08e3e7ffcc11c6d0534185535900c4583e9c5281bcae213ed8656a21bab60d17", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpolate_idents v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin_registrar, rustc_private)]
[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 `smallvec`
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate smallvec;
[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 `interpolate_idents` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "08e3e7ffcc11c6d0534185535900c4583e9c5281bcae213ed8656a21bab60d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e3e7ffcc11c6d0534185535900c4583e9c5281bcae213ed8656a21bab60d17", kill_on_drop: false }`
[INFO] [stdout] 08e3e7ffcc11c6d0534185535900c4583e9c5281bcae213ed8656a21bab60d17