[INFO] fetching crate ra_ap_cfg 0.0.63...
[INFO] checking ra_ap_cfg-0.0.63 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate ra_ap_cfg 0.0.63 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ra_ap_cfg 0.0.63 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_cfg 0.0.63
[INFO] finished tweaking crates.io crate ra_ap_cfg 0.0.63
[INFO] tweaked toml for crates.io crate ra_ap_cfg 0.0.63 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7bd888e5541c3d4c3ce43c06e44c526e2d1e4b381dce07a3a4bb4e1b0909c82b
[INFO] running `Command { std: "docker" "start" "-a" "7bd888e5541c3d4c3ce43c06e44c526e2d1e4b381dce07a3a4bb4e1b0909c82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7bd888e5541c3d4c3ce43c06e44c526e2d1e4b381dce07a3a4bb4e1b0909c82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd888e5541c3d4c3ce43c06e44c526e2d1e4b381dce07a3a4bb4e1b0909c82b", kill_on_drop: false }`
[INFO] [stdout] 7bd888e5541c3d4c3ce43c06e44c526e2d1e4b381dce07a3a4bb4e1b0909c82b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9bc23132da2e2f4e3e657ed97099bfce0de7435b8663e156d19be8bc213bbf4
[INFO] running `Command { std: "docker" "start" "-a" "c9bc23132da2e2f4e3e657ed97099bfce0de7435b8663e156d19be8bc213bbf4", kill_on_drop: false }`
[INFO] [stderr]     Checking smol_str v0.1.18
[INFO] [stderr]     Checking ra_ap_tt v0.0.63
[INFO] [stderr]     Checking ra_ap_cfg v0.0.63 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mbe`
[INFO] [stdout]  --> src/tests.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mbe::ast_to_token_tree;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `mbe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax`
[INFO] [stdout]  --> src/tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use syntax::{ast, AstNode};
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ra_ap_cfg`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c9bc23132da2e2f4e3e657ed97099bfce0de7435b8663e156d19be8bc213bbf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9bc23132da2e2f4e3e657ed97099bfce0de7435b8663e156d19be8bc213bbf4", kill_on_drop: false }`
[INFO] [stdout] c9bc23132da2e2f4e3e657ed97099bfce0de7435b8663e156d19be8bc213bbf4