[INFO] fetching crate ra_ap_cfg 0.0.17...
[INFO] checking ra_ap_cfg-0.0.17 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate ra_ap_cfg 0.0.17 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ra_ap_cfg 0.0.17 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ra_ap_cfg 0.0.17
[INFO] finished tweaking crates.io crate ra_ap_cfg 0.0.17
[INFO] tweaked toml for crates.io crate ra_ap_cfg 0.0.17 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da30808253b583dfba1f2384342fe0084832727202f300a27ce1968517b3a51c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "da30808253b583dfba1f2384342fe0084832727202f300a27ce1968517b3a51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da30808253b583dfba1f2384342fe0084832727202f300a27ce1968517b3a51c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da30808253b583dfba1f2384342fe0084832727202f300a27ce1968517b3a51c", kill_on_drop: false }`
[INFO] [stdout] da30808253b583dfba1f2384342fe0084832727202f300a27ce1968517b3a51c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66dfa430db0f984450259ba0cb6b34e11ae8b080bfeecab2fc84eab390ef626c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "66dfa430db0f984450259ba0cb6b34e11ae8b080bfeecab2fc84eab390ef626c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking smol_str v0.1.17
[INFO] [stderr]     Checking ra_ap_tt v0.0.17
[INFO] [stderr]     Checking ra_ap_cfg v0.0.17 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `mbe`
[INFO] [stdout]   --> src/cfg_expr.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     use mbe::ast_to_token_tree;
[INFO] [stdout]    |         ^^^ use of undeclared crate or module `mbe`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `syntax`
[INFO] [stdout]   --> src/cfg_expr.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     use syntax::ast::{self, AstNode};
[INFO] [stdout]    |         ^^^^^^ use of undeclared crate or module `syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `syntax`
[INFO] [stdout]   --> src/cfg_expr.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     use syntax::ast::{self, AstNode};
[INFO] [stdout]    |         ^^^^^^ use of undeclared crate or module `syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an 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" "66dfa430db0f984450259ba0cb6b34e11ae8b080bfeecab2fc84eab390ef626c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66dfa430db0f984450259ba0cb6b34e11ae8b080bfeecab2fc84eab390ef626c", kill_on_drop: false }`
[INFO] [stdout] 66dfa430db0f984450259ba0cb6b34e11ae8b080bfeecab2fc84eab390ef626c