[INFO] crate rerast 0.1.90 is already in cache
[INFO] checking rerast-0.1.90 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate rerast 0.1.90 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rerast 0.1.90 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rerast 0.1.90
[INFO] finished tweaking crates.io crate rerast 0.1.90
[INFO] tweaked toml for crates.io crate rerast 0.1.90 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate rerast 0.1.90 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 523ddc4f277cd973ffcbc8b530583f94f0a0dfc5bb08a799241f05f73fa006cc
[INFO] running `"docker" "start" "-a" "523ddc4f277cd973ffcbc8b530583f94f0a0dfc5bb08a799241f05f73fa006cc"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling escargot v0.4.0
[INFO] [stderr]     Checking rerast_macros v0.1.12
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking rerast v0.1.90 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking predicates v1.0.1
[INFO] [stderr] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stderr]   --> src/lib.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | extern crate rustc_ast;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `rerast`.
[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 `"docker" "inspect" "523ddc4f277cd973ffcbc8b530583f94f0a0dfc5bb08a799241f05f73fa006cc"`
[INFO] running `"docker" "rm" "-f" "523ddc4f277cd973ffcbc8b530583f94f0a0dfc5bb08a799241f05f73fa006cc"`
[INFO] [stdout] 523ddc4f277cd973ffcbc8b530583f94f0a0dfc5bb08a799241f05f73fa006cc
