[INFO] crate rerast 0.1.95 is already in cache
[INFO] testing rerast-0.1.95 against 1.45.2 for beta-1.46-1
[INFO] extracting crate rerast 0.1.95 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rerast 0.1.95 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rerast 0.1.95
[INFO] finished tweaking crates.io crate rerast 0.1.95
[INFO] tweaked toml for crates.io crate rerast 0.1.95 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate rerast 0.1.95 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb4c6fc4bd519a73da877972cd3fd38a55b6a6c32edf05d2821345b26ec382b7
[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" "bb4c6fc4bd519a73da877972cd3fd38a55b6a6c32edf05d2821345b26ec382b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb4c6fc4bd519a73da877972cd3fd38a55b6a6c32edf05d2821345b26ec382b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb4c6fc4bd519a73da877972cd3fd38a55b6a6c32edf05d2821345b26ec382b7", kill_on_drop: false }`
[INFO] [stdout] bb4c6fc4bd519a73da877972cd3fd38a55b6a6c32edf05d2821345b26ec382b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9ab0dc5f00ef24ad3502d8eb7699e50cafb6844bc3ef11d0bd9e708269a3467
[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" "e9ab0dc5f00ef24ad3502d8eb7699e50cafb6844bc3ef11d0bd9e708269a3467", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rgb v0.8.14
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling rerast_macros v0.1.12
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling backtrace v0.3.35
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling winconsole v0.10.0
[INFO] [stderr]    Compiling colored v1.8.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling rerast v0.1.95 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `rustc_ast`
[INFO] [stdout]   --> src/lib.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | extern crate rustc_ast;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[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 `Command { std: "docker" "inspect" "e9ab0dc5f00ef24ad3502d8eb7699e50cafb6844bc3ef11d0bd9e708269a3467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9ab0dc5f00ef24ad3502d8eb7699e50cafb6844bc3ef11d0bd9e708269a3467", kill_on_drop: false }`
[INFO] [stdout] e9ab0dc5f00ef24ad3502d8eb7699e50cafb6844bc3ef11d0bd9e708269a3467