[INFO] cloning repository https://github.com/take4s5i/dmt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/take4s5i/dmt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftake4s5i%2Fdmt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftake4s5i%2Fdmt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52e819f342b60b9cec2d3c79ff5578a7c37839ae
[INFO] testing take4s5i/dmt against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftake4s5i%2Fdmt" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/take4s5i/dmt on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/take4s5i/dmt
[INFO] finished tweaking git repo https://github.com/take4s5i/dmt
[INFO] tweaked toml for git repo https://github.com/take4s5i/dmt written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/take4s5i/dmt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 22c1dcd17d177b5d66e5deb4e9fc543bd4c5b11e82cdb6d13d94c8af10c2a82d
[INFO] running `Command { std: "docker" "start" "-a" "22c1dcd17d177b5d66e5deb4e9fc543bd4c5b11e82cdb6d13d94c8af10c2a82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22c1dcd17d177b5d66e5deb4e9fc543bd4c5b11e82cdb6d13d94c8af10c2a82d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22c1dcd17d177b5d66e5deb4e9fc543bd4c5b11e82cdb6d13d94c8af10c2a82d", kill_on_drop: false }`
[INFO] [stdout] 22c1dcd17d177b5d66e5deb4e9fc543bd4c5b11e82cdb6d13d94c8af10c2a82d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49b7cbabd71a6687dcb4539e0b83fccf0207299b55ee911e09bdfa38b7fcb2da
[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" "49b7cbabd71a6687dcb4539e0b83fccf0207299b55ee911e09bdfa38b7fcb2da", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.83
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling strum_macros v0.23.1
[INFO] [stderr]    Compiling strum v0.23.0
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling dmt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected `where`, `{`, `(`, or `;` after struct name, found `=`
[INFO] [stdout]  --> src/selector.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SelectorResult = Box<dyn std::iter::Iterator<Item = Value>>;
[INFO] [stdout]   |                           ^ expected `where`, `{`, `(`, or `;` after struct name
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Selector`
[INFO] [stdout]   --> src/main.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let (s, m) = Selector::parse(&expr).unwrap();
[INFO] [stdout]    |                      ^^^^^^^^ use of undeclared type `Selector`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dmt` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "49b7cbabd71a6687dcb4539e0b83fccf0207299b55ee911e09bdfa38b7fcb2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b7cbabd71a6687dcb4539e0b83fccf0207299b55ee911e09bdfa38b7fcb2da", kill_on_drop: false }`
[INFO] [stdout] 49b7cbabd71a6687dcb4539e0b83fccf0207299b55ee911e09bdfa38b7fcb2da