[INFO] fetching crate slaps 0.2.3...
[INFO] testing slaps-0.2.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate slaps 0.2.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate slaps 0.2.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slaps 0.2.3
[INFO] finished tweaking crates.io crate slaps 0.2.3
[INFO] tweaked toml for crates.io crate slaps 0.2.3 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f03d5510f03f984d2b3f4becf1fe39e7f761ab34e6d9977ca1b4e8c70cb2b428
[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" "f03d5510f03f984d2b3f4becf1fe39e7f761ab34e6d9977ca1b4e8c70cb2b428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f03d5510f03f984d2b3f4becf1fe39e7f761ab34e6d9977ca1b4e8c70cb2b428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03d5510f03f984d2b3f4becf1fe39e7f761ab34e6d9977ca1b4e8c70cb2b428", kill_on_drop: false }`
[INFO] [stdout] f03d5510f03f984d2b3f4becf1fe39e7f761ab34e6d9977ca1b4e8c70cb2b428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c7e6665dec473f290ea6c43846e0e8091e9aecef5131d436db7fd22fe0dafa6
[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" "7c7e6665dec473f290ea6c43846e0e8091e9aecef5131d436db7fd22fe0dafa6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling dirs-next v1.0.2
[INFO] [stderr]    Compiling rustyline v6.3.0
[INFO] [stderr]    Compiling slaps v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/error.rs:128:53
[INFO] [stdout]     |
[INFO] [stdout] 128 |             RustylineError::Errno(e) => Self::Errno(e),
[INFO] [stdout]     |                                                     ^ expected enum `nix::Error`, found a different enum `nix::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: perhaps two different versions of crate `nix` are being used?
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slaps`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7c7e6665dec473f290ea6c43846e0e8091e9aecef5131d436db7fd22fe0dafa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7e6665dec473f290ea6c43846e0e8091e9aecef5131d436db7fd22fe0dafa6", kill_on_drop: false }`
[INFO] [stdout] 7c7e6665dec473f290ea6c43846e0e8091e9aecef5131d436db7fd22fe0dafa6