[INFO] cloning repository https://github.com/reitermarkus/lndir
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reitermarkus/lndir" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freitermarkus%2Flndir", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freitermarkus%2Flndir'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9bfb37cb8904ce190c9f990ffaef5357b7389a7
[INFO] testing reitermarkus/lndir against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freitermarkus%2Flndir" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reitermarkus/lndir on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reitermarkus/lndir
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/reitermarkus/lndir
[INFO] tweaked toml for git repo https://github.com/reitermarkus/lndir written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/reitermarkus/lndir already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cucumber_rust v0.3.3
[INFO] [stderr]   Downloaded gherkin_rust v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 236e5c4a3bf3cfbfb8e13568352a5d0cc5c1c4b984dd587f23af70084d64007c
[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" "236e5c4a3bf3cfbfb8e13568352a5d0cc5c1c4b984dd587f23af70084d64007c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "236e5c4a3bf3cfbfb8e13568352a5d0cc5c1c4b984dd587f23af70084d64007c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236e5c4a3bf3cfbfb8e13568352a5d0cc5c1c4b984dd587f23af70084d64007c", kill_on_drop: false }`
[INFO] [stdout] 236e5c4a3bf3cfbfb8e13568352a5d0cc5c1c4b984dd587f23af70084d64007c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49a801bf2e65be0bdad5438f61e7ee3b9a372c7889d1ce0d65dcf0c8de55c5fa
[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" "49a801bf2e65be0bdad5438f61e7ee3b9a372c7889d1ce0d65dcf0c8de55c5fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling lndir v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/argument_error.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |   cause: Option<Box<Error>>,
[INFO] [stdout]   |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/argument_error.rs:10:65
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn new<S: Into<String>>(description: S, cause: Option<Box<Error>>) -> Self {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/argument_error.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut entries = entries(&source, 1, options.max_depth)?;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/bin/lndir.rs:39:85
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 format!("failed to parse -maxdepth argument \"{}\": {}", value, err.description()),
[INFO] [stdout]    |                                                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "49a801bf2e65be0bdad5438f61e7ee3b9a372c7889d1ce0d65dcf0c8de55c5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a801bf2e65be0bdad5438f61e7ee3b9a372c7889d1ce0d65dcf0c8de55c5fa", kill_on_drop: false }`
[INFO] [stdout] 49a801bf2e65be0bdad5438f61e7ee3b9a372c7889d1ce0d65dcf0c8de55c5fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 072eb2b71c273ce61c40019d49677bd4dcb125f2d92eed80bf0c80598f02a3e6
[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" "072eb2b71c273ce61c40019d49677bd4dcb125f2d92eed80bf0c80598f02a3e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive_builder v0.5.1
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.0.2
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling pathdiff v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.1
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling aho-corasick v0.6.6
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/argument_error.rs:6:21
[INFO] [stdout]   |
[INFO] [stdout] 6 |   cause: Option<Box<Error>>,
[INFO] [stdout]   |                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/argument_error.rs:10:65
[INFO] [stdout]    |
[INFO] [stdout] 10 |   pub fn new<S: Into<String>>(description: S, cause: Option<Box<Error>>) -> Self {
[INFO] [stdout]    |                                                                 ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/argument_error.rs:26:30
[INFO] [stdout]    |
[INFO] [stdout] 26 |   fn cause(&self) -> Option<&Error> {
[INFO] [stdout]    |                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut entries = entries(&source, 1, options.max_depth)?;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling uuid v0.1.18
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]   --> src/bin/lndir.rs:39:85
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 format!("failed to parse -maxdepth argument \"{}\": {}", value, err.description()),
[INFO] [stdout]    |                                                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling derive_builder_core v0.2.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling mktemp v0.3.1
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]    Compiling gherkin_rust v0.3.0
[INFO] [stderr]    Compiling cucumber_rust v0.3.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cucumber_rust-0.3.3/src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(set_stdio)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cucumber_rust-0.3.3/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(fnbox)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cucumber_rust`.
[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" "072eb2b71c273ce61c40019d49677bd4dcb125f2d92eed80bf0c80598f02a3e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "072eb2b71c273ce61c40019d49677bd4dcb125f2d92eed80bf0c80598f02a3e6", kill_on_drop: false }`
[INFO] [stdout] 072eb2b71c273ce61c40019d49677bd4dcb125f2d92eed80bf0c80598f02a3e6