[INFO] cloning repository https://github.com/EmbarkStudios/cargo-fetcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EmbarkStudios/cargo-fetcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Fcargo-fetcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Fcargo-fetcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 376891b66389209107fff95831dc268ab0a1190b
[INFO] checking EmbarkStudios/cargo-fetcher against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEmbarkStudios%2Fcargo-fetcher" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EmbarkStudios/cargo-fetcher on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EmbarkStudios/cargo-fetcher
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/EmbarkStudios/cargo-fetcher
[INFO] tweaked toml for git repo https://github.com/EmbarkStudios/cargo-fetcher written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/EmbarkStudios/cargo-fetcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "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] c96a973781ea2b07dc89e1ef6510091eceb1d2904a7861ba16bded4d8b4e477a
[INFO] running `Command { std: "docker" "start" "-a" "c96a973781ea2b07dc89e1ef6510091eceb1d2904a7861ba16bded4d8b4e477a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c96a973781ea2b07dc89e1ef6510091eceb1d2904a7861ba16bded4d8b4e477a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96a973781ea2b07dc89e1ef6510091eceb1d2904a7861ba16bded4d8b4e477a", kill_on_drop: false }`
[INFO] [stdout] c96a973781ea2b07dc89e1ef6510091eceb1d2904a7861ba16bded4d8b4e477a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fda2c7b5de68e4bea90dbfd6ba714d010191df6602b75ca0b950f418d4f3d201
[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" "fda2c7b5de68e4bea90dbfd6ba714d010191df6602b75ca0b950f418d4f3d201", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.65
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tracing v0.1.17
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking zstd-safe v2.0.5+zstd.1.4.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.65
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.0
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.65
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking serde v1.0.114
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking tracing-serde v0.1.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking reqwest v0.10.7
[INFO] [stderr]     Checking wasm-bindgen v0.2.65
[INFO] [stderr]     Checking tracing-subscriber v0.2.9
[INFO] [stderr]     Checking js-sys v0.3.42
[INFO] [stderr]     Checking web-sys v0.3.42
[INFO] [stderr]     Checking gloo-timers v0.2.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking async-tar v0.2.0
[INFO] [stderr]     Checking cargo-fetcher v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/util.rs:473:33
[INFO] [stdout]     |
[INFO] [stdout] 473 |     let CloudLocationUrl { url, path } = cloud_url;
[INFO] [stdout]     |                                 ^^^^ help: try ignoring the field: `path: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]    --> src/util.rs:473:33
[INFO] [stdout]     |
[INFO] [stdout] 473 |     let CloudLocationUrl { url, path } = cloud_url;
[INFO] [stdout]     |                                 ^^^^ help: try ignoring the field: `path: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `fs` in `backends`
[INFO] [stdout]  --> tests/tutil.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 |         cf::backends::fs::FSBackend::new(cf::FilesystemLocation { path: &root })
[INFO] [stdout]   |                       ^^ could not find `fs` in `backends`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `dyn cargo_fetcher::Backend + std::marker::Send + std::marker::Sync` cannot be known at compilation time
[INFO] [stdout]  --> tests/tutil.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let backend = Arc::new(
[INFO] [stdout]   |                   ^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]   |
[INFO] [stdout]   = help: the trait `std::marker::Sized` is not implemented for `dyn cargo_fetcher::Backend + std::marker::Send + std::marker::Sync`
[INFO] [stdout]   = note: required by `std::sync::Arc::<T>::new`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cargo-fetcher`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "fda2c7b5de68e4bea90dbfd6ba714d010191df6602b75ca0b950f418d4f3d201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda2c7b5de68e4bea90dbfd6ba714d010191df6602b75ca0b950f418d4f3d201", kill_on_drop: false }`
[INFO] [stdout] fda2c7b5de68e4bea90dbfd6ba714d010191df6602b75ca0b950f418d4f3d201