[INFO] fetching crate cargo-serve-doc 0.1.0...
[INFO] checking cargo-serve-doc-0.1.0 against beta for pr-78714
[INFO] extracting crate cargo-serve-doc 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cargo-serve-doc 0.1.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-serve-doc 0.1.0
[INFO] finished tweaking crates.io crate cargo-serve-doc 0.1.0
[INFO] tweaked toml for crates.io crate cargo-serve-doc 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 663bd6957ff1797d3f392bf810ae455e3e346d3c978fdceaf3876005f29217fd
[INFO] running `Command { std: "docker" "start" "-a" "663bd6957ff1797d3f392bf810ae455e3e346d3c978fdceaf3876005f29217fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "663bd6957ff1797d3f392bf810ae455e3e346d3c978fdceaf3876005f29217fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "663bd6957ff1797d3f392bf810ae455e3e346d3c978fdceaf3876005f29217fd", kill_on_drop: false }`
[INFO] [stdout] 663bd6957ff1797d3f392bf810ae455e3e346d3c978fdceaf3876005f29217fd
[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=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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] c6333299c5c5c01f6d11aec76eb1a20e159be76b12756dae07c525dea19f9104
[INFO] running `Command { std: "docker" "start" "-a" "c6333299c5c5c01f6d11aec76eb1a20e159be76b12756dae07c525dea19f9104", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking tower-service v0.1.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
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[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking atoi v0.2.3
[INFO] [stderr]     Checking checked v0.5.0
[INFO] [stderr]     Checking flate2 v1.0.19
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking serde_plain v0.3.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]    Compiling mime_guess v1.8.8
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[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking git2-curl v0.9.0
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[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking headers-core v0.1.1
[INFO] [stderr]     Checking crates-io v0.23.0
[INFO] [stderr]     Checking headers v0.2.3
[INFO] [stderr]     Checking cargo v0.35.0
[INFO] [stderr]    Compiling tower-web-macros v0.3.5
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking tower-web v0.3.7
[INFO] [stderr]     Checking replacing-buf-stream v0.1.0
[INFO] [stderr]     Checking cargo-serve-doc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 )))) as Box<Future<Item = _, Error = _> + Send>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[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/main.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |             )))) as Box<Future<Item = _, Error = _> + Send>;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     Box::new(f) as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |                         Box::new(f) as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:98:36
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:112:28
[INFO] [stdout]     |
[INFO] [stdout] 112 |         Box::new(f) as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:39:29
[INFO] [stdout]    |
[INFO] [stdout] 39 |                 )))) as Box<Future<Item = _, Error = _> + Send>;
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[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/main.rs:45:25
[INFO] [stdout]    |
[INFO] [stdout] 45 |             )))) as Box<Future<Item = _, Error = _> + Send>;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:65:40
[INFO] [stdout]    |
[INFO] [stdout] 65 |                     Box::new(f) as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |                         Box::new(f) as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:98:36
[INFO] [stdout]    |
[INFO] [stdout] 98 | ...                   as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:112:28
[INFO] [stdout]     |
[INFO] [stdout] 112 |         Box::new(f) as Box<Future<Item = _, Error = _> + Send>
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = _, Error = _> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.67s
[INFO] running `Command { std: "docker" "inspect" "c6333299c5c5c01f6d11aec76eb1a20e159be76b12756dae07c525dea19f9104", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6333299c5c5c01f6d11aec76eb1a20e159be76b12756dae07c525dea19f9104", kill_on_drop: false }`
[INFO] [stdout] c6333299c5c5c01f6d11aec76eb1a20e159be76b12756dae07c525dea19f9104