[INFO] updating cached repository https://github.com/ubnt-intrepid/cargo-docserve
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0f400c1e7e92bd425f7ebf12f7b0ccb67b747aad
[INFO] checking ubnt-intrepid/cargo-docserve against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fubnt-intrepid%2Fcargo-docserve" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ubnt-intrepid/cargo-docserve on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ubnt-intrepid/cargo-docserve
[INFO] removed workspace from git repo https://github.com/ubnt-intrepid/cargo-docserve
[INFO] finished tweaking git repo https://github.com/ubnt-intrepid/cargo-docserve
[INFO] tweaked toml for git repo https://github.com/ubnt-intrepid/cargo-docserve written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ubnt-intrepid/cargo-docserve already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f885596614cd670d8be20b2d69c1a4f3d2c5190370c38befff5fa2263bfc1eaa
[INFO] running `"docker" "start" "-a" "f885596614cd670d8be20b2d69c1a4f3d2c5190370c38befff5fa2263bfc1eaa"`
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]     Checking lazycell v1.2.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.5
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[INFO] [stderr]     Checking same-file v1.0.3
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[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]     Checking owning_ref v0.3.3
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[INFO] [stderr]     Checking tokio-executor v0.1.5
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[INFO] [stderr]    Compiling curl-sys v0.4.13
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[INFO] [stderr]    Compiling rustc_version v0.2.3
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[INFO] [stderr]     Checking pretty_env_logger v0.2.4
[INFO] [stderr]     Checking url v1.7.1
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[INFO] [stderr]     Checking tokio-threadpool v0.1.7
[INFO] [stderr]    Compiling nom v4.1.0
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[INFO] [stderr]     Checking tokio-udp v0.1.2
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[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling structopt-derive v0.2.12
[INFO] [stderr]     Checking crypto-hash v0.3.1
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[INFO] [stderr]     Checking structopt v0.2.12
[INFO] [stderr]     Checking clap-verbosity-flag v0.2.0
[INFO] [stderr]     Checking curl v0.4.18
[INFO] [stderr]    Compiling askama_shared v0.7.2
[INFO] [stderr]     Checking rustfix v0.4.2
[INFO] [stderr]     Checking crates-io v0.18.0
[INFO] [stderr]    Compiling askama_derive v0.7.2
[INFO] [stderr]    Compiling askama v0.7.2
[INFO] [stderr]    Compiling cargo-docserve v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking git2 v0.7.5
[INFO] [stderr]     Checking git2-curl v0.8.2
[INFO] [stderr]     Checking cargo v0.30.0
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:62:23
[INFO] [stderr]    |
[INFO] [stderr] 62 |     type Future = Box<Future<Item = Response<Self::ResBody>, Error = Self::Error> + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Self::ResBody>, Error = Self::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/server.rs:50:54
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut path = self.config.doc_dir.join(path.trim_left_matches('/'));
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/server.rs:62:23
[INFO] [stderr]    |
[INFO] [stderr] 62 |     type Future = Box<Future<Item = Response<Self::ResBody>, Error = Self::Error> + Send>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = Response<Self::ResBody>, Error = Self::Error> + Send`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/server.rs:50:54
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let mut path = self.config.doc_dir.join(path.trim_left_matches('/'));
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/main.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(unused)]
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/main.rs:1:9
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![warn(unused)]
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 48s
[INFO] running `"docker" "inspect" "f885596614cd670d8be20b2d69c1a4f3d2c5190370c38befff5fa2263bfc1eaa"`
[INFO] running `"docker" "rm" "-f" "f885596614cd670d8be20b2d69c1a4f3d2c5190370c38befff5fa2263bfc1eaa"`
[INFO] [stdout] f885596614cd670d8be20b2d69c1a4f3d2c5190370c38befff5fa2263bfc1eaa