[INFO] fetching crate finchers 0.13.5...
[INFO] checking finchers-0.13.5 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate finchers 0.13.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate finchers 0.13.5 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finchers 0.13.5
[INFO] finished tweaking crates.io crate finchers 0.13.5
[INFO] tweaked toml for crates.io crate finchers 0.13.5 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 640d7c99cfc5cf18105a5279a5dfce178bcb23627f95362842c8b04159281967
[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" "640d7c99cfc5cf18105a5279a5dfce178bcb23627f95362842c8b04159281967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "640d7c99cfc5cf18105a5279a5dfce178bcb23627f95362842c8b04159281967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "640d7c99cfc5cf18105a5279a5dfce178bcb23627f95362842c8b04159281967", kill_on_drop: false }`
[INFO] [stdout] 640d7c99cfc5cf18105a5279a5dfce178bcb23627f95362842c8b04159281967
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28eb3a42588146e65a5ab349972256d9b3a6b41437dac61a9cf4df769b40341c
[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" "28eb3a42588146e65a5ab349972256d9b3a6b41437dac61a9cf4df769b40341c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling finchers v0.13.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking cookie v0.11.4
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking hyper v0.12.36
[INFO] [stderr]     Checking backtrace v0.3.63
[INFO] [stderr]     Checking error-chain v0.12.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_qs v0.4.6
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/endpoint/syntax/mod.rs:214:34
[INFO] [stdout]     |
[INFO] [stdout] 214 |     _marker: PhantomData<fn() -> (T)>,
[INFO] [stdout]     |                                  ^ ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout] 44  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 214 -     _marker: PhantomData<fn() -> (T)>,
[INFO] [stdout] 214 +     _marker: PhantomData<fn() -> T>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/endpoint/syntax/mod.rs:214:34
[INFO] [stdout]     |
[INFO] [stdout] 214 |     _marker: PhantomData<fn() -> (T)>,
[INFO] [stdout]     |                                  ^ ^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout] 44  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_parens)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 214 -     _marker: PhantomData<fn() -> (T)>,
[INFO] [stdout] 214 +     _marker: PhantomData<fn() -> T>,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]    --> src/test.rs:564:33
[INFO] [stdout]     |
[INFO] [stdout] 564 |         let mut runner = runner({ endpoint::cloned("Hello") });
[INFO] [stdout]     |                                 ^^                         ^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout] 44  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(unused_braces)]` implied by `#[warn(unused)]`
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 564 -         let mut runner = runner({ endpoint::cloned("Hello") });
[INFO] [stdout] 564 +         let mut runner = runner(endpoint::cloned("Hello"));
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `mime_guess::guess_mime_type`: Use `from_path(path).first_or_octet_stream()` instead
[INFO] [stdout]   --> src/output/fs.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use mime_guess::guess_mime_type;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `mime_guess::guess_mime_type`: Use `from_path(path).first_or_octet_stream()` instead
[INFO] [stdout]   --> src/output/fs.rs:98:28
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let content_type = guess_mime_type(&path);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `mime_guess::guess_mime_type`: Use `from_path(path).first_or_octet_stream()` instead
[INFO] [stdout]   --> src/output/fs.rs:17:17
[INFO] [stdout]    |
[INFO] [stdout] 17 | use mime_guess::guess_mime_type;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `mime_guess::guess_mime_type`: Use `from_path(path).first_or_octet_stream()` instead
[INFO] [stdout]   --> src/output/fs.rs:98:28
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let content_type = guess_mime_type(&path);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `http::uri::Authority::port`: use `port_part` or `port_u16` instead
[INFO] [stdout]    --> src/test.rs:328:48
[INFO] [stdout]     |
[INFO] [stdout] 328 |                     .or_insert(match authority.port() {
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `http::uri::Authority::port`: use `port_part` or `port_u16` instead
[INFO] [stdout]    --> src/test.rs:328:48
[INFO] [stdout]     |
[INFO] [stdout] 328 |                     .or_insert(match authority.port() {
[INFO] [stdout]     |                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cursor`
[INFO] [stdout]    --> src/endpoint/context.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     cursor: &'a Cursor,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout] 44  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]    --> src/server/middleware/log.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         version: Version,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoint/by_ref.rs:58:29
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct ByRefFuture<'a, T: 'a> {
[INFO] [stdout]    |                             ^^^^ help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     rust_2018_idioms,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoints/header.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct ParseFuture<'e, T: 'e> {
[INFO] [stdout]    |                             ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]    --> src/endpoints/header.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub struct OptionalFuture<'e, T: 'e> {
[INFO] [stdout]     |                                ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoint/wrapper/and_then.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |     F: Func<F1::Item, Out = F2> + 'a,
[INFO] [stdout]    |                                ^^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoint/wrapper/map.rs:71:30
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct MapFuture<'a, T, F: 'a> {
[INFO] [stdout]    |                              ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cursor`
[INFO] [stdout]    --> src/endpoint/context.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     cursor: &'a Cursor,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:44:5
[INFO] [stdout]     |
[INFO] [stdout] 44  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]    --> src/server/middleware/log.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |         version: Version,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoint/by_ref.rs:58:29
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct ByRefFuture<'a, T: 'a> {
[INFO] [stdout]    |                             ^^^^ help: remove this bound
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     rust_2018_idioms,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(explicit_outlives_requirements)]` implied by `#[warn(rust_2018_idioms)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoints/header.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct ParseFuture<'e, T: 'e> {
[INFO] [stdout]    |                             ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]    --> src/endpoints/header.rs:161:32
[INFO] [stdout]     |
[INFO] [stdout] 161 | pub struct OptionalFuture<'e, T: 'e> {
[INFO] [stdout]     |                                ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoint/wrapper/and_then.rs:79:32
[INFO] [stdout]    |
[INFO] [stdout] 79 |     F: Func<F1::Item, Out = F2> + 'a,
[INFO] [stdout]    |                                ^^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: outlives requirements can be inferred
[INFO] [stdout]   --> src/endpoint/wrapper/map.rs:71:30
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub struct MapFuture<'a, T, F: 'a> {
[INFO] [stdout]    |                              ^^^^ help: remove this bound
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> tests/endpoint/syntax.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut runner = test::runner({ syntax::segment("foo").and(syntax::segment("bar")) });
[INFO] [stdout]    |                                   ^^                                                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 20 -     let mut runner = test::runner({ syntax::segment("foo").and(syntax::segment("bar")) });
[INFO] [stdout] 20 +     let mut runner = test::runner(syntax::segment("foo").and(syntax::segment("bar")));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> tests/endpoints/header.rs:26:22
[INFO] [stdout]    |
[INFO] [stdout] 26 |         test::runner({ endpoints::header::parse::<Mime>("content-type").with_output::<(Mime,)>() });
[INFO] [stdout]    |                      ^^                                                                         ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 26 -         test::runner({ endpoints::header::parse::<Mime>("content-type").with_output::<(Mime,)>() });
[INFO] [stdout] 26 +         test::runner(endpoints::header::parse::<Mime>("content-type").with_output::<(Mime,)>());
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]  --> tests/endpoints/query.rs:8:35
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut runner = test::runner({ query::raw().with_output::<(Option<String>,)>() });
[INFO] [stdout]   |                                   ^^                                               ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 8 -     let mut runner = test::runner({ query::raw().with_output::<(Option<String>,)>() });
[INFO] [stdout] 8 +     let mut runner = test::runner(query::raw().with_output::<(Option<String>,)>());
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around function argument
[INFO] [stdout]   --> tests/tests.rs:52:22
[INFO] [stdout]    |
[INFO] [stdout] 52 |         test::runner({ endpoint::lazy(|| Err::<&str, _>(finchers::error::bad_request("error"))) });
[INFO] [stdout]    |                      ^^                                                                        ^^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 52 -         test::runner({ endpoint::lazy(|| Err::<&str, _>(finchers::error::bad_request("error"))) });
[INFO] [stdout] 52 +         test::runner(endpoint::lazy(|| Err::<&str, _>(finchers::error::bad_request("error"))));
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.63s
[INFO] running `Command { std: "docker" "inspect" "28eb3a42588146e65a5ab349972256d9b3a6b41437dac61a9cf4df769b40341c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28eb3a42588146e65a5ab349972256d9b3a6b41437dac61a9cf4df769b40341c", kill_on_drop: false }`
[INFO] [stdout] 28eb3a42588146e65a5ab349972256d9b3a6b41437dac61a9cf4df769b40341c