[INFO] fetching crate iron-error-router 0.3.0...
[INFO] checking iron-error-router-0.3.0 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate iron-error-router 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate iron-error-router 0.3.0 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate iron-error-router 0.3.0
[INFO] finished tweaking crates.io crate iron-error-router 0.3.0
[INFO] tweaked toml for crates.io crate iron-error-router 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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] [stdout] 9bf2f0b22b5a3ccd5ed10f4dca07cdc2feb6831c58bb70d862513b922e6ea395
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9bf2f0b22b5a3ccd5ed10f4dca07cdc2feb6831c58bb70d862513b922e6ea395"`
[INFO] [stderr]     Checking iron-error-router v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:32
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn clone_box(&self) -> Box<ModifierInner>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn clone_box(&self) -> Box<ModifierInner> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Modifier<Response> for Box<ModifierInner> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     AfterMiddleware(Box<iron::middleware::AfterMiddleware>),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::middleware::AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Modifier(Box<ModifierInner>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Handler(Box<iron::Handler>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:32
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn clone_box(&self) -> Box<ModifierInner>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn clone_box(&self) -> Box<ModifierInner> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Modifier<Response> for Box<ModifierInner> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     AfterMiddleware(Box<iron::middleware::AfterMiddleware>),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::middleware::AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Modifier(Box<ModifierInner>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Handler(Box<iron::Handler>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]  --> examples/basic.rs:9:27
[INFO] [stderr]   |
[INFO] [stderr] 9 |         Ok(Response::with((status::NotFound)))
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `"docker" "inspect" "9bf2f0b22b5a3ccd5ed10f4dca07cdc2feb6831c58bb70d862513b922e6ea395"`
[INFO] running `"docker" "rm" "-f" "9bf2f0b22b5a3ccd5ed10f4dca07cdc2feb6831c58bb70d862513b922e6ea395"`
[INFO] [stdout] 9bf2f0b22b5a3ccd5ed10f4dca07cdc2feb6831c58bb70d862513b922e6ea395