[INFO] crate iron-middlefiddle 0.1.1 is already in cache
[INFO] checking iron-middlefiddle-0.1.1 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate iron-middlefiddle 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate iron-middlefiddle 0.1.1 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate iron-middlefiddle 0.1.1
[INFO] finished tweaking crates.io crate iron-middlefiddle 0.1.1
[INFO] tweaked toml for crates.io crate iron-middlefiddle 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 081a612bdffd87d51610d14558a16ed78bac1a2bfe5b0348977008ae7f0e0209
[INFO] running `"docker" "start" "-a" "081a612bdffd87d51610d14558a16ed78bac1a2bfe5b0348977008ae7f0e0209"`
[INFO] [stderr]     Checking iron v0.5.1
[INFO] [stderr]     Checking iron-middlefiddle v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:89:26
[INFO] [stderr]    |
[INFO] [stderr] 89 |     BeforeMiddleware(Box<iron::BeforeMiddleware>),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::BeforeMiddleware`
[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:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |     AfterMiddleware(Box<iron::AfterMiddleware>),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:116:29
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub handler: Option<Box<Handler>>,
[INFO] [stderr]     |                             ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:89:26
[INFO] [stderr]    |
[INFO] [stderr] 89 |     BeforeMiddleware(Box<iron::BeforeMiddleware>),
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::BeforeMiddleware`
[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:103:25
[INFO] [stderr]     |
[INFO] [stderr] 103 |     AfterMiddleware(Box<iron::AfterMiddleware>),
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:116:29
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub handler: Option<Box<Handler>>,
[INFO] [stderr]     |                             ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "081a612bdffd87d51610d14558a16ed78bac1a2bfe5b0348977008ae7f0e0209"`
[INFO] running `"docker" "rm" "-f" "081a612bdffd87d51610d14558a16ed78bac1a2bfe5b0348977008ae7f0e0209"`
[INFO] [stdout] 081a612bdffd87d51610d14558a16ed78bac1a2bfe5b0348977008ae7f0e0209
