[INFO] fetching crate iron-middlefiddle 0.1.1... [INFO] checking iron-middlefiddle-0.1.1 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate iron-middlefiddle 0.1.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate iron-middlefiddle 0.1.1 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6087d6091b080e2b06bf0c32258a552533b7ca189fe1145e796531da70a40e6d [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" "6087d6091b080e2b06bf0c32258a552533b7ca189fe1145e796531da70a40e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6087d6091b080e2b06bf0c32258a552533b7ca189fe1145e796531da70a40e6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6087d6091b080e2b06bf0c32258a552533b7ca189fe1145e796531da70a40e6d", kill_on_drop: false }` [INFO] [stdout] 6087d6091b080e2b06bf0c32258a552533b7ca189fe1145e796531da70a40e6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 675230402afc382d27c5bb20a3ebe400465ba9d6723469097da6ae12cfc0d664 [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" "675230402afc382d27c5bb20a3ebe400465ba9d6723469097da6ae12cfc0d664", kill_on_drop: false }` [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling httparse v1.4.0 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking tinyvec v1.2.0 [INFO] [stderr] Checking unicode-bidi v0.3.5 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking error v0.1.9 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking conduit-mime-types v0.7.3 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking iron v0.5.1 [INFO] [stderr] Checking iron-middlefiddle v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:89:26 [INFO] [stdout] | [INFO] [stdout] 89 | BeforeMiddleware(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::BeforeMiddleware` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:103:25 [INFO] [stdout] | [INFO] [stdout] 103 | AfterMiddleware(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::AfterMiddleware` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:116:29 [INFO] [stdout] | [INFO] [stdout] 116 | pub handler: Option>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:89:26 [INFO] [stdout] | [INFO] [stdout] 89 | BeforeMiddleware(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::BeforeMiddleware` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:103:25 [INFO] [stdout] | [INFO] [stdout] 103 | AfterMiddleware(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::AfterMiddleware` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:116:29 [INFO] [stdout] | [INFO] [stdout] 116 | pub handler: Option>, [INFO] [stdout] | ^^^^^^^ help: use `dyn`: `dyn Handler` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.68s [INFO] running `Command { std: "docker" "inspect" "675230402afc382d27c5bb20a3ebe400465ba9d6723469097da6ae12cfc0d664", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "675230402afc382d27c5bb20a3ebe400465ba9d6723469097da6ae12cfc0d664", kill_on_drop: false }` [INFO] [stdout] 675230402afc382d27c5bb20a3ebe400465ba9d6723469097da6ae12cfc0d664