[INFO] fetching crate iron-error-router 0.3.0... [INFO] checking iron-error-router-0.3.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate iron-error-router 0.3.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate iron-error-router 0.3.0 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-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-1/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-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" "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] 2490c873e912accaeaf8db62815801e5fd5c8a1d834f6a8c5c9b0c6e619897d6 [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" "2490c873e912accaeaf8db62815801e5fd5c8a1d834f6a8c5c9b0c6e619897d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2490c873e912accaeaf8db62815801e5fd5c8a1d834f6a8c5c9b0c6e619897d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2490c873e912accaeaf8db62815801e5fd5c8a1d834f6a8c5c9b0c6e619897d6", kill_on_drop: false }` [INFO] [stdout] 2490c873e912accaeaf8db62815801e5fd5c8a1d834f6a8c5c9b0c6e619897d6 [INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2574d364dc67e6fc0e29a42e5c9c078fa1e1b3ea6e394b4a44611fc056ae27cc [INFO] running `Command { std: "docker" "start" "-a" "2574d364dc67e6fc0e29a42e5c9c078fa1e1b3ea6e394b4a44611fc056ae27cc", kill_on_drop: false }` [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking conduit-mime-types v0.7.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking idna v0.1.5 [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-error-router v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | fn clone_box(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:17:32 [INFO] [stdout] | [INFO] [stdout] 17 | fn clone_box(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | impl Modifier for Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | AfterMiddleware(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::middleware::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:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | Modifier(Box), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | Handler(Box), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::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:12:32 [INFO] [stdout] | [INFO] [stdout] 12 | fn clone_box(&self) -> Box; [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:17:32 [INFO] [stdout] | [INFO] [stdout] 17 | fn clone_box(&self) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:24:33 [INFO] [stdout] | [INFO] [stdout] 24 | impl Modifier for Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | AfterMiddleware(Box), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::middleware::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:30:18 [INFO] [stdout] | [INFO] [stdout] 30 | Modifier(Box), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner` [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:31:17 [INFO] [stdout] | [INFO] [stdout] 31 | Handler(Box), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::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: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> examples/basic.rs:9:27 [INFO] [stdout] | [INFO] [stdout] 9 | Ok(Response::with((status::NotFound))) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.83s [INFO] running `Command { std: "docker" "inspect" "2574d364dc67e6fc0e29a42e5c9c078fa1e1b3ea6e394b4a44611fc056ae27cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2574d364dc67e6fc0e29a42e5c9c078fa1e1b3ea6e394b4a44611fc056ae27cc", kill_on_drop: false }` [INFO] [stdout] 2574d364dc67e6fc0e29a42e5c9c078fa1e1b3ea6e394b4a44611fc056ae27cc