[INFO] fetching crate as-dyn-trait 0.2.0...
[INFO] checking as-dyn-trait-0.2.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate as-dyn-trait 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate as-dyn-trait 0.2.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate as-dyn-trait 0.2.0
[INFO] finished tweaking crates.io crate as-dyn-trait 0.2.0
[INFO] tweaked toml for crates.io crate as-dyn-trait 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.90)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c26d9539ffd4b37bb355929def3fc125dcb76bf190f7862e4e3a073b93bba49
[INFO] running `Command { std: "docker" "start" "-a" "3c26d9539ffd4b37bb355929def3fc125dcb76bf190f7862e4e3a073b93bba49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c26d9539ffd4b37bb355929def3fc125dcb76bf190f7862e4e3a073b93bba49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c26d9539ffd4b37bb355929def3fc125dcb76bf190f7862e4e3a073b93bba49", kill_on_drop: false }`
[INFO] [stdout] 3c26d9539ffd4b37bb355929def3fc125dcb76bf190f7862e4e3a073b93bba49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a80f77814db63eb161eefdeea780d314de397ac391d94c902dfdf15691628555
[INFO] running `Command { std: "docker" "start" "-a" "a80f77814db63eb161eefdeea780d314de397ac391d94c902dfdf15691628555", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking proc-macro2 v1.0.92
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking as-dyn-trait v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(unused_extern_crates) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 2  |     rust_2018_idioms,
[INFO] [stdout]    |     ---------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 13 |     unused_extern_crates,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]    --> src/lib.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | extern crate proc_macro;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:13:5
[INFO] [stdout]     |
[INFO] [stdout] 13  |     unused_extern_crates,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/settings.rs:277:10
[INFO] [stdout]     |
[INFO] [stdout] 277 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: warn(unused_extern_crates) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 2  |     rust_2018_idioms,
[INFO] [stdout]    |     ---------------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 13 |     unused_extern_crates,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused extern crate
[INFO] [stdout]    --> src/lib.rs:129:1
[INFO] [stdout]     |
[INFO] [stdout] 129 | extern crate proc_macro;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove it
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:13:5
[INFO] [stdout]     |
[INFO] [stdout] 13  |     unused_extern_crates,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/settings.rs:277:10
[INFO] [stdout]     |
[INFO] [stdout] 277 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `as-dyn-trait` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `as-dyn-trait` (lib) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "a80f77814db63eb161eefdeea780d314de397ac391d94c902dfdf15691628555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80f77814db63eb161eefdeea780d314de397ac391d94c902dfdf15691628555", kill_on_drop: false }`
[INFO] [stdout] a80f77814db63eb161eefdeea780d314de397ac391d94c902dfdf15691628555
