[INFO] fetching crate micro_http_async 0.1.4...
[INFO] checking micro_http_async-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate micro_http_async 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate micro_http_async 0.1.4 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate micro_http_async 0.1.4
[INFO] finished tweaking crates.io crate micro_http_async 0.1.4
[INFO] tweaked toml for crates.io crate micro_http_async 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate micro_http_async 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-rustls v0.23.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8032f3e0618accb255f14c99949de6c0eee13aeef9d40e61891dc75b1f687b9
[INFO] running `Command { std: "docker" "start" "-a" "d8032f3e0618accb255f14c99949de6c0eee13aeef9d40e61891dc75b1f687b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8032f3e0618accb255f14c99949de6c0eee13aeef9d40e61891dc75b1f687b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8032f3e0618accb255f14c99949de6c0eee13aeef9d40e61891dc75b1f687b9", kill_on_drop: false }`
[INFO] [stdout] d8032f3e0618accb255f14c99949de6c0eee13aeef9d40e61891dc75b1f687b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c954caf1b22ce57aa0cc789544e029e84b5cd6384348b67f0bf04b0c5b793d68
[INFO] running `Command { std: "docker" "start" "-a" "c954caf1b22ce57aa0cc789544e029e84b5cd6384348b67f0bf04b0c5b793d68", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]     Checking futures-sink v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking futures-io v0.3.19
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking rustls-pemfile v0.2.1
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking tokio-rustls v0.23.2
[INFO] [stderr]     Checking futures-executor v0.3.19
[INFO] [stderr]     Checking futures v0.3.19
[INFO] [stderr]     Checking micro_http_async v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `rustls` is imported redundantly
[INFO] [stdout]   --> src/server.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio_rustls::rustls::{self, Certificate, PrivateKey};
[INFO] [stdout]    |                            ^^^^ the item `rustls` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rustls` is imported redundantly
[INFO] [stdout]   --> src/server.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio_rustls::rustls::{self, Certificate, PrivateKey};
[INFO] [stdout]    |                            ^^^^ the item `rustls` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.91s
[INFO] running `Command { std: "docker" "inspect" "c954caf1b22ce57aa0cc789544e029e84b5cd6384348b67f0bf04b0c5b793d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c954caf1b22ce57aa0cc789544e029e84b5cd6384348b67f0bf04b0c5b793d68", kill_on_drop: false }`
[INFO] [stdout] c954caf1b22ce57aa0cc789544e029e84b5cd6384348b67f0bf04b0c5b793d68