[INFO] fetching crate nut-client 0.4.2...
[INFO] checking nut-client-0.4.2 against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] extracting crate nut-client 0.4.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate nut-client 0.4.2 on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nut-client 0.4.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate nut-client 0.4.2
[INFO] tweaked toml for crates.io crate nut-client 0.4.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate nut-client 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sct v0.6.1
[INFO] [stderr]   Downloaded tokio-rustls v0.22.0
[INFO] [stderr]   Downloaded shell-words v1.0.0
[INFO] [stderr]   Downloaded rustls v0.19.1
[INFO] [stderr]   Downloaded js-sys v0.3.51
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.74
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.74
[INFO] [stderr]   Downloaded tokio v1.9.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]   Downloaded webpki-roots v0.21.1
[INFO] [stderr]   Downloaded ring v0.16.20
[INFO] [stderr]   Downloaded webpki v0.21.4
[INFO] [stderr]   Downloaded web-sys v0.3.51
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.74
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d5a827dc8fcee7a781853e51e7d2cc317eb81c0badf068115feb5322432639c
[INFO] running `Command { std: "docker" "start" "-a" "5d5a827dc8fcee7a781853e51e7d2cc317eb81c0badf068115feb5322432639c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d5a827dc8fcee7a781853e51e7d2cc317eb81c0badf068115feb5322432639c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d5a827dc8fcee7a781853e51e7d2cc317eb81c0badf068115feb5322432639c", kill_on_drop: false }`
[INFO] [stdout] 5d5a827dc8fcee7a781853e51e7d2cc317eb81c0badf068115feb5322432639c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98a1a913d46c1fa53f3dc2eb86117cac72ac7e03a3b505f2805b9d839e4fcc73
[INFO] running `Command { std: "docker" "start" "-a" "98a1a913d46c1fa53f3dc2eb86117cac72ac7e03a3b505f2805b9d839e4fcc73", kill_on_drop: false }`
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking nut-client v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/blocking/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{ClientError, Config, Host, NutError};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/blocking/mod.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::{ClientError, Config, Host, NutError};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartTLS`
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl`
[INFO] [stdout]   --> src/config.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl_insecure`
[INFO] [stdout]   --> src/config.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub(crate) ssl_insecure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartTLS`
[INFO] [stdout]   --> src/cmd.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StartTLS,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl`
[INFO] [stdout]   --> src/config.rs:98:5
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) ssl: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ssl_insecure`
[INFO] [stdout]   --> src/config.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub(crate) ssl_insecure: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "98a1a913d46c1fa53f3dc2eb86117cac72ac7e03a3b505f2805b9d839e4fcc73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98a1a913d46c1fa53f3dc2eb86117cac72ac7e03a3b505f2805b9d839e4fcc73", kill_on_drop: false }`
[INFO] [stdout] 98a1a913d46c1fa53f3dc2eb86117cac72ac7e03a3b505f2805b9d839e4fcc73