[INFO] cloning repository https://github.com/pbar1/ssh-util [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pbar1/ssh-util" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbar1%2Fssh-util", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbar1%2Fssh-util'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c84a29d510af074f40be83f45b4245dba25ca1e7 [INFO] checking pbar1/ssh-util/c84a29d510af074f40be83f45b4245dba25ca1e7 against master#8b6b15b877fbceb1ee5d9a5a4746e7515901574a for pr-147294 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpbar1%2Fssh-util" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/pbar1/ssh-util [INFO] finished tweaking git repo https://github.com/pbar1/ssh-util [INFO] tweaked toml for git repo https://github.com/pbar1/ssh-util written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pbar1/ssh-util on toolchain 8b6b15b877fbceb1ee5d9a5a4746e7515901574a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pbar1/ssh-util 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" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ssh-encoding v0.2.0 [INFO] [stderr] Downloaded pkcs5 v0.7.1 [INFO] [stderr] Downloaded ssh-cipher v0.2.0 [INFO] [stderr] Downloaded russh-cryptovec v0.52.0 [INFO] [stderr] Downloaded pageant v0.0.3 [INFO] [stderr] Downloaded russh-util v0.52.0 [INFO] [stderr] Downloaded typestate v0.8.0 [INFO] [stderr] Downloaded async-ssh2-lite v0.5.0 [INFO] [stderr] Downloaded ssh2 v0.9.5 [INFO] [stderr] Downloaded bcrypt-pbkdf v0.10.0 [INFO] [stderr] Downloaded typestate-proc-macro v0.8.0 [INFO] [stderr] Downloaded bon v3.7.1 [INFO] [stderr] Downloaded rstest v0.26.1 [INFO] [stderr] Downloaded p521 v0.13.3 [INFO] [stderr] Downloaded ed25519-dalek v2.2.0 [INFO] [stderr] Downloaded internal-russh-forked-ssh-key v0.6.11+upstream-0.6.7 [INFO] [stderr] Downloaded russh v0.54.3 [INFO] [stderr] Downloaded ssh-key v0.6.7 [INFO] [stderr] Downloaded rstest_macros v0.26.1 [INFO] [stderr] Downloaded bon-macros v3.7.1 [INFO] [stderr] Downloaded aquamarine v0.1.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a14c9f9977f358996fc7561ee990784edad4a4210753d16a20fa1b2f3db3979f [INFO] running `Command { std: "docker" "start" "-a" "a14c9f9977f358996fc7561ee990784edad4a4210753d16a20fa1b2f3db3979f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a14c9f9977f358996fc7561ee990784edad4a4210753d16a20fa1b2f3db3979f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a14c9f9977f358996fc7561ee990784edad4a4210753d16a20fa1b2f3db3979f", kill_on_drop: false }` [INFO] [stdout] a14c9f9977f358996fc7561ee990784edad4a4210753d16a20fa1b2f3db3979f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8b6b15b877fbceb1ee5d9a5a4746e7515901574a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2cd37784558fe94da0bb2ec735731371a427c8689c08b6dfecc284904d680d00 [INFO] running `Command { std: "docker" "start" "-a" "2cd37784558fe94da0bb2ec735731371a427c8689c08b6dfecc284904d680d00", kill_on_drop: false }` [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Checking block-padding v0.3.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking universal-hash v0.5.1 [INFO] [stderr] Checking aead v0.5.2 [INFO] [stderr] Compiling curve25519-dalek v4.1.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling nix v0.29.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Checking inout v0.1.4 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Checking polyval v0.6.2 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking pem-rfc7468 v0.7.0 [INFO] [stderr] Checking poly1305 v0.8.0 [INFO] [stderr] Checking ghash v0.5.1 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.9 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking cbc v0.1.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking salsa20 v0.10.2 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking chacha20 v0.9.1 [INFO] [stderr] Checking pbkdf2 v0.12.2 [INFO] [stderr] Checking signature v2.2.0 [INFO] [stderr] Checking ff v0.13.1 [INFO] [stderr] Checking hkdf v0.12.4 [INFO] [stderr] Checking crypto-bigint v0.5.5 [INFO] [stderr] Checking der v0.7.10 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking scrypt v0.11.0 [INFO] [stderr] Checking rfc6979 v0.4.0 [INFO] [stderr] Checking ssh-encoding v0.2.0 [INFO] [stderr] Checking group v0.13.0 [INFO] [stderr] Checking blowfish v0.9.1 [INFO] [stderr] Compiling jobserver v0.1.33 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking password-hash v0.5.0 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Checking socket2 v0.6.0 [INFO] [stderr] Checking bcrypt-pbkdf v0.10.0 [INFO] [stderr] Checking aes-gcm v0.10.3 [INFO] [stderr] Compiling aws-lc-rs v1.13.3 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking ssh-cipher v0.2.0 [INFO] [stderr] Checking sha1 v0.10.6 [INFO] [stderr] Compiling cc v1.2.34 [INFO] [stderr] Compiling rstest_macros v0.26.1 [INFO] [stderr] Compiling camino v1.1.11 [INFO] [stderr] Checking argon2 v0.5.3 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking flate2 v1.1.2 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Compiling anyhow v1.0.99 [INFO] [stderr] Checking secrecy v0.10.3 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Checking russh-cryptovec v0.52.0 [INFO] [stderr] Checking spki v0.7.3 [INFO] [stderr] Checking pkcs5 v0.7.1 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Checking num-bigint-dig v0.8.4 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking pkcs8 v0.10.2 [INFO] [stderr] Compiling openssl-sys v0.9.109 [INFO] [stderr] Compiling libz-sys v1.1.22 [INFO] [stderr] Compiling libssh2-sys v0.3.1 [INFO] [stderr] Compiling aws-lc-sys v0.30.0 [INFO] [stderr] Checking sec1 v0.7.3 [INFO] [stderr] Checking pkcs1 v0.7.5 [INFO] [stderr] Checking ed25519 v2.2.3 [INFO] [stderr] Checking elliptic-curve v0.13.8 [INFO] [stderr] Checking ssh-key v0.6.7 [INFO] [stderr] Checking primeorder v0.13.6 [INFO] [stderr] Checking ecdsa v0.16.9 [INFO] [stderr] Checking rsa v0.9.8 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Checking p521 v0.13.3 [INFO] [stderr] Checking p384 v0.13.1 [INFO] [stderr] Checking p256 v0.13.2 [INFO] [stderr] Compiling darling_core v0.21.3 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling aquamarine v0.1.12 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling delegate v0.13.4 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Checking ssh2 v0.9.5 [INFO] [stderr] Compiling thiserror-impl v2.0.16 [INFO] [stderr] Compiling enum_dispatch v0.3.13 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Checking tokio v1.47.1 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Compiling typestate-proc-macro v0.8.0 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking thiserror v2.0.16 [INFO] [stderr] Compiling darling_macro v0.21.3 [INFO] [stderr] Compiling darling v0.21.3 [INFO] [stderr] Compiling bon-macros v3.7.1 [INFO] [stderr] Checking ed25519-dalek v2.2.0 [INFO] [stderr] Checking internal-russh-forked-ssh-key v0.6.11+upstream-0.6.7 [INFO] [stderr] Checking typestate v0.8.0 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking async-ssh2-lite v0.5.0 [INFO] [stderr] Checking rstest v0.26.1 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking russh-util v0.52.0 [INFO] [stderr] Checking bon v3.7.1 [INFO] [stderr] Checking russh v0.54.3 [INFO] [stderr] Checking ssh-util v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `auth`, `user`, `host`, `port`, and `driver` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Session { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 19 | #[builder(field)] [INFO] [stdout] 20 | auth: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | user: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | port: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 30 | /// Underlying SSH implementation. [INFO] [stdout] 31 | driver: DriverKind, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Session` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Driver` is never used [INFO] [stdout] --> src/driver.rs:30:11 [INFO] [stdout] | [INFO] [stdout] 30 | pub trait Driver { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Session` is never used [INFO] [stdout] --> src/driver.rs:36:11 [INFO] [stdout] | [INFO] [stdout] 36 | pub trait Session { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RusshDriver` is never constructed [INFO] [stdout] --> src/driver/russh.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct RusshDriver { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RusshSession` is never constructed [INFO] [stdout] --> src/driver/russh.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub struct RusshSession { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ClientHandler` is never constructed [INFO] [stdout] --> src/driver/russh.rs:82:8 [INFO] [stdout] | [INFO] [stdout] 82 | struct ClientHandler; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `TransportFactory` is never used [INFO] [stdout] --> src/transport.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | pub trait TransportFactory { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Transport` is never used [INFO] [stdout] --> src/transport.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 12 | pub enum Transport { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `SocketModifier` is never used [INFO] [stdout] --> src/transport/tokio_tcp.rs:11:10 [INFO] [stdout] | [INFO] [stdout] 11 | pub type SocketModifier = dyn Fn(&TcpSocket) -> std::io::Result<()>; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `TokioTcp` is never constructed [INFO] [stdout] --> src/transport/tokio_tcp.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct TokioTcp { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `auth`, `user`, `host`, `port`, and `driver` are never read [INFO] [stdout] --> src/lib.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct Session { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 19 | #[builder(field)] [INFO] [stdout] 20 | auth: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | user: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | host: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | port: u16, [INFO] [stdout] | ^^^^ [INFO] [stdout] 30 | /// Underlying SSH implementation. [INFO] [stdout] 31 | driver: DriverKind, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Session` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Driver` is never used [INFO] [stdout] --> src/driver.rs:30:11 [INFO] [stdout] | [INFO] [stdout] 30 | pub trait Driver { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Session` is never used [INFO] [stdout] --> src/driver.rs:36:11 [INFO] [stdout] | [INFO] [stdout] 36 | pub trait Session { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RusshDriver` is never constructed [INFO] [stdout] --> src/driver/russh.rs:16:12 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct RusshDriver { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RusshSession` is never constructed [INFO] [stdout] --> src/driver/russh.rs:51:12 [INFO] [stdout] | [INFO] [stdout] 51 | pub struct RusshSession { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ClientHandler` is never constructed [INFO] [stdout] --> src/driver/russh.rs:82:8 [INFO] [stdout] | [INFO] [stdout] 82 | struct ClientHandler; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/transport.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | TokioTcp(tokio::net::TcpStream), [INFO] [stdout] | -------- ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Transport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 14 - TokioTcp(tokio::net::TcpStream), [INFO] [stdout] 14 + TokioTcp(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `None` is never constructed [INFO] [stdout] --> src/transport.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub enum Transport { [INFO] [stdout] | --------- variant in this enum [INFO] [stdout] 13 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Transport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 47.51s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "2cd37784558fe94da0bb2ec735731371a427c8689c08b6dfecc284904d680d00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cd37784558fe94da0bb2ec735731371a427c8689c08b6dfecc284904d680d00", kill_on_drop: false }` [INFO] [stdout] 2cd37784558fe94da0bb2ec735731371a427c8689c08b6dfecc284904d680d00