[INFO] fetching crate imbak 0.1.1...
[INFO] checking imbak-0.1.1 against master#f167efad2f51088d86180ee89177b3d7c9e7c2f5 for pr-129543
[INFO] extracting crate imbak 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate imbak 0.1.1 on toolchain f167efad2f51088d86180ee89177b3d7c9e7c2f5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate imbak 0.1.1
[INFO] finished tweaking crates.io crate imbak 0.1.1
[INFO] tweaked toml for crates.io crate imbak 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate imbak 0.1.1 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" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.63
[INFO] [stderr]   Downloaded rtoolbox v0.0.1
[INFO] [stderr]   Downloaded rpassword v7.2.0
[INFO] [stderr]   Downloaded quote v1.0.29
[INFO] [stderr]   Downloaded bufstream v0.1.4
[INFO] [stderr]   Downloaded imap-proto v0.10.2
[INFO] [stderr]   Downloaded anyhow v1.0.71
[INFO] [stderr]   Downloaded imap v2.4.1
[INFO] [stderr]   Downloaded ryu v1.0.14
[INFO] [stderr]   Downloaded openssl-sys v0.9.90
[INFO] [stderr]   Downloaded bitflags v2.3.3
[INFO] [stderr]   Downloaded nom v5.1.3
[INFO] [stderr]   Downloaded chrono v0.4.26
[INFO] [stderr]   Downloaded syn v2.0.23
[INFO] [stderr]   Downloaded openssl v0.10.55
[INFO] [stderr]   Downloaded rustix v0.38.3
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87587d40c7fab992faca5cca371133b337a853d0b00530e22b21bc090d9be3d1
[INFO] running `Command { std: "docker" "start" "-a" "87587d40c7fab992faca5cca371133b337a853d0b00530e22b21bc090d9be3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87587d40c7fab992faca5cca371133b337a853d0b00530e22b21bc090d9be3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87587d40c7fab992faca5cca371133b337a853d0b00530e22b21bc090d9be3d1", kill_on_drop: false }`
[INFO] [stdout] 87587d40c7fab992faca5cca371133b337a853d0b00530e22b21bc090d9be3d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f167efad2f51088d86180ee89177b3d7c9e7c2f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61e667b4749884671aff28a39c0efc96faeb55ac2aeef307e5fb3e86e389143e
[INFO] running `Command { std: "docker" "start" "-a" "61e667b4749884671aff28a39c0efc96faeb55ac2aeef307e5fb3e86e389143e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling rustix v0.38.3
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking ryu v1.0.14
[INFO] [stderr]    Compiling openssl v0.10.55
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.7.3
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling openssl-sys v0.9.90
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking clap_builder v4.3.11
[INFO] [stderr]     Checking rtoolbox v0.0.1
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking rpassword v7.2.0
[INFO] [stderr]     Checking secrecy v0.8.0
[INFO] [stderr]     Checking regex-automata v0.3.2
[INFO] [stderr]     Checking imap-proto v0.10.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling clap_derive v4.3.2
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking clap v4.3.11
[INFO] [stderr]     Checking imap v2.4.1
[INFO] [stderr]     Checking imbak v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/simple_imap/imap_mailbox.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct ImapMailbox<S: AsRef<str>> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub name: ImapMailboxName<S>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/simple_imap/imap_mailbox.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub struct ImapMailbox<S: AsRef<str>> {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub name: ImapMailboxName<S>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.62s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: imap-proto v0.10.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "61e667b4749884671aff28a39c0efc96faeb55ac2aeef307e5fb3e86e389143e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61e667b4749884671aff28a39c0efc96faeb55ac2aeef307e5fb3e86e389143e", kill_on_drop: false }`
[INFO] [stdout] 61e667b4749884671aff28a39c0efc96faeb55ac2aeef307e5fb3e86e389143e