[INFO] fetching crate imap-tools 1.4.4...
[INFO] checking imap-tools-1.4.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate imap-tools 1.4.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate imap-tools 1.4.4
[INFO] finished tweaking crates.io crate imap-tools 1.4.4
[INFO] tweaked toml for crates.io crate imap-tools 1.4.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate imap-tools 1.4.4 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate imap-tools 1.4.4 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e119e9bd9306ca9fc04c3cf58e5059904ffc7c8af17f32d2ca8a0bd7647222b6
[INFO] running `Command { std: "docker" "start" "-a" "e119e9bd9306ca9fc04c3cf58e5059904ffc7c8af17f32d2ca8a0bd7647222b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e119e9bd9306ca9fc04c3cf58e5059904ffc7c8af17f32d2ca8a0bd7647222b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e119e9bd9306ca9fc04c3cf58e5059904ffc7c8af17f32d2ca8a0bd7647222b6", kill_on_drop: false }`
[INFO] [stdout] e119e9bd9306ca9fc04c3cf58e5059904ffc7c8af17f32d2ca8a0bd7647222b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30b6400cc085766451f82e663b2aa6f22f08c749a6ba68de0d5d3dc4c96e3cc2
[INFO] running `Command { std: "docker" "start" "-a" "30b6400cc085766451f82e663b2aa6f22f08c749a6ba68de0d5d3dc4c96e3cc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling cc v1.2.26
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking strfmt v0.2.4
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking clap_builder v4.5.39
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking imap-proto v0.16.5
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling ouroboros_macro v0.18.5
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking ouroboros v0.18.5
[INFO] [stderr]     Checking clap v4.5.39
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking imap v3.0.0-alpha.15
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking size v0.5.0
[INFO] [stderr]     Checking serde_any v0.5.0
[INFO] [stderr]     Checking imap-tools v1.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `is_usable` is never used
[INFO] [stdout]  --> src/libs/render.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Renderer {
[INFO] [stdout]   |           -------- associated function in this trait
[INFO] [stdout] 8 |     fn is_usable() -> bool
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `is_usable` is never used
[INFO] [stdout]  --> src/libs/render.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub trait Renderer {
[INFO] [stdout]   |           -------- associated function in this trait
[INFO] [stdout] 8 |     fn is_usable() -> bool
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.00s
[INFO] running `Command { std: "docker" "inspect" "30b6400cc085766451f82e663b2aa6f22f08c749a6ba68de0d5d3dc4c96e3cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b6400cc085766451f82e663b2aa6f22f08c749a6ba68de0d5d3dc4c96e3cc2", kill_on_drop: false }`
[INFO] [stdout] 30b6400cc085766451f82e663b2aa6f22f08c749a6ba68de0d5d3dc4c96e3cc2